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| <div class="subTitle">org.apache.calcite.util</div> |
| <h2 title="类 Util" class="title">类 Util</h2> |
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| <ul class="inheritance"> |
| <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">java.lang.Object</a></li> |
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| <li>org.apache.calcite.util.Util</li> |
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| <pre>public class <span class="typeNameLabel">Util</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a></pre> |
| <div class="block">Miscellaneous utility functions.</div> |
| </li> |
| </ul> |
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| <!-- ======== NESTED CLASS SUMMARY ======== --> |
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| </a> |
| <h3>嵌套类概要</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="嵌套类概要表, 列表嵌套类和解释"> |
| <caption><span>嵌套类</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">限定符和类型</th> |
| <th class="colLast" scope="col">类和说明</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.FoundOne.html" title="org.apache.calcite.util中的类">Util.FoundOne</a></span></code> |
| <div class="block">Exception used to interrupt a tree walk of any kind.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.OverFinder.html" title="org.apache.calcite.util中的类">Util.OverFinder</a></span></code> |
| <div class="block">Visitor which looks for an OVER clause inside a tree of |
| <a href="../../../../org/apache/calcite/sql/SqlNode.html" title="org.apache.calcite.sql中的类"><code>SqlNode</code></a> objects.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <ul class="blockList"> |
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| <!-- --> |
| </a> |
| <h3>字段概要</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="字段概要表, 列表字段和解释"> |
| <caption><span>字段</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">限定符和类型</th> |
| <th class="colLast" scope="col">字段和说明</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#FILE_SEPARATOR">FILE_SEPARATOR</a></span></code> |
| <div class="block">System-dependent file separator, for example, "/" or "\."</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#FILE_TIMESTAMP_FORMAT">FILE_TIMESTAMP_FORMAT</a></span></code> |
| <div class="block">Datetime format string for generating a timestamp string to be used as |
| part of a filename.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#LINE_SEPARATOR">LINE_SEPARATOR</a></span></code> |
| <div class="block">System-dependent newline character.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.summary"> |
| <!-- --> |
| </a> |
| <h3>方法概要</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="方法概要表, 列表方法和解释"> |
| <caption><span id="t0" class="activeTableTab"><span>所有方法</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">静态方法</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">具体方法</a></span><span class="tabEnd"> </span></span><span id="t6" class="tableTab"><span><a href="javascript:show(32);">已过时的方法</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">限定符和类型</th> |
| <th class="colLast" scope="col">方法和说明</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>static <K,V> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口">Map</a><K,V></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#asIndexMap-java.util.Collection-com.google.common.base.Function-">asIndexMap</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="java.util中的类或接口">Collection</a><V> values, |
| com.google.common.base.Function<V,K> function)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static <K,V> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口">Map</a><K,V></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#asIndexMapJ-java.util.Collection-java.util.function.Function-">asIndexMapJ</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="java.util中的类或接口">Collection</a><V> values, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Function.html?is-external=true" title="java.util.function中的类或接口">Function</a><V,K> function)</code> |
| <div class="block">Returns a map that is a view onto a collection of values, using the |
| provided function to convert a value to a key.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static <K,V> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口">Map</a><K,V></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#blackholeMap--">blackholeMap</a></span>()</code> |
| <div class="block">Returns a map which ignores any write operation.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Calendar.html?is-external=true" title="java.util中的类或接口">Calendar</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#calendar--">calendar</a></span>()</code> |
| <div class="block">Creates a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Calendar.html?is-external=true" title="java.util中的类或接口"><code>Calendar</code></a> in the UTC time zone and root locale.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Calendar.html?is-external=true" title="java.util中的类或接口">Calendar</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#calendar-long-">calendar</a></span>(long millis)</code> |
| <div class="block">Creates a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Calendar.html?is-external=true" title="java.util中的类或接口"><code>Calendar</code></a> in the UTC time zone and root locale |
| with a given time.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#cast-java.lang.Iterable-java.lang.Class-">cast</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><? super E> iterable, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><E> clazz)</code> |
| <div class="block">Converts an <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口"><code>Iterable</code></a> whose members are automatically down-cast to |
| a given type.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="java.util中的类或接口">Iterator</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#cast-java.util.Iterator-java.lang.Class-">cast</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="java.util中的类或接口">Iterator</a><?> iter, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><E> clazz)</code> |
| <div class="block">Converts a iterator whose members are automatically down-cast to a given |
| type.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#cast-java.util.List-java.lang.Class-">cast</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><? super E> list, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><E> clazz)</code> |
| <div class="block">Converts a list whose members are automatically down-cast to a given |
| type.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>static <T> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#commaList-java.util.List-">commaList</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><T> list)</code> |
| <div class="block">Converts a list of a string, with commas between elements.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#contains-java.lang.String:A-int-java.lang.String-">contains</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>[] a, |
| int length, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</code> |
| <div class="block">Returns whether an array of strings contains a given string among the |
| first <code>length</code> entries.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#debugCode-java.io.PrintStream-java.lang.String-">debugCode</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintStream.html?is-external=true" title="java.io中的类或接口">PrintStream</a> out, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> code)</code> |
| <div class="block">Prints the given code with line numbering.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>static <T> T</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#deprecated-T-boolean-">deprecated</a></span>(T argument, |
| boolean fail)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">If a piece of code calls this method, it indicates that the |
| code needs to be cleaned up.</span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#discard-boolean-">discard</a></span>(boolean b)</code> |
| <div class="block">Does nothing with its argument.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#discard-double-">discard</a></span>(double d)</code> |
| <div class="block">Does nothing with its argument.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#discard-int-">discard</a></span>(int i)</code> |
| <div class="block">Does nothing with its argument.</div> |
| </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#discard-java.lang.Object-">discard</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a> o)</code> |
| <div class="block">Does nothing with its argument.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#distinctList-java.lang.Iterable-">distinctList</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><E> keys)</code> |
| <div class="block">Converts an iterable into a list with unique elements.</div> |
| </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#distinctList-java.util.List-">distinctList</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list)</code> |
| <div class="block">Converts a list into a list with unique elements.</div> |
| </td> |
| </tr> |
| <tr id="i18" class="altColor"> |
| <td class="colFirst"><code>static <T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="java.lang中的类或接口">Enum</a><T>><br><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>,T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#enumConstants-java.lang.Class-">enumConstants</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><T> clazz)</code> |
| <div class="block">Creates a map of the values of an enumeration by name.</div> |
| </td> |
| </tr> |
| <tr id="i19" class="rowColor"> |
| <td class="colFirst"><code>static <T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="java.lang中的类或接口">Enum</a><T>><br>T</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#enumVal-java.lang.Class-java.lang.String-">enumVal</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><T> clazz, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> name)</code> |
| <div class="block">Returns the value of an enumeration with a particular name.</div> |
| </td> |
| </tr> |
| <tr id="i20" class="altColor"> |
| <td class="colFirst"><code>static <T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="java.lang中的类或接口">Enum</a><T>><br>T</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#enumVal-T-java.lang.String-">enumVal</a></span>(T default_, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> name)</code> |
| <div class="block">Returns the value of an enumeration with a particular or default value if |
| not found.</div> |
| </td> |
| </tr> |
| <tr id="i21" class="rowColor"> |
| <td class="colFirst"><code>static <T> boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#equalShallow-java.util.List-java.util.List-">equalShallow</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><? extends T> list0, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><? extends T> list1)</code> |
| <div class="block">Returns whether two lists are equal to each other using shallow |
| comparisons.</div> |
| </td> |
| </tr> |
| <tr id="i22" class="altColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="java.util中的类或接口">Collection</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#filter-java.util.Collection-java.lang.Class-">filter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="java.util中的类或接口">Collection</a><?> collection, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><E> includeFilter)</code> </td> |
| </tr> |
| <tr id="i23" class="rowColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#filter-java.lang.Iterable-java.lang.Class-">filter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><?> iterable, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><E> includeFilter)</code> |
| <div class="block">Makes a collection of untyped elements appear as a list of strictly typed |
| elements, by filtering out those which are not of the correct type.</div> |
| </td> |
| </tr> |
| <tr id="i24" class="altColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#filter-java.lang.Iterable-java.util.function.Predicate-">filter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><E> iterable, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Predicate.html?is-external=true" title="java.util.function中的类或接口">Predicate</a><E> predicate)</code> |
| <div class="block">Filters an iterable.</div> |
| </td> |
| </tr> |
| <tr id="i25" class="rowColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="java.util中的类或接口">Iterator</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#filter-java.util.Iterator-java.util.function.Predicate-">filter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="java.util中的类或接口">Iterator</a><E> iterator, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Predicate.html?is-external=true" title="java.util.function中的类或接口">Predicate</a><E> predicate)</code> |
| <div class="block">Filters an iterator.</div> |
| </td> |
| </tr> |
| <tr id="i26" class="altColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#filter-java.util.List-java.lang.Class-">filter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><?> list, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><E> includeFilter)</code> |
| <div class="block">Returns a subset of a list containing only elements of a given type.</div> |
| </td> |
| </tr> |
| <tr id="i27" class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#findMatch-java.util.List-java.lang.String-boolean-">findMatch</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> strings, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> seek, |
| boolean caseSensitive)</code> |
| <div class="block">Looks for a string within a list of strings, using a given |
| case-sensitivity policy, and returns the position at which the first match |
| is found, or -1 if there are no matches.</div> |
| </td> |
| </tr> |
| <tr id="i28" class="altColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#first-java.lang.Boolean-boolean-">first</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Boolean.html?is-external=true" title="java.lang中的类或接口">Boolean</a> v0, |
| boolean v1)</code> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Boolean.html?is-external=true" title="java.lang中的类或接口"><code>Boolean</code></a> value, |
| using a given default value if it is null.</div> |
| </td> |
| </tr> |
| <tr id="i29" class="rowColor"> |
| <td class="colFirst"><code>static byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#first-java.lang.Byte-byte-">first</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Byte.html?is-external=true" title="java.lang中的类或接口">Byte</a> v0, |
| byte v1)</code> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Byte.html?is-external=true" title="java.lang中的类或接口"><code>Byte</code></a> value, |
| using a given default value if it is null.</div> |
| </td> |
| </tr> |
| <tr id="i30" class="altColor"> |
| <td class="colFirst"><code>static char</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#first-java.lang.Character-char-">first</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Character.html?is-external=true" title="java.lang中的类或接口">Character</a> v0, |
| char v1)</code> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Character.html?is-external=true" title="java.lang中的类或接口"><code>Character</code></a> value, |
| using a given default value if it is null.</div> |
| </td> |
| </tr> |
| <tr id="i31" class="rowColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#first-java.lang.Double-double-">first</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="java.lang中的类或接口">Double</a> v0, |
| double v1)</code> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="java.lang中的类或接口"><code>Double</code></a> value, |
| using a given default value if it is null.</div> |
| </td> |
| </tr> |
| <tr id="i32" class="altColor"> |
| <td class="colFirst"><code>static float</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#first-java.lang.Float-float-">first</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Float.html?is-external=true" title="java.lang中的类或接口">Float</a> v0, |
| float v1)</code> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Float.html?is-external=true" title="java.lang中的类或接口"><code>Float</code></a> value, |
| using a given default value if it is null.</div> |
| </td> |
| </tr> |
| <tr id="i33" class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#first-java.lang.Integer-int-">first</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a> v0, |
| int v1)</code> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口"><code>Integer</code></a> value, |
| using a given default value if it is null.</div> |
| </td> |
| </tr> |
| <tr id="i34" class="altColor"> |
| <td class="colFirst"><code>static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#first-java.lang.Long-long-">first</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="java.lang中的类或接口">Long</a> v0, |
| long v1)</code> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="java.lang中的类或接口"><code>Long</code></a> value, |
| using a given default value if it is null.</div> |
| </td> |
| </tr> |
| <tr id="i35" class="rowColor"> |
| <td class="colFirst"><code>static short</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#first-java.lang.Short-short-">first</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Short.html?is-external=true" title="java.lang中的类或接口">Short</a> v0, |
| short v1)</code> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Short.html?is-external=true" title="java.lang中的类或接口"><code>Short</code></a> value, |
| using a given default value if it is null.</div> |
| </td> |
| </tr> |
| <tr id="i36" class="altColor"> |
| <td class="colFirst"><code>static <T> T</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#first-T-T-">first</a></span>(T v0, |
| T v1)</code> |
| <div class="block">Returns the first value if it is not null, |
| otherwise the second value.</div> |
| </td> |
| </tr> |
| <tr id="i37" class="rowColor"> |
| <td class="colFirst"><code>static <E> int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#firstDuplicate-java.util.List-">firstDuplicate</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list)</code> |
| <div class="block">Returns the ordinal of the first element in the list which is equal to a |
| previous element in the list.</div> |
| </td> |
| </tr> |
| <tr id="i38" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html?is-external=true" title="java.nio.charset中的类或接口">Charset</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#getDefaultCharset--">getDefaultCharset</a></span>()</code> |
| <div class="block">Returns the <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html?is-external=true" title="java.nio.charset中的类或接口"><code>Charset</code></a> object representing the value of |
| <a href="../../../../org/apache/calcite/config/CalciteSystemProperty.html#DEFAULT_CHARSET"><code>CalciteSystemProperty.DEFAULT_CHARSET</code></a></div> |
| </td> |
| </tr> |
| <tr id="i39" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#getFileTimestamp--">getFileTimestamp</a></span>()</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i40" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#getMessages-java.lang.Throwable-">getMessages</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="java.lang中的类或接口">Throwable</a> t)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i41" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#getStackTrace-java.lang.Throwable-">getStackTrace</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="java.lang中的类或接口">Throwable</a> t)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">Use <code>Throwables.getStackTraceAsString(Throwable)</code></span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i42" class="altColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#hash-int-int-">hash</a></span>(int i, |
| int j)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">Use <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Objects.html?is-external=true#hash-java.lang.Object...-" title="java.util中的类或接口"><code>Objects.hash(Object...)</code></a></span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i43" class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#hash-int-java.lang.Object-">hash</a></span>(int h, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a> o)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">Use <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Objects.html?is-external=true#hash-java.lang.Object...-" title="java.util中的类或接口"><code>Objects.hash(Object...)</code></a></span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i44" class="altColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#hashArray-int-java.lang.Object:A-">hashArray</a></span>(int h, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a>[] a)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">Use <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Objects.html?is-external=true#hash-java.lang.Object...-" title="java.util中的类或接口"><code>Objects.hash(Object...)</code></a></span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i45" class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#hashCode-double-">hashCode</a></span>(double v)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">Use <a href="../../../../org/apache/calcite/runtime/Utilities.html#hashCode-double-"><code>Utilities.hashCode(double)</code></a></span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i46" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#human-double-">human</a></span>(double d)</code> |
| <div class="block">Converts a number into human-readable form, with 3 digits and a "K", "M" |
| or "G" multiplier for thousands, millions or billions.</div> |
| </td> |
| </tr> |
| <tr id="i47" class="rowColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#immutableCopy-java.lang.Iterable-">immutableCopy</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><E>> lists)</code> |
| <div class="block">Returns a copy of a list of lists, making the component lists immutable if |
| they are not already.</div> |
| </td> |
| </tr> |
| <tr id="i48" class="altColor"> |
| <td class="colFirst"><code>static <E> boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#intersects-java.util.Collection-java.util.Collection-">intersects</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="java.util中的类或接口">Collection</a><E> c0, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="java.util中的类或接口">Collection</a><E> c1)</code> |
| <div class="block">Returns whether two collections have any elements in common.</div> |
| </td> |
| </tr> |
| <tr id="i49" class="rowColor"> |
| <td class="colFirst"><code>static <E> boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#isDistinct-java.util.List-">isDistinct</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list)</code> |
| <div class="block">Returns whether the elements of <code>list</code> are distinct.</div> |
| </td> |
| </tr> |
| <tr id="i50" class="altColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#isNullOrEmpty-java.lang.String-">isNullOrEmpty</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</code> </td> |
| </tr> |
| <tr id="i51" class="rowColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#isSingleValue-org.apache.calcite.sql.SqlCall-">isSingleValue</a></span>(<a href="../../../../org/apache/calcite/sql/SqlCall.html" title="org.apache.calcite.sql中的类">SqlCall</a> call)</code> |
| <div class="block">Does nothing with its argument.</div> |
| </td> |
| </tr> |
| <tr id="i52" class="altColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#isValidJavaIdentifier-java.lang.String-">isValidJavaIdentifier</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</code> |
| <div class="block">Returns true when input string is a valid Java identifier.</div> |
| </td> |
| </tr> |
| <tr id="i53" class="rowColor"> |
| <td class="colFirst"><code>static <E> E</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#last-java.util.List-">last</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list)</code> |
| <div class="block">Returns the last element of a list.</div> |
| </td> |
| </tr> |
| <tr id="i54" class="altColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#last-java.util.List-int-">last</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list, |
| int n)</code> |
| <div class="block">Returns the last <code>n</code> elements of a list.</div> |
| </td> |
| </tr> |
| <tr id="i55" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#lines-java.lang.Iterable-">lines</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> strings)</code> |
| <div class="block">Converts a list of strings to a string separated by newlines.</div> |
| </td> |
| </tr> |
| <tr id="i56" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#listToString-java.util.List-">listToString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> list)</code> |
| <div class="block">Converts ["ab", "c"] to "ab"."</div> |
| </td> |
| </tr> |
| <tr id="i57" class="rowColor"> |
| <td class="colFirst"><code>static <K,V> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口">Map</a><K,V></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#mapOf-K-V-java.lang.Object...-">mapOf</a></span>(K key, |
| V value, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a>... keyValues)</code> |
| <div class="block">Returns a hashmap with given contents.</div> |
| </td> |
| </tr> |
| <tr id="i58" class="altColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#matches-boolean-java.lang.String-java.lang.String-">matches</a></span>(boolean caseSensitive, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s0, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s1)</code> |
| <div class="block">Returns whether a name matches another according to a given |
| case-sensitivity policy.</div> |
| </td> |
| </tr> |
| <tr id="i59" class="rowColor"> |
| <td class="colFirst"><code>static <T> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="java.util中的类或接口">Set</a><T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#minus-java.util.Set-java.util.Set-">minus</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="java.util中的类或接口">Set</a><T> set1, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="java.util中的类或接口">Set</a><T> set2)</code> |
| <div class="block">Returns a set of the elements which are in <code>set1</code> but not in |
| <code>set2</code>, without modifying either.</div> |
| </td> |
| </tr> |
| <tr id="i60" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/RuntimeException.html?is-external=true" title="java.lang中的类或接口">RuntimeException</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#needToImplement-java.lang.Object-">needToImplement</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a> o)</code> |
| <div class="block">Returns a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/RuntimeException.html?is-external=true" title="java.lang中的类或接口"><code>RuntimeException</code></a> indicating that a particular |
| feature has not been implemented, but should be.</div> |
| </td> |
| </tr> |
| <tr id="i61" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口">Error</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#newInternal--">newInternal</a></span>()</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">Throw new <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AssertionError.html?is-external=true" title="java.lang中的类或接口"><code>AssertionError</code></a></span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i62" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口">Error</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#newInternal-java.lang.String-">newInternal</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">Throw new <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AssertionError.html?is-external=true" title="java.lang中的类或接口"><code>AssertionError</code></a></span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i63" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口">Error</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#newInternal-java.lang.Throwable-">newInternal</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="java.lang中的类或接口">Throwable</a> e)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">Throw new <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/RuntimeException.html?is-external=true" title="java.lang中的类或接口"><code>RuntimeException</code></a> if checked; throw raw |
| exception if unchecked or <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口"><code>Error</code></a></span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i64" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口">Error</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#newInternal-java.lang.Throwable-java.lang.String-">newInternal</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="java.lang中的类或接口">Throwable</a> e, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">Throw new <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AssertionError.html?is-external=true" title="java.lang中的类或接口"><code>AssertionError</code></a> if applicable; |
| or <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/RuntimeException.html?is-external=true" title="java.lang中的类或接口"><code>RuntimeException</code></a> if e is checked; |
| or raw exception if e is unchecked or <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口"><code>Error</code></a>.</span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i65" class="rowColor"> |
| <td class="colFirst"><code>static double</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#nLogN-double-">nLogN</a></span>(double d)</code> |
| <div class="block">Computes <code>nlogn(n)</code> using the natural logarithm (or <code> |
| n</code> if <code>n < <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Math.html?is-external=true#E" title="java.lang中的类或接口"><code>Math.E</code></a></code>, so the result is never |
| negative.</div> |
| </td> |
| </tr> |
| <tr id="i66" class="altColor"> |
| <td class="colFirst"><code>static <T> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#orEmpty-java.lang.Iterable-">orEmpty</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><T> v0)</code> </td> |
| </tr> |
| <tr id="i67" class="rowColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../org/apache/calcite/util/Pair.html" title="org.apache.calcite.util中的类">Pair</a><E,E>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#pairs-java.util.List-">pairs</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list)</code> |
| <div class="block">Given a list with N elements |
| [e<sub>0</sub>, e<sub>1</sub>, ..., e<sub>N-1</sub>] |
| (where N is even), returns a list of the N / 2 elements |
| [ (e<sub>0</sub>, e<sub>1</sub>), |
| (e<sub>2</sub>, e<sub>3</sub>), ... ].</div> |
| </td> |
| </tr> |
| <tr id="i68" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Locale.html?is-external=true" title="java.util中的类或接口">Locale</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#parseLocale-java.lang.String-">parseLocale</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> localeString)</code> |
| <div class="block">Parses a locale string.</div> |
| </td> |
| </tr> |
| <tr id="i69" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#permAssert-boolean-java.lang.String-">permAssert</a></span>(boolean b, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> description)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">Use <code>Preconditions.checkArgument(boolean)</code></span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i70" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#post-boolean-java.lang.String-">post</a></span>(boolean b, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> description)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">Use <code>Preconditions.checkArgument(boolean)</code> |
| or <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Objects.html?is-external=true#requireNonNull-T-" title="java.util中的类或接口"><code>Objects.requireNonNull(Object)</code></a></span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i71" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#pre-boolean-java.lang.String-">pre</a></span>(boolean b, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> description)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">Use <code>Preconditions.checkArgument(boolean)</code> |
| or <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Objects.html?is-external=true#requireNonNull-T-" title="java.util中的类或接口"><code>Objects.requireNonNull(Object)</code></a></span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i72" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#print-java.io.PrintWriter-java.lang.Object-">print</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口">PrintWriter</a> pw, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a> o)</code> |
| <div class="block">Prints an object using reflection.</div> |
| </td> |
| </tr> |
| <tr id="i73" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#print-java.io.PrintWriter-java.lang.Object-int-">print</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口">PrintWriter</a> pw, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a> o, |
| int indent)</code> </td> |
| </tr> |
| <tr id="i74" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#printJavaString-java.lang.Appendable-java.lang.String-boolean-">printJavaString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Appendable.html?is-external=true" title="java.lang中的类或接口">Appendable</a> appendable, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s, |
| boolean nullMeansNull)</code> |
| <div class="block">Prints a string, enclosing in double quotes (") and escaping if |
| necessary.</div> |
| </td> |
| </tr> |
| <tr id="i75" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#println-java.io.PrintWriter-java.lang.Object-">println</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口">PrintWriter</a> pw, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a> o)</code> </td> |
| </tr> |
| <tr id="i76" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口">PrintWriter</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#printWriter-java.io.File-">printWriter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="java.io中的类或接口">File</a> file)</code> |
| <div class="block">Creates a <a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口"><code>PrintWriter</code></a> to a given file using UTF-8 |
| character set.</div> |
| </td> |
| </tr> |
| <tr id="i77" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口">PrintWriter</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#printWriter-java.io.OutputStream-">printWriter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/OutputStream.html?is-external=true" title="java.io中的类或接口">OutputStream</a> out)</code> |
| <div class="block">Creates a <a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口"><code>PrintWriter</code></a> to a given output stream using UTF-8 |
| character set.</div> |
| </td> |
| </tr> |
| <tr id="i78" class="altColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#quotientList-java.util.List-int-int-">quotientList</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list, |
| int n, |
| int k)</code> |
| <div class="block">Creates a list that returns every <code>n</code>th element of a list, |
| starting at element <code>k</code>.</div> |
| </td> |
| </tr> |
| <tr id="i79" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#range-int-">range</a></span>(int end)</code> </td> |
| </tr> |
| <tr id="i80" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#range-int-int-">range</a></span>(int start, |
| int end)</code> </td> |
| </tr> |
| <tr id="i81" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#readAllAsString-java.io.Reader-">readAllAsString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/Reader.html?is-external=true" title="java.io中的类或接口">Reader</a> reader)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i82" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/io/BufferedReader.html?is-external=true" title="java.io中的类或接口">BufferedReader</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#reader-java.io.File-">reader</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="java.io中的类或接口">File</a> file)</code> |
| <div class="block">Creates a <a href="https://docs.oracle.com/javase/8/docs/api/java/io/BufferedReader.html?is-external=true" title="java.io中的类或接口"><code>BufferedReader</code></a> to read a given file using UTF-8 |
| character set.</div> |
| </td> |
| </tr> |
| <tr id="i83" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/io/BufferedReader.html?is-external=true" title="java.io中的类或接口">BufferedReader</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#reader-java.io.InputStream-">reader</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/InputStream.html?is-external=true" title="java.io中的类或接口">InputStream</a> in)</code> |
| <div class="block">Creates a <a href="https://docs.oracle.com/javase/8/docs/api/java/io/BufferedReader.html?is-external=true" title="java.io中的类或接口"><code>BufferedReader</code></a> to a given input stream using UTF-8 |
| character set.</div> |
| </td> |
| </tr> |
| <tr id="i84" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#replace-java.lang.String-java.lang.String-java.lang.String-">replace</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> find, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> replace)</code> |
| <div class="block">Replaces every occurrence of <code>find</code> in <code>s</code> with |
| <code>replace</code>.</div> |
| </td> |
| </tr> |
| <tr id="i85" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#rpad-java.lang.String-int-">rpad</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s, |
| int len)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> |
| <div class="block"><span class="deprecationComment">Use <code>Spaces.padRight(String, int)</code></span></div> |
| </div> |
| </td> |
| </tr> |
| <tr id="i86" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#rtrim-java.lang.String-">rtrim</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i87" class="rowColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#select-java.util.List-java.util.List-">select</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> ordinals)</code> |
| <div class="block">Returns a view of a list, picking the elements of a list with the given |
| set of ordinals.</div> |
| </td> |
| </tr> |
| <tr id="i88" class="altColor"> |
| <td class="colFirst"><code>static <T> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#sepList-java.util.List-java.lang.String-">sepList</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><T> list, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> sep)</code> |
| <div class="block">Converts a list of a string, with a given separator between elements.</div> |
| </td> |
| </tr> |
| <tr id="i89" class="rowColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#skip-java.util.List-">skip</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list)</code> |
| <div class="block">Returns all but the first element of a list.</div> |
| </td> |
| </tr> |
| <tr id="i90" class="altColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#skip-java.util.List-int-">skip</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list, |
| int fromIndex)</code> |
| <div class="block">Returns all but the first <code>n</code> elements of a list.</div> |
| </td> |
| </tr> |
| <tr id="i91" class="rowColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#skipLast-java.util.List-">skipLast</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list)</code> |
| <div class="block">Returns every element of a list but its last element.</div> |
| </td> |
| </tr> |
| <tr id="i92" class="altColor"> |
| <td class="colFirst"><code>static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#skipLast-java.util.List-int-">skipLast</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list, |
| int n)</code> |
| <div class="block">Returns every element of a list but its last <code>n</code> elements.</div> |
| </td> |
| </tr> |
| <tr id="i93" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#squelchConnection-java.sql.Connection-">squelchConnection</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="java.sql中的类或接口">Connection</a> connection)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i94" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#squelchJar-java.util.jar.JarFile-">squelchJar</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/jar/JarFile.html?is-external=true" title="java.util.jar中的类或接口">JarFile</a> jar)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i95" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#squelchReader-java.io.Reader-">squelchReader</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/Reader.html?is-external=true" title="java.io中的类或接口">Reader</a> reader)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i96" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#squelchStmt-java.sql.Statement-">squelchStmt</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Statement.html?is-external=true" title="java.sql中的类或接口">Statement</a> stmt)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i97" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#squelchStream-java.io.InputStream-">squelchStream</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/InputStream.html?is-external=true" title="java.io中的类或接口">InputStream</a> stream)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i98" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#squelchStream-java.io.OutputStream-">squelchStream</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/OutputStream.html?is-external=true" title="java.io中的类或接口">OutputStream</a> stream)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i99" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#squelchWriter-java.io.Writer-">squelchWriter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/Writer.html?is-external=true" title="java.io中的类或接口">Writer</a> writer)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i100" class="altColor"> |
| <td class="colFirst"><code>static <E> boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#startsWith-java.util.List-java.util.List-">startsWith</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list0, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list1)</code> |
| <div class="block">Returns whether one list is a prefix of another.</div> |
| </td> |
| </tr> |
| <tr id="i101" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#stringToList-java.lang.String-">stringToList</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</code> </td> |
| </tr> |
| <tr id="i102" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#stripDoubleQuotes-java.lang.String-">stripDoubleQuotes</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> value)</code> |
| <div class="block">Converts double-quoted Java strings to their contents.</div> |
| </td> |
| </tr> |
| <tr id="i103" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#swallow-java.lang.Throwable-org.slf4j.Logger-">swallow</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="java.lang中的类或接口">Throwable</a> e, |
| org.slf4j.Logger logger)</code> |
| <div class="block">Records that an exception has been caught but will not be re-thrown.</div> |
| </td> |
| </tr> |
| <tr id="i104" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#throwIfUnchecked-java.lang.Throwable-">throwIfUnchecked</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="java.lang中的类或接口">Throwable</a> throwable)</code> |
| <div class="block">As <code>Throwables</code><code>.throwIfUnchecked(Throwable)</code>, |
| which was introduced in Guava 20, |
| but we don't require Guava version 20 yet.</div> |
| </td> |
| </tr> |
| <tr id="i105" class="rowColor"> |
| <td class="colFirst"><code>static <T> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/stream/Collector.html?is-external=true" title="java.util.stream中的类或接口">Collector</a><T,com.google.common.collect.ImmutableList.Builder<T>,com.google.common.collect.ImmutableList<T>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#toImmutableList--">toImmutableList</a></span>()</code> |
| <div class="block">Returns a <code>Collector</code> that accumulates the input elements into a |
| Guava <code>ImmutableList</code> via a <code>ImmutableList.Builder</code>.</div> |
| </td> |
| </tr> |
| <tr id="i106" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#toJavaId-java.lang.String-int-">toJavaId</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s, |
| int ordinal)</code> |
| <div class="block">Converts an arbitrary string into a string suitable for use as a Java |
| identifier.</div> |
| </td> |
| </tr> |
| <tr id="i107" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#tokenize-java.lang.String-java.lang.String-">tokenize</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> delim)</code> |
| <div class="block">Converts a string into tokens.</div> |
| </td> |
| </tr> |
| <tr id="i108" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#toLinux-java.lang.String-">toLinux</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</code> </td> |
| </tr> |
| <tr id="i109" class="rowColor"> |
| <td class="colFirst"><code>static <T> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#toList-java.util.Iterator-">toList</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="java.util中的类或接口">Iterator</a><T> iter)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i110" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#toMap-java.util.Properties-">toMap</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Properties.html?is-external=true" title="java.util中的类或接口">Properties</a> properties)</code> |
| <div class="block">Converts a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Properties.html?is-external=true" title="java.util中的类或接口"><code>Properties</code></a> object to a <code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口"><code>Map</code></a><String, |
| String></code>.</div> |
| </td> |
| </tr> |
| <tr id="i111" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#toPosix-java.util.TimeZone-boolean-">toPosix</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/TimeZone.html?is-external=true" title="java.util中的类或接口">TimeZone</a> tz, |
| boolean verbose)</code> |
| <div class="block">Converts a Java timezone to POSIX format, so that the boost C++ library |
| can instantiate timezone objects.</div> |
| </td> |
| </tr> |
| <tr id="i112" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#toScientificNotation-java.math.BigDecimal-">toScientificNotation</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/math/BigDecimal.html?is-external=true" title="java.math中的类或接口">BigDecimal</a> bd)</code> |
| <div class="block">Formats a <a href="https://docs.oracle.com/javase/8/docs/api/java/math/BigDecimal.html?is-external=true" title="java.math中的类或接口"><code>BigDecimal</code></a> value to a string in scientific notation For |
| example<br> |
| |
| |
| A value of 0.00001234 would be formated as <code>1.234E-5</code> |
| A value of 100000.00 would be formated as <code>1.00E5</code> |
| A value of 100 (scale zero) would be formated as |
| <code>1E2</code> |
| |
| |
| If <code>bd</code> has a precision higher than 20, this method will |
| truncate the output string to have a precision of 20 (no rounding will be |
| done, just a truncate).</div> |
| </td> |
| </tr> |
| <tr id="i113" class="rowColor"> |
| <td class="colFirst"><code>static <T> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#toString-java.lang.Iterable-java.lang.String-java.lang.String-java.lang.String-">toString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><T> iterable, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> start, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> sep, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> end)</code> |
| <div class="block">Converts an iterable to a string.</div> |
| </td> |
| </tr> |
| <tr id="i114" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/RuntimeException.html?is-external=true" title="java.lang中的类或接口">RuntimeException</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#toUnchecked-java.lang.Exception-">toUnchecked</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="java.lang中的类或接口">Exception</a> e)</code> |
| <div class="block">Wraps an exception with <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/RuntimeException.html?is-external=true" title="java.lang中的类或接口"><code>RuntimeException</code></a> and return it.</div> |
| </td> |
| </tr> |
| <tr id="i115" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/net/URL.html?is-external=true" title="java.net中的类或接口">URL</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#toURL-java.io.File-">toURL</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="java.io中的类或接口">File</a> file)</code> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </td> |
| </tr> |
| <tr id="i116" class="altColor"> |
| <td class="colFirst"><code>static <F,T> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#transform-java.util.List-java.util.function.Function-">transform</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><F> list, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Function.html?is-external=true" title="java.util.function中的类或接口">Function</a><F,T> function)</code> |
| <div class="block">Transforms a list, applying a function to each element.</div> |
| </td> |
| </tr> |
| <tr id="i117" class="rowColor"> |
| <td class="colFirst"><code>static <E extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="java.lang中的类或接口">Enum</a><E>><br><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口">Error</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/util/Util.html#unexpected-E-">unexpected</a></span>(E value)</code> |
| <div class="block">Returns an exception indicating that we didn't expect to find this |
| enumeration here.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
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| <h3>从类继承的方法 java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="java.lang中的类或接口">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="java.lang中的类或接口">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="java.lang中的类或接口">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="java.lang中的类或接口">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="java.lang中的类或接口">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="java.lang中的类或接口">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="java.lang中的类或接口">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="java.lang中的类或接口">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="java.lang中的类或接口">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="java.lang中的类或接口">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="java.lang中的类或接口">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <ul class="blockList"> |
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| </a> |
| <h3>字段详细资料</h3> |
| <a name="LINE_SEPARATOR"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>LINE_SEPARATOR</h4> |
| <pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> LINE_SEPARATOR</pre> |
| <div class="block">System-dependent newline character. |
| |
| <p>In general, you should not use this in expected results of tests. |
| Expected results should be the expected result on Linux (or Mac OS) using |
| '\n'. Apply <a href="../../../../org/apache/calcite/util/Util.html#toLinux-java.lang.String-"><code>toLinux(String)</code></a> to Windows actual results, if |
| necessary, to make them look like Linux actual.</p></div> |
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| <a name="FILE_SEPARATOR"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>FILE_SEPARATOR</h4> |
| <pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> FILE_SEPARATOR</pre> |
| <div class="block">System-dependent file separator, for example, "/" or "\."</div> |
| </li> |
| </ul> |
| <a name="FILE_TIMESTAMP_FORMAT"> |
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| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>FILE_TIMESTAMP_FORMAT</h4> |
| <pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> FILE_TIMESTAMP_FORMAT</pre> |
| <div class="block">Datetime format string for generating a timestamp string to be used as |
| part of a filename. Conforms to SimpleDateFormat conventions.</div> |
| <dl> |
| <dt><span class="seeLabel">另请参阅:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.calcite.util.Util.FILE_TIMESTAMP_FORMAT">常量字段值</a></dd> |
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| <h3>方法详细资料</h3> |
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| <h4>isSingleValue</h4> |
| <pre>public static boolean isSingleValue(<a href="../../../../org/apache/calcite/sql/SqlCall.html" title="org.apache.calcite.sql中的类">SqlCall</a> call)</pre> |
| <div class="block">Does nothing with its argument. Returns whether it is ensured that |
| the call produces a single value</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>call</code> - the expression to evaluate</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Whether it is ensured that the call produces a single value</dd> |
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| <h4>discard</h4> |
| <pre>public static void discard(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a> o)</pre> |
| <div class="block">Does nothing with its argument. Call this method when you have a value |
| you are not interested in, but you don't want the compiler to warn that |
| you are not using it.</div> |
| </li> |
| </ul> |
| <a name="discard-int-"> |
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| <h4>discard</h4> |
| <pre>public static void discard(int i)</pre> |
| <div class="block">Does nothing with its argument. Call this method when you have a value |
| you are not interested in, but you don't want the compiler to warn that |
| you are not using it.</div> |
| </li> |
| </ul> |
| <a name="discard-boolean-"> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>discard</h4> |
| <pre>public static void discard(boolean b)</pre> |
| <div class="block">Does nothing with its argument. Call this method when you have a value |
| you are not interested in, but you don't want the compiler to warn that |
| you are not using it.</div> |
| </li> |
| </ul> |
| <a name="discard-double-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>discard</h4> |
| <pre>public static void discard(double d)</pre> |
| <div class="block">Does nothing with its argument. Call this method when you have a value |
| you are not interested in, but you don't want the compiler to warn that |
| you are not using it.</div> |
| </li> |
| </ul> |
| <a name="swallow-java.lang.Throwable-org.slf4j.Logger-"> |
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| <h4>swallow</h4> |
| <pre>public static void swallow(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="java.lang中的类或接口">Throwable</a> e, |
| org.slf4j.Logger logger)</pre> |
| <div class="block">Records that an exception has been caught but will not be re-thrown. If |
| the tracer is not null, logs the exception to the tracer.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>e</code> - Exception</dd> |
| <dd><code>logger</code> - If not null, logs exception to this logger</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="equalShallow-java.util.List-java.util.List-"> |
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| <h4>equalShallow</h4> |
| <pre>public static <T> boolean equalShallow(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><? extends T> list0, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><? extends T> list1)</pre> |
| <div class="block">Returns whether two lists are equal to each other using shallow |
| comparisons.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>list0</code> - First list</dd> |
| <dd><code>list1</code> - Second list</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Whether lists are same length and all of their elements are |
| equal using <code>==</code> (may be null).</dd> |
| </dl> |
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| <h4>hash</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static int hash(int i, |
| int j)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">Use <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Objects.html?is-external=true#hash-java.lang.Object...-" title="java.util中的类或接口"><code>Objects.hash(Object...)</code></a></span></div> |
| <div class="block">Combines two integers into a hash code.</div> |
| </li> |
| </ul> |
| <a name="hash-int-java.lang.Object-"> |
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| <ul class="blockList"> |
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| <h4>hash</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static int hash(int h, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a> o)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">Use <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Objects.html?is-external=true#hash-java.lang.Object...-" title="java.util中的类或接口"><code>Objects.hash(Object...)</code></a></span></div> |
| <div class="block">Computes a hash code from an existing hash code and an object (which may |
| be null).</div> |
| </li> |
| </ul> |
| <a name="hashArray-int-java.lang.Object:A-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>hashArray</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static int hashArray(int h, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a>[] a)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">Use <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Objects.html?is-external=true#hash-java.lang.Object...-" title="java.util中的类或接口"><code>Objects.hash(Object...)</code></a></span></div> |
| <div class="block">Computes a hash code from an existing hash code and an array of objects |
| (which may be null).</div> |
| </li> |
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| <a name="hashCode-double-"> |
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| <ul class="blockList"> |
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| <h4>hashCode</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static int hashCode(double v)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">Use <a href="../../../../org/apache/calcite/runtime/Utilities.html#hashCode-double-"><code>Utilities.hashCode(double)</code></a></span></div> |
| <div class="block">Computes the hash code of a <code>double</code> value. Equivalent to |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="java.lang中的类或接口"><code>Double</code></a><code>.hashCode(double)</code>, but that method was only |
| introduced in JDK 1.8.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>v</code> - Value</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Hash code</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="minus-java.util.Set-java.util.Set-"> |
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| </a> |
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| <h4>minus</h4> |
| <pre>public static <T> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="java.util中的类或接口">Set</a><T> minus(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="java.util中的类或接口">Set</a><T> set1, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="java.util中的类或接口">Set</a><T> set2)</pre> |
| <div class="block">Returns a set of the elements which are in <code>set1</code> but not in |
| <code>set2</code>, without modifying either.</div> |
| </li> |
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| </a> |
| <ul class="blockList"> |
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| <h4>nLogN</h4> |
| <pre>public static double nLogN(double d)</pre> |
| <div class="block">Computes <code>nlogn(n)</code> using the natural logarithm (or <code> |
| n</code> if <code>n < <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Math.html?is-external=true#E" title="java.lang中的类或接口"><code>Math.E</code></a></code>, so the result is never |
| negative.</div> |
| </li> |
| </ul> |
| <a name="print-java.io.PrintWriter-java.lang.Object-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>print</h4> |
| <pre>public static void print(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口">PrintWriter</a> pw, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a> o)</pre> |
| <div class="block">Prints an object using reflection. We can handle <code>null</code>; |
| arrays of objects and primitive values; for regular objects, we print all |
| public fields.</div> |
| </li> |
| </ul> |
| <a name="print-java.io.PrintWriter-java.lang.Object-int-"> |
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| <h4>print</h4> |
| <pre>public static void print(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口">PrintWriter</a> pw, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a> o, |
| int indent)</pre> |
| </li> |
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| <h4>printJavaString</h4> |
| <pre>public static void printJavaString(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Appendable.html?is-external=true" title="java.lang中的类或接口">Appendable</a> appendable, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s, |
| boolean nullMeansNull)</pre> |
| <div class="block">Prints a string, enclosing in double quotes (") and escaping if |
| necessary. For example, <code>printDoubleQuoted(w,"x\"y",false)</code> |
| prints <code>"x\"y"</code>. |
| |
| <p>The appendable where the value is printed must not incur I/O operations. This method is |
| not meant to be used for writing the values to permanent storage.</p></div> |
| <dl> |
| <dt><span class="throwsLabel">抛出:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalStateException.html?is-external=true" title="java.lang中的类或接口">IllegalStateException</a></code> - if the print to the specified appendable fails due to I/O</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="println-java.io.PrintWriter-java.lang.Object-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>println</h4> |
| <pre>public static void println(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口">PrintWriter</a> pw, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a> o)</pre> |
| </li> |
| </ul> |
| <a name="toScientificNotation-java.math.BigDecimal-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>toScientificNotation</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> toScientificNotation(<a href="https://docs.oracle.com/javase/8/docs/api/java/math/BigDecimal.html?is-external=true" title="java.math中的类或接口">BigDecimal</a> bd)</pre> |
| <div class="block">Formats a <a href="https://docs.oracle.com/javase/8/docs/api/java/math/BigDecimal.html?is-external=true" title="java.math中的类或接口"><code>BigDecimal</code></a> value to a string in scientific notation For |
| example<br> |
| |
| <ul> |
| <li>A value of 0.00001234 would be formated as <code>1.234E-5</code></li> |
| <li>A value of 100000.00 would be formated as <code>1.00E5</code></li> |
| <li>A value of 100 (scale zero) would be formated as |
| <code>1E2</code></li> |
| </ul> |
| |
| <p>If <code>bd</code> has a precision higher than 20, this method will |
| truncate the output string to have a precision of 20 (no rounding will be |
| done, just a truncate).</div> |
| </li> |
| </ul> |
| <a name="replace-java.lang.String-java.lang.String-java.lang.String-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>replace</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> replace(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> find, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> replace)</pre> |
| <div class="block">Replaces every occurrence of <code>find</code> in <code>s</code> with |
| <code>replace</code>.</div> |
| </li> |
| </ul> |
| <a name="toURL-java.io.File-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>toURL</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static <a href="https://docs.oracle.com/javase/8/docs/api/java/net/URL.html?is-external=true" title="java.net中的类或接口">URL</a> toURL(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="java.io中的类或接口">File</a> file) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/net/MalformedURLException.html?is-external=true" title="java.net中的类或接口">MalformedURLException</a></pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| <div class="block">Creates a file-protocol URL for the given file.</div> |
| <dl> |
| <dt><span class="throwsLabel">抛出:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/net/MalformedURLException.html?is-external=true" title="java.net中的类或接口">MalformedURLException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getFileTimestamp--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getFileTimestamp</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> getFileTimestamp()</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| <div class="block">Gets a timestamp string for use in file names. The generated timestamp |
| string reflects the current time.</div> |
| </li> |
| </ul> |
| <a name="stripDoubleQuotes-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>stripDoubleQuotes</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> stripDoubleQuotes(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> value)</pre> |
| <div class="block">Converts double-quoted Java strings to their contents. For example, |
| <code>"foo\"bar"</code> becomes <code>foo"bar</code>.</div> |
| </li> |
| </ul> |
| <a name="toJavaId-java.lang.String-int-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>toJavaId</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> toJavaId(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s, |
| int ordinal)</pre> |
| <div class="block">Converts an arbitrary string into a string suitable for use as a Java |
| identifier. |
| |
| <p>The mapping is one-to-one (that is, distinct strings will produce |
| distinct java identifiers). The mapping is also reversible, but the |
| inverse mapping is not implemented.</p> |
| |
| <p>A valid Java identifier must start with a Unicode letter, underscore, |
| or dollar sign ($). The other characters, if any, can be a Unicode |
| letter, underscore, dollar sign, or digit.</p> |
| |
| <p>This method uses an algorithm similar to URL encoding. Valid |
| characters are unchanged; invalid characters are converted to an |
| underscore followed by the hex code of the character; and underscores are |
| doubled.</p> |
| |
| <p>Examples: |
| |
| <ul> |
| <li><code>toJavaId("foo")</code> returns <code>"foo"</code> |
| <li><code>toJavaId("foo bar")</code> returns <code>"foo_20_bar"</code> |
| <li><code>toJavaId("foo_bar")</code> returns <code>"foo__bar"</code> |
| <li><code>toJavaId("0bar")</code> returns <code>"_40_bar"</code> (digits |
| are illegal as a prefix) |
| <li><code>toJavaId("foo0bar")</code> returns <code>"foo0bar"</code> |
| </ul></div> |
| </li> |
| </ul> |
| <a name="isValidJavaIdentifier-java.lang.String-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isValidJavaIdentifier</h4> |
| <pre>public static boolean isValidJavaIdentifier(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</pre> |
| <div class="block">Returns true when input string is a valid Java identifier.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>s</code> - input string</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>true when input string is a valid Java identifier</dd> |
| </dl> |
| </li> |
| </ul> |
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| </a> |
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| <h4>toLinux</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> toLinux(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</pre> |
| </li> |
| </ul> |
| <a name="toList-java.util.Iterator-"> |
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| </a> |
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| <h4>toList</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static <T> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><T> toList(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="java.util中的类或接口">Iterator</a><T> iter)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| <div class="block">Materializes the results of a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="java.util中的类或接口"><code>Iterator</code></a> as a |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口"><code>List</code></a>.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>iter</code> - iterator to materialize</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>materialized list</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isNullOrEmpty-java.lang.String-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isNullOrEmpty</h4> |
| <pre>public static boolean isNullOrEmpty(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</pre> |
| <dl> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>true if s==null or if s.length()==0</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="commaList-java.util.List-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>commaList</h4> |
| <pre>public static <T> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> commaList(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><T> list)</pre> |
| <div class="block">Converts a list of a string, with commas between elements. |
| |
| <p>For example, |
| <code>commaList(Arrays.asList({"a", "b"}))</code> |
| returns "a, b".</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>list</code> - List</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>String representation of string</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="sepList-java.util.List-java.lang.String-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>sepList</h4> |
| <pre>public static <T> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> sepList(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><T> list, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> sep)</pre> |
| <div class="block">Converts a list of a string, with a given separator between elements.</div> |
| </li> |
| </ul> |
| <a name="getDefaultCharset--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getDefaultCharset</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html?is-external=true" title="java.nio.charset中的类或接口">Charset</a> getDefaultCharset()</pre> |
| <div class="block">Returns the <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html?is-external=true" title="java.nio.charset中的类或接口"><code>Charset</code></a> object representing the value of |
| <a href="../../../../org/apache/calcite/config/CalciteSystemProperty.html#DEFAULT_CHARSET"><code>CalciteSystemProperty.DEFAULT_CHARSET</code></a></div> |
| <dl> |
| <dt><span class="throwsLabel">抛出:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/IllegalCharsetNameException.html?is-external=true" title="java.nio.charset中的类或接口">IllegalCharsetNameException</a></code> - If the given charset |
| name is illegal</dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/nio/charset/UnsupportedCharsetException.html?is-external=true" title="java.nio.charset中的类或接口">UnsupportedCharsetException</a></code> - If no support for |
| the named charset is |
| available in this |
| instance of the Java |
| virtual machine</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="newInternal--"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>newInternal</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口">Error</a> newInternal()</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">Throw new <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AssertionError.html?is-external=true" title="java.lang中的类或接口"><code>AssertionError</code></a></span></div> |
| </li> |
| </ul> |
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| <h4>newInternal</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口">Error</a> newInternal(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">Throw new <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AssertionError.html?is-external=true" title="java.lang中的类或接口"><code>AssertionError</code></a></span></div> |
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| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口">Error</a> newInternal(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="java.lang中的类或接口">Throwable</a> e)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">Throw new <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/RuntimeException.html?is-external=true" title="java.lang中的类或接口"><code>RuntimeException</code></a> if checked; throw raw |
| exception if unchecked or <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口"><code>Error</code></a></span></div> |
| </li> |
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| <a name="newInternal-java.lang.Throwable-java.lang.String-"> |
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| </a> |
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| <h4>newInternal</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口">Error</a> newInternal(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="java.lang中的类或接口">Throwable</a> e, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">Throw new <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AssertionError.html?is-external=true" title="java.lang中的类或接口"><code>AssertionError</code></a> if applicable; |
| or <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/RuntimeException.html?is-external=true" title="java.lang中的类或接口"><code>RuntimeException</code></a> if e is checked; |
| or raw exception if e is unchecked or <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口"><code>Error</code></a>.</span></div> |
| </li> |
| </ul> |
| <a name="throwIfUnchecked-java.lang.Throwable-"> |
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| </a> |
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| <h4>throwIfUnchecked</h4> |
| <pre>public static void throwIfUnchecked(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="java.lang中的类或接口">Throwable</a> throwable)</pre> |
| <div class="block">As <code>Throwables</code><code>.throwIfUnchecked(Throwable)</code>, |
| which was introduced in Guava 20, |
| but we don't require Guava version 20 yet.</div> |
| </li> |
| </ul> |
| <a name="toUnchecked-java.lang.Exception-"> |
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| </a> |
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| <h4>toUnchecked</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/RuntimeException.html?is-external=true" title="java.lang中的类或接口">RuntimeException</a> toUnchecked(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="java.lang中的类或接口">Exception</a> e)</pre> |
| <div class="block">Wraps an exception with <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/RuntimeException.html?is-external=true" title="java.lang中的类或接口"><code>RuntimeException</code></a> and return it. |
| If the exception is already an instance of RuntimeException, |
| returns it directly.</div> |
| </li> |
| </ul> |
| <a name="getMessages-java.lang.Throwable-"> |
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| </a> |
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| <h4>getMessages</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> getMessages(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="java.lang中的类或接口">Throwable</a> t)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| <div class="block">Retrieves messages in a exception and writes them to a string. In the |
| string returned, each message will appear on a different line.</div> |
| <dl> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>a non-null string containing all messages of the exception</dd> |
| </dl> |
| </li> |
| </ul> |
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| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> getStackTrace(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html?is-external=true" title="java.lang中的类或接口">Throwable</a> t)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">Use <code>Throwables.getStackTraceAsString(Throwable)</code></span></div> |
| <div class="block">Returns the stack trace of a throwable. Called from native code.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>t</code> - Throwable</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Stack trace</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>pre</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static void pre(boolean b, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> description)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">Use <code>Preconditions.checkArgument(boolean)</code> |
| or <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Objects.html?is-external=true#requireNonNull-T-" title="java.util中的类或接口"><code>Objects.requireNonNull(Object)</code></a></span></div> |
| </li> |
| </ul> |
| <a name="post-boolean-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>post</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static void post(boolean b, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> description)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">Use <code>Preconditions.checkArgument(boolean)</code> |
| or <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Objects.html?is-external=true#requireNonNull-T-" title="java.util中的类或接口"><code>Objects.requireNonNull(Object)</code></a></span></div> |
| </li> |
| </ul> |
| <a name="permAssert-boolean-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>permAssert</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static void permAssert(boolean b, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> description)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">Use <code>Preconditions.checkArgument(boolean)</code></span></div> |
| </li> |
| </ul> |
| <a name="needToImplement-java.lang.Object-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>needToImplement</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/RuntimeException.html?is-external=true" title="java.lang中的类或接口">RuntimeException</a> needToImplement(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a> o)</pre> |
| <div class="block">Returns a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/RuntimeException.html?is-external=true" title="java.lang中的类或接口"><code>RuntimeException</code></a> indicating that a particular |
| feature has not been implemented, but should be. |
| |
| <p>If every 'hole' in our functionality uses this method, it will be |
| easier for us to identity the holes. Throwing a |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/UnsupportedOperationException.html?is-external=true" title="java.lang中的类或接口"><code>UnsupportedOperationException</code></a> isn't as good, because |
| sometimes we actually want to partially implement an API. |
| |
| <p>Example usage: |
| |
| <blockquote> |
| <pre><code>class MyVisitor extends BaseVisitor { |
| void accept(Foo foo) { |
| // Exception will identify which subclass forgot to override |
| // this method |
| throw Util.needToImplement(this); |
| } |
| }</code></pre> |
| </blockquote></div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>o</code> - The object which was the target of the call, or null. Passing |
| the object gives crucial information if a method needs to be |
| overridden and a subclass forgot to do so.</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>an <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/UnsupportedOperationException.html?is-external=true" title="java.lang中的类或接口"><code>UnsupportedOperationException</code></a>.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="deprecated-java.lang.Object-boolean-"> |
| <!-- --> |
| </a><a name="deprecated-T-boolean-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>deprecated</h4> |
| <pre>public static <T> T deprecated(T argument, |
| boolean fail)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">If a piece of code calls this method, it indicates that the |
| code needs to be cleaned up.</span></div> |
| <div class="block">Flags a piece of code as needing to be cleaned up before you check in. |
| |
| <p>Introduce a call to this method to indicate that a piece of code, or a |
| javadoc comment, needs work before you check in. If you have an IDE which |
| can easily trace references, this is an easy way to maintain a to-do |
| list. |
| |
| <p><strong>Checked-in code must never call this method</strong>: you must |
| remove all calls/references to this method before you check in. |
| |
| <p>The <code>argument</code> has generic type and determines the type of |
| the result. This allows you to use the method inside an expression, for |
| example |
| |
| <blockquote> |
| <pre><code>int x = Util.deprecated(0, false);</code></pre> |
| </blockquote> |
| |
| <p>but the usual usage is to pass in a descriptive string. |
| |
| <p><b>Examples</b> |
| |
| <p><b>Example #1: Using <code>deprecated</code> to fail if a piece of |
| supposedly dead code is reached</b> |
| |
| <blockquote> |
| <pre><code>void foo(int x) { |
| if (x < 0) { |
| // If this code is executed, an error will be thrown. |
| Util.deprecated( |
| "no longer need to handle negative numbers", true); |
| bar(x); |
| } else { |
| baz(x); |
| } |
| }</code></pre> |
| </blockquote> |
| |
| <p><b>Example #2: Using <code>deprecated</code> to comment out dead |
| code</b> |
| |
| <blockquote> |
| <pre>if (Util.deprecated(false, false)) { |
| // This code will not be executed, but an error will not be thrown. |
| baz(); |
| }</pre> |
| </blockquote></div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>argument</code> - Arbitrary argument to the method.</dd> |
| <dd><code>fail</code> - Whether to throw an exception if this method is called</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>The value of the <code>argument</code>.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="contains-java.lang.String:A-int-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>contains</h4> |
| <pre>public static boolean contains(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>[] a, |
| int length, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</pre> |
| <div class="block">Returns whether an array of strings contains a given string among the |
| first <code>length</code> entries.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>a</code> - Array of strings</dd> |
| <dd><code>length</code> - Number of entries to search</dd> |
| <dd><code>s</code> - String to seek</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Whether array contains the name</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="readAllAsString-java.io.Reader-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>readAllAsString</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> readAllAsString(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/Reader.html?is-external=true" title="java.io中的类或接口">Reader</a> reader) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="java.io中的类或接口">IOException</a></pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| <div class="block">Reads all remaining contents from a <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Reader.html?is-external=true" title="java.io中的类或接口"><code>Reader</code></a> and returns |
| them as a string.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>reader</code> - reader to read from</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>reader contents as string</dd> |
| <dt><span class="throwsLabel">抛出:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="java.io中的类或接口">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="squelchJar-java.util.jar.JarFile-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>squelchJar</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static void squelchJar(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/jar/JarFile.html?is-external=true" title="java.util.jar中的类或接口">JarFile</a> jar)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| <div class="block">Closes a Jar, ignoring any I/O exception. This should only be |
| used in finally blocks when it's necessary to avoid throwing an exception |
| which might mask a real exception.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>jar</code> - jar to close</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="squelchStream-java.io.InputStream-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>squelchStream</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static void squelchStream(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/InputStream.html?is-external=true" title="java.io中的类或接口">InputStream</a> stream)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| <div class="block">Closes an InputStream, ignoring any I/O exception. This should only be |
| used in finally blocks when it's necessary to avoid throwing an exception |
| which might mask a real exception.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>stream</code> - stream to close</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="squelchStream-java.io.OutputStream-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>squelchStream</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static void squelchStream(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/OutputStream.html?is-external=true" title="java.io中的类或接口">OutputStream</a> stream)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| <div class="block">Closes an OutputStream, ignoring any I/O exception. This should only be |
| used in finally blocks when it's necessary to avoid throwing an exception |
| which might mask a real exception. If you want to make sure that data has |
| been successfully flushed, do NOT use this anywhere else; use |
| stream.close() instead.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>stream</code> - stream to close</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="squelchReader-java.io.Reader-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>squelchReader</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static void squelchReader(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/Reader.html?is-external=true" title="java.io中的类或接口">Reader</a> reader)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| <div class="block">Closes a Reader, ignoring any I/O exception. This should only be used in |
| finally blocks when it's necessary to avoid throwing an exception which |
| might mask a real exception.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>reader</code> - reader to close</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="squelchWriter-java.io.Writer-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>squelchWriter</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static void squelchWriter(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/Writer.html?is-external=true" title="java.io中的类或接口">Writer</a> writer)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| <div class="block">Closes a Writer, ignoring any I/O exception. This should only be used in |
| finally blocks when it's necessary to avoid throwing an exception which |
| might mask a real exception. If you want to make sure that data has been |
| successfully flushed, do NOT use this anywhere else; use writer.close() |
| instead.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>writer</code> - writer to close</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="squelchStmt-java.sql.Statement-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>squelchStmt</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static void squelchStmt(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Statement.html?is-external=true" title="java.sql中的类或接口">Statement</a> stmt)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| <div class="block">Closes a Statement, ignoring any SQL exception. This should only be used |
| in finally blocks when it's necessary to avoid throwing an exception |
| which might mask a real exception.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>stmt</code> - stmt to close</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="squelchConnection-java.sql.Connection-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>squelchConnection</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static void squelchConnection(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="java.sql中的类或接口">Connection</a> connection)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| <div class="block">Closes a Connection, ignoring any SQL exception. This should only be used |
| in finally blocks when it's necessary to avoid throwing an exception |
| which might mask a real exception.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>connection</code> - connection to close</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="rtrim-java.lang.String-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>rtrim</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> rtrim(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| <div class="block">Trims trailing spaces from a string.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>s</code> - string to be trimmed</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>trimmed string</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="rpad-java.lang.String-int-"> |
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| </a> |
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| <h4>rpad</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> rpad(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s, |
| int len)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> <span class="deprecationComment">Use <code>Spaces.padRight(String, int)</code></span></div> |
| <div class="block">Pads a string with spaces up to a given length.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>s</code> - string to be padded</dd> |
| <dd><code>len</code> - desired length</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>padded string</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="toString-java.lang.Iterable-java.lang.String-java.lang.String-java.lang.String-"> |
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| </a> |
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| <h4>toString</h4> |
| <pre>public static <T> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> toString(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><T> iterable, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> start, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> sep, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> end)</pre> |
| <div class="block">Converts an iterable to a string.</div> |
| </li> |
| </ul> |
| <a name="lines-java.lang.Iterable-"> |
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| </a> |
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| <h4>lines</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> lines(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> strings)</pre> |
| <div class="block">Converts a list of strings to a string separated by newlines.</div> |
| </li> |
| </ul> |
| <a name="tokenize-java.lang.String-java.lang.String-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>tokenize</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> tokenize(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> delim)</pre> |
| <div class="block">Converts a string into tokens.</div> |
| </li> |
| </ul> |
| <a name="toPosix-java.util.TimeZone-boolean-"> |
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| </a> |
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| <h4>toPosix</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> toPosix(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/TimeZone.html?is-external=true" title="java.util中的类或接口">TimeZone</a> tz, |
| boolean verbose)</pre> |
| <div class="block">Converts a Java timezone to POSIX format, so that the boost C++ library |
| can instantiate timezone objects. |
| |
| <p><a |
| href="http://www.opengroup.org/onlinepubs/000095399/basedefs/xbd_chap08.html">POSIX |
| IEEE 1003.1</a> defines a format for timezone specifications. |
| |
| <p>The boost C++ library can read these specifications and instantiate <a |
| href="http://www.boost.org/doc/html/date_time/local_time.html#date_time.local_time.posix_time_zone"> |
| posix_time_zone</a> objects from them. The purpose of this method, |
| therefore, is to allow the C++ code such as the fennel calculator to use |
| the same notion of timezone as Java code. |
| |
| <p>The format is as follows: |
| |
| <blockquote>"std offset dst [offset],start[/time],end[/time]" |
| </blockquote> |
| |
| <p>where: |
| |
| <ul> |
| <li>'std' specifies the abbrev of the time zone. |
| <li>'offset' is the offset from UTC, and takes the form |
| <code>[+|-]hh[:mm[:ss]] {h=0-23, m/s=0-59}</code></li> |
| <li>'dst' specifies the abbrev of the time zone during daylight savings |
| time |
| <li>The second offset is how many hours changed during DST. Default=1 |
| <li>'start' and 'end' are the dates when DST goes into (and out of) |
| effect.<br> |
| <br> |
| They can each be one of three forms: |
| |
| <ol> |
| <li>Mm.w.d {month=1-12, week=1-5 (5 is always last), day=0-6} |
| <li>Jn {n=1-365 Feb29 is never counted} |
| <li>n {n=0-365 Feb29 is counted in leap years} |
| </ol> |
| </li> |
| |
| <li>'time' has the same format as 'offset', and defaults to 02:00:00.</li> |
| </ul> |
| |
| <p>For example:</p> |
| |
| <ul> |
| <li>"PST-8PDT01:00:00,M4.1.0/02:00:00,M10.1.0/02:00:00"; or more tersely |
| <li>"PST-8PDT,M4.1.0,M10.1.0" |
| </ul> |
| |
| <p>(Real format strings do not contain spaces; they are in the above |
| template only for readability.) |
| |
| <p>Boost apparently diverges from the POSIX standard in how it treats the |
| sign of timezone offsets. The POSIX standard states '<i>If preceded by a |
| '-', the timezone shall be east of the Prime Meridian; otherwise, it |
| shall be west</i>', yet boost requires the opposite. For instance, PST |
| has offset '-8' above. This method generates timezone strings consistent |
| with boost's expectations.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>tz</code> - Timezone</dd> |
| <dd><code>verbose</code> - Whether to include fields which can be omitted because |
| they have their default values</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Timezone in POSIX format (offset sign reversed, per boost's |
| idiosyncracies)</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="parseLocale-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>parseLocale</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Locale.html?is-external=true" title="java.util中的类或接口">Locale</a> parseLocale(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> localeString)</pre> |
| <div class="block">Parses a locale string. |
| |
| <p>The inverse operation of <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Locale.html?is-external=true#toString--" title="java.util中的类或接口"><code>Locale.toString()</code></a>.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>localeString</code> - Locale string, e.g. "en" or "en_US"</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Java locale object</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="cast-java.util.List-java.lang.Class-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>cast</h4> |
| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> cast(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><? super E> list, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><E> clazz)</pre> |
| <div class="block">Converts a list whose members are automatically down-cast to a given |
| type. |
| |
| <p>If a member of the backing list is not an instanceof <code>E</code>, |
| the accessing method (such as <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true#get-int-" title="java.util中的类或接口"><code>List.get(int)</code></a>) will throw a |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/ClassCastException.html?is-external=true" title="java.lang中的类或接口"><code>ClassCastException</code></a>. |
| |
| <p>All modifications are automatically written to the backing list. Not |
| synchronized.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>list</code> - Backing list.</dd> |
| <dd><code>clazz</code> - Class to cast to.</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>A list whose members are of the desired type.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="cast-java.util.Iterator-java.lang.Class-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>cast</h4> |
| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="java.util中的类或接口">Iterator</a><E> cast(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="java.util中的类或接口">Iterator</a><?> iter, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><E> clazz)</pre> |
| <div class="block">Converts a iterator whose members are automatically down-cast to a given |
| type. |
| |
| <p>If a member of the backing iterator is not an instanceof <code> |
| E</code>, <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true#next--" title="java.util中的类或接口"><code>Iterator.next()</code></a>) will throw a |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/ClassCastException.html?is-external=true" title="java.lang中的类或接口"><code>ClassCastException</code></a>. |
| |
| <p>All modifications are automatically written to the backing iterator. |
| Not synchronized.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>iter</code> - Backing iterator.</dd> |
| <dd><code>clazz</code> - Class to cast to.</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>An iterator whose members are of the desired type.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="cast-java.lang.Iterable-java.lang.Class-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>cast</h4> |
| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><E> cast(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><? super E> iterable, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><E> clazz)</pre> |
| <div class="block">Converts an <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口"><code>Iterable</code></a> whose members are automatically down-cast to |
| a given type. |
| |
| <p>All modifications are automatically written to the backing iterator. |
| Not synchronized.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>iterable</code> - Backing iterable</dd> |
| <dd><code>clazz</code> - Class to cast to</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>An iterable whose members are of the desired type.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="filter-java.lang.Iterable-java.lang.Class-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>filter</h4> |
| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><E> filter(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><?> iterable, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><E> includeFilter)</pre> |
| <div class="block">Makes a collection of untyped elements appear as a list of strictly typed |
| elements, by filtering out those which are not of the correct type. |
| |
| <p>The returned object is an <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口"><code>Iterable</code></a>, |
| which makes it ideal for use with the 'foreach' construct. For example, |
| |
| <blockquote><code>List<Number> numbers = Arrays.asList(1, 2, 3.14, |
| 4, null, 6E23);<br> |
| for (int myInt : filter(numbers, Integer.class)) {<br> |
| print(i);<br> |
| }</code></blockquote> |
| |
| <p>will print 1, 2, 4.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>iterable</code> - Iterable</dd> |
| <dd><code>includeFilter</code> - Class whose instances to include</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="filter-java.util.Collection-java.lang.Class-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>filter</h4> |
| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="java.util中的类或接口">Collection</a><E> filter(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="java.util中的类或接口">Collection</a><?> collection, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><E> includeFilter)</pre> |
| </li> |
| </ul> |
| <a name="filter-java.util.List-java.lang.Class-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>filter</h4> |
| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> filter(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><?> list, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><E> includeFilter)</pre> |
| <div class="block">Returns a subset of a list containing only elements of a given type. |
| |
| <p>Modifications to the list are NOT written back to the source list.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>list</code> - List of objects</dd> |
| <dd><code>includeFilter</code> - Class to filter for</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>List of objects of given class (or a subtype)</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="toMap-java.util.Properties-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>toMap</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> toMap(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Properties.html?is-external=true" title="java.util中的类或接口">Properties</a> properties)</pre> |
| <div class="block">Converts a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Properties.html?is-external=true" title="java.util中的类或接口"><code>Properties</code></a> object to a <code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口"><code>Map</code></a><String, |
| String></code>. |
| |
| <p>This is necessary because <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Properties.html?is-external=true" title="java.util中的类或接口"><code>Properties</code></a> is a dinosaur class. It |
| ought to extend <code>Map<String,String></code>, but instead |
| extends <code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Hashtable.html?is-external=true" title="java.util中的类或接口"><code>Hashtable</code></a><Object,Object></code>. |
| |
| <p>Typical usage, to iterate over a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Properties.html?is-external=true" title="java.util中的类或接口"><code>Properties</code></a>: |
| |
| <blockquote> |
| <code> |
| Properties properties;<br> |
| for (Map.Entry<String, String> entry = |
| Util.toMap(properties).entrySet()) {<br> |
| println("key=" + entry.getKey() + ", value=" + entry.getValue());<br> |
| } |
| </code> |
| </blockquote></div> |
| </li> |
| </ul> |
| <a name="mapOf-java.lang.Object-java.lang.Object-java.lang.Object:A-"> |
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| </a><a name="mapOf-K-V-java.lang.Object...-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>mapOf</h4> |
| <pre>public static <K,V> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口">Map</a><K,V> mapOf(K key, |
| V value, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a>... keyValues)</pre> |
| <div class="block">Returns a hashmap with given contents. |
| |
| <p>Use this method in initializers. Type parameters are inferred from |
| context, and the contents are initialized declaratively. For example, |
| |
| <blockquote><code>Map<String, Integer> population =<br> |
| Olap4jUtil.mapOf(<br> |
| "UK", 65000000,<br> |
| "USA", 300000000);</code></blockquote></div> |
| <dl> |
| <dt><span class="paramLabel">类型参数:</span></dt> |
| <dd><code>K</code> - Key type</dd> |
| <dd><code>V</code> - Value type</dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>key</code> - First key</dd> |
| <dd><code>value</code> - First value</dd> |
| <dd><code>keyValues</code> - Second and sequent key/value pairs</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Map with given contents</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="unexpected-java.lang.Enum-"> |
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| </a><a name="unexpected-E-"> |
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| <h4>unexpected</h4> |
| <pre>public static <E extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="java.lang中的类或接口">Enum</a><E>> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="java.lang中的类或接口">Error</a> unexpected(E value)</pre> |
| <div class="block">Returns an exception indicating that we didn't expect to find this |
| enumeration here.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>value</code> - Enumeration value which was not expected</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>an error, to be thrown</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="enumConstants-java.lang.Class-"> |
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| <h4>enumConstants</h4> |
| <pre>public static <T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="java.lang中的类或接口">Enum</a><T>> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>,T> enumConstants(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><T> clazz)</pre> |
| <div class="block">Creates a map of the values of an enumeration by name.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>clazz</code> - Enumeration class</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>map of values</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="enumVal-java.lang.Class-java.lang.String-"> |
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| <h4>enumVal</h4> |
| <pre>public static <T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="java.lang中的类或接口">Enum</a><T>> T enumVal(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><T> clazz, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> name)</pre> |
| <div class="block">Returns the value of an enumeration with a particular name. |
| |
| <p>Similar to <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true#valueOf-java.lang.Class-java.lang.String-" title="java.lang中的类或接口"><code>Enum.valueOf(Class, String)</code></a>, but returns <code>null</code> rather than throwing <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="java.lang中的类或接口"><code>IllegalArgumentException</code></a>.</div> |
| <dl> |
| <dt><span class="paramLabel">类型参数:</span></dt> |
| <dd><code>T</code> - Enum class type</dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>clazz</code> - Enum class</dd> |
| <dd><code>name</code> - Name of enum constant</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Enum constant or null</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="enumVal-java.lang.Enum-java.lang.String-"> |
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| <pre>public static <T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="java.lang中的类或接口">Enum</a><T>> T enumVal(T default_, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> name)</pre> |
| <div class="block">Returns the value of an enumeration with a particular or default value if |
| not found.</div> |
| <dl> |
| <dt><span class="paramLabel">类型参数:</span></dt> |
| <dd><code>T</code> - Enum class type</dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>default_</code> - Default value (not null)</dd> |
| <dd><code>name</code> - Name of enum constant</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Enum constant, never null</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="quotientList-java.util.List-int-int-"> |
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| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> quotientList(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list, |
| int n, |
| int k)</pre> |
| <div class="block">Creates a list that returns every <code>n</code>th element of a list, |
| starting at element <code>k</code>. |
| |
| <p>It is OK if the list is empty or its size is not a multiple of |
| <code>n</code>.</p> |
| |
| <p>For instance, <code>quotientList(list, 2, 0)</code> returns the even |
| elements of a list, and <code>quotientList(list, 2, 1)</code> returns the odd |
| elements. Those lists are the same length only if list has even size.</p></div> |
| </li> |
| </ul> |
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| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../org/apache/calcite/util/Pair.html" title="org.apache.calcite.util中的类">Pair</a><E,E>> pairs(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list)</pre> |
| <div class="block">Given a list with N elements |
| [e<sub>0</sub>, e<sub>1</sub>, ..., e<sub>N-1</sub>] |
| (where N is even), returns a list of the N / 2 elements |
| [ (e<sub>0</sub>, e<sub>1</sub>), |
| (e<sub>2</sub>, e<sub>3</sub>), ... ].</div> |
| </li> |
| </ul> |
| <a name="first-java.lang.Object-java.lang.Object-"> |
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| <pre>public static <T> T first(T v0, |
| T v1)</pre> |
| <div class="block">Returns the first value if it is not null, |
| otherwise the second value. |
| |
| <p>The result may be null. |
| |
| <p>Equivalent to the Elvis operator (<code>?:</code>) of languages such as |
| Groovy or PHP.</div> |
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| <pre>public static double first(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="java.lang中的类或接口">Double</a> v0, |
| double v1)</pre> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Double.html?is-external=true" title="java.lang中的类或接口"><code>Double</code></a> value, |
| using a given default value if it is null.</div> |
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| float v1)</pre> |
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| using a given default value if it is null.</div> |
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| int v1)</pre> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口"><code>Integer</code></a> value, |
| using a given default value if it is null.</div> |
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| long v1)</pre> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="java.lang中的类或接口"><code>Long</code></a> value, |
| using a given default value if it is null.</div> |
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| boolean v1)</pre> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Boolean.html?is-external=true" title="java.lang中的类或接口"><code>Boolean</code></a> value, |
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| short v1)</pre> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Short.html?is-external=true" title="java.lang中的类或接口"><code>Short</code></a> value, |
| using a given default value if it is null.</div> |
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| char v1)</pre> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Character.html?is-external=true" title="java.lang中的类或接口"><code>Character</code></a> value, |
| using a given default value if it is null.</div> |
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| byte v1)</pre> |
| <div class="block">Unboxes a <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Byte.html?is-external=true" title="java.lang中的类或接口"><code>Byte</code></a> value, |
| using a given default value if it is null.</div> |
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| <div class="block">Returns the last element of a list.</div> |
| <dl> |
| <dt><span class="throwsLabel">抛出:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IndexOutOfBoundsException.html?is-external=true" title="java.lang中的类或接口">IndexOutOfBoundsException</a></code> - if the list is empty</dd> |
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| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> skipLast(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list)</pre> |
| <div class="block">Returns every element of a list but its last element.</div> |
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| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> skipLast(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list, |
| int n)</pre> |
| <div class="block">Returns every element of a list but its last <code>n</code> elements.</div> |
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| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> last(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list, |
| int n)</pre> |
| <div class="block">Returns the last <code>n</code> elements of a list.</div> |
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| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> skip(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list)</pre> |
| <div class="block">Returns all but the first element of a list.</div> |
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| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> skip(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list, |
| int fromIndex)</pre> |
| <div class="block">Returns all but the first <code>n</code> elements of a list.</div> |
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| <h4>range</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> range(int end)</pre> |
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| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> range(int start, |
| int end)</pre> |
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| <pre>public static <E> boolean isDistinct(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list)</pre> |
| <div class="block">Returns whether the elements of <code>list</code> are distinct.</div> |
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| <pre>public static <E> int firstDuplicate(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list)</pre> |
| <div class="block">Returns the ordinal of the first element in the list which is equal to a |
| previous element in the list. |
| |
| <p>For example, |
| <code>firstDuplicate(Arrays.asList("a", "b", "c", "b", "a"))</code> |
| returns 3, the ordinal of the 2nd "b".</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>list</code> - List</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Ordinal of first duplicate, or -1 if not found</dd> |
| </dl> |
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| </ul> |
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| <h4>distinctList</h4> |
| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> distinctList(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list)</pre> |
| <div class="block">Converts a list into a list with unique elements. |
| |
| <p>The order is preserved; the second and subsequent occurrences are |
| removed. |
| |
| <p>If the list is already unique it is returned unchanged.</div> |
| </li> |
| </ul> |
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| <h4>distinctList</h4> |
| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> distinctList(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><E> keys)</pre> |
| <div class="block">Converts an iterable into a list with unique elements. |
| |
| <p>The order is preserved; the second and subsequent occurrences are |
| removed. |
| |
| <p>If <code>iterable</code> is a unique list it is returned unchanged.</div> |
| </li> |
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| <h4>intersects</h4> |
| <pre>public static <E> boolean intersects(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="java.util中的类或接口">Collection</a><E> c0, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="java.util中的类或接口">Collection</a><E> c1)</pre> |
| <div class="block">Returns whether two collections have any elements in common.</div> |
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| <h4>findMatch</h4> |
| <pre>public static int findMatch(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> strings, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> seek, |
| boolean caseSensitive)</pre> |
| <div class="block">Looks for a string within a list of strings, using a given |
| case-sensitivity policy, and returns the position at which the first match |
| is found, or -1 if there are no matches.</div> |
| </li> |
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| <pre>public static boolean matches(boolean caseSensitive, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s0, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s1)</pre> |
| <div class="block">Returns whether a name matches another according to a given |
| case-sensitivity policy.</div> |
| </li> |
| </ul> |
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| <pre>public static <E> boolean startsWith(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list0, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list1)</pre> |
| <div class="block">Returns whether one list is a prefix of another.</div> |
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| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> listToString(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> list)</pre> |
| <div class="block">Converts ["ab", "c"] to "ab"."c".</div> |
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| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a>> stringToList(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> s)</pre> |
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| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> human(double d)</pre> |
| <div class="block">Converts a number into human-readable form, with 3 digits and a "K", "M" |
| or "G" multiplier for thousands, millions or billions. |
| |
| <p>Examples: -2, 0, 1, 999, 1.00K, 1.99K, 3.45M, 4.56B.</p></div> |
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| <pre>public static <K,V> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口">Map</a><K,V> asIndexMapJ(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="java.util中的类或接口">Collection</a><V> values, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Function.html?is-external=true" title="java.util.function中的类或接口">Function</a><V,K> function)</pre> |
| <div class="block">Returns a map that is a view onto a collection of values, using the |
| provided function to convert a value to a key. |
| |
| <p>Unlike |
| <code>Maps.uniqueIndex(Iterable, com.google.common.base.Function)</code>, |
| returns a view whose contents change as the collection of values changes.</div> |
| <dl> |
| <dt><span class="paramLabel">类型参数:</span></dt> |
| <dd><code>K</code> - Key type</dd> |
| <dd><code>V</code> - Value type</dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>values</code> - Collection of values</dd> |
| <dd><code>function</code> - Function to map value to key</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>Map that is a view onto the values</dd> |
| </dl> |
| </li> |
| </ul> |
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| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="java.lang中的类或接口">@Deprecated</a> |
| public static <K,V> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口">Map</a><K,V> asIndexMap(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="java.util中的类或接口">Collection</a><V> values, |
| com.google.common.base.Function<V,K> function)</pre> |
| <div class="block"><span class="deprecatedLabel">已过时。</span> </div> |
| </li> |
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| <pre>public static void debugCode(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintStream.html?is-external=true" title="java.io中的类或接口">PrintStream</a> out, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> code)</pre> |
| <div class="block">Prints the given code with line numbering.</div> |
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| <h4>immutableCopy</h4> |
| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E>> immutableCopy(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><E>> lists)</pre> |
| <div class="block">Returns a copy of a list of lists, making the component lists immutable if |
| they are not already.</div> |
| </li> |
| </ul> |
| <a name="printWriter-java.io.OutputStream-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>printWriter</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口">PrintWriter</a> printWriter(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/OutputStream.html?is-external=true" title="java.io中的类或接口">OutputStream</a> out)</pre> |
| <div class="block">Creates a <a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口"><code>PrintWriter</code></a> to a given output stream using UTF-8 |
| character set. |
| |
| <p>Does not use the default character set.</div> |
| </li> |
| </ul> |
| <a name="printWriter-java.io.File-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>printWriter</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口">PrintWriter</a> printWriter(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="java.io中的类或接口">File</a> file) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="java.io中的类或接口">FileNotFoundException</a></pre> |
| <div class="block">Creates a <a href="https://docs.oracle.com/javase/8/docs/api/java/io/PrintWriter.html?is-external=true" title="java.io中的类或接口"><code>PrintWriter</code></a> to a given file using UTF-8 |
| character set. |
| |
| <p>Does not use the default character set.</div> |
| <dl> |
| <dt><span class="throwsLabel">抛出:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="java.io中的类或接口">FileNotFoundException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="reader-java.io.InputStream-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>reader</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/io/BufferedReader.html?is-external=true" title="java.io中的类或接口">BufferedReader</a> reader(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/InputStream.html?is-external=true" title="java.io中的类或接口">InputStream</a> in)</pre> |
| <div class="block">Creates a <a href="https://docs.oracle.com/javase/8/docs/api/java/io/BufferedReader.html?is-external=true" title="java.io中的类或接口"><code>BufferedReader</code></a> to a given input stream using UTF-8 |
| character set. |
| |
| <p>Does not use the default character set.</div> |
| </li> |
| </ul> |
| <a name="reader-java.io.File-"> |
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| <h4>reader</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/io/BufferedReader.html?is-external=true" title="java.io中的类或接口">BufferedReader</a> reader(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/File.html?is-external=true" title="java.io中的类或接口">File</a> file) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="java.io中的类或接口">FileNotFoundException</a></pre> |
| <div class="block">Creates a <a href="https://docs.oracle.com/javase/8/docs/api/java/io/BufferedReader.html?is-external=true" title="java.io中的类或接口"><code>BufferedReader</code></a> to read a given file using UTF-8 |
| character set. |
| |
| <p>Does not use the default character set.</div> |
| <dl> |
| <dt><span class="throwsLabel">抛出:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/FileNotFoundException.html?is-external=true" title="java.io中的类或接口">FileNotFoundException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>calendar</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Calendar.html?is-external=true" title="java.util中的类或接口">Calendar</a> calendar()</pre> |
| <div class="block">Creates a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Calendar.html?is-external=true" title="java.util中的类或接口"><code>Calendar</code></a> in the UTC time zone and root locale. |
| Does not use the time zone or locale.</div> |
| </li> |
| </ul> |
| <a name="calendar-long-"> |
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| </a> |
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| <h4>calendar</h4> |
| <pre>public static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Calendar.html?is-external=true" title="java.util中的类或接口">Calendar</a> calendar(long millis)</pre> |
| <div class="block">Creates a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Calendar.html?is-external=true" title="java.util中的类或接口"><code>Calendar</code></a> in the UTC time zone and root locale |
| with a given time.</div> |
| </li> |
| </ul> |
| <a name="toImmutableList--"> |
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| </a> |
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| <h4>toImmutableList</h4> |
| <pre>public static <T> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/stream/Collector.html?is-external=true" title="java.util.stream中的类或接口">Collector</a><T,com.google.common.collect.ImmutableList.Builder<T>,com.google.common.collect.ImmutableList<T>> toImmutableList()</pre> |
| <div class="block">Returns a <code>Collector</code> that accumulates the input elements into a |
| Guava <code>ImmutableList</code> via a <code>ImmutableList.Builder</code>. |
| |
| <p>It will be obsolete when we move to <a href="../../../../org/apache/calcite/util/Bug.html#upgrade-java.lang.String-"><code>Guava 21.0</code></a>, |
| which has <code>ImmutableList.toImmutableList()</code>.</div> |
| <dl> |
| <dt><span class="paramLabel">类型参数:</span></dt> |
| <dd><code>T</code> - Type of the input elements</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>a <code>Collector</code> that collects all the input elements into an |
| <code>ImmutableList</code>, in encounter order</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="transform-java.util.List-java.util.function.Function-"> |
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| <h4>transform</h4> |
| <pre>public static <F,T> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><T> transform(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><F> list, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Function.html?is-external=true" title="java.util.function中的类或接口">Function</a><F,T> function)</pre> |
| <div class="block">Transforms a list, applying a function to each element.</div> |
| </li> |
| </ul> |
| <a name="filter-java.lang.Iterable-java.util.function.Predicate-"> |
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| </a> |
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| <h4>filter</h4> |
| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><E> filter(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><E> iterable, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Predicate.html?is-external=true" title="java.util.function中的类或接口">Predicate</a><E> predicate)</pre> |
| <div class="block">Filters an iterable.</div> |
| </li> |
| </ul> |
| <a name="filter-java.util.Iterator-java.util.function.Predicate-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>filter</h4> |
| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="java.util中的类或接口">Iterator</a><E> filter(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="java.util中的类或接口">Iterator</a><E> iterator, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Predicate.html?is-external=true" title="java.util.function中的类或接口">Predicate</a><E> predicate)</pre> |
| <div class="block">Filters an iterator.</div> |
| </li> |
| </ul> |
| <a name="select-java.util.List-java.util.List-"> |
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| <h4>select</h4> |
| <pre>public static <E> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> select(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><E> list, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="java.lang中的类或接口">Integer</a>> ordinals)</pre> |
| <div class="block">Returns a view of a list, picking the elements of a list with the given |
| set of ordinals.</div> |
| </li> |
| </ul> |
| <a name="blackholeMap--"> |
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| <h4>blackholeMap</h4> |
| <pre>public static <K,V> <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="java.util中的类或接口">Map</a><K,V> blackholeMap()</pre> |
| <div class="block">Returns a map which ignores any write operation.</div> |
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