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| <div class="subTitle">org.apache.calcite.runtime</div> |
| <h2 title="Class BinarySearch" class="title">Class BinarySearch</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="class or interface in java.lang">java.lang.Object</a></li> |
| <li> |
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| <li>org.apache.calcite.runtime.BinarySearch</li> |
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| <pre>public class <span class="typeNameLabel">BinarySearch</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
| <div class="block">Binary search for the implementation of |
| RANGE BETWEEN XXX PRECEDING/FOLLOWING clause.</div> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>protected </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/runtime/BinarySearch.html#BinarySearch--">BinarySearch</a></span>()</code> </td> |
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| <td class="colFirst"><code>static <T,K> int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/runtime/BinarySearch.html#lowerBound-T:A-K-org.apache.calcite.linq4j.function.Function1-java.util.Comparator-">lowerBound</a></span>(T[] a, |
| K key, |
| <a href="../../../../org/apache/calcite/linq4j/function/Function1.html" title="interface in org.apache.calcite.linq4j.function">Function1</a><T,K> keySelector, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><K> comparator)</code> |
| <div class="block">Performs binary search of the lower bound in the given array.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static <T,K> int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/runtime/BinarySearch.html#lowerBound-T:A-K-int-int-org.apache.calcite.linq4j.function.Function1-java.util.Comparator-">lowerBound</a></span>(T[] a, |
| K key, |
| int imin, |
| int imax, |
| <a href="../../../../org/apache/calcite/linq4j/function/Function1.html" title="interface in org.apache.calcite.linq4j.function">Function1</a><T,K> keySelector, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><K> comparator)</code> |
| <div class="block">Taken from http://en.wikipedia.org/wiki/Binary_search_algorithm |
| #Deferred_detection_of_equality</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static <T> int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/runtime/BinarySearch.html#lowerBound-T:A-T-java.util.Comparator-">lowerBound</a></span>(T[] a, |
| T key, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><T> comparator)</code> |
| <div class="block">Performs binary search of the lower bound in the given array.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static <T> int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/runtime/BinarySearch.html#lowerBound-T:A-T-int-int-java.util.Comparator-">lowerBound</a></span>(T[] a, |
| T key, |
| int imin, |
| int imax, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><T> comparator)</code> |
| <div class="block">Performs binary search of the lower bound in the given section of array.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static <T,K> int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/runtime/BinarySearch.html#upperBound-T:A-K-org.apache.calcite.linq4j.function.Function1-java.util.Comparator-">upperBound</a></span>(T[] a, |
| K key, |
| <a href="../../../../org/apache/calcite/linq4j/function/Function1.html" title="interface in org.apache.calcite.linq4j.function">Function1</a><T,K> keySelector, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><K> comparator)</code> |
| <div class="block">Performs binary search of the upper bound in the given array.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static <T,K> int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/runtime/BinarySearch.html#upperBound-T:A-K-int-int-org.apache.calcite.linq4j.function.Function1-java.util.Comparator-">upperBound</a></span>(T[] a, |
| K key, |
| int imin, |
| int imax, |
| <a href="../../../../org/apache/calcite/linq4j/function/Function1.html" title="interface in org.apache.calcite.linq4j.function">Function1</a><T,K> keySelector, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><K> comparator)</code> |
| <div class="block">Taken from http://en.wikipedia.org/wiki/Binary_search_algorithm |
| #Deferred_detection_of_equality |
| Adapted to find upper bound.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>static <T> int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/runtime/BinarySearch.html#upperBound-T:A-T-java.util.Comparator-">upperBound</a></span>(T[] a, |
| T key, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><T> comparator)</code> |
| <div class="block">Performs binary search of the upper bound in the given array.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>static <T> int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/calcite/runtime/BinarySearch.html#upperBound-T:A-T-int-int-java.util.Comparator-">upperBound</a></span>(T[] a, |
| T key, |
| int imin, |
| int imax, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><T> comparator)</code> |
| <div class="block">Performs binary search of the upper bound in the given array.</div> |
| </td> |
| </tr> |
| </table> |
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| <!-- --> |
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| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.detail"> |
| <!-- --> |
| </a> |
| <h3>Constructor Detail</h3> |
| <a name="BinarySearch--"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>BinarySearch</h4> |
| <pre>protected BinarySearch()</pre> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
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| <!-- --> |
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| <h3>Method Detail</h3> |
| <a name="lowerBound-java.lang.Object:A-java.lang.Object-java.util.Comparator-"> |
| <!-- --> |
| </a><a name="lowerBound-T:A-T-java.util.Comparator-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>lowerBound</h4> |
| <pre>public static <T> int lowerBound(T[] a, |
| T key, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><T> comparator)</pre> |
| <div class="block">Performs binary search of the lower bound in the given array. |
| It is assumed that the array is sorted. |
| The method is guaranteed to return the minimal index of the element that is |
| greater or equal to the given key.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>T</code> - the type of elements in array</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>a</code> - array that holds the values</dd> |
| <dd><code>key</code> - element to look for</dd> |
| <dd><code>comparator</code> - comparator that compares keys</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>minimal index of the element that is |
| greater or equal to the given key. Returns -1 when all elements exceed |
| the given key or the array is empty. Returns <code>a.length</code> when all |
| elements are less than the given key.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="upperBound-java.lang.Object:A-java.lang.Object-java.util.Comparator-"> |
| <!-- --> |
| </a><a name="upperBound-T:A-T-java.util.Comparator-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>upperBound</h4> |
| <pre>public static <T> int upperBound(T[] a, |
| T key, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><T> comparator)</pre> |
| <div class="block">Performs binary search of the upper bound in the given array. |
| It is assumed that the array is sorted. |
| The method is guaranteed to return the maximal index of the element that is |
| less or equal to the given key.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>T</code> - the type of elements in array</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>a</code> - array that holds the values</dd> |
| <dd><code>key</code> - element to look for</dd> |
| <dd><code>comparator</code> - comparator that compares keys</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>maximal index of the element that is |
| less or equal to the given key. Returns -1 when all elements are less |
| than the given key or the array is empty. Returns <code>a.length</code> when |
| all elements exceed the given key.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="lowerBound-java.lang.Object:A-java.lang.Object-org.apache.calcite.linq4j.function.Function1-java.util.Comparator-"> |
| <!-- --> |
| </a><a name="lowerBound-T:A-K-org.apache.calcite.linq4j.function.Function1-java.util.Comparator-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>lowerBound</h4> |
| <pre>public static <T,K> int lowerBound(T[] a, |
| K key, |
| <a href="../../../../org/apache/calcite/linq4j/function/Function1.html" title="interface in org.apache.calcite.linq4j.function">Function1</a><T,K> keySelector, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><K> comparator)</pre> |
| <div class="block">Performs binary search of the lower bound in the given array. |
| The elements in the array are transformed before the comparison. |
| It is assumed that the array is sorted. |
| The method is guaranteed to return the minimal index of the element that is |
| greater or equal to the given key.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>T</code> - the type of elements in array</dd> |
| <dd><code>K</code> - the type of lookup key</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>a</code> - array that holds the values</dd> |
| <dd><code>key</code> - element to look for</dd> |
| <dd><code>keySelector</code> - function that transforms array contents to the type |
| of the key</dd> |
| <dd><code>comparator</code> - comparator that compares keys</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>minimal index of the element that is |
| greater or equal to the given key. Returns -1 when all elements exceed |
| the given key or the array is empty. Returns <code>a.length</code> when all |
| elements are less than the given key.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="upperBound-java.lang.Object:A-java.lang.Object-org.apache.calcite.linq4j.function.Function1-java.util.Comparator-"> |
| <!-- --> |
| </a><a name="upperBound-T:A-K-org.apache.calcite.linq4j.function.Function1-java.util.Comparator-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>upperBound</h4> |
| <pre>public static <T,K> int upperBound(T[] a, |
| K key, |
| <a href="../../../../org/apache/calcite/linq4j/function/Function1.html" title="interface in org.apache.calcite.linq4j.function">Function1</a><T,K> keySelector, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><K> comparator)</pre> |
| <div class="block">Performs binary search of the upper bound in the given array. |
| The elements in the array are transformed before the comparison. |
| It is assumed that the array is sorted. |
| The method is guaranteed to return the maximal index of the element that is |
| less or equal to the given key.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>T</code> - the type of elements in array</dd> |
| <dd><code>K</code> - the type of lookup key</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>a</code> - array that holds the values</dd> |
| <dd><code>key</code> - element to look for</dd> |
| <dd><code>keySelector</code> - function that transforms array contents to the type |
| of the key</dd> |
| <dd><code>comparator</code> - comparator that compares keys</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>maximal index of the element that is |
| less or equal to the given key. Returns -1 when all elements are less |
| than the given key or the array is empty. Returns <code>a.length</code> when |
| all elements exceed the given key.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="lowerBound-java.lang.Object:A-java.lang.Object-int-int-java.util.Comparator-"> |
| <!-- --> |
| </a><a name="lowerBound-T:A-T-int-int-java.util.Comparator-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>lowerBound</h4> |
| <pre>public static <T> int lowerBound(T[] a, |
| T key, |
| int imin, |
| int imax, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><T> comparator)</pre> |
| <div class="block">Performs binary search of the lower bound in the given section of array. |
| It is assumed that the array is sorted. |
| The method is guaranteed to return the minimal index of the element that is |
| greater or equal to the given key.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>T</code> - the type of elements in array</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>a</code> - array that holds the values</dd> |
| <dd><code>key</code> - element to look for</dd> |
| <dd><code>imin</code> - the minimal index (inclusive) to look for</dd> |
| <dd><code>imax</code> - the maximum index (inclusive) to look for</dd> |
| <dd><code>comparator</code> - comparator that compares keys</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>minimal index of the element that is |
| greater or equal to the given key. Returns -1 when all elements exceed |
| the given key or the array is empty. Returns <code>a.length</code> when all |
| elements are less than the given key.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="upperBound-java.lang.Object:A-java.lang.Object-int-int-java.util.Comparator-"> |
| <!-- --> |
| </a><a name="upperBound-T:A-T-int-int-java.util.Comparator-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>upperBound</h4> |
| <pre>public static <T> int upperBound(T[] a, |
| T key, |
| int imin, |
| int imax, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><T> comparator)</pre> |
| <div class="block">Performs binary search of the upper bound in the given array. |
| It is assumed that the array is sorted. |
| The method is guaranteed to return the maximal index of the element that is |
| less or equal to the given key.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>T</code> - the type of elements in array</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>a</code> - array that holds the values</dd> |
| <dd><code>key</code> - element to look for</dd> |
| <dd><code>imin</code> - the minimal index (inclusive) to look for</dd> |
| <dd><code>imax</code> - the maximum index (inclusive) to look for</dd> |
| <dd><code>comparator</code> - comparator that compares keys</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>maximal index of the element that is |
| less or equal to the given key. Returns -1 when all elements are less |
| than the given key or the array is empty. Returns <code>a.length</code> when |
| all elements exceed the given key.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="lowerBound-java.lang.Object:A-java.lang.Object-int-int-org.apache.calcite.linq4j.function.Function1-java.util.Comparator-"> |
| <!-- --> |
| </a><a name="lowerBound-T:A-K-int-int-org.apache.calcite.linq4j.function.Function1-java.util.Comparator-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>lowerBound</h4> |
| <pre>public static <T,K> int lowerBound(T[] a, |
| K key, |
| int imin, |
| int imax, |
| <a href="../../../../org/apache/calcite/linq4j/function/Function1.html" title="interface in org.apache.calcite.linq4j.function">Function1</a><T,K> keySelector, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><K> comparator)</pre> |
| <div class="block">Taken from http://en.wikipedia.org/wiki/Binary_search_algorithm |
| #Deferred_detection_of_equality</div> |
| </li> |
| </ul> |
| <a name="upperBound-java.lang.Object:A-java.lang.Object-int-int-org.apache.calcite.linq4j.function.Function1-java.util.Comparator-"> |
| <!-- --> |
| </a><a name="upperBound-T:A-K-int-int-org.apache.calcite.linq4j.function.Function1-java.util.Comparator-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>upperBound</h4> |
| <pre>public static <T,K> int upperBound(T[] a, |
| K key, |
| int imin, |
| int imax, |
| <a href="../../../../org/apache/calcite/linq4j/function/Function1.html" title="interface in org.apache.calcite.linq4j.function">Function1</a><T,K> keySelector, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><K> comparator)</pre> |
| <div class="block">Taken from http://en.wikipedia.org/wiki/Binary_search_algorithm |
| #Deferred_detection_of_equality |
| Adapted to find upper bound.</div> |
| </li> |
| </ul> |
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