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| <h2 title="Class Numbers" class="title">Class Numbers</h2> |
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| <pre>public final class <span class="typeNameLabel">Numbers</span> |
| extends <a href="../../../../org/apache/sis/util/Static.html" title="class in org.apache.sis.util">Static</a></pre> |
| <div class="block">Static methods working with <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang"><code>Number</code></a> objects, and a few primitive types by extension.</div> |
| <dl> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>0.3</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/sis/math/MathFunctions.html" title="class in org.apache.sis.math"><code>MathFunctions</code></a></dd> |
| |
| <p><font size="-1">Defined in the <code>sis-utility</code> module</font></p> |
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| <h3>Field Summary</h3> |
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| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>static byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#BIG_DECIMAL">BIG_DECIMAL</a></span></code> |
| <div class="block">Constant of value 10 used in <code>switch</code> statements or as index in arrays.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#BIG_INTEGER">BIG_INTEGER</a></span></code> |
| <div class="block">Constant of value 9 used in <code>switch</code> statements or as index in arrays.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#BOOLEAN">BOOLEAN</a></span></code> |
| <div class="block">Constant of value 1 used in <code>switch</code> statements or as index in arrays.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#BYTE">BYTE</a></span></code> |
| <div class="block">Constant of value 3 used in <code>switch</code> statements or as index in arrays.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#CHARACTER">CHARACTER</a></span></code> |
| <div class="block">Constant of value 2 used in <code>switch</code> statements or as index in arrays.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#DOUBLE">DOUBLE</a></span></code> |
| <div class="block">Constant of value 8 used in <code>switch</code> statements or as index in arrays.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#FLOAT">FLOAT</a></span></code> |
| <div class="block">Constant of value 7 used in <code>switch</code> statements or as index in arrays.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#INTEGER">INTEGER</a></span></code> |
| <div class="block">Constant of value 5 used in <code>switch</code> statements or as index in arrays.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#LONG">LONG</a></span></code> |
| <div class="block">Constant of value 6 used in <code>switch</code> statements or as index in arrays.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#OTHER">OTHER</a></span></code> |
| <div class="block">Constant of value 0 used in <code>switch</code> statements or as index in arrays.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#SHORT">SHORT</a></span></code> |
| <div class="block">Constant of value 4 used in <code>switch</code> statements or as index in arrays.</div> |
| </td> |
| </tr> |
| </table> |
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| <h3>Method Summary</h3> |
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| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>static <N extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>><br>N</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#cast-java.lang.Number-java.lang.Class-">cast</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> number, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><N> type)</code> |
| <div class="block">Casts a number to the specified type.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static byte</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#getEnumConstant-java.lang.Class-">getEnumConstant</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> type)</code> |
| <div class="block">Returns a numeric constant for the given type.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#isFloat-java.lang.Class-">isFloat</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> type)</code> |
| <div class="block">Returns <code>true</code> if the given <code>type</code> is a floating point type.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#isInteger-java.lang.Class-">isInteger</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> type)</code> |
| <div class="block">Returns <code>true</code> if the given <code>type</code> is an integer type.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#narrowestClass-java.lang.Class-java.lang.Class-">narrowestClass</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> c1, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> c2)</code> |
| <div class="block">Returns the narrowest of the given types.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#narrowestClass-java.lang.Number-">narrowestClass</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> value)</code> |
| <div class="block">Returns the smallest class capable to hold the specified value.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#narrowestClass-java.lang.Number-java.lang.Number-">narrowestClass</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> n1, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> n2)</code> |
| <div class="block">Returns the narrowest type of two numbers.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#narrowestNumber-java.lang.Number-">narrowestNumber</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> value)</code> |
| <div class="block">Returns the given number wrapped in the smallest class capable to hold the specified value.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#narrowestNumber-java.lang.String-">narrowestNumber</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> value)</code> |
| <div class="block">Returns the smallest number capable to hold the specified value.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#primitiveBitCount-java.lang.Class-">primitiveBitCount</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> type)</code> |
| <div class="block">Returns the number of bits used by primitive of the specified type.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#primitiveToWrapper-java.lang.Class-">primitiveToWrapper</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> type)</code> |
| <div class="block">Changes a primitive class to its wrapper (for example <code>int</code> to <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang"><code>Integer</code></a>).</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/sis/util/Numbers.html#valueOf-java.lang.String-java.lang.Class-">valueOf</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> value, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><T> type)</code> |
| <div class="block">Converts the specified string into a value object.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>static <T> T</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#valueOfNil-java.lang.Class-">valueOfNil</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><T> type)</code> |
| <div class="block">Returns a <code>NaN</code>, zero, empty or <code>null</code> value of the given type.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#widestClass-java.lang.Class-java.lang.Class-">widestClass</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> c1, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> c2)</code> |
| <div class="block">Returns the widest of the given types.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#widestClass-java.lang.Number-java.lang.Number-">widestClass</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> n1, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> n2)</code> |
| <div class="block">Returns the widest type of two numbers.</div> |
| </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>static <N extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>><br>N</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#wrap-double-java.lang.Class-">wrap</a></span>(double value, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><N> type)</code> |
| <div class="block">Wraps the given value in a <code>Number</code> of the specified class.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/sis/util/Numbers.html#wrapperToPrimitive-java.lang.Class-">wrapperToPrimitive</a></span>(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> type)</code> |
| <div class="block">Changes a wrapper class to its primitive (for example <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang"><code>Integer</code></a> to <code>int</code>).</div> |
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| <code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/6/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> |
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| </ul> |
| </div> |
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| <h4>BIG_DECIMAL</h4> |
| <pre>public static final byte BIG_DECIMAL</pre> |
| <div class="block">Constant of value 10 used in <code>switch</code> statements or as index in arrays.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.sis.util.Numbers.BIG_DECIMAL">Constant Field Values</a></dd> |
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| <h4>BIG_INTEGER</h4> |
| <pre>public static final byte BIG_INTEGER</pre> |
| <div class="block">Constant of value 9 used in <code>switch</code> statements or as index in arrays.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.sis.util.Numbers.BIG_INTEGER">Constant Field Values</a></dd> |
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| <h4>DOUBLE</h4> |
| <pre>public static final byte DOUBLE</pre> |
| <div class="block">Constant of value 8 used in <code>switch</code> statements or as index in arrays.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.sis.util.Numbers.DOUBLE">Constant Field Values</a></dd> |
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| <h4>FLOAT</h4> |
| <pre>public static final byte FLOAT</pre> |
| <div class="block">Constant of value 7 used in <code>switch</code> statements or as index in arrays.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.sis.util.Numbers.FLOAT">Constant Field Values</a></dd> |
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| <h4>LONG</h4> |
| <pre>public static final byte LONG</pre> |
| <div class="block">Constant of value 6 used in <code>switch</code> statements or as index in arrays.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.sis.util.Numbers.LONG">Constant Field Values</a></dd> |
| </dl> |
| </li> |
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| <h4>INTEGER</h4> |
| <pre>public static final byte INTEGER</pre> |
| <div class="block">Constant of value 5 used in <code>switch</code> statements or as index in arrays.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.sis.util.Numbers.INTEGER">Constant Field Values</a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="SHORT"> |
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| <h4>SHORT</h4> |
| <pre>public static final byte SHORT</pre> |
| <div class="block">Constant of value 4 used in <code>switch</code> statements or as index in arrays.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.sis.util.Numbers.SHORT">Constant Field Values</a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="BYTE"> |
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| <h4>BYTE</h4> |
| <pre>public static final byte BYTE</pre> |
| <div class="block">Constant of value 3 used in <code>switch</code> statements or as index in arrays.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.sis.util.Numbers.BYTE">Constant Field Values</a></dd> |
| </dl> |
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| <h4>CHARACTER</h4> |
| <pre>public static final byte CHARACTER</pre> |
| <div class="block">Constant of value 2 used in <code>switch</code> statements or as index in arrays.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.sis.util.Numbers.CHARACTER">Constant Field Values</a></dd> |
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| <h4>BOOLEAN</h4> |
| <pre>public static final byte BOOLEAN</pre> |
| <div class="block">Constant of value 1 used in <code>switch</code> statements or as index in arrays.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.sis.util.Numbers.BOOLEAN">Constant Field Values</a></dd> |
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| <h4>OTHER</h4> |
| <pre>public static final byte OTHER</pre> |
| <div class="block">Constant of value 0 used in <code>switch</code> statements or as index in arrays.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.sis.util.Numbers.OTHER">Constant Field Values</a></dd> |
| </dl> |
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| <h3>Method Detail</h3> |
| <a name="isFloat-java.lang.Class-"> |
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| <h4>isFloat</h4> |
| <pre>public static boolean isFloat(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> type)</pre> |
| <div class="block">Returns <code>true</code> if the given <code>type</code> is a floating point type.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>type</code> - The type to test (may be <code>null</code>).</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><code>true</code> if <code>type</code> is the primitive or wrapper class of |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Float.html?is-external=true" title="class or interface in java.lang"><code>Float</code></a> or <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang"><code>Double</code></a>.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/sis/util/Numbers.html#isInteger-java.lang.Class-"><code>isInteger(Class)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isInteger-java.lang.Class-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>isInteger</h4> |
| <pre>public static boolean isInteger(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> type)</pre> |
| <div class="block">Returns <code>true</code> if the given <code>type</code> is an integer type. The integer types are |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang"><code>Long</code></a>, <code>long</code>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang"><code>Integer</code></a>, <code>int</code>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Short.html?is-external=true" title="class or interface in java.lang"><code>Short</code></a>, <code>short</code>, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Byte.html?is-external=true" title="class or interface in java.lang"><code>Byte</code></a>, <code>byte</code> and <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigInteger.html?is-external=true" title="class or interface in java.math"><code>BigInteger</code></a>.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>type</code> - The type to test (may be <code>null</code>).</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><code>true</code> if <code>type</code> is an integer type.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/sis/util/Numbers.html#isFloat-java.lang.Class-"><code>isFloat(Class)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>primitiveBitCount</h4> |
| <pre>public static int primitiveBitCount(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> type) |
| throws <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></pre> |
| <div class="block">Returns the number of bits used by primitive of the specified type. |
| The given type must be a primitive type or its wrapper class.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>type</code> - The primitive type (may be <code>null</code>).</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The number of bits, or 0 if <code>type</code> is null.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if the given type is unknown.</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>primitiveToWrapper</h4> |
| <pre>public static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> primitiveToWrapper(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> type)</pre> |
| <div class="block">Changes a primitive class to its wrapper (for example <code>int</code> to <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang"><code>Integer</code></a>). |
| If the specified class is not a primitive type, then it is returned unchanged.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>type</code> - The primitive type (may be <code>null</code>).</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The type as a wrapper.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/sis/util/Numbers.html#wrapperToPrimitive-java.lang.Class-"><code>wrapperToPrimitive(Class)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>wrapperToPrimitive</h4> |
| <pre>public static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> wrapperToPrimitive(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> type)</pre> |
| <div class="block">Changes a wrapper class to its primitive (for example <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang"><code>Integer</code></a> to <code>int</code>). |
| If the specified class is not a wrapper type, then it is returned unchanged.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>type</code> - The wrapper type (may be <code>null</code>).</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The type as a primitive.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/sis/util/Numbers.html#primitiveToWrapper-java.lang.Class-"><code>primitiveToWrapper(Class)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="widestClass-java.lang.Number-java.lang.Number-"> |
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| </a> |
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| <h4>widestClass</h4> |
| <pre>public static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> widestClass(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> n1, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> n2) |
| throws <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></pre> |
| <div class="block">Returns the widest type of two numbers. Numbers <code>n1</code> and <code>n2</code> can be instance of |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Byte.html?is-external=true" title="class or interface in java.lang"><code>Byte</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Short.html?is-external=true" title="class or interface in java.lang"><code>Short</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang"><code>Integer</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang"><code>Long</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Float.html?is-external=true" title="class or interface in java.lang"><code>Float</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang"><code>Double</code></a>, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigInteger.html?is-external=true" title="class or interface in java.math"><code>BigInteger</code></a> or <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigDecimal.html?is-external=true" title="class or interface in java.math"><code>BigDecimal</code></a> types. |
| |
| <p>If one of the given argument is null, then this method returns the class of the |
| non-null argument. If both arguments are null, then this method returns <code>null</code>.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>n1</code> - The first number, or <code>null</code>.</dd> |
| <dd><code>n2</code> - The second number, or <code>null</code>.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The widest type of the given numbers, or <code>null</code> if not <code>n1</code> and <code>n2</code> are null.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - If a number is not of a known type.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/sis/util/Numbers.html#widestClass-java.lang.Number-java.lang.Number-"><code>widestClass(Number, Number)</code></a>, |
| <a href="../../../../org/apache/sis/util/Numbers.html#narrowestClass-java.lang.Number-java.lang.Number-"><code>narrowestClass(Number, Number)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="widestClass-java.lang.Class-java.lang.Class-"> |
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| <h4>widestClass</h4> |
| <pre>public static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> widestClass(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> c1, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> c2) |
| throws <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></pre> |
| <div class="block">Returns the widest of the given types. Classes <code>c1</code> and <code>c2</code> can be |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Byte.html?is-external=true" title="class or interface in java.lang"><code>Byte</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Short.html?is-external=true" title="class or interface in java.lang"><code>Short</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang"><code>Integer</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang"><code>Long</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Float.html?is-external=true" title="class or interface in java.lang"><code>Float</code></a>, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang"><code>Double</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigInteger.html?is-external=true" title="class or interface in java.math"><code>BigInteger</code></a> or <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigDecimal.html?is-external=true" title="class or interface in java.math"><code>BigDecimal</code></a> types. |
| |
| <p>If one of the given argument is null, then this method returns the non-null argument. |
| If both arguments are null, then this method returns <code>null</code>.</p> |
| |
| Example: |
| |
| <blockquote><pre><b>widestClass</b>(Short.<font color="green">class</font>, Long.<font color="green">class</font>);</pre></blockquote> |
| |
| returns <code>Long.class</code>.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>c1</code> - The first number type, or <code>null</code>.</dd> |
| <dd><code>c2</code> - The second number type, or <code>null</code>.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The widest of the given types, or <code>null</code> if both <code>c1</code> and <code>c2</code> are null.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - If one of the given types is unknown.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/sis/util/Numbers.html#widestClass-java.lang.Class-java.lang.Class-"><code>widestClass(Class, Class)</code></a>, |
| <a href="../../../../org/apache/sis/util/Numbers.html#narrowestClass-java.lang.Number-java.lang.Number-"><code>narrowestClass(Number, Number)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="narrowestClass-java.lang.Number-java.lang.Number-"> |
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| <pre>public static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> narrowestClass(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> n1, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> n2) |
| throws <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></pre> |
| <div class="block">Returns the narrowest type of two numbers. Numbers <code>n1</code> and <code>n2</code> must be instance |
| of any of <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Byte.html?is-external=true" title="class or interface in java.lang"><code>Byte</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Short.html?is-external=true" title="class or interface in java.lang"><code>Short</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang"><code>Integer</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang"><code>Long</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Float.html?is-external=true" title="class or interface in java.lang"><code>Float</code></a> |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang"><code>Double</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigInteger.html?is-external=true" title="class or interface in java.math"><code>BigInteger</code></a> or <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigDecimal.html?is-external=true" title="class or interface in java.math"><code>BigDecimal</code></a> types.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>n1</code> - The first number.</dd> |
| <dd><code>n2</code> - The second number.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The narrowest type of the given numbers.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - If a number is not of a known type.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/sis/util/Numbers.html#narrowestClass-java.lang.Class-java.lang.Class-"><code>narrowestClass(Class, Class)</code></a>, |
| <a href="../../../../org/apache/sis/util/Numbers.html#widestClass-java.lang.Class-java.lang.Class-"><code>widestClass(Class, Class)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="narrowestClass-java.lang.Class-java.lang.Class-"> |
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| <pre>public static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> narrowestClass(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> c1, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> c2) |
| throws <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></pre> |
| <div class="block">Returns the narrowest of the given types. Classes <code>c1</code> and <code>c2</code> can be |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Byte.html?is-external=true" title="class or interface in java.lang"><code>Byte</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Short.html?is-external=true" title="class or interface in java.lang"><code>Short</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang"><code>Integer</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang"><code>Long</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Float.html?is-external=true" title="class or interface in java.lang"><code>Float</code></a>, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang"><code>Double</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigInteger.html?is-external=true" title="class or interface in java.math"><code>BigInteger</code></a> or <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigDecimal.html?is-external=true" title="class or interface in java.math"><code>BigDecimal</code></a> types. |
| |
| <p>If one of the given argument is null, then this method returns the non-null argument. |
| If both arguments are null, then this method returns <code>null</code>.</p> |
| |
| Example: |
| |
| <blockquote><pre><b>narrowestClass</b>(Short.<font color="green">class</font>, Long.<font color="green">class</font>);</pre></blockquote> |
| |
| returns <code>Short.class</code>.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>c1</code> - The first number type, or <code>null</code>.</dd> |
| <dd><code>c2</code> - The second number type, or <code>null</code>.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The narrowest of the given types, or <code>null</code> if both <code>c1</code> and <code>c2</code> are null.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - If one of the given types is unknown.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/sis/util/Numbers.html#narrowestClass-java.lang.Number-java.lang.Number-"><code>narrowestClass(Number, Number)</code></a>, |
| <a href="../../../../org/apache/sis/util/Numbers.html#widestClass-java.lang.Class-java.lang.Class-"><code>widestClass(Class, Class)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>narrowestClass</h4> |
| <pre>public static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><? extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> narrowestClass(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> value)</pre> |
| <div class="block">Returns the smallest class capable to hold the specified value. |
| This method applies the following choices, in that order: |
| |
| <ul> |
| <li>If the given value is <code>null</code>, then this method returns <code>null</code>.</li> |
| <li>Otherwise if the given value can not be casted from <code>double</code> to an other type |
| without precision lost, return <code>Double.class</code>.</li> |
| <li>Otherwise if the given value can not be casted from <code>float</code> to an other type |
| without precision lost, return <code>Float.class</code>.</li> |
| <li>Otherwise if the given value is between <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Byte.html?is-external=true#MIN_VALUE" title="class or interface in java.lang">-128</a> and |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Byte.html?is-external=true#MAX_VALUE" title="class or interface in java.lang">127</a>, then this method returns <code>Byte.class</code>;</li> |
| <li>Otherwise if the given value is between <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Short.html?is-external=true#MIN_VALUE" title="class or interface in java.lang">-32768</a> and |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Short.html?is-external=true#MAX_VALUE" title="class or interface in java.lang">32767</a>, then this method returns <code>Short.class</code>;</li> |
| <li>Otherwise if the given value is between <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true#MIN_VALUE" title="class or interface in java.lang">-2147483648</a> and |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true#MAX_VALUE" title="class or interface in java.lang">2147483647</a>, then this method returns <code>Integer.class</code>;</li> |
| <li>Otherwise this method returns <code>Long.class</code>;</li> |
| </ul></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>value</code> - The value to be wrapped in a finer (if possible) <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang"><code>Number</code></a>.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The narrowest type capable to hold the given value.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/sis/util/Numbers.html#narrowestNumber-java.lang.Number-"><code>narrowestNumber(Number)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
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| <pre>public static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> narrowestNumber(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> value)</pre> |
| <div class="block">Returns the given number wrapped in the smallest class capable to hold the specified value. |
| This method is equivalent to the following code, in a slightly more efficient way: |
| |
| <blockquote><pre><font color="green">return</font> <b>cast</b>(value, <b>narrowestClass</b>(value));</pre></blockquote></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>value</code> - The value to be wrapped in a finer (if possible) <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang"><code>Number</code></a>.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The narrowest type capable to hold the given value.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/sis/util/Numbers.html#narrowestClass-java.lang.Number-"><code>narrowestClass(Number)</code></a>, |
| <a href="../../../../org/apache/sis/util/Numbers.html#cast-java.lang.Number-java.lang.Class-"><code>cast(Number, Class)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
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| <pre>public static <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> narrowestNumber(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> value) |
| throws <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/NumberFormatException.html?is-external=true" title="class or interface in java.lang">NumberFormatException</a></pre> |
| <div class="block">Returns the smallest number capable to hold the specified value.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>value</code> - The value to be wrapped in a <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang"><code>Number</code></a>.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The narrowest type capable to hold the given value.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/NumberFormatException.html?is-external=true" title="class or interface in java.lang">NumberFormatException</a></code> - if the given value can not be parsed as a number.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/sis/util/Numbers.html#narrowestNumber-java.lang.Number-"><code>narrowestNumber(Number)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="cast-java.lang.Number-java.lang.Class-"> |
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| <h4>cast</h4> |
| <pre>public static <N extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> N cast(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a> number, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><N> type) |
| throws <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></pre> |
| <div class="block">Casts a number to the specified type. The target type can be one of <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Byte.html?is-external=true" title="class or interface in java.lang"><code>Byte</code></a>, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Short.html?is-external=true" title="class or interface in java.lang"><code>Short</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang"><code>Integer</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang"><code>Long</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Float.html?is-external=true" title="class or interface in java.lang"><code>Float</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang"><code>Double</code></a>, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigInteger.html?is-external=true" title="class or interface in java.math"><code>BigInteger</code></a> or <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigDecimal.html?is-external=true" title="class or interface in java.math"><code>BigDecimal</code></a>. |
| This method makes the following choice: |
| |
| <ul> |
| <li>If the given value is <code>null</code> or an instance of the given type, then it is returned unchanged.</li> |
| <li>Otherwise if the given type is <code>Double.class</code>, then this method returns |
| <code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Double.html?is-external=true#valueOf-double-" title="class or interface in java.lang">Double.valueOf</a>(number.doubleValue())</code>;</li> |
| <li>Otherwise if the given type is <code>Float.class</code>, then this method returns |
| <code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Float.html?is-external=true#valueOf-float-" title="class or interface in java.lang">Float.valueOf</a>(number.floatValue())</code>;</li> |
| <li>And likewise for all remaining known types.</li> |
| </ul> |
| |
| This method does not verify if the given type is wide enough for the given value, |
| because the type has typically been calculated by <a href="../../../../org/apache/sis/util/Numbers.html#widestClass-java.lang.Class-java.lang.Class-"><code>widestClass(Class, Class)</code></a> |
| or <a href="../../../../org/apache/sis/util/Numbers.html#narrowestClass-java.lang.Number-"><code>narrowestClass(Number)</code></a>. If nevertheless the given type is not wide enough, |
| then the behavior depends on the implementation of the corresponding |
| <code>Number.fooValue()</code> method - typically, the value is just rounded or truncated.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>N</code> - The class to cast to.</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>number</code> - The number to cast, or <code>null</code>.</dd> |
| <dd><code>type</code> - The destination type.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The number casted to the given type, or <code>null</code> if the given value was null.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - If the given type is not one of the primitive |
| wrappers for numeric types.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="wrap-double-java.lang.Class-"> |
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| <pre>public static <N extends <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>> N wrap(double value, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><N> type) |
| throws <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></pre> |
| <div class="block">Wraps the given value in a <code>Number</code> of the specified class. |
| The given type shall be one of <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Byte.html?is-external=true" title="class or interface in java.lang"><code>Byte</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Short.html?is-external=true" title="class or interface in java.lang"><code>Short</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang"><code>Integer</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang"><code>Long</code></a>, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Float.html?is-external=true" title="class or interface in java.lang"><code>Float</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang"><code>Double</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigInteger.html?is-external=true" title="class or interface in java.math"><code>BigInteger</code></a> and <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigDecimal.html?is-external=true" title="class or interface in java.math"><code>BigDecimal</code></a> classes. |
| Furthermore, the given value shall be convertible to the given class without precision lost, |
| otherwise an <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang"><code>IllegalArgumentException</code></a> will be thrown.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>N</code> - The wrapper class.</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>value</code> - The value to wrap.</dd> |
| <dd><code>type</code> - The desired wrapper class.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The value wrapped in an object of the given class.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - If the given type is not one of the primitive |
| wrappers for numeric types, or if the given value can not be wrapped in |
| an instance of the given class without precision lost.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="valueOf-java.lang.String-java.lang.Class-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>valueOf</h4> |
| <pre>public static <T> T valueOf(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> value, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><T> type) |
| throws <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a>, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/NumberFormatException.html?is-external=true" title="class or interface in java.lang">NumberFormatException</a></pre> |
| <div class="block">Converts the specified string into a value object. The value object can be an instance of |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigDecimal.html?is-external=true" title="class or interface in java.math"><code>BigDecimal</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/math/BigInteger.html?is-external=true" title="class or interface in java.math"><code>BigInteger</code></a>, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Double.html?is-external=true" title="class or interface in java.lang"><code>Double</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Float.html?is-external=true" title="class or interface in java.lang"><code>Float</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang"><code>Long</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang"><code>Integer</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Short.html?is-external=true" title="class or interface in java.lang"><code>Short</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Byte.html?is-external=true" title="class or interface in java.lang"><code>Byte</code></a>, |
| <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Boolean.html?is-external=true" title="class or interface in java.lang"><code>Boolean</code></a>, <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Character.html?is-external=true" title="class or interface in java.lang"><code>Character</code></a> or <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang"><code>String</code></a> according the specified type. This |
| method makes the following choice: |
| |
| <ul> |
| <li>If the given type is <code>Double.class</code>, then this method returns |
| <code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Double.html?is-external=true#valueOf-java.lang.String-" title="class or interface in java.lang">Double.valueOf</a>(value)</code>;</li> |
| <li>If the given type is <code>Float.class</code>, then this method returns |
| <code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Float.html?is-external=true#valueOf-java.lang.String-" title="class or interface in java.lang">Float.valueOf</a>(value)</code>;</li> |
| <li>And likewise for all remaining known types.</li> |
| </ul></div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>T</code> - The requested type.</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>value</code> - the value to parse.</dd> |
| <dd><code>type</code> - The requested type.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The value object, or <code>null</code> if <code>value</code> was null.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if <code>type</code> is not a recognized type.</dd> |
| <dd><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/NumberFormatException.html?is-external=true" title="class or interface in java.lang">NumberFormatException</a></code> - if <code>type</code> is a subclass of <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang"><code>Number</code></a> and the |
| string value is not parsable as a number of the specified type.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="valueOfNil-java.lang.Class-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>valueOfNil</h4> |
| <pre>public static <T> T valueOfNil(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><T> type)</pre> |
| <div class="block">Returns a <code>NaN</code>, zero, empty or <code>null</code> value of the given type. This method |
| tries to return the closest value that can be interpreted as <cite>"none"</cite>, which |
| is usually not the same than <cite>"zero"</cite>. More specifically: |
| |
| <ul> |
| <li>If the given type is a floating point <strong>primitive</strong> type (<code>float</code> |
| or <code>double</code>), then this method returns <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Float.html?is-external=true#NaN" title="class or interface in java.lang"><code>Float.NaN</code></a> or <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Double.html?is-external=true#NaN" title="class or interface in java.lang"><code>Double.NaN</code></a> |
| depending on the given type.</li> |
| |
| <li>If the given type is an integer <strong>primitive</strong> type or the character type |
| (<code>long</code>, <code>int</code>, <code>short</code>, <code>byte</code> or <code>char</code>), then this |
| method returns the zero value of the given type.</li> |
| |
| <li>If the given type is the <code>boolean</code> <strong>primitive</strong> type, then this |
| method returns <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Boolean.html?is-external=true#FALSE" title="class or interface in java.lang"><code>Boolean.FALSE</code></a>.</li> |
| |
| <li>If the given type is an array or a collection, then this method returns an empty |
| array or collection. The given type is honored on a <cite>best effort</cite> basis.</li> |
| |
| <li>For all other cases, including the wrapper classes of primitive types, this method |
| returns <code>null</code>.</li> |
| </ul> |
| |
| Despite being defined in the <code>Numbers</code> class, the scope of this method has been |
| extended to array and collection types because those objects can also be seen as |
| mathematical concepts.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>T</code> - The compile-time type of the requested object.</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>type</code> - The type of the object for which to get a nil value.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>An object of the given type which represents a nil value, or <code>null</code>.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/sis/xml/NilObject.html" title="interface in org.apache.sis.xml"><code>NilObject</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getEnumConstant-java.lang.Class-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>getEnumConstant</h4> |
| <pre>public static byte getEnumConstant(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?> type)</pre> |
| <div class="block">Returns a numeric constant for the given type. |
| The constants are <a href="../../../../org/apache/sis/util/Numbers.html#BIG_DECIMAL"><code>BIG_DECIMAL</code></a>, <a href="../../../../org/apache/sis/util/Numbers.html#BIG_INTEGER"><code>BIG_INTEGER</code></a>, |
| <a href="../../../../org/apache/sis/util/Numbers.html#DOUBLE"><code>DOUBLE</code></a>, <a href="../../../../org/apache/sis/util/Numbers.html#FLOAT"><code>FLOAT</code></a>, <a href="../../../../org/apache/sis/util/Numbers.html#LONG"><code>LONG</code></a>, <a href="../../../../org/apache/sis/util/Numbers.html#INTEGER"><code>INTEGER</code></a>, |
| <a href="../../../../org/apache/sis/util/Numbers.html#SHORT"><code>SHORT</code></a>, <a href="../../../../org/apache/sis/util/Numbers.html#BYTE"><code>BYTE</code></a>, <a href="../../../../org/apache/sis/util/Numbers.html#CHARACTER"><code>CHARACTER</code></a>, <a href="../../../../org/apache/sis/util/Numbers.html#BOOLEAN"><code>BOOLEAN</code></a>, or <a href="../../../../org/apache/sis/util/Numbers.html#OTHER"><code>OTHER</code></a> |
| constants for the given type. This is a commodity for usage in <code>switch</code> statements.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>type</code> - A type (usually either a primitive type or its wrapper).</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The constant for the given type, or <a href="../../../../org/apache/sis/util/Numbers.html#OTHER"><code>OTHER</code></a> if unknown.</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
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