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| <h2 title="Class ArrayUtil" class="title">Class ArrayUtil</h2> |
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| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
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| <pre>public class <span class="typeNameLabel">ArrayUtil</span> |
| extends java.lang.Object</pre> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>static boolean[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#EMPTY_BOOLEAN_ARRAY">EMPTY_BOOLEAN_ARRAY</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#EMPTY_BYTE_ARRAY">EMPTY_BYTE_ARRAY</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static double[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#EMPTY_DOUBLE_ARRAY">EMPTY_DOUBLE_ARRAY</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static float[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#EMPTY_FLOAT_ARRAY">EMPTY_FLOAT_ARRAY</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static int[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#EMPTY_INT_ARRAY">EMPTY_INT_ARRAY</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static long[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#EMPTY_LONG_ARRAY">EMPTY_LONG_ARRAY</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static short[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#EMPTY_SHORT_ARRAY">EMPTY_SHORT_ARRAY</a></span></code> </td> |
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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> |
| <th class="colLast" scope="col">Method and Description</th> |
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| <td class="colFirst"><code>static <T> T[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#add-T:A-T-">add</a></span>(T[] array, |
| T element)</code> |
| <div class="block">Copies the given array and adds the given element at the end of the new array.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static int[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#toIntArray-java.util.List-">toIntArray</a></span>(java.util.List<java.lang.Integer> ints)</code> </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static java.util.List<java.lang.Integer></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#toIntList-int:A-">toIntList</a></span>(int[] ints)</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static long[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#toLongArray-java.util.List-">toLongArray</a></span>(java.util.List<java.lang.Long> longs)</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static java.util.List<java.lang.Long></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#toLongList-long:A-">toLongList</a></span>(long[] longs)</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static boolean[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#toPrimitive-java.lang.Boolean:A-">toPrimitive</a></span>(java.lang.Boolean[] array)</code> |
| <div class="block">Converts an array of object Booleans to primitives.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#toPrimitive-java.lang.Byte:A-">toPrimitive</a></span>(java.lang.Byte[] array)</code> |
| <div class="block">Converts an array of object Bytes to primitives.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>static double[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#toPrimitive-java.lang.Double:A-">toPrimitive</a></span>(java.lang.Double[] array)</code> |
| <div class="block">Converts an array of object Doubles to primitives.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>static float[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#toPrimitive-java.lang.Float:A-">toPrimitive</a></span>(java.lang.Float[] array)</code> |
| <div class="block">Converts an array of object Floats to primitives.</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/iceberg/util/ArrayUtil.html#toPrimitive-java.lang.Integer:A-">toPrimitive</a></span>(java.lang.Integer[] array)</code> |
| <div class="block">Converts an array of object Integers to primitives.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>static long[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#toPrimitive-java.lang.Long:A-">toPrimitive</a></span>(java.lang.Long[] array)</code> |
| <div class="block">Converts an array of object Longs to primitives.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>static short[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/iceberg/util/ArrayUtil.html#toPrimitive-java.lang.Short:A-">toPrimitive</a></span>(java.lang.Short[] array)</code> |
| <div class="block">Converts an array of object Shorts to primitives.</div> |
| </td> |
| </tr> |
| </table> |
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| <li class="blockList"><a name="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
| </ul> |
| </li> |
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| <h4>EMPTY_BOOLEAN_ARRAY</h4> |
| <pre>public static final boolean[] EMPTY_BOOLEAN_ARRAY</pre> |
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| <pre>public static final byte[] EMPTY_BYTE_ARRAY</pre> |
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| <pre>public static final short[] EMPTY_SHORT_ARRAY</pre> |
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| <pre>public static final int[] EMPTY_INT_ARRAY</pre> |
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| <h4>toIntList</h4> |
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| <h4>toPrimitive</h4> |
| <pre>public static boolean[] toPrimitive(java.lang.Boolean[] array)</pre> |
| <div class="block">Converts an array of object Booleans to primitives. |
| |
| <p>This method returns <code>null</code> for a <code>null</code> input array. |
| |
| <p>This code is borrowed from `org.apache.commons:commons-lang3`.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>array</code> - a <code>Boolean</code> array, may be <code>null</code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a <code>boolean</code> array, <code>null</code> if null array input</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.NullPointerException</code> - if array content is <code>null</code></dd> |
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| <h4>toPrimitive</h4> |
| <pre>public static byte[] toPrimitive(java.lang.Byte[] array)</pre> |
| <div class="block">Converts an array of object Bytes to primitives. |
| |
| <p>This method returns <code>null</code> for a <code>null</code> input array. |
| |
| <p>This code is borrowed from `org.apache.commons:commons-lang3`.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>array</code> - a <code>Byte</code> array, may be <code>null</code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a <code>byte</code> array, <code>null</code> if null array input</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.NullPointerException</code> - if array content is <code>null</code></dd> |
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| <h4>toPrimitive</h4> |
| <pre>public static short[] toPrimitive(java.lang.Short[] array)</pre> |
| <div class="block">Converts an array of object Shorts to primitives. |
| |
| <p>This method returns <code>null</code> for a <code>null</code> input array. |
| |
| <p>This code is borrowed from `org.apache.commons:commons-lang3`.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>array</code> - a <code>Short</code> array, may be <code>null</code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a <code>byte</code> array, <code>null</code> if null array input</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.NullPointerException</code> - if array content is <code>null</code></dd> |
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| <h4>toPrimitive</h4> |
| <pre>public static int[] toPrimitive(java.lang.Integer[] array)</pre> |
| <div class="block">Converts an array of object Integers to primitives. |
| |
| <p>This method returns <code>null</code> for a <code>null</code> input array. |
| |
| <p>This code is borrowed from `org.apache.commons:commons-lang3`.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>array</code> - a <code>Integer</code> array, may be <code>null</code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an <code>int</code> array, <code>null</code> if null array input</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.NullPointerException</code> - if array content is <code>null</code></dd> |
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| <h4>toPrimitive</h4> |
| <pre>public static long[] toPrimitive(java.lang.Long[] array)</pre> |
| <div class="block">Converts an array of object Longs to primitives. |
| |
| <p>This method returns <code>null</code> for a <code>null</code> input array. |
| |
| <p>This code is borrowed from `org.apache.commons:commons-lang3`.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>array</code> - a <code>Long</code> array, may be <code>null</code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a <code>long</code> array, <code>null</code> if null array input</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.NullPointerException</code> - if array content is <code>null</code></dd> |
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| <h4>toPrimitive</h4> |
| <pre>public static float[] toPrimitive(java.lang.Float[] array)</pre> |
| <div class="block">Converts an array of object Floats to primitives. |
| |
| <p>This method returns <code>null</code> for a <code>null</code> input array. |
| |
| <p>This code is borrowed from `org.apache.commons:commons-lang3`.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>array</code> - a <code>Float</code> array, may be <code>null</code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a <code>float</code> array, <code>null</code> if null array input</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.NullPointerException</code> - if array content is <code>null</code></dd> |
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| <h4>toPrimitive</h4> |
| <pre>public static double[] toPrimitive(java.lang.Double[] array)</pre> |
| <div class="block">Converts an array of object Doubles to primitives. |
| |
| <p>This method returns <code>null</code> for a <code>null</code> input array. |
| |
| <p>This code is borrowed from `org.apache.commons:commons-lang3`.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>array</code> - a <code>Double</code> array, may be <code>null</code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a <code>double</code> array, <code>null</code> if null array input</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.NullPointerException</code> - if array content is <code>null</code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="add-java.lang.Object:A-java.lang.Object-"> |
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| <h4>add</h4> |
| <pre>public static <T> T[] add(T[] array, |
| T element)</pre> |
| <div class="block">Copies the given array and adds the given element at the end of the new array. |
| |
| <p>The new array contains the same elements of the input array plus the given element in the |
| last position. The component type of the new array is the same as that of the input array. |
| |
| <p>If the input array is <code>null</code>, a new one element array is returned whose component type |
| is the same as the element, unless the element itself is null, in which case the return type is |
| Object[] |
| |
| <pre> |
| ArrayUtils.add(null, null) = IllegalArgumentException |
| ArrayUtils.add(null, "a") = ["a"] |
| ArrayUtils.add(["a"], null) = ["a", null] |
| ArrayUtils.add(["a"], "b") = ["a", "b"] |
| ArrayUtils.add(["a", "b"], "c") = ["a", "b", "c"] |
| </pre> |
| |
| This code is borrowed from `org.apache.commons:commons-lang3`.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>T</code> - the component type of the array</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>array</code> - the array to "add" the element to, may be <code>null</code></dd> |
| <dd><code>element</code> - the object to add, may be <code>null</code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>A new array containing the existing elements plus the new element The returned array |
| type will be that of the input array (unless null), in which case it will have the same |
| type as the element. If both are null, an IllegalArgumentException is thrown</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>java.lang.IllegalArgumentException</code> - if both arguments are null</dd> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>2.1</dd> |
| </dl> |
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