org.apache.ignite.internal.util

Class GridArrays

java.lang.Object

org.apache.ignite.internal.util.GridArrays

public final class GridArrays
extends Object

Utility methods to work with arrays.

Method Summary

Methods

Modifier and Type	Method and Description
static void	clearTail(Object[] arr, int fromIdx) Nullify array elements from the given index until the first null element (assuming that after the first null tail is already cleared).
static long[]	remove(long[] arr, int idx)
static <T> T[]	remove(T[] arr, int idx)
static <T> T[]	set(T[] arr, int idx, T o) Set element to the array at the given index.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

set

public static <T> T[] set(T[] arr,
          int idx,
          T o)

Set element to the array at the given index. Grows the array if needed.

Parameters:

arr - Array.

idx - Index.

o - Object.

Returns:

The given or grown array.

remove

public static <T> T[] remove(T[] arr,
             int idx)

Parameters:

arr - Array.

idx - Index to remove.

Returns:

Smaller array.

remove

public static long[] remove(long[] arr,
            int idx)

Parameters:

arr - Array.

idx - Index to remove.

Returns:

Smaller array.

clearTail

public static void clearTail(Object[] arr,
             int fromIdx)

Nullify array elements from the given index until the first null element (assuming that after the first null tail is already cleared).

Parameters:

arr - Array.

fromIdx - From index (including).