com.sun.appserv.management.util.misc
Class ArrayUtil

java.lang.Object
  com.sun.appserv.management.util.misc.ArrayUtil

public final class ArrayUtil
extends Object

Provides: - utility to check for equality

Method Summary

static boolean	arrayContainsNulls(Object[] array)
static boolean	arraysEqual(Object array1, Object array2)
static <T> T[]	newArray(Class<T> theClass, int numItems)
static <T> T[]	newArray(T[] items, int startIndex, int numItems) Create a new array from the original.
static <T> T[]	newArray(T[] items, T item) Create a new array consisting of an original array, and a single new item.
static <T> T[]	newArray(T[] items1, T[] items2) Create a new array consisting of originals and new.

Methods inherited from class java.lang.Object

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

Method Detail

arraysEqual

public static boolean arraysEqual(Object array1,
                                  Object array2)

arrayContainsNulls

public static boolean arrayContainsNulls(Object[] array)

newArray

public static <T> T[] newArray(Class<T> theClass,
                               int numItems)

newArray

public static <T> T[] newArray(T[] items,
                               int startIndex,
                               int numItems)

Create a new array from the original.

Parameters:

items - the original array

startIndex - index of the first item

numItems -

Returns:

an array of the same type, containing numItems items

newArray

public static <T> T[] newArray(T[] items1,
                               T[] items2)

Create a new array consisting of originals and new.

Parameters:

items1 - 1st array

items2 - 2nd array

Returns:

an array of the same type as items1, its elements first

newArray

public static <T> T[] newArray(T[] items,
                               T item)

Create a new array consisting of an original array, and a single new item.

Parameters:

items - an array

item - an item to append

Returns:

an array of the same type as items1, its elements first