org.springframework.data.gemfire.util

Class ArrayUtils

java.lang.Object

org.springframework.data.gemfire.util.ArrayUtils

public abstract class ArrayUtils
extends Object

The ArrayUtils class is a utility class for working with Object arrays.

See Also:

Array

Constructor Summary

Constructors

Constructor and Description
ArrayUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static Object[]	insert(Object[] originalArray, int position, Object element) Insert an element into the given array at position (index).
static boolean	isEmpty(Object... array) Determines whether the given array is empty or not.
static int	length(Object... array) Null-safe operation to determine an array's length.
static Object[]	remove(Object[] originalArray, int position) Remove an element from the given array at position (index).

Methods inherited from class java.lang.Object

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

Constructor Detail

ArrayUtils

public ArrayUtils()

Method Detail

insert

public static Object[] insert(Object[] originalArray,
              int position,
              Object element)

Insert an element into the given array at position (index). The element is inserted at the given position and all elements afterwards are moved to the right.

Parameters:

originalArray - the array in which to insert the element.

position - an integer index (position) at which to insert the element in the array.

element - the element to insert into the array.

Returns:

a new array with the element inserted at position.

See Also:

System.arraycopy(Object, int, Object, int, int), Array.newInstance(Class, int)

isEmpty

public static boolean isEmpty(Object... array)

Determines whether the given array is empty or not.

Parameters:

array - the array to evaluate for emptiness.

Returns:

a boolean value indicating whether the given array is empty.

See Also:

length(Object...)

length

public static int length(Object... array)

Null-safe operation to determine an array's length.

Parameters:

array - the array to determine it's length.

Returns:

the length of the given array or 0 if the array reference is null.

remove

public static Object[] remove(Object[] originalArray,
              int position)

Remove an element from the given array at position (index). The element is removed at the specified position and all remaining elements are shifted to the left.

Parameters:

originalArray - the array from which to remove the element.

position - the integer index (position) indicating the element to remove from the array.

Returns:

a new array with the element at position in the originalArray removed.

See Also:

System.arraycopy(Object, int, Object, int, int), Array.newInstance(Class, int)