Package org.eclipse.jetty.util

Class ArrayUtil

java.lang.Object

org.eclipse.jetty.util.ArrayUtil

All Implemented Interfaces:

Serializable, Cloneable

public class ArrayUtil
extends Object
implements Cloneable, Serializable

Utility methods for Array manipulation

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
ArrayUtil()

Method Summary

Modifier and Type	Method	Description
static <T> T[]	add(T[] array1, T[] array2)	Add arrays
static <T> T[]	addToArray(T[] array, T item, Class<?> type)	Add element to an array
static <E> List<E>	asMutableList(E[] array)
static <T> T[]	prependToArray(T item, T[] array, Class<?> type)	Add element to the start of an array
static <T> T[]	removeFromArray(T[] array, Object item)
static <T> T[]	removeNulls(T[] array)

Methods inherited from class java.lang.Object

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

Constructor Details

ArrayUtil

public ArrayUtil()

Method Details

removeFromArray

public static <T> T[] removeFromArray(T[] array,
 Object item)

add

public static <T> T[] add(T[] array1,
 T[] array2)

Add arrays

Type Parameters:

T - the array entry type

Parameters:

array1 - An array to add to (or null)

array2 - An array to add to (or null)

Returns:

new array with contents of both arrays, or null if both arrays are null

addToArray

public static <T> T[] addToArray(T[] array,
 T item,
 Class<?> type)

Add element to an array

Type Parameters:

T - the array entry type

Parameters:

array - The array to add to (or null)

item - The item to add

type - The type of the array (in case of null array)

Returns:

new array with contents of array plus item

prependToArray

public static <T> T[] prependToArray(T item,
 T[] array,
 Class<?> type)

Add element to the start of an array

Type Parameters:

T - the array entry type

Parameters:

array - The array to add to (or null)

item - The item to add

type - The type of the array (in case of null array)

Returns:

new array with contents of array plus item

asMutableList

public static <E> List<E> asMutableList(E[] array)

Type Parameters:

E - the array entry type

Parameters:

array - Any array of object

Returns:

A new modifiable list initialised with the elements from array.

removeNulls

public static <T> T[] removeNulls(T[] array)