com.google.common.collect
Class ObjectArrays

java.lang.Object
  com.google.common.collect.ObjectArrays

public final class ObjectArrays
extends Object

Static utility methods pertaining to object arrays.

Author:

Kevin Bourrillion

Method Summary

static <T> T[]	concat(T[] first, T[] second, Class<T> type) Returns a new array of a specified type, containing the concatenated contents of the two given arrays.
static <T> T[]	emptyArray(T[] array) Returns an empty (immutable) array with the same component type as the specified array.
static <T> T[]	newArray(Class<T> type, int length) Returns a new array with the specified component type and length.

Methods inherited from class java.lang.Object

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

Method Detail

newArray

public static <T> T[] newArray(Class<T> type,
                               int length)

Returns a new array with the specified component type and length.

Parameters:

type - the component type

length - the length of the new array

emptyArray

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

Returns an empty (immutable) array with the same component type as the specified array.

Parameters:

array - the array from which to infer the component type

concat

public static <T> T[] concat(T[] first,
                             T[] second,
                             Class<T> type)

Returns a new array of a specified type, containing the concatenated contents of the two given arrays.

Parameters:

first - the first array of elements to concatenate

second - the second array of elements to concatenate

type - the component type of the returned concatenated array