Package org.apache.dubbo.common.utils

Class ArrayUtils

java.lang.Object

org.apache.dubbo.common.utils.ArrayUtils

public final class ArrayUtils
extends Object

Contains some methods to check array.

Method Summary

Modifier and Type	Method	Description
static boolean	contains(String[] array, String valueToFind)
static <T> T	first(T[] data)
static int	indexOf(String[] array, String valueToFind, int startIndex)
static boolean	isEmpty(Object[] array)	Checks if the array is null or empty.
static boolean	isNotEmpty(Object[] array)	Checks if the array is not null or empty.
static <T> T[]	of(T... values)	Convert from variable arguments to array

Methods inherited from class java.lang.Object

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

Method Details

isEmpty

public static boolean isEmpty(Object[] array)

Checks if the array is null or empty.

Parameters:

array - th array to check

Returns:

true if the array is null or empty.

isNotEmpty

public static boolean isNotEmpty(Object[] array)

Checks if the array is not null or empty.

Parameters:

array - th array to check

Returns:

true if the array is not null or empty.

contains

public static boolean contains(String[] array,
 String valueToFind)

indexOf

public static int indexOf(String[] array,
 String valueToFind,
 int startIndex)

of

public static <T> T[] of(T... values)

Convert from variable arguments to array

Type Parameters:

T - The class

Parameters:

values - variable arguments

Returns:

array

Since:

2.7.9

first

public static <T> T first(T[] data)