ArrayUtils (WebLaF core library 1.2.13 API)

java.lang.Object
- com.alee.utils.ArrayUtils

```
public final class ArrayUtils
extends Object
```
This class provides a set of utilities to work with arrays.

Author:

Mikle Garin

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static boolean`	`contains(byte data, byte[] array)` Returns whether array contains the specified byte or not.
`static boolean`	`contains(char character, char[] array)` Returns whether array contains the specified character or not.
`static boolean`	`contains(double number, double[] array)` Returns whether array contains the specified number or not.
`static boolean`	`contains(float number, float[] array)` Returns whether array contains the specified number or not.
`static boolean`	`contains(int number, int[] array)` Returns whether array contains the specified number or not.
`static boolean`	`contains(long number, long[] array)` Returns whether array contains the specified number or not.
`static boolean`	`contains(Object object, Object[] array)` Returns whether array contains the specified object or not.
`static boolean`	`contains(String text, String[] array)` Returns whether array contains the specified text or not.
`static <T> T[]`	`createArray(Class<T> classType, int length)` Returns new array with the specified component class type.
`static <T> T[]`	`createArray(T[] array, int length)` Returns new array with the component class type from the specified array.
`static boolean`	`equals(byte[] array1, byte[] array2)` Returns whether arrays are equal or not.
`static boolean`	`equals(char[] array1, char[] array2)` Returns whether arrays are equal or not.
`static boolean`	`equals(double[] array1, double[] array2)` Returns whether arrays are equal or not.
`static boolean`	`equals(float[] array1, float[] array2)` Returns whether arrays are equal or not.
`static boolean`	`equals(int[] array1, int[] array2)` Returns whether arrays are equal or not.
`static boolean`	`equals(long[] array1, long[] array2)` Returns whether arrays are equal or not.
`static boolean`	`equals(String[] array1, String[] array2)` Returns whether arrays are equal or not.
`static <T> boolean`	`equals(T[] array1, T[] array2)` Returns whether arrays are equal or not.
`static int`	`indexOf(byte data, byte[] array)` Returns index of specified byte in array.
`static int`	`indexOf(char character, char[] array)` Returns index of specified character in array.
`static int`	`indexOf(double number, double[] array)` Returns index of specified double in array.
`static int`	`indexOf(float number, float[] array)` Returns index of specified float in array.
`static int`	`indexOf(int number, int[] array)` Returns index of specified int in array.
`static int`	`indexOf(long number, long[] array)` Returns index of specified long in array.
`static int`	`indexOf(Object object, Object[] array)` Returns index of specified object in array.
`static int`	`indexOf(String text, String[] array)` Returns index of specified text in array.
`static int`	`indexOf(String text, String[] array, boolean ignoreCase)` Returns index of specified text in array.
`static boolean[]`	`insert(boolean[] array, int index, boolean object)` Returns new array with boolean inserted at the specified index.
`static byte[]`	`insert(byte[] array, int index, byte object)` Returns new array with byte inserted at the specified index.
`static char[]`	`insert(char[] array, int index, char object)` Returns new array with char inserted at the specified index.
`static double[]`	`insert(double[] array, int index, double object)` Returns new array with double inserted at the specified index.
`static float[]`	`insert(float[] array, int index, float object)` Returns new array with float inserted at the specified index.
`static int[]`	`insert(int[] array, int index, int object)` Returns new array with int inserted at the specified index.
`static <T> T[]`	`insert(T[] array, int index, T object)` Returns new array with object inserted at the specified index.
`static <T> boolean`	`isEmpty(T... data)` Returns whether or not data is empty.
`static int`	`lastIndexOf(Object object, Object[] array)` Returns last index of specified object in array.
`static <T> boolean`	`notEmpty(T... data)` Returns whether or not data is empty.
`static boolean[]`	`remove(boolean[] array, int index)` Returns new array with the boolean under specified index removed.
`static byte[]`	`remove(byte[] array, int index)` Returns new array with the byte under specified index removed.
`static char[]`	`remove(char[] array, int index)` Returns new array with the char under specified index removed.
`static double[]`	`remove(double[] array, int index)` Returns new array with the double under specified index removed.
`static float[]`	`remove(float[] array, int index)` Returns new array with the float under specified index removed.
`static int[]`	`remove(int[] array, int index)` Returns new array with the int under specified index removed.
`static <T> T[]`	`remove(T[] array, int index)` Returns new array with the object under specified index removed.
`static <T> T[]`	`remove(T[] array, T object)` Returns new array with the specified object removed.
`static <T> T`	`roundRobin(int index, T... items)` Returns item from the array at the specified index.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

isEmpty
```
public static <T> boolean isEmpty(@Nullable
                                  T... data)
```
Returns whether or not data is empty.

Type Parameters:

T - data type

Parameters:

data - data

Returns:

true if data is empty, false otherwise

notEmpty
```
public static <T> boolean notEmpty(@Nullable
                                   T... data)
```
Returns whether or not data is empty.

Type Parameters:

T - data type

Parameters:

data - data

Returns:

true if data is not empty, false otherwise

contains

public static boolean contains(int number,
                               @NotNull
                               int[] array)

Returns whether array contains the specified number or not.

Parameters:: number - number to find; array - array to process
Returns:: true if array contains the specified number, false otherwise

contains

public static boolean contains(long number,
                               @NotNull
                               long[] array)

Returns whether array contains the specified number or not.

Parameters:: number - number to find; array - array to process
Returns:: true if array contains the specified number, false otherwise

contains

public static boolean contains(float number,
                               @NotNull
                               float[] array)

Returns whether array contains the specified number or not.

Parameters:: number - number to find; array - array to process
Returns:: true if array contains the specified number, false otherwise

contains

public static boolean contains(double number,
                               @NotNull
                               double[] array)

Returns whether array contains the specified number or not.

Parameters:: number - number to find; array - array to process
Returns:: true if array contains the specified number, false otherwise

contains
```
public static boolean contains(char character,
                               @NotNull
                               char[] array)
```
Returns whether array contains the specified character or not.

Parameters:

character - character to find

array - array to process

Returns:

true if array contains the specified character, false otherwise

contains

public static boolean contains(byte data,
                               @NotNull
                               byte[] array)

Returns whether array contains the specified byte or not.

Parameters:: data - byte to find; array - array to process
Returns:: true if array contains the specified byte, false otherwise

contains

public static boolean contains(@Nullable
                               String text,
                               @NotNull
                               String[] array)

Returns whether array contains the specified text or not.

Parameters:: text - text to find; array - array to process
Returns:: true if array contains the specified text, false otherwise

contains

public static boolean contains(@Nullable
                               Object object,
                               @NotNull
                               Object[] array)

Returns whether array contains the specified object or not.

Parameters:: object - object to find; array - array to process
Returns:: true if array contains the specified object, false otherwise

indexOf

public static int indexOf(int number,
                          @NotNull
                          int[] array)

Returns index of specified int in array.

Parameters:: number - int to find; array - array to process
Returns:: index of specified int in array

indexOf

public static int indexOf(long number,
                          @NotNull
                          long[] array)

Returns index of specified long in array.

Parameters:: number - long to find; array - array to process
Returns:: index of specified long in array

indexOf

public static int indexOf(float number,
                          @NotNull
                          float[] array)

Returns index of specified float in array.

Parameters:: number - float to find; array - array to process
Returns:: index of specified float in array

indexOf

public static int indexOf(double number,
                          @NotNull
                          double[] array)

Returns index of specified double in array.

Parameters:: number - double to find; array - array to process
Returns:: index of specified double in array

indexOf

public static int indexOf(char character,
                          @NotNull
                          char[] array)

Returns index of specified character in array.

Parameters:: character - character to find; array - array to process
Returns:: index of specified character in array

indexOf

public static int indexOf(byte data,
                          @NotNull
                          byte[] array)

Returns index of specified byte in array.

Parameters:: data - byte to find; array - array to process
Returns:: index of specified byte in array

indexOf

public static int indexOf(@Nullable
                          String text,
                          @NotNull
                          String[] array)

Returns index of specified text in array.

Parameters:: text - text to find; array - array to process
Returns:: index of specified text in array

indexOf

public static int indexOf(@Nullable
                          String text,
                          @NotNull
                          String[] array,
                          boolean ignoreCase)

Returns index of specified text in array.

Parameters:: text - text to find; array - array to process; ignoreCase - whether ignore text case or not
Returns:: index of specified text in array

indexOf

public static int indexOf(@Nullable
                          Object object,
                          @NotNull
                          Object[] array)

Returns index of specified object in array.

Parameters:: object - object to find; array - array to process
Returns:: index of specified object in array

lastIndexOf

public static int lastIndexOf(@Nullable
                              Object object,
                              @NotNull
                              Object[] array)

Returns last index of specified object in array.

Parameters:: object - object to find; array - array to process
Returns:: last index of specified object in array

remove

@NotNull
public static <T> T[] remove(@NotNull
                                      T[] array,
                                      @Nullable
                                      T object)

Returns new array with the specified object removed.

Type Parameters:: T - data type
Parameters:: array - array to process; object - object to remove
Returns:: new array with the specified object removed

remove
```
@NotNull
public static int[] remove(@NotNull
                                    int[] array,
                                    int index)
```
Returns new array with the int under specified index removed.

Parameters:

array - array to process

index - index of int to remove

Returns:

new array with the int under specified index removed

remove
```
@NotNull
public static float[] remove(@NotNull
                                      float[] array,
                                      int index)
```
Returns new array with the float under specified index removed.

Parameters:

array - array to process

index - index of float to remove

Returns:

new array with the float under specified index removed

remove
```
@NotNull
public static double[] remove(@NotNull
                                       double[] array,
                                       int index)
```
Returns new array with the double under specified index removed.

Parameters:

array - array to process

index - index of double to remove

Returns:

new array with the double under specified index removed

remove
```
@NotNull
public static char[] remove(@NotNull
                                     char[] array,
                                     int index)
```
Returns new array with the char under specified index removed.

Parameters:

array - array to process

index - index of char to remove

Returns:

new array with the char under specified index removed

remove
```
@NotNull
public static byte[] remove(@NotNull
                                     byte[] array,
                                     int index)
```
Returns new array with the byte under specified index removed.

Parameters:

array - array to process

index - index of byte to remove

Returns:

new array with the byte under specified index removed

remove

@NotNull
public static boolean[] remove(@NotNull
                                        boolean[] array,
                                        int index)

Returns new array with the boolean under specified index removed.

Parameters:: array - array to process; index - index of boolean to remove
Returns:: new array with the boolean under specified index removed

remove
```
@NotNull
public static <T> T[] remove(@NotNull
                                      T[] array,
                                      int index)
```
Returns new array with the object under specified index removed.

Type Parameters:

T - data type

Parameters:

array - array to process

index - index of object to remove

Returns:

new array with the object under specified index removed

insert

@NotNull
public static int[] insert(@NotNull
                                    int[] array,
                                    int index,
                                    int object)

Returns new array with int inserted at the specified index.

Parameters:: array - array to process; index - insert index; object - int to insert
Returns:: new array with int inserted at the specified index

insert

@NotNull
public static float[] insert(@NotNull
                                      float[] array,
                                      int index,
                                      float object)

Returns new array with float inserted at the specified index.

Parameters:: array - array to process; index - insert index; object - float to insert
Returns:: new array with float inserted at the specified index

insert

@NotNull
public static double[] insert(@NotNull
                                       double[] array,
                                       int index,
                                       double object)

Returns new array with double inserted at the specified index.

Parameters:: array - array to process; index - insert index; object - double to insert
Returns:: new array with double inserted at the specified index

insert

@NotNull
public static char[] insert(@NotNull
                                     char[] array,
                                     int index,
                                     char object)

Returns new array with char inserted at the specified index.

Parameters:: array - array to process; index - insert index; object - char to insert
Returns:: new array with char inserted at the specified index

insert

@NotNull
public static byte[] insert(@NotNull
                                     byte[] array,
                                     int index,
                                     byte object)

Returns new array with byte inserted at the specified index.

Parameters:: array - array to process; index - insert index; object - byte to insert
Returns:: new array with byte inserted at the specified index

insert

@NotNull
public static boolean[] insert(@NotNull
                                        boolean[] array,
                                        int index,
                                        boolean object)

Returns new array with boolean inserted at the specified index.

Parameters:: array - array to process; index - insert index; object - boolean to insert
Returns:: new array with boolean inserted at the specified index

insert

@NotNull
public static <T> T[] insert(@NotNull
                                      T[] array,
                                      int index,
                                      @Nullable
                                      T object)

Returns new array with object inserted at the specified index.

Type Parameters:: T - data type
Parameters:: array - array to process; index - insert index; object - object to insert
Returns:: new array with object inserted at the specified index

createArray
```
@NotNull
public static <T> T[] createArray(@NotNull
                                           T[] array,
                                           int length)
```
Returns new array with the component class type from the specified array.

Type Parameters:

T - data type

Parameters:

array - array to retrieve class type from

length - array length

Returns:

new array with the component class type from the specified array

createArray

@NotNull
public static <T> T[] createArray(@NotNull
                                           Class<T> classType,
                                           int length)

Returns new array with the specified component class type.

Type Parameters:: T - data type
Parameters:: classType - component class type; length - array length
Returns:: new array with the specified component class type