ArrayUtils (Molindo Utils 2.0.3 API)

java.lang.Object
- at.molindo.utils.collections.ArrayUtils

```
public class ArrayUtils
extends Object
```

Constructor Summary

Constructors
Constructor and Description

ArrayUtils()

Constructors
Constructor and Description
`ArrayUtils()`

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static <T> T[]`	`append(T[] a, T o)` appends an object to an array
`static boolean`	`empty(byte[] a)`
`static boolean`	`empty(char[] a)`
`static boolean`	`empty(double[] a)`
`static boolean`	`empty(float[] a)`
`static boolean`	`empty(int[] a)`
`static boolean`	`empty(long[] a)`
`static boolean`	`empty(short[] a)`
`static <T> boolean`	`empty(T[] a)`
`static boolean`	`equals(byte[] a, byte[] a2, int off, int len)`
`static byte`	`first(byte[] a)`
`static char`	`first(char[] a)`
`static double`	`first(double[] a)`
`static float`	`first(float[] a)`
`static int`	`first(int[] a)`
`static long`	`first(long[] a)`
`static short`	`first(short[] a)`
`static <T> T`	`first(T[] a)`
`static byte`	`get(byte[] a, int i)`
`static byte`	`get(byte[] a, int i, byte defaultValue)`
`static char`	`get(char[] a, int i)`
`static char`	`get(char[] a, int i, char defaultValue)`
`static double`	`get(double[] a, int i)`
`static double`	`get(double[] a, int i, double defaultValue)`
`static float`	`get(float[] a, int i)`
`static float`	`get(float[] a, int i, float defaultValue)`
`static int`	`get(int[] a, int i)`
`static int`	`get(int[] a, int i, int defaultValue)`
`static long`	`get(long[] a, int i)`
`static long`	`get(long[] a, int i, long defaultValue)`
`static short`	`get(short[] a, int i)`
`static short`	`get(short[] a, int i, short defaultValue)`
`static <T> T`	`get(T[] a, int i)`
`static <T> T`	`get(T[] a, int i, T defaultValue)`
`static <T> Iterable<T>`	`iterable(T... a)`
`static <T> Iterator<T>`	`iterator(T... a)`
`static byte`	`last(byte[] a)`
`static char`	`last(char[] a)`
`static double`	`last(double[] a)`
`static float`	`last(float[] a)`
`static int`	`last(int[] a)`
`static long`	`last(long[] a)`
`static short`	`last(short[] a)`
`static <T> T`	`last(T[] a)`
`static int`	`length(byte[] a)`
`static int`	`length(char[] a)`
`static int`	`length(double[] a)`
`static int`	`length(float[] a)`
`static int`	`length(int[] a)`
`static int`	`length(long[] a)`
`static int`	`length(short[] a)`
`static <T> int`	`length(T[] a)`
`static Iterable<Object>`	`toIterable(Object array)`

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

equals

public static boolean equals(byte[] a,
                             byte[] a2,
                             int off,
                             int len)

empty
```
public static <T> boolean empty(T[] a)
```
Returns:

true if a is not null and a.length > 0

empty
```
public static boolean empty(byte[] a)
```
Returns:

true if a is not null and a.length > 0

empty
```
public static boolean empty(int[] a)
```
Returns:

true if a is not null and a.length > 0

empty
```
public static boolean empty(short[] a)
```
Returns:

true if a is not null and a.length > 0

empty
```
public static boolean empty(long[] a)
```
Returns:

true if a is not null and a.length > 0

empty
```
public static boolean empty(float[] a)
```
Returns:

true if a is not null and a.length > 0

empty
```
public static boolean empty(double[] a)
```
Returns:

true if a is not null and a.length > 0

empty
```
public static boolean empty(char[] a)
```
Returns:

true if a is not null and a.length > 0

first
```
public static <T> T first(T[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

first
```
public static byte first(byte[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

first
```
public static int first(int[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

first
```
public static short first(short[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

first
```
public static long first(long[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

first
```
public static float first(float[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

first
```
public static double first(double[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

first
```
public static char first(char[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

last
```
public static <T> T last(T[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

last
```
public static byte last(byte[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

last
```
public static int last(int[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

last
```
public static short last(short[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

last
```
public static long last(long[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

last
```
public static float last(float[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

last
```
public static double last(double[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

last
```
public static char last(char[] a)
```
Returns:

a[0] if array isn't empty

See Also:

empty(Object[])

length
```
public static <T> int length(T[] a)
```
Returns:

null-safe length of array

length
```
public static int length(byte[] a)
```
Returns:

null-safe length of array

length
```
public static int length(int[] a)
```
Returns:

null-safe length of array

length
```
public static int length(short[] a)
```
Returns:

null-safe length of array

length
```
public static int length(long[] a)
```
Returns:

null-safe length of array

length
```
public static int length(float[] a)
```
Returns:

null-safe length of array

length
```
public static int length(double[] a)
```
Returns:

null-safe length of array

length
```
public static int length(char[] a)
```
Returns:

null-safe length of array

get
```
public static <T> T get(T[] a,
                        int i)
```
Returns:

a[i] if it exists null

See Also:

get(Object[], int, Object)

get

public static <T> T get(T[] a,
                        int i,
                        T defaultValue)

Returns:: a[i] if it exists, defaultValue otherwise
See Also:: length(Object[])

get

public static byte get(byte[] a,
                       int i)

Returns:: a[i] if it exists null
See Also:: get(byte[], int, byte)

get

public static byte get(byte[] a,
                       int i,
                       byte defaultValue)

Returns:: a[i] if it exists, defaultValue otherwise
See Also:: length(Object[])

get

public static int get(int[] a,
                      int i)

Returns:: a[i] if it exists null
See Also:: get(int[], int, int)

get

public static int get(int[] a,
                      int i,
                      int defaultValue)

Returns:: a[i] if it exists, defaultValue otherwise
See Also:: length(Object[])

get

public static short get(short[] a,
                        int i)

Returns:: a[i] if it exists null
See Also:: #get(short[], int, byte)

get

public static short get(short[] a,
                        int i,
                        short defaultValue)

Returns:: a[i] if it exists, defaultValue otherwise
See Also:: length(Object[])

get

public static long get(long[] a,
                       int i)

Returns:: a[i] if it exists null
See Also:: #get(long[], int, byte)

get

public static long get(long[] a,
                       int i,
                       long defaultValue)

Returns:: a[i] if it exists, defaultValue otherwise
See Also:: length(Object[])

get

public static float get(float[] a,
                        int i)

Returns:: a[i] if it exists null
See Also:: #get(float[], int, byte)

get

public static float get(float[] a,
                        int i,
                        float defaultValue)

Returns:: a[i] if it exists, defaultValue otherwise
See Also:: length(Object[])

get

public static double get(double[] a,
                         int i)

Returns:: a[i] if it exists null
See Also:: #get(double[], int, byte)

get

public static double get(double[] a,
                         int i,
                         double defaultValue)

Returns:: a[i] if it exists, defaultValue otherwise
See Also:: length(Object[])

get

public static char get(char[] a,
                       int i)

Returns:: a[i] if it exists null
See Also:: #get(char[], int, byte)

get

public static char get(char[] a,
                       int i,
                       char defaultValue)

Returns:: a[i] if it exists, defaultValue otherwise
See Also:: length(Object[])

iterable

public static <T> Iterable<T> iterable(T... a)

iterator

public static <T> Iterator<T> iterator(T... a)

toIterable

public static Iterable<Object> toIterable(Object array)

append
```
public static <T> T[] append(T[] a,
                             T o)
```
appends an object to an array

Type Parameters:

T -

Parameters:

a -

o -

Returns:

Class ArrayUtils

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

ArrayUtils

Method Detail

equals

empty

empty

empty

empty

empty

empty

empty

empty

first

first

first

first

first

first

first

first

last

last

last

last

last

last

last

last

length

length

length

length

length

length

length

length

get

get

get

get

get

get

get

get

get

get

get

get

get

get

get

get

iterable

iterator

toIterable

append