ArrayUtils (Paimon : 1.2-SNAPSHOT API)

java.lang.Object
- org.apache.paimon.utils.ArrayUtils

```
public class ArrayUtils
extends Object
```
Utils for array.

Field Summary

Fields
Modifier and Type	Field and Description
`static boolean[]`	`EMPTY_BOOLEAN_ARRAY` An empty immutable `boolean` array.
`static Boolean[]`	`EMPTY_BOOLEAN_OBJECT_ARRAY` An empty immutable `Boolean` array.
`static byte[]`	`EMPTY_BYTE_ARRAY` An empty immutable `byte` array.
`static Byte[]`	`EMPTY_BYTE_OBJECT_ARRAY` An empty immutable `Byte` array.
`static double[]`	`EMPTY_DOUBLE_ARRAY` An empty immutable `double` array.
`static Double[]`	`EMPTY_DOUBLE_OBJECT_ARRAY` An empty immutable `Double` array.
`static float[]`	`EMPTY_FLOAT_ARRAY` An empty immutable `float` array.
`static Float[]`	`EMPTY_FLOAT_OBJECT_ARRAY` An empty immutable `Float` array.
`static int[]`	`EMPTY_INT_ARRAY` An empty immutable `int` array.
`static Integer[]`	`EMPTY_INTEGER_OBJECT_ARRAY` An empty immutable `Integer` array.
`static long[]`	`EMPTY_LONG_ARRAY` An empty immutable `long` array.
`static Long[]`	`EMPTY_LONG_OBJECT_ARRAY` An empty immutable `Long` array.
`static short[]`	`EMPTY_SHORT_ARRAY` An empty immutable `short` array.
`static Short[]`	`EMPTY_SHORT_OBJECT_ARRAY` An empty immutable `Short` array.
`static String[]`	`EMPTY_STRING_ARRAY` An empty immutable `String` array.

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static Boolean[]`	`toObject(boolean[] array)` Converts an array of primitive booleans to objects.
`static Byte[]`	`toObject(byte[] array)` Converts an array of primitive bytes to objects.
`static Double[]`	`toObject(double[] array)` Converts an array of primitive doubles to objects.
`static Float[]`	`toObject(float[] array)` Converts an array of primitive floats to objects.
`static Integer[]`	`toObject(int[] array)` Converts an array of primitive ints to objects.
`static Long[]`	`toObject(long[] array)` Converts an array of primitive longs to objects.
`static Short[]`	`toObject(short[] array)` Converts an array of primitive shorts to objects.
`static boolean[]`	`toPrimitiveBoolean(Object[] array)` Converts an array of object Booleans to primitives.
`static byte[]`	`toPrimitiveByte(Object[] array)` Converts an array of object Bytes to primitives.
`static double[]`	`toPrimitiveDouble(Object[] array)` Converts an array of object Doubles to primitives.
`static float[]`	`toPrimitiveFloat(Object[] array)` Converts an array of object Floats to primitives.
`static int[]`	`toPrimitiveInteger(Object[] array)` Converts an array of object Integers to primitives.
`static long[]`	`toPrimitiveLong(Object[] array)` Converts an array of object Longs to primitives.
`static short[]`	`toPrimitiveShort(Object[] array)` Converts an array of object Shorts to primitives.

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

- Field Detail
  - EMPTY_STRING_ARRAY
```
public static final String[] EMPTY_STRING_ARRAY
```
    An empty immutable String array.
  - EMPTY_LONG_ARRAY
```
public static final long[] EMPTY_LONG_ARRAY
```
    An empty immutable long array.
  - EMPTY_LONG_OBJECT_ARRAY
```
public static final Long[] EMPTY_LONG_OBJECT_ARRAY
```
    An empty immutable Long array.
  - EMPTY_INT_ARRAY
```
public static final int[] EMPTY_INT_ARRAY
```
    An empty immutable int array.
  - EMPTY_INTEGER_OBJECT_ARRAY
```
public static final Integer[] EMPTY_INTEGER_OBJECT_ARRAY
```
    An empty immutable Integer array.
  - EMPTY_SHORT_ARRAY
```
public static final short[] EMPTY_SHORT_ARRAY
```
    An empty immutable short array.
  - EMPTY_SHORT_OBJECT_ARRAY
```
public static final Short[] EMPTY_SHORT_OBJECT_ARRAY
```
    An empty immutable Short array.
  - EMPTY_BYTE_ARRAY
```
public static final byte[] EMPTY_BYTE_ARRAY
```
    An empty immutable byte array.
  - EMPTY_BYTE_OBJECT_ARRAY
```
public static final Byte[] EMPTY_BYTE_OBJECT_ARRAY
```
    An empty immutable Byte array.
  - EMPTY_DOUBLE_ARRAY
```
public static final double[] EMPTY_DOUBLE_ARRAY
```
    An empty immutable double array.
  - EMPTY_DOUBLE_OBJECT_ARRAY
```
public static final Double[] EMPTY_DOUBLE_OBJECT_ARRAY
```
    An empty immutable Double array.
  - EMPTY_FLOAT_ARRAY
```
public static final float[] EMPTY_FLOAT_ARRAY
```
    An empty immutable float array.
  - EMPTY_FLOAT_OBJECT_ARRAY
```
public static final Float[] EMPTY_FLOAT_OBJECT_ARRAY
```
    An empty immutable Float array.
  - EMPTY_BOOLEAN_ARRAY
```
public static final boolean[] EMPTY_BOOLEAN_ARRAY
```
    An empty immutable boolean array.
  - EMPTY_BOOLEAN_OBJECT_ARRAY
```
public static final Boolean[] EMPTY_BOOLEAN_OBJECT_ARRAY
```
    An empty immutable Boolean array.
- Method Detail
  - toObject
```
public static Boolean[] toObject(boolean[] array)
```
    Converts an array of primitive booleans to objects.
    This method returns null for a null input array.
    
    Parameters:
    
    array - a boolean array
    
    Returns:
    
    a Boolean array, null if null array input
  - toObject
```
public static Byte[] toObject(byte[] array)
```
    Converts an array of primitive bytes to objects.
    This method returns null for a null input array.
    
    Parameters:
    
    array - a byte array
    
    Returns:
    
    a Byte array, null if null array input
  - toObject
```
public static Double[] toObject(double[] array)
```
    Converts an array of primitive doubles to objects.
    This method returns null for a null input array.
    
    Parameters:
    
    array - a double array
    
    Returns:
    
    a Double array, null if null array input
  - toObject
```
public static Float[] toObject(float[] array)
```
    Converts an array of primitive floats to objects.
    This method returns null for a null input array.
    
    Parameters:
    
    array - a float array
    
    Returns:
    
    a Float array, null if null array input
  - toObject
```
public static Integer[] toObject(int[] array)
```
    Converts an array of primitive ints to objects.
    This method returns null for a null input array.
    
    Parameters:
    
    array - an int array
    
    Returns:
    
    an Integer array, null if null array input
  - toObject
```
public static Long[] toObject(long[] array)
```
    Converts an array of primitive longs to objects.
    This method returns null for a null input array.
    
    Parameters:
    
    array - a long array
    
    Returns:
    
    a Long array, null if null array input
  - toObject
```
public static Short[] toObject(short[] array)
```
    Converts an array of primitive shorts to objects.
    This method returns null for a null input array.
    
    Parameters:
    
    array - a short array
    
    Returns:
    
    a Short array, null if null array input
  - toPrimitiveBoolean
```
public static boolean[] toPrimitiveBoolean(Object[] array)
```
    Converts an array of object Booleans to primitives.
    This method returns null for a null input array.
    
    Parameters:
    
    array - a Boolean array, may be null
    
    Returns:
    
    a boolean array, null if null array input
    
    Throws:
    
    NullPointerException - if array content is null
  - toPrimitiveByte
```
public static byte[] toPrimitiveByte(Object[] array)
```
    Converts an array of object Bytes to primitives.
    This method returns null for a null input array.
    
    Parameters:
    
    array - a Byte array, may be null
    
    Returns:
    
    a byte array, null if null array input
    
    Throws:
    
    NullPointerException - if array content is null
  - toPrimitiveDouble
```
public static double[] toPrimitiveDouble(Object[] array)
```
    Converts an array of object Doubles to primitives.
    This method returns null for a null input array.
    
    Parameters:
    
    array - a Double array, may be null
    
    Returns:
    
    a double array, null if null array input
    
    Throws:
    
    NullPointerException - if array content is null
  - toPrimitiveFloat
```
public static float[] toPrimitiveFloat(Object[] array)
```
    Converts an array of object Floats to primitives.
    This method returns null for a null input array.
    
    Parameters:
    
    array - a Float array, may be null
    
    Returns:
    
    a float array, null if null array input
    
    Throws:
    
    NullPointerException - if array content is null
  - toPrimitiveInteger
```
public static int[] toPrimitiveInteger(Object[] array)
```
    Converts an array of object Integers to primitives.
    This method returns null for a null input array.
    
    Parameters:
    
    array - a Integer array, may be null
    
    Returns:
    
    an int array, null if null array input
    
    Throws:
    
    NullPointerException - if array content is null
  - toPrimitiveLong
```
public static long[] toPrimitiveLong(Object[] array)
```
    Converts an array of object Longs to primitives.
    This method returns null for a null input array.
    
    Parameters:
    
    array - a Long array, may be null
    
    Returns:
    
    a long array, null if null array input
    
    Throws:
    
    NullPointerException - if array content is null
  - toPrimitiveShort
```
public static short[] toPrimitiveShort(Object[] array)
```
    Converts an array of object Shorts to primitives.
    This method returns null for a null input array.
    
    Parameters:
    
    array - a Short array, may be null
    
    Returns:
    
    a byte array, null if null array input
    
    Throws:
    
    NullPointerException - if array content is null

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Class ArrayUtils

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

EMPTY_STRING_ARRAY

EMPTY_LONG_ARRAY

EMPTY_LONG_OBJECT_ARRAY

EMPTY_INT_ARRAY

EMPTY_INTEGER_OBJECT_ARRAY

EMPTY_SHORT_ARRAY

EMPTY_SHORT_OBJECT_ARRAY

EMPTY_BYTE_ARRAY

EMPTY_BYTE_OBJECT_ARRAY

EMPTY_DOUBLE_ARRAY

EMPTY_DOUBLE_OBJECT_ARRAY

EMPTY_FLOAT_ARRAY

EMPTY_FLOAT_OBJECT_ARRAY

EMPTY_BOOLEAN_ARRAY

EMPTY_BOOLEAN_OBJECT_ARRAY

Method Detail

toObject

toObject

toObject

toObject

toObject

toObject

toObject

toPrimitiveBoolean

toPrimitiveByte

toPrimitiveDouble

toPrimitiveFloat

toPrimitiveInteger

toPrimitiveLong

toPrimitiveShort

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