OpenJDK 1.22 · java.lang.reflect.Array · APIdia, the JavaDoc alternative

Access	Constructor and Description
private	Array() Constructor.

Method Summary

Modifier and Type	Method and Description
public static native Object	Returns: the (possibly wrapped) value of the indexed component in the specified array get(Object the array array, int the index index) Returns the value of the indexed component in the specified array object.
public static native boolean	Returns: the value of the indexed component in the specified array getBoolean(Object the array array, int the index index) Returns the value of the indexed component in the specified array object, as a `boolean`.
public static native byte	Returns: the value of the indexed component in the specified array getByte(Object the array array, int the index index) Returns the value of the indexed component in the specified array object, as a `byte`.
public static native char	Returns: the value of the indexed component in the specified array getChar(Object the array array, int the index index) Returns the value of the indexed component in the specified array object, as a `char`.
public static native double	Returns: the value of the indexed component in the specified array getDouble(Object the array array, int the index index) Returns the value of the indexed component in the specified array object, as a `double`.
public static native float	Returns: the value of the indexed component in the specified array getFloat(Object the array array, int the index index) Returns the value of the indexed component in the specified array object, as a `float`.
public static native int	Returns: the value of the indexed component in the specified array getInt(Object the array array, int the index index) Returns the value of the indexed component in the specified array object, as an `int`.
public static native int	Returns: the length of the array getLength(Object the array array) Returns the length of the specified array object, as an `int`.
public static native long	Returns: the value of the indexed component in the specified array getLong(Object the array array, int the index index) Returns the value of the indexed component in the specified array object, as a `long`.
public static native short	Returns: the value of the indexed component in the specified array getShort(Object the array array, int the index index) Returns the value of the indexed component in the specified array object, as a `short`.
private static native Object	multiNewArray(Class<?> componentType, int[] dimensions)
private static native Object	newArray(Class<?> componentType, int length)
public static Object	Returns: the new array newInstance(Class<?> the `Class` object representing the component type of the new array componentType, int the length of the new array length) Creates a new array with the specified component type and length.
public static Object	Returns: the new array newInstance(Class<?> the `Class` object representing the component type of the new array componentType, int... an array of `int` representing the dimensions of the new array dimensions) Creates a new array with the specified component type and dimensions.
public static native void	set(Object the array array, int the index into the array index, Object the new value of the indexed component value) Sets the value of the indexed component of the specified array object to the specified new value.
public static native void	setBoolean(Object the array array, int the index into the array index, boolean the new value of the indexed component z) Sets the value of the indexed component of the specified array object to the specified `boolean` value.
public static native void	setByte(Object the array array, int the index into the array index, byte the new value of the indexed component b) Sets the value of the indexed component of the specified array object to the specified `byte` value.
public static native void	setChar(Object the array array, int the index into the array index, char the new value of the indexed component c) Sets the value of the indexed component of the specified array object to the specified `char` value.
public static native void	setDouble(Object the array array, int the index into the array index, double the new value of the indexed component d) Sets the value of the indexed component of the specified array object to the specified `double` value.
public static native void	setFloat(Object the array array, int the index into the array index, float the new value of the indexed component f) Sets the value of the indexed component of the specified array object to the specified `float` value.
public static native void	setInt(Object the array array, int the index into the array index, int the new value of the indexed component i) Sets the value of the indexed component of the specified array object to the specified `int` value.
public static native void	setLong(Object the array array, int the index into the array index, long the new value of the indexed component l) Sets the value of the indexed component of the specified array object to the specified `long` value.
public static native void	setShort(Object the array array, int the index into the array index, short the new value of the indexed component s) Sets the value of the indexed component of the specified array object to the specified `short` value.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Array	back to summary
private Array() Constructor. Class Array is not instantiable.

Method Detail

get back to summary

get	back to summary
public static native Object get(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Returns the value of the indexed component in the specified array object. The value is automatically wrapped in an object if it has a primitive type. Parameters array:Object the array index:int the index Returns:Object the (possibly wrapped) value of the indexed component in the specified array Exceptions IllegalArgumentException: If the specified object is not an array ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object is null

public static native Object get(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Returns the value of the indexed component in the specified array object. The value is automatically wrapped in an object if it has a primitive type.

Parameters

array:Object: the array
index:int: the index

Returns:Object

the (possibly wrapped) value of the indexed component in the specified array

Exceptions

IllegalArgumentException:: If the specified object is not an array
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object is null

getBoolean back to summary

getBoolean	back to summary
public static native boolean getBoolean(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Returns the value of the indexed component in the specified array object, as a `boolean`. Parameters array:Object the array index:int the index Returns:boolean the value of the indexed component in the specified array Exceptions IllegalArgumentException: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object is null See Also `Array#get`

public static native boolean getBoolean(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Returns the value of the indexed component in the specified array object, as a boolean.

Parameters

array:Object: the array
index:int: the index

Returns:boolean

the value of the indexed component in the specified array

Exceptions

IllegalArgumentException:: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object is null

See Also

Array#get

getByte back to summary

getByte	back to summary
public static native byte getByte(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Returns the value of the indexed component in the specified array object, as a `byte`. Parameters array:Object the array index:int the index Returns:byte the value of the indexed component in the specified array Exceptions IllegalArgumentException: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object is null See Also `Array#get`

public static native byte getByte(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Returns the value of the indexed component in the specified array object, as a byte.

Parameters

array:Object: the array
index:int: the index

Returns:byte

the value of the indexed component in the specified array

Exceptions

IllegalArgumentException:: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object is null

See Also

Array#get

getChar back to summary

getChar	back to summary
public static native char getChar(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Returns the value of the indexed component in the specified array object, as a `char`. Parameters array:Object the array index:int the index Returns:char the value of the indexed component in the specified array Exceptions IllegalArgumentException: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object is null See Also `Array#get`

public static native char getChar(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Returns the value of the indexed component in the specified array object, as a char.

Parameters

array:Object: the array
index:int: the index

Returns:char

the value of the indexed component in the specified array

Exceptions

IllegalArgumentException:: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object is null

See Also

Array#get

getDouble back to summary

getDouble	back to summary
public static native double getDouble(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Returns the value of the indexed component in the specified array object, as a `double`. Parameters array:Object the array index:int the index Returns:double the value of the indexed component in the specified array Exceptions IllegalArgumentException: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object is null See Also `Array#get`

public static native double getDouble(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Returns the value of the indexed component in the specified array object, as a double.

Parameters

array:Object: the array
index:int: the index

Returns:double

the value of the indexed component in the specified array

Exceptions

IllegalArgumentException:: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object is null

See Also

Array#get

getFloat back to summary

getFloat	back to summary
public static native float getFloat(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Returns the value of the indexed component in the specified array object, as a `float`. Parameters array:Object the array index:int the index Returns:float the value of the indexed component in the specified array Exceptions IllegalArgumentException: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object is null See Also `Array#get`

public static native float getFloat(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Returns the value of the indexed component in the specified array object, as a float.

Parameters

array:Object: the array
index:int: the index

Returns:float

the value of the indexed component in the specified array

Exceptions

IllegalArgumentException:: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object is null

See Also

Array#get

getInt back to summary

getInt	back to summary
public static native int getInt(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Returns the value of the indexed component in the specified array object, as an `int`. Parameters array:Object the array index:int the index Returns:int the value of the indexed component in the specified array Exceptions IllegalArgumentException: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object is null See Also `Array#get`

public static native int getInt(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Returns the value of the indexed component in the specified array object, as an int.

Parameters

array:Object: the array
index:int: the index

Returns:int

the value of the indexed component in the specified array

Exceptions

IllegalArgumentException:: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object is null

See Also

Array#get

getLength back to summary

getLength	back to summary
public static native int getLength(Object array) throws IllegalArgumentException Returns the length of the specified array object, as an `int`. Parameters array:Object the array Returns:int the length of the array Annotations @IntrinsicCandidate Exceptions IllegalArgumentException: if the object argument is not an array

public static native int getLength(Object array) throws IllegalArgumentException

Returns the length of the specified array object, as an int.

Parameters

array:Object: the array

Returns:int

the length of the array

Annotations

@IntrinsicCandidate

Exceptions

IllegalArgumentException:: if the object argument is not an array

getLong back to summary

getLong	back to summary
public static native long getLong(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Returns the value of the indexed component in the specified array object, as a `long`. Parameters array:Object the array index:int the index Returns:long the value of the indexed component in the specified array Exceptions IllegalArgumentException: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object is null See Also `Array#get`

public static native long getLong(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Returns the value of the indexed component in the specified array object, as a long.

Parameters

array:Object: the array
index:int: the index

Returns:long

the value of the indexed component in the specified array

Exceptions

IllegalArgumentException:: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object is null

See Also

Array#get

getShort back to summary

getShort	back to summary
public static native short getShort(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Returns the value of the indexed component in the specified array object, as a `short`. Parameters array:Object the array index:int the index Returns:short the value of the indexed component in the specified array Exceptions IllegalArgumentException: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object is null See Also `Array#get`

public static native short getShort(Object array, int index) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Returns the value of the indexed component in the specified array object, as a short.

Parameters

array:Object: the array
index:int: the index

Returns:short

the value of the indexed component in the specified array

Exceptions

IllegalArgumentException:: If the specified object is not an array, or if the indexed element cannot be converted to the return type by an identity or widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object is null

See Also

Array#get

multiNewArray	back to summary
private static native Object multiNewArray(Class<?> componentType, int[] dimensions) throws IllegalArgumentException, NegativeArraySizeException

newArray	back to summary
private static native Object newArray(Class<?> componentType, int length) throws NegativeArraySizeException Annotations @IntrinsicCandidate

newInstance back to summary

newInstance	back to summary
public static Object newInstance(Class<?> componentType, int length) throws NegativeArraySizeException Creates a new array with the specified component type and length. Implementation Specification Invoking this method is equivalent to creating an array as follows: `Array.newInstance(componentType, new int[]{length});` The number of dimensions of the new array must not exceed 255. Parameters componentType:Class<?> the `Class` object representing the component type of the new array length:int the length of the new array Returns:Object the new array Exceptions NegativeArraySizeException: if the specified `length` is negative NullPointerException: if the specified `componentType` parameter is null IllegalArgumentException: if componentType is `Void#TYPE` or if the number of dimensions of the requested array instance exceed 255.

public static Object newInstance(Class<?> componentType, int length) throws NegativeArraySizeException

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

Implementation Specification

Invoking this method is equivalent to creating an array as follows:

Array.newInstance(componentType, new int[]{length});

The number of dimensions of the new array must not exceed 255.

Parameters

componentType:Class<?>: the Class object representing the component type of the new array
length:int: the length of the new array

Returns:Object

the new array

Exceptions

NegativeArraySizeException:: if the specified length is negative
NullPointerException:: if the specified componentType parameter is null
IllegalArgumentException:: if componentType is Void#TYPE or if the number of dimensions of the requested array instance exceed 255.

newInstance back to summary

newInstance	back to summary
public static Object newInstance(Class<?> componentType, int... dimensions) throws IllegalArgumentException, NegativeArraySizeException Creates a new array with the specified component type and dimensions. If `componentType` represents a non-array class or interface, the new array has `dimensions.length` dimensions and `componentType` as its component type. If `componentType` represents an array class, the number of dimensions of the new array is equal to the sum of `dimensions.length` and the number of dimensions of `componentType`. In this case, the component type of the new array is the component type of `componentType`. The number of dimensions of the new array must not exceed 255. Parameters componentType:Class<?> the `Class` object representing the component type of the new array dimensions:int[] an array of `int` representing the dimensions of the new array Returns:Object the new array Exceptions IllegalArgumentException: if the specified `dimensions` argument is a zero-dimensional array, if componentType is `Void#TYPE`, or if the number of dimensions of the requested array instance exceed 255. NegativeArraySizeException: if any of the components in the specified `dimensions` argument is negative. NullPointerException: if the specified `componentType` argument is null

public static Object newInstance(Class<?> componentType, int... dimensions) throws IllegalArgumentException, NegativeArraySizeException

Creates a new array with the specified component type and dimensions. If componentType represents a non-array class or interface, the new array has dimensions.length dimensions and componentType as its component type. If componentType represents an array class, the number of dimensions of the new array is equal to the sum of dimensions.length and the number of dimensions of componentType. In this case, the component type of the new array is the component type of componentType.

The number of dimensions of the new array must not exceed 255.

Parameters

componentType:Class<?>: the Class object representing the component type of the new array
dimensions:int[]: an array of int representing the dimensions of the new array

Returns:Object

the new array

Exceptions

IllegalArgumentException:: if the specified dimensions argument is a zero-dimensional array, if componentType is Void#TYPE, or if the number of dimensions of the requested array instance exceed 255.
NegativeArraySizeException:: if any of the components in the specified dimensions argument is negative.
NullPointerException:: if the specified componentType argument is null

set back to summary

set	back to summary
public static native void set(Object array, int index, Object value) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Sets the value of the indexed component of the specified array object to the specified new value. The new value is first automatically unwrapped if the array has a primitive component type. Parameters array:Object the array index:int the index into the array value:Object the new value of the indexed component Exceptions IllegalArgumentException: If the specified object argument is not an array, or if the array component type is primitive and an unwrapping conversion fails ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object argument is null

public static native void set(Object array, int index, Object value) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Sets the value of the indexed component of the specified array object to the specified new value. The new value is first automatically unwrapped if the array has a primitive component type.

Parameters

array:Object: the array
index:int: the index into the array
value:Object: the new value of the indexed component

Exceptions

IllegalArgumentException:: If the specified object argument is not an array, or if the array component type is primitive and an unwrapping conversion fails
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object argument is null

setBoolean back to summary

setBoolean	back to summary
public static native void setBoolean(Object array, int index, boolean z) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Sets the value of the indexed component of the specified array object to the specified `boolean` value. Parameters array:Object the array index:int the index into the array z:boolean the new value of the indexed component Exceptions IllegalArgumentException: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object argument is null See Also `Array#set`

public static native void setBoolean(Object array, int index, boolean z) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Sets the value of the indexed component of the specified array object to the specified boolean value.

Parameters

array:Object: the array
index:int: the index into the array
z:boolean: the new value of the indexed component

Exceptions

IllegalArgumentException:: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object argument is null

See Also

Array#set

setByte back to summary

setByte	back to summary
public static native void setByte(Object array, int index, byte b) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Sets the value of the indexed component of the specified array object to the specified `byte` value. Parameters array:Object the array index:int the index into the array b:byte the new value of the indexed component Exceptions IllegalArgumentException: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object argument is null See Also `Array#set`

public static native void setByte(Object array, int index, byte b) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Sets the value of the indexed component of the specified array object to the specified byte value.

Parameters

array:Object: the array
index:int: the index into the array
b:byte: the new value of the indexed component

Exceptions

IllegalArgumentException:: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object argument is null

See Also

Array#set

setChar back to summary

setChar	back to summary
public static native void setChar(Object array, int index, char c) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Sets the value of the indexed component of the specified array object to the specified `char` value. Parameters array:Object the array index:int the index into the array c:char the new value of the indexed component Exceptions IllegalArgumentException: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object argument is null See Also `Array#set`

public static native void setChar(Object array, int index, char c) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Sets the value of the indexed component of the specified array object to the specified char value.

Parameters

array:Object: the array
index:int: the index into the array
c:char: the new value of the indexed component

Exceptions

IllegalArgumentException:: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object argument is null

See Also

Array#set

setDouble back to summary

setDouble	back to summary
public static native void setDouble(Object array, int index, double d) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Sets the value of the indexed component of the specified array object to the specified `double` value. Parameters array:Object the array index:int the index into the array d:double the new value of the indexed component Exceptions IllegalArgumentException: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object argument is null See Also `Array#set`

public static native void setDouble(Object array, int index, double d) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Sets the value of the indexed component of the specified array object to the specified double value.

Parameters

array:Object: the array
index:int: the index into the array
d:double: the new value of the indexed component

Exceptions

IllegalArgumentException:: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object argument is null

See Also

Array#set

setFloat back to summary

setFloat	back to summary
public static native void setFloat(Object array, int index, float f) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Sets the value of the indexed component of the specified array object to the specified `float` value. Parameters array:Object the array index:int the index into the array f:float the new value of the indexed component Exceptions IllegalArgumentException: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object argument is null See Also `Array#set`

public static native void setFloat(Object array, int index, float f) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Sets the value of the indexed component of the specified array object to the specified float value.

Parameters

array:Object: the array
index:int: the index into the array
f:float: the new value of the indexed component

Exceptions

IllegalArgumentException:: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object argument is null

See Also

Array#set

setInt back to summary

setInt	back to summary
public static native void setInt(Object array, int index, int i) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Sets the value of the indexed component of the specified array object to the specified `int` value. Parameters array:Object the array index:int the index into the array i:int the new value of the indexed component Exceptions IllegalArgumentException: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object argument is null See Also `Array#set`

public static native void setInt(Object array, int index, int i) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Sets the value of the indexed component of the specified array object to the specified int value.

Parameters

array:Object: the array
index:int: the index into the array
i:int: the new value of the indexed component

Exceptions

IllegalArgumentException:: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object argument is null

See Also

Array#set

setLong back to summary

setLong	back to summary
public static native void setLong(Object array, int index, long l) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Sets the value of the indexed component of the specified array object to the specified `long` value. Parameters array:Object the array index:int the index into the array l:long the new value of the indexed component Exceptions IllegalArgumentException: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object argument is null See Also `Array#set`

public static native void setLong(Object array, int index, long l) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Sets the value of the indexed component of the specified array object to the specified long value.

Parameters

array:Object: the array
index:int: the index into the array
l:long: the new value of the indexed component

Exceptions

IllegalArgumentException:: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object argument is null

See Also

Array#set

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public static native void setShort(Object array, int index, short s) throws IllegalArgumentException, ArrayIndexOutOfBoundsException Sets the value of the indexed component of the specified array object to the specified `short` value. Parameters array:Object the array index:int the index into the array s:short the new value of the indexed component Exceptions IllegalArgumentException: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion ArrayIndexOutOfBoundsException: If the specified `index` argument is negative, or if it is greater than or equal to the length of the specified array NullPointerException: If the specified object argument is null See Also `Array#set`

public static native void setShort(Object array, int index, short s) throws IllegalArgumentException, ArrayIndexOutOfBoundsException

Sets the value of the indexed component of the specified array object to the specified short value.

Parameters

array:Object: the array
index:int: the index into the array
s:short: the new value of the indexed component

Exceptions

IllegalArgumentException:: If the specified object argument is not an array, or if the specified value cannot be converted to the underlying array's component type by an identity or a primitive widening conversion
ArrayIndexOutOfBoundsException:: If the specified index argument is negative, or if it is greater than or equal to the length of the specified array
NullPointerException:: If the specified object argument is null

See Also

Array#set

public final Class Array

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