com.tc.object.bytecode.hook.impl
Class ArrayManager

java.lang.Object
  com.tc.object.bytecode.hook.impl.ArrayManager

public class ArrayManager
extends java.lang.Object

Global array manager. The basic purpose of this class to maintain the relationship to DSO managed arrays to their respective TCObjectExternal

Method Summary

static void	arraycopy(java.lang.Object src, int srcPos, java.lang.Object dest, int destPos, int length) Handle System.arraycopy() semantics with managed arrays
static void	byteOrBooleanArrayChanged(java.lang.Object array, int index, byte value) Indicate that byte or boolean in array changed
static void	charArrayChanged(char[] array, int index, char value) Indicate that char in array changed
static void	charArrayCopy(char[] src, int srcPos, char[] dest, int destPos, int length, TCObjectExternal tcDest) Copy char[]
static void	doubleArrayChanged(double[] array, int index, double value) Indicate that double in array changed
static void	floatArrayChanged(float[] array, int index, float value) Indicate that float in array changed
static java.lang.Object	get(java.lang.Object array, int index) For java.lang.reflect.Array.get()
static TCObjectExternal	getCloneObject(java.lang.Object array) Get TCObjectExternal for a cloned array
static TCObjectExternal	getObject(java.lang.Object array) Get the TCO for an array
static void	intArrayChanged(int[] array, int index, int value) Indicate that int in array changed
static void	longArrayChanged(long[] array, int index, long value) Indicate that long in array changed
static void	objectArrayChanged(java.lang.Object[] array, int index, java.lang.Object value) Indicate that object in array changed
static void	register(java.lang.Object array, TCObjectExternal tco) Register an array with its TCO.
static void	shortArrayChanged(short[] array, int index, short value) Indicate that short in array changed

Methods inherited from class java.lang.Object

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

Method Detail

register

public static void register(java.lang.Object array,
                            TCObjectExternal tco)

Register an array with its TCO. It is an error to register an array that has already been registered.

Parameters:

array - Array

tco - TCObjectExternal

Throws:

java.lang.NullPointerException - if array or tco are null

getObject

public static TCObjectExternal getObject(java.lang.Object array)

Get the TCO for an array

Parameters:

array - The array instance

Returns:

The TCObjectExternal

getCloneObject

public static TCObjectExternal getCloneObject(java.lang.Object array)

Get TCObjectExternal for a cloned array

Parameters:

array - Array

Returns:

TCObjectExternal

get

public static java.lang.Object get(java.lang.Object array,
                                   int index)

For java.lang.reflect.Array.get()

Parameters:

array - The array

index - Index into the array

Returns:

Item in array at index, boxed to Object if primitive array

Throws:

java.lang.NullPointerException - If array is null

java.lang.IllegalArgumentException - If array is not an array type

objectArrayChanged

public static void objectArrayChanged(java.lang.Object[] array,
                                      int index,
                                      java.lang.Object value)

Indicate that object in array changed

Parameters:

array - The array

index - The index into array

value - The new value

shortArrayChanged

public static void shortArrayChanged(short[] array,
                                     int index,
                                     short value)

Indicate that short in array changed

Parameters:

array - The array

index - The index into array

value - The new value

longArrayChanged

public static void longArrayChanged(long[] array,
                                    int index,
                                    long value)

Indicate that long in array changed

Parameters:

array - The array

index - The index into array

value - The new value

intArrayChanged

public static void intArrayChanged(int[] array,
                                   int index,
                                   int value)

Indicate that int in array changed

Parameters:

array - The array

index - The index into array

value - The new value

floatArrayChanged

public static void floatArrayChanged(float[] array,
                                     int index,
                                     float value)

Indicate that float in array changed

Parameters:

array - The array

index - The index into array

value - The new value

doubleArrayChanged

public static void doubleArrayChanged(double[] array,
                                      int index,
                                      double value)

Indicate that double in array changed

Parameters:

array - The array

index - The index into array

value - The new value

charArrayChanged

public static void charArrayChanged(char[] array,
                                    int index,
                                    char value)

Indicate that char in array changed

Parameters:

array - The array

index - The index into array

value - The new value

byteOrBooleanArrayChanged

public static void byteOrBooleanArrayChanged(java.lang.Object array,
                                             int index,
                                             byte value)

Indicate that byte or boolean in array changed

Parameters:

array - The array

index - The index into array

value - The new value

arraycopy

public static void arraycopy(java.lang.Object src,
                             int srcPos,
                             java.lang.Object dest,
                             int destPos,
                             int length)

Handle System.arraycopy() semantics with managed arrays

Parameters:

src - Source array

srcPos - Start index in source

dest - Destination array

destPos - Destination start index

length - Number of items to copy

Throws:

java.lang.NullPointerException - If src or dest is null

charArrayCopy

public static void charArrayCopy(char[] src,
                                 int srcPos,
                                 char[] dest,
                                 int destPos,
                                 int length,
                                 TCObjectExternal tcDest)

Copy char[]

Parameters:

src - Source array

srcPos - Start in src

dest - Destination array

destPos - Start in dest

length - Number of items to copy

tcDest - TCObjectExternal for dest array