org.codehaus.aspectwerkz.transform.delegation
Class ContextImpl

java.lang.Object
  org.codehaus.aspectwerkz.transform.delegation.ContextImpl

All Implemented Interfaces:

Context

public class ContextImpl

extends Object

implements Context

Implementation of the transformation context interface for the delegation weaving.

Author:

Jonas Bonér , Alexandre Vasseur

Constructor Summary

ContextImpl(String className, byte[] bytecode, ClassLoader loader)
Creates a new context.

Method Summary

void	addMetaData(Object key, Object value) Adds new meta-data for the transformation.
void	dump(String dir) Dump the class to specific directory.
Object	getClassAbstraction() Returns the class abstraction.
String	getClassName()
byte[]	getCurrentBytecode() Returns the current bytecode.
List	getDefinitions() The definitions context (with hierarchical structure)
byte[]	getInitialBytecode() Returns the initial bytecode.
ClassLoader	getLoader() Returns the class loader.
Object	getMetaData(Object key) Returns meta-data for the transformation.
boolean	isAdvised() Checks if the class being transformed has beed advised.
boolean	isPrepared() Checks if the class is prepared.
boolean	isReadOnly() Checks if the context is read-only.
void	markAsAdvised() Marks the class being transformed as advised.
void	markAsPrepared() Marks the class as prepared.
void	markAsReadOnly() Marks the context as read-only.
void	resetAdvised() Resets the isAdviced flag.
void	setCurrentBytecode(byte[] bytecode) Sets the current bytecode.

Methods inherited from class java.lang.Object

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

Constructor Detail

ContextImpl

public ContextImpl(String className,
                   byte[] bytecode,
                   ClassLoader loader)

Creates a new context.

Parameters:

loader - the class loader

Method Detail

getClassName

public String getClassName()

Specified by:

getClassName in interface Context

getInitialBytecode

public byte[] getInitialBytecode()

Description copied from interface: Context

Returns the initial bytecode.

Specified by:

getInitialBytecode in interface Context

Returns:

bytecode

getCurrentBytecode

public byte[] getCurrentBytecode()

Description copied from interface: Context

Returns the current bytecode.

Specified by:

getCurrentBytecode in interface Context

Returns:

bytecode

setCurrentBytecode

public void setCurrentBytecode(byte[] bytecode)

Sets the current bytecode.

Specified by:

setCurrentBytecode in interface Context

Parameters:

bytecode -

getClassAbstraction

public Object getClassAbstraction()

Returns the class abstraction.

Specified by:

getClassAbstraction in interface Context

Returns:

clazz

getLoader

public ClassLoader getLoader()

Returns the class loader.

Specified by:

getLoader in interface Context

Returns:

the class loader

getDefinitions

public List getDefinitions()

The definitions context (with hierarchical structure)

Specified by:

getDefinitions in interface Context

Returns:

markAsAdvised

public void markAsAdvised()

Marks the class being transformed as advised. The marker can at most be set once per class per transformer

Specified by:

markAsAdvised in interface Context

markAsPrepared

public void markAsPrepared()

Marks the class as prepared.

Specified by:

markAsPrepared in interface Context

resetAdvised

public void resetAdvised()

Resets the isAdviced flag.

Specified by:

resetAdvised in interface Context

isAdvised

public boolean isAdvised()

Checks if the class being transformed has beed advised.

Specified by:

isAdvised in interface Context

Returns:

boolean

isPrepared

public boolean isPrepared()

Checks if the class is prepared.

Specified by:

isPrepared in interface Context

Returns:

markAsReadOnly

public void markAsReadOnly()

Marks the context as read-only.

Specified by:

markAsReadOnly in interface Context

isReadOnly

public boolean isReadOnly()

Checks if the context is read-only.

Specified by:

isReadOnly in interface Context

Returns:

boolean

getMetaData

public Object getMetaData(Object key)

Returns meta-data for the transformation.

Specified by:

getMetaData in interface Context

Parameters:

key - the key

Returns:

the value

addMetaData

public void addMetaData(Object key,
                        Object value)

Adds new meta-data for the transformation.

Specified by:

addMetaData in interface Context

Parameters:

key - the key

value - the value

dump

public void dump(String dir)

Dump the class to specific directory.

Specified by:

dump in interface Context

Parameters:

dir -