org.codehaus.aspectwerkz.annotation.instrumentation.javassist
Class JavassistAttributeExtractor

java.lang.Object
  org.codehaus.aspectwerkz.annotation.instrumentation.javassist.JavassistAttributeExtractor

All Implemented Interfaces:

AttributeExtractor

public class JavassistAttributeExtractor

extends Object

implements AttributeExtractor

Javassist implementation of the AttributeExtractor interface. Extracts attributes from the class file on class, method and field level.

Author:

Jonas Bonér , Alexandre Vasseur

Field Summary

Fields inherited from interface org.codehaus.aspectwerkz.annotation.instrumentation.AttributeExtractor

EMPTY_OBJECT_ARRAY

Constructor Summary

JavassistAttributeExtractor()

Method Summary

Object[]	getClassAttributes() Returns the class attributes.
Object[]	getConstructorAttributes(String[] constructorParamTypes) Return all the attributes associated with a constructor that have a particular method signature.
Object[]	getFieldAttributes(String fieldName) Return all the attributes associated with a field.
Object[]	getMethodAttributes(Method method)
Object[]	getMethodAttributes(String methodName, String[] methodParamTypes) Return all the attributes associated with a method that have a particular method signature.
void	initialize(javassist.CtClass ctClass) Open the classfile and parse it in to the Javassist library.

Methods inherited from class java.lang.Object

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

Constructor Detail

JavassistAttributeExtractor

public JavassistAttributeExtractor()

Method Detail

initialize

public void initialize(javassist.CtClass ctClass)

Open the classfile and parse it in to the Javassist library.

Parameters:

ctClass - the class

getClassAttributes

public Object[] getClassAttributes()

Returns the class attributes.

Specified by:

getClassAttributes in interface AttributeExtractor

Returns:

the class attributes

getMethodAttributes

public Object[] getMethodAttributes(Method method)

getMethodAttributes

public Object[] getMethodAttributes(String methodName,
                                    String[] methodParamTypes)

Return all the attributes associated with a method that have a particular method signature.

Specified by:

getMethodAttributes in interface AttributeExtractor

Parameters:

methodName - The name of the method.

methodParamTypes - An array of parameter types as given by the reflection api.

Returns:

the method attributes.

getConstructorAttributes

public Object[] getConstructorAttributes(String[] constructorParamTypes)

Return all the attributes associated with a constructor that have a particular method signature.

Specified by:

getConstructorAttributes in interface AttributeExtractor

Parameters:

constructorParamTypes - An array of parameter types as given by the reflection api.

Returns:

the constructor attributes.

getFieldAttributes

public Object[] getFieldAttributes(String fieldName)

Return all the attributes associated with a field.

Specified by:

getFieldAttributes in interface AttributeExtractor

Parameters:

fieldName - The name of the field.

Returns:

the field attributes.