org.codehaus.aspectwerkz.attribdef.definition.attribute.bcel
Class BcelAttributeEnhancer

java.lang.Object
  org.codehaus.aspectwerkz.attribdef.definition.attribute.bcel.BcelAttributeEnhancer

All Implemented Interfaces:

AttributeEnhancer

public class BcelAttributeEnhancer

extends java.lang.Object

implements AttributeEnhancer

Enhances classes with attributes.

Implementation based on BCEL. Based on code from the Attrib4j project by Mark Pollack and Ted Neward (http://attrib4j.sourceforge.net/).

Author:

Jonas Bonér

Constructor Summary

BcelAttributeEnhancer()

Method Summary

java.lang.String[]	getNearestInterfacesInHierarchy(java.lang.String innerClassName) Return the first interfaces implemented by a level in the class hierarchy (bottom top)
boolean	initialize(java.lang.String className, java.lang.String classPath) Initializes the attribute enhancer.
void	insertClassAttribute(java.lang.Object attribute) Inserts an attribute on class level.
void	insertFieldAttribute(com.thoughtworks.qdox.model.JavaField field, java.lang.Object attribute) Inserts an attribute on field level.
void	insertMethodAttribute(com.thoughtworks.qdox.model.JavaMethod method, java.lang.Object attribute) Inserts an attribute on method level.
static byte[]	serialize(java.lang.Object attribute) Serializes the attribute to byte array.
void	write(java.lang.String destDir) Writes the enhanced class to file.

Methods inherited from class java.lang.Object

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

Constructor Detail

BcelAttributeEnhancer

public BcelAttributeEnhancer()

Method Detail

initialize

public boolean initialize(java.lang.String className,
                          java.lang.String classPath)

Initializes the attribute enhancer. Must always be called before use.

Specified by:

initialize in interface AttributeEnhancer

Parameters:

className - the class name

classPath - the class path

Returns:

true if the class was succefully loaded, false otherwise

insertClassAttribute

public void insertClassAttribute(java.lang.Object attribute)

Inserts an attribute on class level.

Specified by:

insertClassAttribute in interface AttributeEnhancer

Parameters:

attribute - the attribute

insertFieldAttribute

public void insertFieldAttribute(com.thoughtworks.qdox.model.JavaField field,
                                 java.lang.Object attribute)

Inserts an attribute on field level.

Specified by:

insertFieldAttribute in interface AttributeEnhancer

Parameters:

field - the QDox java field

attribute - the attribute

insertMethodAttribute

public void insertMethodAttribute(com.thoughtworks.qdox.model.JavaMethod method,
                                  java.lang.Object attribute)

Inserts an attribute on method level.

Specified by:

insertMethodAttribute in interface AttributeEnhancer

Parameters:

method - the QDox java method

attribute - the attribute

write

public void write(java.lang.String destDir)

Writes the enhanced class to file.

Specified by:

write in interface AttributeEnhancer

Parameters:

destDir - the destination directory

serialize

public static byte[] serialize(java.lang.Object attribute)

Serializes the attribute to byte array.

Parameters:

attribute - the attribute

Returns:

the attribute as a byte array

getNearestInterfacesInHierarchy

public java.lang.String[] getNearestInterfacesInHierarchy(java.lang.String innerClassName)

Return the first interfaces implemented by a level in the class hierarchy (bottom top)

Specified by:

getNearestInterfacesInHierarchy in interface AttributeEnhancer

Returns:

nearest superclass (including itself) ' implemented interfaces