Package org.aspectj.weaver.loadtime

Interface ClassPreProcessor

All Known Implementing Classes:

Aj

public interface ClassPreProcessor

Generic class pre processor interface that allows to separate the AspectJ 5 load time weaving from Java 5 JVMTI interfaces for further use on Java 1.3 / 1.4

Author:

Alexandre Vasseur, Andy Clement

Method Summary

Modifier and Type	Method	Description
void	initialize()	Post constructor initialization, usually empty
void	prepareForRedefinition(ClassLoader loader, String className)
byte[]	preProcess(String className, byte[] bytes, ClassLoader classLoader, ProtectionDomain protectionDomain)

Method Details

initialize

void initialize()

Post constructor initialization, usually empty

preProcess

byte[] preProcess(String className,
 byte[] bytes,
 ClassLoader classLoader,
 ProtectionDomain protectionDomain)

Parameters:

className - the name of the class in the internal form of fully qualified class and interface names as defined in The Java Virtual Machine Specification. For example, "java/util/List".

bytes - the input byte buffer in class file format - must not be modified

classLoader - the defining loader of the class to be transformed, may be null if the bootstrap loader

protectionDomain - the protection domain of the class being defined or redefined

Returns:

a well-formed class file buffer (weaving result), or null if no weaving was performed

See Also:

• ClassFileTransformer.transform(ClassLoader, String, Class, ProtectionDomain, byte[])

prepareForRedefinition

void prepareForRedefinition(ClassLoader loader,
 String className)