org.apache.openjpa.enhance
Class PCClassFileTransformer

java.lang.Object
  org.apache.openjpa.enhance.PCClassFileTransformer

All Implemented Interfaces:

ClassFileTransformer

public class PCClassFileTransformer
extends Object
implements ClassFileTransformer

Transformer that makes persistent classes implement the PersistenceCapable interface at runtime.

Author:

Abe White

Constructor Summary

PCClassFileTransformer(MetaDataRepository repos, Options opts, ClassLoader loader)
Constructor.

PCClassFileTransformer(MetaDataRepository repos, PCEnhancer.Flags flags, ClassLoader tmpLoader, boolean devscan)
Constructor.

Method Summary

byte[]

transform(ClassLoader loader, String className, Class redef, ProtectionDomain domain, byte[] bytes)

Methods inherited from class java.lang.Object

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

Constructor Detail

PCClassFileTransformer

public PCClassFileTransformer(MetaDataRepository repos,
                              Options opts,
                              ClassLoader loader)

Constructor.

Parameters:

repos - metadata repository to use internally

opts - enhancer configuration options

loader - temporary class loader for loading intermediate classes

PCClassFileTransformer

public PCClassFileTransformer(MetaDataRepository repos,
                              PCEnhancer.Flags flags,
                              ClassLoader tmpLoader,
                              boolean devscan)

Constructor.

Parameters:

repos - metadata repository to use internally

flags - enhancer configuration

loader - temporary class loader for loading intermediate classes

devscan - whether to scan the dev classpath for persistent types if none are configured

Method Detail

transform

public byte[] transform(ClassLoader loader,
                        String className,
                        Class redef,
                        ProtectionDomain domain,
                        byte[] bytes)
                 throws IllegalClassFormatException

Specified by:

transform in interface ClassFileTransformer

Throws:

IllegalClassFormatException