com.caucho.loader.enhancer

Class EnhancerManager

java.lang.Object

com.caucho.loader.enhancer.EnhancerManager

All Implemented Interfaces:

java.lang.instrument.ClassFileTransformer

@Module
public class EnhancerManager
extends java.lang.Object
implements java.lang.instrument.ClassFileTransformer

Manages the enhancement

Method Summary

Modifier and Type	Method and Description
void	addClassEnhancer(ClassEnhancer classEnhancer) Adds a class enhancer.
static EnhancerManager	create()
static EnhancerManager	create(java.lang.ClassLoader loader)
byte[]	enhance(JClass jClass) Enhances the given class.
JavaClassLoader	getJavaClassLoader() Returns the JClassLoader.
static EnhancerManager	getLocalEnhancer(java.lang.ClassLoader loader)
Path	getPostWorkPath() Gets the work path.
Path	getPreWorkPath() Gets the work path.
Path	getWorkPath() Gets the work path.
boolean	isClassMatch(java.lang.String className) Returns true for a matching class.
void	setWorkPath(Path workPath) Sets the work path.
java.lang.String	toString()
byte[]	transform(java.lang.ClassLoader loader, java.lang.String className, java.lang.Class<?> oldClass, java.security.ProtectionDomain domain, byte[] buffer) Returns the enhanced .class or null if no enhancement.

Methods inherited from class java.lang.Object

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

Method Detail

create

public static EnhancerManager create()

create

public static EnhancerManager create(java.lang.ClassLoader loader)

getLocalEnhancer

public static EnhancerManager getLocalEnhancer(java.lang.ClassLoader loader)

getJavaClassLoader

public JavaClassLoader getJavaClassLoader()

Returns the JClassLoader.

getWorkPath

public Path getWorkPath()

Gets the work path.

setWorkPath

public void setWorkPath(Path workPath)

Sets the work path.

getPreWorkPath

public final Path getPreWorkPath()

Gets the work path.

getPostWorkPath

public final Path getPostWorkPath()

Gets the work path.

addClassEnhancer

public void addClassEnhancer(ClassEnhancer classEnhancer)

Adds a class enhancer.

transform

public byte[] transform(java.lang.ClassLoader loader,
                        java.lang.String className,
                        java.lang.Class<?> oldClass,
                        java.security.ProtectionDomain domain,
                        byte[] buffer)

Returns the enhanced .class or null if no enhancement.

Specified by:

transform in interface java.lang.instrument.ClassFileTransformer

enhance

public byte[] enhance(JClass jClass)
               throws java.lang.ClassNotFoundException

Enhances the given class.

Throws:

java.lang.ClassNotFoundException

isClassMatch

public boolean isClassMatch(java.lang.String className)

Returns true for a matching class.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object