Package org.openjdk.jmc.agent

Class Transformer

java.lang.Object

org.openjdk.jmc.agent.Transformer

All Implemented Interfaces:

ClassFileTransformer

public class Transformer
extends Object
implements ClassFileTransformer

Field Summary

Fields

Modifier and Type	Field	Description
private TransformRegistry	registry

Constructor Summary

Constructors

Constructor	Description
Transformer(TransformRegistry registry)

Method Summary

Modifier and Type	Method	Description
private byte[]	doJFRLogging(JFRTransformDescriptor td, byte[] classfileBuffer, ClassLoader definingClassLoader, Class<?> classBeingRedefined, ProtectionDomain protectionDomain)
private byte[]	doTransform(TransformDescriptor td, byte[] classfileBuffer, ClassLoader definingClassLoader, Class<?> classBeingRedefined, ProtectionDomain protectionDomain)
private byte[]	doTransforms(List<TransformDescriptor> transformDataList, byte[] classfileBuffer, ClassLoader definingClassLoader, Class<?> classBeingRedefined, ProtectionDomain protectionDomain)
byte[]	transform(ClassLoader loader, String className, Class<?> classBeingRedefined, ProtectionDomain protectionDomain, byte[] classfileBuffer)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.instrument.ClassFileTransformer

transform

Field Details

registry

private TransformRegistry registry

Constructor Details

Transformer

public Transformer(TransformRegistry registry)

Method Details

transform

public byte[] transform(ClassLoader loader,
 String className,
 Class<?> classBeingRedefined,
 ProtectionDomain protectionDomain,
 byte[] classfileBuffer)
                 throws IllegalClassFormatException

Specified by:

transform in interface ClassFileTransformer

Throws:

IllegalClassFormatException

doTransforms

private byte[] doTransforms(List<TransformDescriptor> transformDataList,
 byte[] classfileBuffer,
 ClassLoader definingClassLoader,
 Class<?> classBeingRedefined,
 ProtectionDomain protectionDomain)

doTransform

private byte[] doTransform(TransformDescriptor td,
 byte[] classfileBuffer,
 ClassLoader definingClassLoader,
 Class<?> classBeingRedefined,
 ProtectionDomain protectionDomain)

doJFRLogging

private byte[] doJFRLogging(JFRTransformDescriptor td,
 byte[] classfileBuffer,
 ClassLoader definingClassLoader,
 Class<?> classBeingRedefined,
 ProtectionDomain protectionDomain)