net.bytebuddy.dynamic.loading

Class ClassReloadingStrategy.Dispatcher.ForJava6CapableVm

java.lang.Object

net.bytebuddy.dynamic.loading.ClassReloadingStrategy.Dispatcher.ForJava6CapableVm

All Implemented Interfaces:

ClassReloadingStrategy.Dispatcher

Enclosing interface:

ClassReloadingStrategy.Dispatcher

public static class ClassReloadingStrategy.Dispatcher.ForJava6CapableVm
extends java.lang.Object
implements ClassReloadingStrategy.Dispatcher

A dispatcher for a Java 6 capable VM that is potentially capable of retransformation.

Nested Class Summary

Nested classes/interfaces inherited from interface net.bytebuddy.dynamic.loading.ClassReloadingStrategy.Dispatcher

ClassReloadingStrategy.Dispatcher.CreationAction, ClassReloadingStrategy.Dispatcher.ForJava6CapableVm, ClassReloadingStrategy.Dispatcher.ForLegacyVm

Field Summary

Fields

Modifier and Type	Field and Description
private java.lang.reflect.Method	addTransformer The Instrumentation#addTransformer method.
private java.lang.reflect.Method	isModifiableClass The Instrumentation#isModifiableClass method.
private java.lang.reflect.Method	isRetransformClassesSupported The Instrumentation#isRetransformClassesSupported method.
private java.lang.reflect.Method	retransformClasses The Instrumentation#retransformClasses method.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ForJava6CapableVm(java.lang.reflect.Method isModifiableClass, java.lang.reflect.Method isRetransformClassesSupported, java.lang.reflect.Method addTransformer, java.lang.reflect.Method retransformClasses) Creates a dispatcher for a Java 6 compatible VM.

Method Summary

Modifier and Type	Method and Description
void	addTransformer(java.lang.instrument.Instrumentation instrumentation, java.lang.instrument.ClassFileTransformer classFileTransformer, boolean canRetransform) Registers a transformer.
boolean	isModifiableClass(java.lang.instrument.Instrumentation instrumentation, java.lang.Class<?> type) Invokes the Instrumentation#isModifiableClass method.
boolean	isRetransformClassesSupported(java.lang.instrument.Instrumentation instrumentation) Invokes the Instrumentation#isRetransformClassesSupported method.
void	retransformClasses(java.lang.instrument.Instrumentation instrumentation, java.lang.Class<?>[] type) Retransforms the supplied classes.

Methods inherited from class java.lang.Object

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

Field Detail

isModifiableClass

private final java.lang.reflect.Method isModifiableClass

The Instrumentation#isModifiableClass method.

isRetransformClassesSupported

private final java.lang.reflect.Method isRetransformClassesSupported

The Instrumentation#isRetransformClassesSupported method.

addTransformer

private final java.lang.reflect.Method addTransformer

The Instrumentation#addTransformer method.

retransformClasses

private final java.lang.reflect.Method retransformClasses

The Instrumentation#retransformClasses method.

Constructor Detail

ForJava6CapableVm

protected ForJava6CapableVm(java.lang.reflect.Method isModifiableClass,
                            java.lang.reflect.Method isRetransformClassesSupported,
                            java.lang.reflect.Method addTransformer,
                            java.lang.reflect.Method retransformClasses)

Creates a dispatcher for a Java 6 compatible VM.

Parameters:

isModifiableClass - The Instrumentation#isModifiableClass method.

isRetransformClassesSupported - The Instrumentation#isRetransformClassesSupported method.

addTransformer - The Instrumentation#addTransformer method.

retransformClasses - The Instrumentation#retransformClasses method.

Method Detail

isModifiableClass

public boolean isModifiableClass(java.lang.instrument.Instrumentation instrumentation,
                                 java.lang.Class<?> type)

Invokes the Instrumentation#isModifiableClass method.

Specified by:

isModifiableClass in interface ClassReloadingStrategy.Dispatcher

Parameters:

instrumentation - The instrumentation instance to invoke the method on.

type - The type to consider for modifiability.

Returns:

true if the supplied type can be modified.

isRetransformClassesSupported

public boolean isRetransformClassesSupported(java.lang.instrument.Instrumentation instrumentation)

Invokes the Instrumentation#isRetransformClassesSupported method.

Specified by:

isRetransformClassesSupported in interface ClassReloadingStrategy.Dispatcher

Parameters:

instrumentation - The instrumentation instance to invoke the method on.

Returns:

true if the supplied instrumentation instance supports retransformation.

addTransformer

public void addTransformer(java.lang.instrument.Instrumentation instrumentation,
                           java.lang.instrument.ClassFileTransformer classFileTransformer,
                           boolean canRetransform)

Registers a transformer.

Specified by:

addTransformer in interface ClassReloadingStrategy.Dispatcher

Parameters:

instrumentation - The instrumentation instance to invoke the method on.

classFileTransformer - The class file transformer to register.

canRetransform - true if the class file transformer should be invoked upon a retransformation.

retransformClasses

public void retransformClasses(java.lang.instrument.Instrumentation instrumentation,
                               java.lang.Class<?>[] type)
                        throws java.lang.instrument.UnmodifiableClassException

Retransforms the supplied classes.

Specified by:

retransformClasses in interface ClassReloadingStrategy.Dispatcher

Parameters:

instrumentation - The instrumentation instance to invoke the method on.

type - The types to retransform.

Throws:

java.lang.instrument.UnmodifiableClassException - If any of the supplied types are unmodifiable.