net.bytebuddy.asm

Class Advice.ArgumentHandler.Factory.Simple

java.lang.Object

net.bytebuddy.asm.Advice.ArgumentHandler.Factory.Simple

All Implemented Interfaces:

Advice.ArgumentHandler, Advice.ArgumentHandler.ForInstrumentedMethod

Enclosing class:

Advice.ArgumentHandler.Factory

protected static class Advice.ArgumentHandler.Factory.Simple
extends Object
implements Advice.ArgumentHandler.ForInstrumentedMethod

A simple argument handler for an instrumented method.

Nested Class Summary

Nested classes/interfaces inherited from interface net.bytebuddy.asm.Advice.ArgumentHandler

Advice.ArgumentHandler.Factory, Advice.ArgumentHandler.ForAdvice, Advice.ArgumentHandler.ForInstrumentedMethod

Field Summary

Fields inherited from interface net.bytebuddy.asm.Advice.ArgumentHandler

THIS_REFERENCE

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Simple(MethodDescription instrumentedMethod, TypeDefinition enterType) Creates a new simple argument handler for an instrumented method.

Method Summary

Modifier and Type	Method and Description
int	argument(int offset) Resolves an offset relative to an offset of the instrumented method.
Advice.ArgumentHandler.ForAdvice	bindEnter(MethodDescription adviceMethod) Binds an advice method as enter advice for this handler.
Advice.ArgumentHandler.ForAdvice	bindExit(MethodDescription adviceMethod, boolean skipThrowable) Binds an advice method as exit advice for this handler.
int	enter() Resolves the offset of the enter value of the enter advice.
List<TypeDescription>	getIntermediateTypes() A list of intermediate types that are stored in the local variable array after a potential enter advice was executed.
int	prepare(MethodVisitor methodVisitor) Prepates this argument handler for future offset access.
int	returned() Resolves the offset of the returned value of the instrumented method.
int	thrown() Resolves the offset of the thrown exception of the instrumented method.
int	variable(int index) Resolves a local variable index.

Methods inherited from class java.lang.Object

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

Constructor Detail

Simple

protected Simple(MethodDescription instrumentedMethod,
                 TypeDefinition enterType)

Creates a new simple argument handler for an instrumented method.

Parameters:

instrumentedMethod - The instrumented method.

enterType - The enter type or void if no enter type is defined.

Method Detail

prepare

public int prepare(MethodVisitor methodVisitor)

Description copied from interface: Advice.ArgumentHandler.ForInstrumentedMethod

Prepates this argument handler for future offset access.

Specified by:

prepare in interface Advice.ArgumentHandler.ForInstrumentedMethod

Parameters:

methodVisitor - The method visitor to which to write any potential byte code.

Returns:

The minimum stack size that is required to apply this manipulation.

variable

public int variable(int index)

Description copied from interface: Advice.ArgumentHandler.ForInstrumentedMethod

Resolves a local variable index.

Specified by:

variable in interface Advice.ArgumentHandler.ForInstrumentedMethod

Parameters:

index - The index to resolve.

Returns:

The resolved local variable index.

argument

public int argument(int offset)

Description copied from interface: Advice.ArgumentHandler

Resolves an offset relative to an offset of the instrumented method.

Specified by:

argument in interface Advice.ArgumentHandler

Parameters:

offset - The offset to resolve.

Returns:

The resolved offset.

enter

public int enter()

Description copied from interface: Advice.ArgumentHandler

Resolves the offset of the enter value of the enter advice.

Specified by:

enter in interface Advice.ArgumentHandler

Returns:

The offset of the enter value.

returned

public int returned()

Description copied from interface: Advice.ArgumentHandler

Resolves the offset of the returned value of the instrumented method.

Specified by:

returned in interface Advice.ArgumentHandler

Returns:

The offset of the returned value of the instrumented method.

thrown

public int thrown()

Description copied from interface: Advice.ArgumentHandler

Resolves the offset of the thrown exception of the instrumented method.

Specified by:

thrown in interface Advice.ArgumentHandler

Returns:

The offset of the thrown exception of the instrumented method.

getIntermediateTypes

public List<TypeDescription> getIntermediateTypes()

Description copied from interface: Advice.ArgumentHandler.ForInstrumentedMethod

A list of intermediate types that are stored in the local variable array after a potential enter advice was executed.

Specified by:

getIntermediateTypes in interface Advice.ArgumentHandler.ForInstrumentedMethod

Returns:

A list of intermediate types.

bindEnter

public Advice.ArgumentHandler.ForAdvice bindEnter(MethodDescription adviceMethod)

Description copied from interface: Advice.ArgumentHandler.ForInstrumentedMethod

Binds an advice method as enter advice for this handler.

Specified by:

bindEnter in interface Advice.ArgumentHandler.ForInstrumentedMethod

Parameters:

adviceMethod - The resolved enter advice handler.

Returns:

The resolved argument handler for enter advice.

bindExit

public Advice.ArgumentHandler.ForAdvice bindExit(MethodDescription adviceMethod,
                                                 boolean skipThrowable)

Description copied from interface: Advice.ArgumentHandler.ForInstrumentedMethod

Binds an advice method as exit advice for this handler.

Specified by:

bindExit in interface Advice.ArgumentHandler.ForInstrumentedMethod

Parameters:

adviceMethod - The resolved exit advice handler.

skipThrowable - true if no throwable is stored.

Returns:

The resolved argument handler for enter advice.