Package org.spongepowered.asm.mixin.injection.invoke

Class ModifyArgInjector

java.lang.Object

org.spongepowered.asm.mixin.injection.code.Injector

org.spongepowered.asm.mixin.injection.invoke.InvokeInjector

org.spongepowered.asm.mixin.injection.invoke.ModifyArgInjector

public class ModifyArgInjector
extends InvokeInjector

A bytecode injector which allows a single argument of a chosen method call to be altered. For details see javadoc for @ModifyArg.

Nested Class Summary

Nested classes/interfaces inherited from class org.spongepowered.asm.mixin.injection.code.Injector

Injector.InjectorData, Injector.TargetNode

Field Summary

Fields inherited from class org.spongepowered.asm.mixin.injection.code.Injector

annotationType, classNode, info, isInterface, isStatic, logger, methodArgs, methodNode, returnType

Constructor Summary

Constructors

Constructor	Description
ModifyArgInjector(InjectionInfo info, int index)

Method Summary

Modifier and Type	Method	Description
protected void	checkTarget(Target target)	Sanity checks on target
protected int	findArgIndex(Target target, org.objectweb.asm.Type[] args)
protected void	inject(Target target, InjectionNodes.InjectionNode node)
protected void	injectAtInvoke(Target target, InjectionNodes.InjectionNode node)	Do the injection
protected void	sanityCheck(Target target, java.util.List<InjectionPoint> injectionPoints)

Methods inherited from class org.spongepowered.asm.mixin.injection.code.Injector

addTargetNode, addTargetNode, canCoerce, canCoerce, canCoerce, checkCoerce, checkTargetForNode, checkTargetModifiers, find, findTargetNodes, inject, invokeHandler, invokeHandler, invokeHandlerWithArgs, invokeHandlerWithArgs, postInject, preInject, preInject, pushArgs, pushArgs, storeArgs, storeArgs, storeArgs, storeArgs, throwException, toString, validateParams

Methods inherited from class java.lang.Object

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

Constructor Detail

ModifyArgInjector

public ModifyArgInjector(InjectionInfo info,
                         int index)

Parameters:

info - Injection info

index - target arg index

Method Detail

sanityCheck

protected void sanityCheck(Target target,
                           java.util.List<InjectionPoint> injectionPoints)

Overrides:

sanityCheck in class InvokeInjector

checkTarget

protected void checkTarget(Target target)

Description copied from class: InvokeInjector

Sanity checks on target

Overrides:

checkTarget in class InvokeInjector

Parameters:

target - target

inject

protected void inject(Target target,
                      InjectionNodes.InjectionNode node)

Overrides:

inject in class InvokeInjector

injectAtInvoke

protected void injectAtInvoke(Target target,
                              InjectionNodes.InjectionNode node)

Do the injection

Specified by:

injectAtInvoke in class InvokeInjector

Parameters:

target - Target to inject into

node - Discovered instruction node

findArgIndex

protected int findArgIndex(Target target,
                           org.objectweb.asm.Type[] args)