proguard.optimize.peephole

Class UnreachableExceptionRemover

java.lang.Object

proguard.optimize.peephole.UnreachableExceptionRemover

All Implemented Interfaces:

proguard.classfile.attribute.visitor.AttributeVisitor, proguard.classfile.attribute.visitor.ExceptionInfoVisitor

public class UnreachableExceptionRemover
extends java.lang.Object
implements proguard.classfile.attribute.visitor.AttributeVisitor, proguard.classfile.attribute.visitor.ExceptionInfoVisitor

This AttributeVisitor removes exception handlers that are unreachable in the code attributes that it visits.

Constructor Summary

Constructors

Constructor and Description
UnreachableExceptionRemover() Creates a new UnreachableExceptionRemover.
UnreachableExceptionRemover(proguard.classfile.attribute.visitor.ExceptionInfoVisitor extraExceptionInfoVisitor) Creates a new UnreachableExceptionRemover.

Method Summary

Modifier and Type	Method and Description
void	visitAnyAttribute(proguard.classfile.Clazz clazz, proguard.classfile.attribute.Attribute attribute)
void	visitCodeAttribute(proguard.classfile.Clazz clazz, proguard.classfile.Method method, proguard.classfile.attribute.CodeAttribute codeAttribute)
void	visitExceptionInfo(proguard.classfile.Clazz clazz, proguard.classfile.Method method, proguard.classfile.attribute.CodeAttribute codeAttribute, proguard.classfile.attribute.ExceptionInfo exceptionInfo)

Methods inherited from class java.lang.Object

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

Methods inherited from interface proguard.classfile.attribute.visitor.AttributeVisitor

visitAnnotationDefaultAttribute, visitAnyAnnotationsAttribute, visitAnyParameterAnnotationsAttribute, visitAnyTypeAnnotationsAttribute, visitBootstrapMethodsAttribute, visitConstantValueAttribute, visitDeprecatedAttribute, visitDeprecatedAttribute, visitDeprecatedAttribute, visitDeprecatedAttribute, visitEnclosingMethodAttribute, visitExceptionsAttribute, visitInnerClassesAttribute, visitLineNumberTableAttribute, visitLocalVariableTableAttribute, visitLocalVariableTypeTableAttribute, visitMethodParametersAttribute, visitModuleAttribute, visitModuleMainClassAttribute, visitModulePackagesAttribute, visitNestHostAttribute, visitNestMembersAttribute, visitPermittedSubclassesAttribute, visitRecordAttribute, visitRuntimeInvisibleAnnotationsAttribute, visitRuntimeInvisibleAnnotationsAttribute, visitRuntimeInvisibleAnnotationsAttribute, visitRuntimeInvisibleAnnotationsAttribute, visitRuntimeInvisibleAnnotationsAttribute, visitRuntimeInvisibleParameterAnnotationsAttribute, visitRuntimeInvisibleTypeAnnotationsAttribute, visitRuntimeInvisibleTypeAnnotationsAttribute, visitRuntimeInvisibleTypeAnnotationsAttribute, visitRuntimeInvisibleTypeAnnotationsAttribute, visitRuntimeInvisibleTypeAnnotationsAttribute, visitRuntimeInvisibleTypeAnnotationsAttribute, visitRuntimeVisibleAnnotationsAttribute, visitRuntimeVisibleAnnotationsAttribute, visitRuntimeVisibleAnnotationsAttribute, visitRuntimeVisibleAnnotationsAttribute, visitRuntimeVisibleAnnotationsAttribute, visitRuntimeVisibleParameterAnnotationsAttribute, visitRuntimeVisibleTypeAnnotationsAttribute, visitRuntimeVisibleTypeAnnotationsAttribute, visitRuntimeVisibleTypeAnnotationsAttribute, visitRuntimeVisibleTypeAnnotationsAttribute, visitRuntimeVisibleTypeAnnotationsAttribute, visitRuntimeVisibleTypeAnnotationsAttribute, visitSignatureAttribute, visitSignatureAttribute, visitSignatureAttribute, visitSignatureAttribute, visitSignatureAttribute, visitSourceDebugExtensionAttribute, visitSourceDirAttribute, visitSourceFileAttribute, visitStackMapAttribute, visitStackMapTableAttribute, visitSyntheticAttribute, visitSyntheticAttribute, visitSyntheticAttribute, visitSyntheticAttribute, visitUnknownAttribute

Constructor Detail

UnreachableExceptionRemover

public UnreachableExceptionRemover()

Creates a new UnreachableExceptionRemover.

UnreachableExceptionRemover

public UnreachableExceptionRemover(proguard.classfile.attribute.visitor.ExceptionInfoVisitor extraExceptionInfoVisitor)

Creates a new UnreachableExceptionRemover.

Parameters:

extraExceptionInfoVisitor - an optional extra visitor for all removed exceptions.

Method Detail

visitAnyAttribute

public void visitAnyAttribute(proguard.classfile.Clazz clazz,
                              proguard.classfile.attribute.Attribute attribute)

Specified by:

visitAnyAttribute in interface proguard.classfile.attribute.visitor.AttributeVisitor

visitCodeAttribute

public void visitCodeAttribute(proguard.classfile.Clazz clazz,
                               proguard.classfile.Method method,
                               proguard.classfile.attribute.CodeAttribute codeAttribute)

Specified by:

visitCodeAttribute in interface proguard.classfile.attribute.visitor.AttributeVisitor

visitExceptionInfo

public void visitExceptionInfo(proguard.classfile.Clazz clazz,
                               proguard.classfile.Method method,
                               proguard.classfile.attribute.CodeAttribute codeAttribute,
                               proguard.classfile.attribute.ExceptionInfo exceptionInfo)

Specified by:

visitExceptionInfo in interface proguard.classfile.attribute.visitor.ExceptionInfoVisitor