proguard.optimize.peephole

Class HorizontalClassMerger

java.lang.Object

proguard.optimize.peephole.HorizontalClassMerger

All Implemented Interfaces:

proguard.classfile.visitor.ClassPoolVisitor

public class HorizontalClassMerger
extends java.lang.Object
implements proguard.classfile.visitor.ClassPoolVisitor

This ClassPoolVisitor inlines siblings in the program classes that it visits, whenever possible.

See Also:

ClassMerger

Constructor Summary

Constructors

Constructor and Description
HorizontalClassMerger(boolean allowAccessModification, boolean mergeInterfacesAggressively, java.util.Set<java.lang.String> forbiddenClassNames) Creates a new HorizontalClassMerger.
HorizontalClassMerger(boolean allowAccessModification, boolean mergeInterfacesAggressively, java.util.Set<java.lang.String> forbiddenClassNames, proguard.classfile.visitor.ClassVisitor extraClassVisitor) Creates a new HorizontalClassMerger.

Method Summary

Modifier and Type	Method and Description
boolean	isCandidateForMerging(proguard.classfile.Clazz clazz) Checks if a class can trivially not be used for merging (either as target or source)
void	visitClassPool(proguard.classfile.ClassPool classPool)

Methods inherited from class java.lang.Object

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

Constructor Detail

HorizontalClassMerger

public HorizontalClassMerger(boolean allowAccessModification,
                             boolean mergeInterfacesAggressively,
                             java.util.Set<java.lang.String> forbiddenClassNames)

Creates a new HorizontalClassMerger.

Parameters:

allowAccessModification - specifies whether the access modifiers of classes can be changed in order to merge them.

mergeInterfacesAggressively - specifies whether interfaces may be merged aggressively.

forbiddenClassNames - specifies the names of classes which are excluded from the chance of being merged

HorizontalClassMerger

public HorizontalClassMerger(boolean allowAccessModification,
                             boolean mergeInterfacesAggressively,
                             java.util.Set<java.lang.String> forbiddenClassNames,
                             proguard.classfile.visitor.ClassVisitor extraClassVisitor)

Creates a new HorizontalClassMerger.

Parameters:

allowAccessModification - specifies whether the access modifiers of classes can be changed in order to merge them.

mergeInterfacesAggressively - specifies whether interfaces may be merged aggressively.

forbiddenClassNames - specifies the names of classes which are excluded from the chance of being merged

extraClassVisitor - an optional extra visitor for all merged classes.

Method Detail

visitClassPool

public void visitClassPool(proguard.classfile.ClassPool classPool)

Specified by:

visitClassPool in interface proguard.classfile.visitor.ClassPoolVisitor

isCandidateForMerging

public boolean isCandidateForMerging(proguard.classfile.Clazz clazz)

Checks if a class can trivially not be used for merging (either as target or source)

Parameters:

clazz - the class.

Returns:

true if the give clazz is a candidate for merging.