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/*
* ProGuard -- shrinking, optimization, obfuscation, and preverification
* of Java bytecode.
*
* Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu)
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package proguard.classfile.visitor;
import proguard.classfile.*;
/**
* This <code>MemberVisitor</code> lets a given <code>MemberVisitor</code>
* visit all members that have the same name and type as the visited methods
* in the class hierarchy of a given target class.
*
* @author Eric Lafortune
*/
public class SimilarMemberVisitor
implements MemberVisitor
{
private final Clazz targetClass;
private final boolean visitThisMember;
private final boolean visitSuperMembers;
private final boolean visitInterfaceMembers;
private final boolean visitOverridingMembers;
private final MemberVisitor memberVisitor;
/**
* Creates a new SimilarMemberVisitor.
* @param targetClass the class in whose hierarchy to look for
* the visited class members.
* @param visitThisMember specifies whether to visit the class
* members in the target class itself.
* @param visitSuperMembers specifies whether to visit the class
* members in the super classes of the target
* class.
* @param visitInterfaceMembers specifies whether to visit the class
* members in the interface classes of the
* target class.
* @param visitOverridingMembers specifies whether to visit the class
* members in the subclasses of the target
* class.
* @param memberVisitor the <code>MemberVisitor</code> to which
* visits will be delegated.
*/
public SimilarMemberVisitor(Clazz targetClass,
boolean visitThisMember,
boolean visitSuperMembers,
boolean visitInterfaceMembers,
boolean visitOverridingMembers,
MemberVisitor memberVisitor)
{
this.targetClass = targetClass;
this.visitThisMember = visitThisMember;
this.visitSuperMembers = visitSuperMembers;
this.visitInterfaceMembers = visitInterfaceMembers;
this.visitOverridingMembers = visitOverridingMembers;
this.memberVisitor = memberVisitor;
}
// Implementations for MemberVisitor.
public void visitProgramField(ProgramClass programClass, ProgramField programField)
{
targetClass.hierarchyAccept(visitThisMember,
visitSuperMembers,
visitInterfaceMembers,
visitOverridingMembers,
new NamedFieldVisitor(programField.getName(programClass),
programField.getDescriptor(programClass),
memberVisitor));
}
public void visitLibraryField(LibraryClass libraryClass, LibraryField libraryField)
{
targetClass.hierarchyAccept(visitThisMember,
visitSuperMembers,
visitInterfaceMembers,
visitOverridingMembers,
new NamedFieldVisitor(libraryField.getName(libraryClass),
libraryField.getDescriptor(libraryClass),
memberVisitor));
}
public void visitProgramMethod(ProgramClass programClass, ProgramMethod programMethod)
{
targetClass.hierarchyAccept(visitThisMember,
visitSuperMembers,
visitInterfaceMembers,
visitOverridingMembers,
new NamedMethodVisitor(programMethod.getName(programClass),
programMethod.getDescriptor(programClass),
memberVisitor));
}
public void visitLibraryMethod(LibraryClass libraryClass, LibraryMethod libraryMethod)
{
targetClass.hierarchyAccept(visitThisMember,
visitSuperMembers,
visitInterfaceMembers,
visitOverridingMembers,
new NamedMethodVisitor(libraryMethod.getName(libraryClass),
libraryMethod.getDescriptor(libraryClass),
memberVisitor));
}
}
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