| /* |
| * ProGuard -- shrinking, optimization, obfuscation, and preverification |
| * of Java bytecode. |
| * |
| * Copyright (c) 2002-2013 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)); |
| } |
| } |