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path: root/src/proguard/classfile/visitor/ClassForNameClassVisitor.java
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/*
 * ProGuard -- shrinking, optimization, obfuscation, and preverification
 *             of Java bytecode.
 *
 * Copyright (c) 2002-2009 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.Clazz;
import proguard.classfile.constant.*;
import proguard.classfile.constant.visitor.ConstantVisitor;
import proguard.classfile.util.SimplifiedVisitor;


/**
 * This ConstantVisitor lets a given <code>ClassVisitor</code> visit all
 * constant classes involved in any <code>Class.forName</code> constructs that
 * it visits.
 *
 * @see DotClassClassVisitor
 *
 * @author Eric Lafortune
 */
public class ClassForNameClassVisitor
extends      SimplifiedVisitor
implements   ConstantVisitor
{
    private final ClassVisitor classVisitor;


    /**
     * Creates a new ClassHierarchyTraveler.
     * @param classVisitor the <code>ClassVisitor</code> to which visits will
     *                     be delegated.
     */
    public ClassForNameClassVisitor(ClassVisitor classVisitor)
    {
        this.classVisitor = classVisitor;
    }


    // Implementations for ConstantVisitor.

    public void visitAnyConstant(Clazz clazz, Constant constant) {}


    public void visitStringConstant(Clazz clazz, StringConstant stringConstant)
    {
        // Visit the referenced class from the Class.forName construct, if any.
        stringConstant.referencedClassAccept(classVisitor);
    }
}