com.yworks.yguard.obf.classfile.IntegerCpInfo Maven / Gradle / Ivy

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/**
 * YGuard -- an obfuscation library for Java(TM) classfiles.
 *
 * Original Copyright (c) 1999 Mark Welsh ([email protected])
 * Modifications Copyright (c) 2002 yWorks GmbH ([email protected])
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * The author may be contacted at [email protected] 
 *
 * Java and all Java-based marks are trademarks or registered 
 * trademarks of Sun Microsystems, Inc. in the U.S. and other countries.
 */
package com.yworks.yguard.obf.classfile;

import java.io.*;
import java.util.*;

/**
 * Representation of a 'integer' entry in the ConstantPool.
 *
 * @author      Mark Welsh
 */
public class IntegerCpInfo extends CpInfo
{
    // Constants -------------------------------------------------------------


    // Fields ----------------------------------------------------------------
    private int u4bytes;


    // Class Methods ---------------------------------------------------------


    // Instance Methods ------------------------------------------------------
    protected IntegerCpInfo()
    {
        super(CONSTANT_Integer);
    }

    public boolean asBool(){
      return u4bytes != 0;
    }

    /** Read the 'info' data following the u1tag byte. */
    protected void readInfo(DataInput din) throws java.io.IOException
    {
        u4bytes = din.readInt();
    }

    /** Write the 'info' data following the u1tag byte. */
    protected void writeInfo(DataOutput dout) throws java.io.IOException
    {
        dout.writeInt(u4bytes);
    }
}