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/*
* Javassist, a Java-bytecode translator toolkit.
* Copyright (C) 1999-2003 Shigeru Chiba. All Rights Reserved.
*
* 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 2.1 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.
*/
package javassist;
import java.io.*;
import javassist.bytecode.ClassFile;
import javassist.bytecode.ClassFileWriter;
/**
* Dump is a tool for viewing the class definition in the given
* class file. Unlike the JDK javap tool, Dump works even if
* the class file is broken.
*
* <p>For example,
* <ul><pre>% java javassist.Dump foo.class</pre></ul>
*
* <p>prints the contents of the constant pool and the list of methods
* and fields.
*/
public class Dump {
private Dump() {}
/**
* Main method.
*
* @param args[0] class file name.
*/
public static void main(String[] args) throws Exception {
if (args.length != 1) {
System.err.println("Usage: java Dump <class file name>");
return;
}
DataInputStream in = new DataInputStream(
new FileInputStream(args[0]));
ClassFile w = new ClassFile(in);
PrintWriter out = new PrintWriter(System.out, true);
out.println("*** constant pool ***");
w.getConstPool().print(out);
out.println();
out.println("*** members ***");
ClassFileWriter.print(w, out);
}
}
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