/*
* Javassist, a Java-bytecode translator toolkit.
* Copyright (C) 1999- Shigeru Chiba. All Rights Reserved.
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. Alternatively, the contents of this file may be used under
* the terms of the GNU Lesser General Public License Version 2.1 or later,
* or the Apache License Version 2.0.
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*/
package javassist.tools;
import java.io.*;
import javassist.
bytecode.
ClassFile;
import javassist.
bytecode.
ClassFilePrinter;
/**
* 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.tools.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 <code>args[0]</code> is the 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 ***");
ClassFilePrinter.
print(
w,
out);
}
}