/*

 * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code 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

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package compiler.aot.fingerprint;

import java.io.File;

import java.io.FileOutputStream;

import java.io.PrintStream;

import jdk.test.lib.process.OutputAnalyzer;

import jdk.test.lib.process.ProcessTools;

// Usage:

// java CDSDumper <classpath> <classlist> <archive> <heapsize> <class1> <class2> ...

public class CDSDumper {

    public static void main(String[] args) throws Exception {

        String classpath = args[0];

        String classlist = args[1];

        String archive = args[2];

        String heapsize = args[3];

        // Prepare the classlist

        FileOutputStream fos = new FileOutputStream(classlist);

        PrintStream ps = new PrintStream(fos);

        for (int i=4; i<args.length; i++) {

            ps.println(args[i].replace('.', '/'));

        }

        ps.close();

        fos.close();

        // Dump the archive

        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(

            heapsize,

            "-XX:+IgnoreUnrecognizedVMOptions",

            "-cp", classpath,

            "-XX:ExtraSharedClassListFile=" + classlist,

            "-XX:SharedArchiveFile=" + archive,

            "-Xshare:dump",

            "-Xlog:gc+heap+coops",

            "-Xlog:cds");

        OutputAnalyzer output = new OutputAnalyzer(pb.start());

        System.out.println("[stdout = " + output.getStdout() + "]");

        System.out.println("[stderr = " + output.getStderr() + "]");

        output.shouldContain("Loading classes to share");

        output.shouldHaveExitValue(0);

    }

}