/*

 * Copyright 2010 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

import java.io.*;

import java.util.*;

/*

 * Wrapper for the EarlyAssert test to run the test in a JVM without assertions

 * enabled.

 */

public class EarlyAssertWrapper {

    public static void main(String... args) throws Exception {

        EarlyAssertWrapper w = new EarlyAssertWrapper();

        w.run();

    }

    void run() throws Exception {

        List<String> cmd = new ArrayList<String>();

        File java_home = new File(System.getProperty("java.home"));

        if (java_home.getName().equals("jre"))

            java_home = java_home.getParentFile();

        cmd.add(new File(new File(java_home, "bin"), "java").getPath());

        // ensure we run with the same bootclasspath as this test,

        // in case this test is being run with -Xbootclasspath

        cmd.add("-Xbootclasspath:" + System.getProperty("sun.boot.class.path"));

        // propogate classpath

        cmd.add("-classpath");

        cmd.add(System.getProperty("java.class.path"));

        // ensure all assertions disabled in target VM

        cmd.add("-da");

        cmd.add("-dsa");

        cmd.add("EarlyAssert");

        System.err.println("Running command: " + cmd);

        ProcessBuilder pb = new ProcessBuilder(cmd);

        pb.redirectErrorStream(true);

        Process p = pb.start();

        p.getOutputStream().close();

        StringWriter sw = new StringWriter();

        PrintWriter pw = new PrintWriter(sw);

        String line;

        DataInputStream in = new DataInputStream(p.getInputStream());

        try {

        while ((line = in.readLine()) != null)

            pw.println(line);

        } finally {

            in.close();

        }

        pw.close();

        String out = sw.toString();

        int rc = p.waitFor();

        if (rc != 0 || out.length() > 0)

            throw new Error("failed: rc=" + rc + (out.length() > 0 ? ": " + out : ""));

    }

}