1 /*

     2  * Copyright 2010 Sun Microsystems, Inc.  All Rights Reserved.

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

     4  *

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

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

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

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

    13  * accompanied this code).

    14  *

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

    16  * 2 along with this work; if not, write to the Free Software Foundation,

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

    18  *

    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

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

    21  * have any questions.

    22  */

    23 

    24 

    25 /*

    26  * @test

    27  * @bug 6942649

    28  * @summary add hidden option to identify location and version of javac classes

    29  */

    30 

    31 import java.io.*;

    32 

    33 public class T6942649 {

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

    35         new T6942649().run();

    36     }

    37 

    38     void run() throws Exception {

    39         test("-XDshowClass", "com.sun.tools.javac.Main");

    40         test("-XDshowClass=com.sun.tools.javac.util.Log", "com.sun.tools.javac.util.Log");

    41     }

    42 

    43     void test(String opt, String clazz) throws Exception {

    44         System.err.println("test " + opt);

    45         StringWriter sw = new StringWriter();

    46         PrintWriter pw = new PrintWriter(sw);

    47         int rc = com.sun.tools.javac.Main.compile(new String[] { opt }, pw);

    48         pw.close();

    49         String out = sw.toString();

    50         System.err.println("javac rc=" + rc + "\n" + out);

    51         if (!out.contains(clazz))

    52             throw new Exception("class name not found in output");

    53         int lastDot = clazz.lastIndexOf(".");

    54         if (!out.contains(clazz.substring(lastDot + 1) + ".class"))

    55             throw new Exception("location of class not found in output");

    56         if (!out.contains("MD5 checksum: "))

    57             throw new Exception("checksum not found in output");

    58     }

    59 }