1 /*

     2  * Copyright 2002-2006 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  *   @test       NoLaunchOptionTest.java

    26  *   @bug        4554734 4724714

    27  *   @summary    Test for -Xrunjdwp:[onthrow,onuncaught] suboptions require launch suboption

    28  *   @author     Tim Bell

    29  *

    30  *  @run compile -g NoLaunchOptionTest.java

    31  *  @build VMConnection

    32  *  @run main/othervm NoLaunchOptionTest

    33  */

    34 public class NoLaunchOptionTest extends Object {

    35     private Process subprocess;

    36     private int subprocessStatus;

    37     private static final String CR = System.getProperty("line.separator");

    38     private static final int BUFFERSIZE = 4096;

    39     public static final int RETSTAT = 0;

    40     public static final int STDOUT = 1;

    41     public static final int STDERR = 2;

    42 

    43     /**

    44      * Run an arbitrary command and return the results to caller.

    45      *

    46      * @param an array of String containing the command

    47      *        to run and any flags or parameters to the command.

    48      *

    49      * @return completion status, stderr and stdout as array of String

    50      *  Look for:

    51      *    return status in result[NoLaunchOptionTest.RETSTAT]

    52      *    standard out in result[NoLaunchOptionTest.STDOUT]

    53      *    standard err in result[NoLaunchOptionTest.STDERR]

    54      *

    55      */

    56     public String[] run (String[] cmdStrings) {

    57         StringBuffer stdoutBuffer = new StringBuffer();

    58         StringBuffer stderrBuffer = new StringBuffer();

    59 

    60         System.out.print(CR + "runCommand method about to execute: ");

    61         for (int iNdx = 0; iNdx < cmdStrings.length; iNdx++) {

    62             System.out.print(" ");

    63             System.out.print(cmdStrings[iNdx]);

    64         }

    65         System.out.println(CR);

    66         try {

    67             Process process = Runtime.getRuntime().exec(cmdStrings);

    68             /*

    69              * Gather up the output of the subprocess using non-blocking

    70              * reads so we can get both the subprocess stdout and the

    71              * subprocess stderr without overfilling any buffers.

    72              */

    73             java.io.BufferedInputStream is =

    74                 new java.io.BufferedInputStream(process.getInputStream());

    75             int isLen = 0;

    76             byte[] isBuf = new byte[BUFFERSIZE];

    77 

    78             java.io.BufferedInputStream es =

    79                 new java.io.BufferedInputStream(process.getErrorStream());

    80             int esLen = 0;

    81             byte[] esBuf = new byte[BUFFERSIZE];

    82 

    83             do {

    84                 isLen = is.read(isBuf);

    85                 if (isLen > 0) {

    86                     stdoutBuffer.append(

    87                                         new String(isBuf, 0, isLen));

    88                 }

    89                 esLen = es.read(esBuf);

    90                 if (esLen > 0) {

    91                     stderrBuffer.append(

    92                                         new String(esBuf, 0, esLen));

    93                 }

    94             } while ((isLen > -1) || (esLen > -1));

    95             try {

    96                 process.waitFor();

    97                 subprocessStatus = process.exitValue();

    98                 process = null;

    99             } catch(java.lang.InterruptedException e) {

   100                 System.err.println("InterruptedException: " + e);

   101             }

   102 

   103         } catch(java.io.IOException ex) {

   104             System.err.println("IO error: " + ex);

   105         }

   106         String[] result =

   107             new String[] {

   108                 Integer.toString(subprocessStatus),

   109                 stdoutBuffer.toString(),

   110                 stderrBuffer.toString()

   111         };

   112 

   113         System.out.println(CR + "--- Return code was: " +

   114                            CR + result[RETSTAT]);

   115         System.out.println(CR + "--- Return stdout was: " +

   116                            CR + result[STDOUT]);

   117         System.out.println(CR + "--- Return stderr was: " +

   118                            CR + result[STDERR]);

   119 

   120         return result;

   121     }

   122 

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

   124         String javaExe = System.getProperty("java.home") +

   125             java.io.File.separator + "bin" +

   126             java.io.File.separator + "java";

   127         String targetClass = "NotAClass";

   128         String cmds [] = {javaExe,

   129                           "-agentlib:jdwp=transport=dt_socket,address=8000," +

   130                           "onthrow=java.lang.ClassNotFoundException,suspend=n",

   131                           targetClass};

   132         NoLaunchOptionTest myTest = new NoLaunchOptionTest();

   133         String results [] = myTest.run(VMConnection.insertDebuggeeVMOptions(cmds));

   134         if ((results[RETSTAT].equals("1")) &&

   135             (results[STDERR].startsWith("ERROR:"))) {

   136             System.out.println("Test passed: status = 1 with warning messages " +

   137                                "is expected and normal for this test");

   138         } else {

   139             throw new Exception("Test failed: unspecified test failure");

   140         }

   141     }

   142 

   143 }