1 
   2 /*
   3  * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  */
  24 
  25 import nsk.share.*;
  26 import nsk.share.jpda.*;
  27 import nsk.share.jdi.*;
  28 
  29 /**
  30  * Launches a new Java process that uses a communication pipe to interact
  31  * with the test.
  32  */
  33 
  34 public class TestProcessLauncher {
  35 
  36     private final String className;
  37     private final ArgumentHandler argHandler;
  38 
  39     private IOPipe pipe;
  40 
  41     public TestProcessLauncher(String className, ArgumentHandler argHandler) {
  42         this.className = className;
  43         this.argHandler = argHandler;
  44     }
  45 
  46     public TestProcessLauncher(String className) {
  47         this(className, new ArgumentHandler(new String[0]));
  48     }
  49 
  50     public Process launch() {
  51 
  52         String java = argHandler.getLaunchExecPath();
  53 
  54         Log log = new Log(System.out, argHandler);
  55         Binder binder = new Binder(argHandler, log);
  56         binder.prepareForPipeConnection(argHandler);
  57 
  58         String cmd = java + " " + className + " -pipe.port=" + argHandler.getPipePort();
  59 
  60         Debugee debuggee = binder.startLocalDebugee(cmd);
  61         debuggee.redirectOutput(log);
  62 
  63         pipe = new IOPipe(debuggee);
  64 
  65         String line = pipe.readln();
  66         if (!"ready".equals(line)) {
  67             System.out.println("Wrong reply received:" + line);
  68         }
  69         return debuggee.getProcess();
  70     }
  71 
  72     public void quit() {
  73         if (pipe != null) {
  74             pipe.println("quit");
  75         }
  76     }
  77 
  78 }