1 /*
   2  * Copyright (c) 1999, 2011, Oracle and/or its affiliates. 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.tools.jdi;
  27 
  28 import com.sun.tools.jdi.*;
  29 import com.sun.jdi.connect.*;
  30 import com.sun.jdi.connect.spi.*;
  31 import com.sun.jdi.VirtualMachine;
  32 import java.util.Map;
  33 import java.io.IOException;
  34 
  35 public class RawCommandLineLauncher extends AbstractLauncher implements LaunchingConnector {
  36 
  37     static private final String ARG_COMMAND = "command";
  38     static private final String ARG_ADDRESS = "address";
  39     static private final String ARG_QUOTE   = "quote";
  40 
  41     TransportService transportService;
  42     Transport transport;
  43 
  44     public TransportService transportService() {
  45         return transportService;
  46     }
  47 
  48     public Transport transport() {
  49         return transport;
  50     }
  51 
  52     public RawCommandLineLauncher() {
  53         super();
  54 
  55         try {
  56             Class<?> c = Class.forName("com.sun.tools.jdi.SharedMemoryTransportService");
  57             transportService = (TransportService)c.newInstance();
  58             transport = new Transport() {
  59                 public String name() {
  60                     return "dt_shmem";
  61                 }
  62             };
  63         } catch (ClassNotFoundException x) {
  64         } catch (UnsatisfiedLinkError x) {
  65         } catch (InstantiationException x) {
  66         } catch (IllegalAccessException x) {
  67         };
  68 
  69         if (transportService == null) {
  70             transportService = new SocketTransportService();
  71             transport = new Transport() {
  72                 public String name() {
  73                     return "dt_socket";
  74                 }
  75             };
  76         }
  77 
  78         addStringArgument(
  79                 ARG_COMMAND,
  80                 getString("raw.command.label"),
  81                 getString("raw.command"),
  82                 "",
  83                 true);
  84         addStringArgument(
  85                 ARG_QUOTE,
  86                 getString("raw.quote.label"),
  87                 getString("raw.quote"),
  88                 "\"",
  89                 true);
  90 
  91         addStringArgument(
  92                 ARG_ADDRESS,
  93                 getString("raw.address.label"),
  94                 getString("raw.address"),
  95                 "",
  96                 true);
  97     }
  98 
  99 
 100     public VirtualMachine
 101         launch(Map<String,? extends Connector.Argument> arguments)
 102         throws IOException, IllegalConnectorArgumentsException,
 103                VMStartException
 104     {
 105         String command = argument(ARG_COMMAND, arguments).value();
 106         String address = argument(ARG_ADDRESS, arguments).value();
 107 
 108         String quote = argument(ARG_QUOTE, arguments).value();
 109 
 110         if (quote.length() > 1) {
 111             throw new IllegalConnectorArgumentsException("Invalid length",
 112                                                          ARG_QUOTE);
 113         }
 114 
 115         TransportService.ListenKey listener = transportService.startListening(address);
 116 
 117         try {
 118             return launch(tokenizeCommand(command, quote.charAt(0)),
 119                           address, listener, transportService);
 120         } finally {
 121             transportService.stopListening(listener);
 122         }
 123     }
 124 
 125     public String name() {
 126         return "com.sun.jdi.RawCommandLineLaunch";
 127     }
 128 
 129     public String description() {
 130         return getString("raw.description");
 131     }
 132 }