1/*
2 * Copyright (c) 1999, 2013, 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
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23 * questions.
24 */
25package com.sun.tools.jdi;
26
27import com.sun.jdi.connect.*;
28import com.sun.jdi.connect.spi.*;
29import java.util.Map;
30import java.util.HashMap;
31import java.io.IOException;
32
33/*
34 * A ListeningConnector based on the SharedMemoryTransportService
35 */
36public class SharedMemoryListeningConnector extends GenericListeningConnector {
37
38    static final String ARG_NAME = "name";
39
40    public SharedMemoryListeningConnector() {
41        super(new SharedMemoryTransportService());
42
43        addStringArgument(
44            ARG_NAME,
45            getString("memory_listening.name.label"),
46            getString("memory_listening.name"),
47            "",
48            false);
49
50        transport = new Transport() {
51            public String name() {
52                return "dt_shmem";              // compatibility
53            }
54        };
55    }
56
57    // override startListening so that "name" argument can be
58    // converted into "address" argument
59
60    public String
61        startListening(Map<String, ? extends Connector.Argument> args)
62        throws IOException, IllegalConnectorArgumentsException
63    {
64        String name = argument(ARG_NAME, args).value();
65
66        // if the name argument isn't specified then we use the default
67        // address for the transport service.
68        if (name.length() == 0) {
69            assert transportService instanceof SharedMemoryTransportService;
70            SharedMemoryTransportService ts = (SharedMemoryTransportService)transportService;
71            name = ts.defaultAddress();
72        }
73
74        return super.startListening(name, args);
75    }
76
77    public String name() {
78        return "com.sun.jdi.SharedMemoryListen";
79    }
80
81    public String description() {
82       return getString("memory_listening.description");
83    }
84}
85