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1 | /********************************************************************** |
2 | * Copyright (c) 2012 Ericsson | |
3 | * | |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Bernd Hufmann - Initial API and implementation | |
11 | **********************************************************************/ | |
12 | package org.eclipse.linuxtools.lttng.ui.views.control.remote; | |
13 | ||
14 | import org.eclipse.core.commands.ExecutionException; | |
15 | import org.eclipse.core.runtime.Status; | |
16 | import org.eclipse.linuxtools.lttng.ui.views.control.service.CommandShell; | |
17 | import org.eclipse.linuxtools.lttng.ui.views.control.service.ICommandShell; | |
18 | import org.eclipse.rse.core.model.IHost; | |
19 | import org.eclipse.rse.core.model.IRSECallback; | |
20 | import org.eclipse.rse.core.subsystems.ICommunicationsListener; | |
21 | import org.eclipse.rse.core.subsystems.IConnectorService; | |
22 | import org.eclipse.rse.core.subsystems.ISubSystem; | |
23 | import org.eclipse.rse.services.IService; | |
24 | import org.eclipse.rse.services.shells.IShellService; | |
25 | import org.eclipse.rse.services.terminals.ITerminalService; | |
26 | ||
27 | /** | |
28 | * <b><u>RemoteSystemProxy</u></b> | |
29 | * <p> | |
30 | * RemoteSystemProxy implementation. | |
31 | * </p> | |
32 | */ | |
33 | public class RemoteSystemProxy implements IRemoteSystemProxy { | |
34 | ||
35 | // ------------------------------------------------------------------------ | |
36 | // Attributes | |
37 | // ------------------------------------------------------------------------ | |
38 | private IHost fHost; | |
39 | ||
40 | // ------------------------------------------------------------------------ | |
41 | // Constructors | |
42 | // ------------------------------------------------------------------------ | |
43 | public RemoteSystemProxy(IHost host) { | |
44 | fHost = host; | |
45 | } | |
46 | ||
47 | // ------------------------------------------------------------------------ | |
48 | // Operations | |
49 | // ------------------------------------------------------------------------ | |
50 | /* (non-Javadoc) | |
51 | * @see org.eclipse.linuxtools.lttng.ui.views.control.util.IRemoteSystemProxy#getShellService(org.eclipse.rse.core.model.IHost) | |
52 | */ | |
53 | @Override | |
54 | public IShellService getShellService() { | |
55 | ISubSystem ss = getShellServiceSubSystem(); | |
56 | if (ss != null) { | |
57 | return (IShellService)ss.getSubSystemConfiguration().getService(fHost).getAdapter(IShellService.class); | |
58 | } | |
59 | return null; | |
60 | } | |
61 | ||
62 | /* (non-Javadoc) | |
63 | * @see org.eclipse.linuxtools.lttng.ui.views.control.util.IRemoteSystemProxy#getTerminalService() | |
64 | */ | |
65 | @Override | |
66 | public ITerminalService getTerminalService() { | |
67 | ISubSystem ss = getTerminalServiceSubSystem(); | |
68 | if (ss != null) { | |
69 | return (ITerminalService)ss.getSubSystemConfiguration().getService(fHost).getAdapter(ITerminalService.class); | |
70 | } | |
71 | return null; | |
72 | } | |
73 | ||
74 | /* (non-Javadoc) | |
75 | * @see org.eclipse.linuxtools.lttng.ui.views.control.util.IRemoteSystemProxy#getShellServiceSubSystem() | |
76 | */ | |
77 | @Override | |
78 | public ISubSystem getShellServiceSubSystem() { | |
79 | if (fHost == null) { | |
80 | return null; | |
81 | } | |
82 | ISubSystem[] subSystems = fHost.getSubSystems(); | |
83 | IShellService ssvc = null; | |
84 | for (int i = 0; subSystems != null && i < subSystems.length; i++) { | |
85 | IService svc = subSystems[i].getSubSystemConfiguration().getService(fHost); | |
86 | if (svc!=null) { | |
87 | ssvc = (IShellService)svc.getAdapter(IShellService.class); | |
88 | if (ssvc != null) { | |
89 | return subSystems[i]; | |
90 | } | |
91 | } | |
92 | } | |
93 | return null; | |
94 | } | |
95 | ||
96 | /* (non-Javadoc) | |
97 | * @see org.eclipse.linuxtools.lttng.ui.views.control.util.IRemoteSystemProxy#getTerminalServiceSubSystem() | |
98 | */ | |
99 | @Override | |
100 | public ISubSystem getTerminalServiceSubSystem() { | |
101 | if (fHost == null) { | |
102 | return null; | |
103 | } | |
104 | ISubSystem[] subSystems = fHost.getSubSystems(); | |
105 | ITerminalService ssvc = null; | |
106 | for (int i = 0; subSystems != null && i < subSystems.length; i++) { | |
107 | IService svc = subSystems[i].getSubSystemConfiguration().getService(fHost); | |
108 | if (svc!=null) { | |
109 | ssvc = (ITerminalService)svc.getAdapter(ITerminalService.class); | |
110 | if (ssvc != null) { | |
111 | return subSystems[i]; | |
112 | } | |
113 | } | |
114 | } | |
115 | return null; | |
116 | } | |
117 | ||
118 | ||
119 | /* (non-Javadoc) | |
120 | * @see org.eclipse.linuxtools.lttng.ui.views.control.util.IRemoteSystemProxy#connect(org.eclipse.rse.core.model.IRSECallback) | |
121 | */ | |
122 | @Override | |
123 | public void connect(IRSECallback callback) throws ExecutionException { | |
124 | ISubSystem shellSubSystem = getShellServiceSubSystem(); | |
125 | if (shellSubSystem != null) { | |
126 | if (!shellSubSystem.isConnected()) { | |
127 | try { | |
128 | shellSubSystem.connect(false, callback); | |
129 | } catch (Exception e) { | |
130 | throw new ExecutionException(e.toString(), e); | |
131 | } | |
132 | } else { | |
133 | callback.done(Status.OK_STATUS, null); | |
134 | } | |
135 | } | |
136 | } | |
137 | ||
138 | /* (non-Javadoc) | |
139 | * @see org.eclipse.linuxtools.lttng.ui.views.control.util.IRemoteSystemProxy#disconnect() | |
140 | */ | |
141 | @Override | |
142 | public void disconnect() throws ExecutionException { | |
143 | ISubSystem shellSubSystem = getShellServiceSubSystem(); | |
144 | if (shellSubSystem != null) { | |
145 | try { | |
146 | shellSubSystem.disconnect(); | |
147 | } catch (Exception e) { | |
148 | throw new ExecutionException(e.toString(), e); | |
149 | } | |
150 | } | |
151 | } | |
152 | ||
153 | /* (non-Javadoc) | |
154 | * @see org.eclipse.linuxtools.lttng.ui.views.control.util.IRemoteSystemProxy#createCommandShell() | |
155 | */ | |
156 | @Override | |
157 | public ICommandShell createCommandShell() throws ExecutionException { | |
158 | ICommandShell shell = new CommandShell(this); | |
159 | shell.connect(); | |
160 | return shell; | |
161 | } | |
162 | ||
163 | /* (non-Javadoc) | |
164 | * @see org.eclipse.linuxtools.lttng.ui.views.control.util.IRemoteSystemProxy#addCommunicationListener(org.eclipse.rse.core.subsystems.ICommunicationsListener) | |
165 | */ | |
166 | @Override | |
167 | public void addCommunicationListener(ICommunicationsListener listener) { | |
168 | IConnectorService[] css = fHost.getConnectorServices(); | |
169 | for (IConnectorService cs : css) { | |
170 | cs.addCommunicationsListener(listener); | |
171 | } | |
172 | } | |
173 | ||
174 | /* (non-Javadoc) | |
175 | * @see org.eclipse.linuxtools.lttng.ui.views.control.util.IRemoteSystemProxy#removeCommunicationListener(org.eclipse.rse.core.subsystems.ICommunicationsListener) | |
176 | */ | |
177 | @Override | |
178 | public void removeCommunicationListener(ICommunicationsListener listener) { | |
179 | IConnectorService[] css = fHost.getConnectorServices(); | |
180 | for (IConnectorService cs : css) { | |
181 | cs.removeCommunicationsListener(listener); | |
182 | } | |
183 | } | |
184 | } |