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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.model.impl; | |
13 | ||
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14 | import java.util.List; |
15 | ||
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16 | import org.eclipse.core.commands.ExecutionException; |
17 | import org.eclipse.core.runtime.IProgressMonitor; | |
18 | import org.eclipse.core.runtime.NullProgressMonitor; | |
19 | import org.eclipse.linuxtools.lttng.ui.LTTngUiPlugin; | |
20 | import org.eclipse.linuxtools.lttng.ui.views.control.Messages; | |
21 | import org.eclipse.linuxtools.lttng.ui.views.control.model.IDomainInfo; | |
22 | import org.eclipse.linuxtools.lttng.ui.views.control.model.ISessionInfo; | |
23 | import org.eclipse.linuxtools.lttng.ui.views.control.model.ITraceControlComponent; | |
24 | import org.eclipse.linuxtools.lttng.ui.views.control.model.TraceSessionState; | |
06b9339e | 25 | import org.eclipse.linuxtools.lttng.ui.views.control.property.TraceSessionPropertySource; |
eb1bab5b | 26 | import org.eclipse.swt.graphics.Image; |
06b9339e | 27 | import org.eclipse.ui.views.properties.IPropertySource; |
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28 | |
29 | /** | |
30 | * <b><u>TraceSessionComponent</u></b> | |
31 | * <p> | |
32 | * Implementation of the trace session component. | |
33 | * </p> | |
34 | */ | |
35 | public class TraceSessionComponent extends TraceControlComponent { | |
36 | ||
37 | // ------------------------------------------------------------------------ | |
38 | // Constants | |
39 | // ------------------------------------------------------------------------ | |
40 | /** | |
41 | * Path to icon file for this component (inactive state). | |
42 | */ | |
43 | public static final String TRACE_SESSION_ICON_FILE_INACTIVE = "icons/obj16/session_inactive.gif"; //$NON-NLS-1$ | |
44 | /** | |
45 | * Path to icon file for this component (active state). | |
46 | */ | |
47 | public static final String TRACE_SESSION_ICON_FILE_ACTIVE = "icons/obj16/session_active.gif"; //$NON-NLS-1$ | |
48 | /** | |
49 | * Path to icon file for this component (destroyed state). | |
50 | */ | |
51 | public static final String TRACE_SESSION_ICON_FILE_DESTROYED = "icons/obj16/session_destroyed.gif"; //$NON-NLS-1$ | |
52 | ||
53 | // ------------------------------------------------------------------------ | |
54 | // Attributes | |
55 | // ------------------------------------------------------------------------ | |
56 | /** | |
57 | * The session information. | |
58 | */ | |
59 | private ISessionInfo fSessionInfo = null; | |
60 | /** | |
61 | * A flag to indicate if session has been destroyed. | |
62 | */ | |
63 | private boolean fIsDestroyed = false; | |
64 | /** | |
65 | * The image to be displayed in state active. | |
66 | */ | |
67 | private Image fActiveImage = null; | |
68 | /** | |
69 | * The image to be displayed in state destroyed | |
70 | */ | |
71 | private Image fDestroyedImage = null; | |
72 | ||
73 | // ------------------------------------------------------------------------ | |
74 | // Constructors | |
75 | // ------------------------------------------------------------------------ | |
76 | /** | |
77 | * Constructor | |
78 | * @param name - the name of the component. | |
79 | * @param parent - the parent of this component. | |
80 | */ | |
81 | public TraceSessionComponent(String name, ITraceControlComponent parent) { | |
82 | super(name, parent); | |
83 | setImage(TRACE_SESSION_ICON_FILE_INACTIVE); | |
84 | setToolTip(Messages.TraceControl_SessionDisplayName); | |
85 | fSessionInfo = new SessionInfo(name); | |
86 | fActiveImage = LTTngUiPlugin.getDefault().loadIcon(TRACE_SESSION_ICON_FILE_ACTIVE); | |
87 | fDestroyedImage = LTTngUiPlugin.getDefault().loadIcon(TRACE_SESSION_ICON_FILE_DESTROYED); | |
88 | } | |
89 | ||
90 | // ------------------------------------------------------------------------ | |
91 | // Accessors | |
92 | // ------------------------------------------------------------------------ | |
93 | /* | |
94 | * (non-Javadoc) | |
95 | * @see org.eclipse.linuxtools.lttng.ui.views.control.model.impl.TraceControlComponent#getImage() | |
96 | */ | |
97 | @Override | |
98 | public Image getImage() { | |
99 | if (fIsDestroyed) { | |
100 | return fDestroyedImage; | |
101 | } | |
102 | ||
103 | if (fSessionInfo.getSessionState() == TraceSessionState.INACTIVE) { | |
104 | return super.getImage(); | |
105 | } | |
106 | ||
107 | return fActiveImage; | |
108 | } | |
109 | ||
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110 | /** |
111 | * @return the whether the session is destroyed or not. | |
112 | */ | |
113 | public boolean isDestroyed() { | |
114 | return fIsDestroyed; | |
115 | } | |
bbb3538a | 116 | |
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117 | /** |
118 | * Sets the session destroyed state to the given value. | |
119 | * @param destroyed - value to set. | |
120 | */ | |
121 | public void setDestroyed(boolean destroyed) { | |
122 | fIsDestroyed = destroyed; | |
123 | } | |
bbb3538a | 124 | |
eb1bab5b BH |
125 | /** |
126 | * @return the session state state (active or inactive). | |
127 | */ | |
128 | public TraceSessionState getSessionState() { | |
129 | return fSessionInfo.getSessionState(); | |
130 | } | |
131 | ||
132 | /** | |
133 | * Sets the session state to the given value. | |
134 | * @param state - state to set. | |
135 | */ | |
136 | public void setSessionState(TraceSessionState state) { | |
137 | fSessionInfo.setSessionState(state); | |
138 | } | |
bbb3538a | 139 | |
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140 | /** |
141 | * Sets the event state to the value specified by the given name. | |
142 | * @param stateName - state to set. | |
143 | */ | |
144 | public void setSessionState(String stateName) { | |
145 | fSessionInfo.setSessionState(stateName); | |
146 | } | |
147 | ||
148 | /** | |
149 | * @return path string where session is located. | |
150 | */ | |
151 | public String getSessionPath() { | |
152 | return fSessionInfo.getSessionPath(); | |
153 | } | |
154 | ||
155 | /** | |
156 | * Sets the path string (where session is located) to the given value. | |
157 | * @param path - session path to set. | |
158 | */ | |
159 | public void setSessionPath(String sessionPath) { | |
160 | fSessionInfo.setSessionPath(sessionPath); | |
161 | } | |
162 | ||
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163 | /* |
164 | * (non-Javadoc) | |
165 | * @see org.eclipse.linuxtools.lttng.ui.views.control.model.impl.TraceControlComponent#getAdapter(java.lang.Class) | |
166 | */ | |
167 | @SuppressWarnings("rawtypes") | |
168 | @Override | |
169 | public Object getAdapter(Class adapter) { | |
170 | if (adapter == IPropertySource.class) { | |
171 | return new TraceSessionPropertySource(this); | |
172 | } | |
173 | return null; | |
174 | } | |
bbb3538a | 175 | |
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176 | /** |
177 | * @return all available domains of this session. | |
178 | */ | |
179 | public TraceDomainComponent[] getDomains() { | |
180 | List<ITraceControlComponent> sessions = getChildren(TraceDomainComponent.class); | |
181 | return (TraceDomainComponent[])sessions.toArray(new TraceDomainComponent[sessions.size()]); | |
182 | } | |
183 | ||
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184 | // ------------------------------------------------------------------------ |
185 | // Operations | |
186 | // ------------------------------------------------------------------------ | |
187 | /** | |
188 | * Retrieves the session configuration from the node. | |
189 | * @throws ExecutionException | |
190 | */ | |
191 | public void getConfigurationFromNode() throws ExecutionException { | |
192 | getConfigurationFromNode(new NullProgressMonitor()); | |
193 | } | |
194 | ||
195 | /** | |
196 | * Retrieves the session configuration from the node. | |
197 | * @param monitor - a progress monitor | |
198 | * @throws ExecutionException | |
199 | */ | |
200 | public void getConfigurationFromNode(IProgressMonitor monitor) throws ExecutionException { | |
bbb3538a | 201 | removeAllChildren(); |
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202 | fSessionInfo = getControlService().getSession(getName(), monitor); |
203 | IDomainInfo[] domains = fSessionInfo.getDomains(); | |
204 | for (int i = 0; i < domains.length; i++) { | |
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205 | TraceDomainComponent domainComponent = new TraceDomainComponent(domains[i].getName(), this); |
206 | addChild(domainComponent); | |
207 | domainComponent.setDomainInfo(domains[i]); | |
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208 | } |
209 | } | |
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210 | |
211 | /** | |
212 | * Starts the session. | |
213 | * throws ExecutionExecption | |
214 | */ | |
215 | public void startSession() throws ExecutionException { | |
216 | startSession(new NullProgressMonitor()); | |
217 | } | |
218 | ||
219 | /** | |
220 | * Starts the session. | |
221 | * @param monitor - a progress monitor | |
222 | * throws ExecutionExecption | |
223 | */ | |
224 | public void startSession(IProgressMonitor monitor) throws ExecutionException { | |
225 | getControlService().startSession(getName(), monitor); | |
226 | } | |
227 | ||
228 | /** | |
229 | * Starts the session. | |
230 | * throws ExecutionExecption | |
231 | */ | |
232 | public void stopSession() throws ExecutionException { | |
233 | startSession(new NullProgressMonitor()); | |
234 | } | |
235 | ||
236 | /** | |
237 | * Starts the session. | |
238 | * @param monitor - a progress monitor | |
239 | * throws ExecutionExecption | |
240 | */ | |
241 | public void stopSession(IProgressMonitor monitor) throws ExecutionException { | |
242 | getControlService().stopSession(getName(), monitor); | |
243 | } | |
244 | ||
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245 | /** |
246 | * Enables a list of events with no additional parameters. | |
247 | * @param eventNames - a list of event names to enabled. | |
248 | * @param isKernel - a flag for indicating kernel or UST. | |
249 | * @throws ExecutionException | |
250 | */ | |
251 | public void enableEvent(List<String> eventNames, boolean isKernel) throws ExecutionException { | |
252 | enableEvent(eventNames, isKernel, new NullProgressMonitor()); | |
253 | } | |
254 | ||
255 | /** | |
256 | * Enables a list of events with no additional parameters. | |
257 | * @param eventNames - a list of event names to enabled. | |
258 | * @param isKernel - a flag for indicating kernel or UST. | |
259 | * @param monitor - a progress monitor | |
260 | * @throws ExecutionException | |
261 | */ | |
262 | public void enableEvent(List<String> eventNames, boolean isKernel, IProgressMonitor monitor) throws ExecutionException { | |
263 | getControlService().enableEvent(getName(), null, eventNames, isKernel, monitor); | |
264 | } | |
eb1bab5b | 265 | } |