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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.handlers; | |
13 | ||
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14 | import org.eclipse.core.commands.ExecutionEvent; |
15 | import org.eclipse.core.commands.ExecutionException; | |
16 | import org.eclipse.core.runtime.IProgressMonitor; | |
17 | import org.eclipse.core.runtime.IStatus; | |
18 | import org.eclipse.core.runtime.Status; | |
19 | import org.eclipse.core.runtime.jobs.Job; | |
20 | import org.eclipse.jface.viewers.ISelection; | |
21 | import org.eclipse.jface.viewers.StructuredSelection; | |
22 | import org.eclipse.jface.window.Window; | |
23 | import org.eclipse.linuxtools.lttng.ui.LTTngUiPlugin; | |
24 | import org.eclipse.linuxtools.lttng.ui.views.control.ControlView; | |
25 | import org.eclipse.linuxtools.lttng.ui.views.control.Messages; | |
bbb3538a | 26 | import org.eclipse.linuxtools.lttng.ui.views.control.dialogs.ICreateSessionDialog; |
d132bcc7 | 27 | import org.eclipse.linuxtools.lttng.ui.views.control.dialogs.TraceControlDialogFactory; |
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28 | import org.eclipse.linuxtools.lttng.ui.views.control.model.impl.TraceSessionGroup; |
29 | import org.eclipse.ui.IWorkbenchPage; | |
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30 | |
31 | /** | |
32 | * <b><u>CreateSessionHandler</u></b> | |
33 | * <p> | |
34 | * Command handler implementation to create a trace session. | |
35 | * </p> | |
36 | */ | |
498704b3 | 37 | public class CreateSessionHandler extends BaseControlViewHandler { |
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38 | |
39 | // ------------------------------------------------------------------------ | |
40 | // Attributes | |
41 | // ------------------------------------------------------------------------ | |
42 | /** | |
43 | * The trace session group the command is to be executed on. | |
44 | */ | |
45 | private TraceSessionGroup fSessionGroup = null; | |
46 | ||
47 | // ------------------------------------------------------------------------ | |
48 | // Operations | |
49 | // ------------------------------------------------------------------------ | |
50 | /* | |
51 | * (non-Javadoc) | |
52 | * @see org.eclipse.core.commands.AbstractHandler#execute(org.eclipse.core.commands.ExecutionEvent) | |
53 | */ | |
54 | @Override | |
55 | public Object execute(ExecutionEvent event) throws ExecutionException { | |
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56 | |
57 | // Open dialog box for the node name and address | |
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58 | ICreateSessionDialog dialog = TraceControlDialogFactory.getInstance().getCreateSessionDialog(); |
59 | dialog.setTraceSessionGroup(fSessionGroup); | |
bbb3538a | 60 | |
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61 | if (dialog.open() != Window.OK) { |
62 | return null; | |
bbb3538a | 63 | } |
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64 | |
65 | final String sessionName = dialog.getSessionName(); | |
66 | final String sessionPath = dialog.isDefaultSessionPath() ? null : dialog.getSessionPath(); | |
67 | ||
68 | Job job = new Job(Messages.TraceControl_CreateSessionJob) { | |
69 | @Override | |
70 | protected IStatus run(IProgressMonitor monitor) { | |
71 | try { | |
72 | fSessionGroup.createSession(sessionName, sessionPath, monitor); | |
73 | } catch (ExecutionException e) { | |
74 | return new Status(Status.ERROR, LTTngUiPlugin.PLUGIN_ID, e.toString()); | |
75 | } | |
76 | return Status.OK_STATUS; | |
77 | } | |
78 | }; | |
79 | job.setUser(true); | |
80 | job.schedule(); | |
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81 | |
82 | return null; | |
83 | } | |
84 | ||
85 | /* | |
86 | * (non-Javadoc) | |
87 | * @see org.eclipse.core.commands.AbstractHandler#isEnabled() | |
88 | */ | |
89 | @Override | |
90 | public boolean isEnabled() { | |
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91 | |
92 | // Get workbench page for the Control View | |
93 | IWorkbenchPage page = getWorkbenchPage(); | |
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94 | if (page == null) { |
95 | return false; | |
96 | } | |
97 | ||
498704b3 | 98 | fSessionGroup = null; |
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99 | |
100 | // Check if the session group project is selected | |
101 | ISelection selection = page.getSelection(ControlView.ID); | |
102 | if (selection instanceof StructuredSelection) { | |
103 | Object element = ((StructuredSelection) selection).getFirstElement(); | |
104 | fSessionGroup = (element instanceof TraceSessionGroup) ? (TraceSessionGroup) element : null; | |
105 | } | |
106 | return fSessionGroup != null; | |
107 | } | |
108 | } |