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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; | |
26 | import org.eclipse.linuxtools.lttng.ui.views.control.dialogs.CreateSessionDialog; | |
27 | import org.eclipse.linuxtools.lttng.ui.views.control.dialogs.ICreateSessionDialog; | |
28 | import org.eclipse.linuxtools.lttng.ui.views.control.model.impl.TraceSessionGroup; | |
29 | import org.eclipse.ui.IWorkbenchPage; | |
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30 | import org.eclipse.ui.IWorkbenchWindow; |
31 | import org.eclipse.ui.PlatformUI; | |
32 | ||
33 | /** | |
34 | * <b><u>CreateSessionHandler</u></b> | |
35 | * <p> | |
36 | * Command handler implementation to create a trace session. | |
37 | * </p> | |
38 | */ | |
498704b3 | 39 | public class CreateSessionHandler extends BaseControlViewHandler { |
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40 | |
41 | // ------------------------------------------------------------------------ | |
42 | // Attributes | |
43 | // ------------------------------------------------------------------------ | |
44 | /** | |
45 | * The trace session group the command is to be executed on. | |
46 | */ | |
47 | private TraceSessionGroup fSessionGroup = null; | |
48 | ||
49 | // ------------------------------------------------------------------------ | |
50 | // Operations | |
51 | // ------------------------------------------------------------------------ | |
52 | /* | |
53 | * (non-Javadoc) | |
54 | * @see org.eclipse.core.commands.AbstractHandler#execute(org.eclipse.core.commands.ExecutionEvent) | |
55 | */ | |
56 | @Override | |
57 | public Object execute(ExecutionEvent event) throws ExecutionException { | |
58 | IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); | |
59 | if (window == null) { | |
60 | return false; | |
61 | } | |
62 | ||
63 | // Open dialog box for the node name and address | |
64 | ICreateSessionDialog dialog = new CreateSessionDialog(window.getShell(), fSessionGroup); | |
65 | ||
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66 | if (dialog.open() != Window.OK) { |
67 | return null; | |
bbb3538a | 68 | } |
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69 | |
70 | final String sessionName = dialog.getSessionName(); | |
71 | final String sessionPath = dialog.isDefaultSessionPath() ? null : dialog.getSessionPath(); | |
72 | ||
73 | Job job = new Job(Messages.TraceControl_CreateSessionJob) { | |
74 | @Override | |
75 | protected IStatus run(IProgressMonitor monitor) { | |
76 | try { | |
77 | fSessionGroup.createSession(sessionName, sessionPath, monitor); | |
78 | } catch (ExecutionException e) { | |
79 | return new Status(Status.ERROR, LTTngUiPlugin.PLUGIN_ID, e.toString()); | |
80 | } | |
81 | return Status.OK_STATUS; | |
82 | } | |
83 | }; | |
84 | job.setUser(true); | |
85 | job.schedule(); | |
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86 | |
87 | return null; | |
88 | } | |
89 | ||
90 | /* | |
91 | * (non-Javadoc) | |
92 | * @see org.eclipse.core.commands.AbstractHandler#isEnabled() | |
93 | */ | |
94 | @Override | |
95 | public boolean isEnabled() { | |
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96 | |
97 | // Get workbench page for the Control View | |
98 | IWorkbenchPage page = getWorkbenchPage(); | |
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99 | if (page == null) { |
100 | return false; | |
101 | } | |
102 | ||
498704b3 | 103 | fSessionGroup = null; |
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104 | |
105 | // Check if the session group project is selected | |
106 | ISelection selection = page.getSelection(ControlView.ID); | |
107 | if (selection instanceof StructuredSelection) { | |
108 | Object element = ((StructuredSelection) selection).getFirstElement(); | |
109 | fSessionGroup = (element instanceof TraceSessionGroup) ? (TraceSessionGroup) element : null; | |
110 | } | |
111 | return fSessionGroup != null; | |
112 | } | |
113 | } |