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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.internal.lttng2.ui.views.control.handlers; | |
13 | ||
14 | import java.util.Iterator; | |
15 | import java.util.List; | |
16 | ||
17 | import org.eclipse.core.commands.ExecutionEvent; | |
18 | import org.eclipse.core.commands.ExecutionException; | |
19 | import org.eclipse.core.resources.IFolder; | |
20 | import org.eclipse.core.resources.IProject; | |
21 | import org.eclipse.core.runtime.CoreException; | |
22 | import org.eclipse.core.runtime.IProgressMonitor; | |
23 | import org.eclipse.core.runtime.IStatus; | |
24 | import org.eclipse.core.runtime.NullProgressMonitor; | |
25 | import org.eclipse.core.runtime.Status; | |
26 | import org.eclipse.core.runtime.jobs.Job; | |
27 | import org.eclipse.jface.viewers.ISelection; | |
28 | import org.eclipse.jface.viewers.StructuredSelection; | |
29 | import org.eclipse.jface.window.Window; | |
9315aeee | 30 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.TraceSessionState; |
291cbdbf BH |
31 | import org.eclipse.linuxtools.internal.lttng2.ui.Activator; |
32 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.ControlView; | |
291cbdbf | 33 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.IImportDialog; |
f455db37 | 34 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.ImportFileInfo; |
291cbdbf | 35 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.dialogs.TraceControlDialogFactory; |
9315aeee | 36 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.messages.Messages; |
291cbdbf BH |
37 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceSessionComponent; |
38 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceFolder; | |
39 | import org.eclipse.rse.services.clientserver.messages.SystemMessageException; | |
40 | import org.eclipse.rse.services.files.IFileService; | |
41 | import org.eclipse.rse.subsystems.files.core.subsystems.IRemoteFile; | |
42 | import org.eclipse.rse.subsystems.files.core.subsystems.IRemoteFileSubSystem; | |
43 | import org.eclipse.ui.IWorkbenchPage; | |
44 | import org.eclipse.ui.IWorkbenchWindow; | |
45 | import org.eclipse.ui.PlatformUI; | |
46 | ||
47 | /** | |
291cbdbf BH |
48 | * <p> |
49 | * Command handler implementation to import traces from a (remote) session to a tracing project. | |
50 | * </p> | |
dbd4432d BH |
51 | * |
52 | * @author Bernd Hufmann | |
291cbdbf BH |
53 | */ |
54 | public class ImportHandler extends BaseControlViewHandler { | |
55 | ||
56 | // ------------------------------------------------------------------------ | |
57 | // Attributes | |
58 | // ------------------------------------------------------------------------ | |
59 | protected CommandParameter fParam; | |
60 | ||
61 | // ------------------------------------------------------------------------ | |
62 | // Accessors | |
63 | // ------------------------------------------------------------------------ | |
64 | ||
65 | // ------------------------------------------------------------------------ | |
66 | // Operations | |
67 | // ------------------------------------------------------------------------ | |
68 | ||
69 | /* | |
70 | * (non-Javadoc) | |
71 | * @see org.eclipse.core.commands.AbstractHandler#execute(org.eclipse.core.commands.ExecutionEvent) | |
72 | */ | |
73 | @Override | |
74 | public Object execute(ExecutionEvent event) throws ExecutionException { | |
75 | ||
76 | IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); | |
77 | ||
78 | if (window == null) { | |
79 | return false; | |
80 | } | |
81 | ||
82 | fLock.lock(); | |
83 | try { | |
84 | final CommandParameter param = fParam.clone(); | |
85 | ||
86 | final IImportDialog dialog = TraceControlDialogFactory.getInstance().getImportDialog(); | |
87 | dialog.setSession(param.getSession()); | |
88 | ||
89 | if (dialog.open() != Window.OK) { | |
90 | return null; | |
91 | } | |
92 | ||
93 | Job job = new Job(Messages.TraceControl_ImportJob) { | |
94 | @Override | |
95 | protected IStatus run(IProgressMonitor monitor) { | |
96 | try { | |
97 | List<ImportFileInfo> traces = dialog.getTracePathes(); | |
98 | IProject project = dialog.getProject(); | |
99 | ||
100 | for (Iterator<ImportFileInfo> iterator = traces.iterator(); iterator.hasNext();) { | |
101 | ImportFileInfo remoteFile = (ImportFileInfo) iterator.next(); | |
102 | downloadTrace(remoteFile, project); | |
103 | } | |
104 | ||
105 | } catch (ExecutionException e) { | |
f455db37 | 106 | return new Status(Status.ERROR, Activator.PLUGIN_ID, Messages.TraceControl_ImportFailure, e); |
291cbdbf BH |
107 | } |
108 | return Status.OK_STATUS; | |
109 | } | |
110 | }; | |
111 | job.setUser(true); | |
112 | job.schedule(); | |
113 | } finally { | |
114 | fLock.unlock(); | |
115 | } | |
116 | return null; | |
117 | } | |
118 | ||
119 | /* | |
120 | * (non-Javadoc) | |
121 | * @see org.eclipse.core.commands.AbstractHandler#isEnabled() | |
122 | */ | |
123 | @Override | |
124 | public boolean isEnabled() { | |
125 | // Get workbench page for the Control View | |
126 | IWorkbenchPage page = getWorkbenchPage(); | |
127 | if (page == null) { | |
128 | return false; | |
129 | } | |
130 | ||
131 | // Check if one or more session are selected | |
132 | ISelection selection = page.getSelection(ControlView.ID); | |
133 | TraceSessionComponent session = null; | |
134 | if (selection instanceof StructuredSelection) { | |
135 | StructuredSelection structered = ((StructuredSelection) selection); | |
136 | for (Iterator<?> iterator = structered.iterator(); iterator.hasNext();) { | |
137 | Object element = (Object) iterator.next(); | |
138 | if (element instanceof TraceSessionComponent) { | |
139 | // Add only TraceSessionComponents that are inactive and not destroyed | |
140 | TraceSessionComponent tmpSession = (TraceSessionComponent) element; | |
141 | if ((tmpSession.getSessionState() == TraceSessionState.INACTIVE) && (!tmpSession.isDestroyed())) { | |
142 | session = tmpSession; | |
143 | } | |
144 | } | |
145 | } | |
146 | } | |
147 | boolean isEnabled = session != null; | |
148 | ||
149 | fLock.lock(); | |
150 | try { | |
151 | fParam = null; | |
152 | if (isEnabled) { | |
153 | fParam = new CommandParameter(session); | |
154 | } | |
155 | } finally { | |
156 | fLock.unlock(); | |
157 | } | |
158 | return isEnabled; | |
159 | } | |
160 | ||
161 | // ------------------------------------------------------------------------ | |
162 | // Helper methods | |
163 | // ------------------------------------------------------------------------ | |
164 | /** | |
165 | * Downloads a trace from the remote host to the given project. | |
166 | * @param trace - trace information of trace to import | |
167 | * @param project - project to import to | |
168 | * @throws ExecutionException | |
169 | */ | |
170 | private void downloadTrace(ImportFileInfo trace, IProject project) throws ExecutionException { | |
171 | try { | |
172 | IRemoteFileSubSystem fsss = trace.getImportFile().getParentRemoteFileSubSystem(); | |
173 | ||
174 | IFolder traceFolder = project.getFolder(TmfTraceFolder.TRACE_FOLDER_NAME); | |
175 | if (!traceFolder.exists()) { | |
176 | throw new ExecutionException(Messages.TraceControl_ImportDialogInvalidTracingProject + " (" + TmfTraceFolder.TRACE_FOLDER_NAME + ")"); //$NON-NLS-1$//$NON-NLS-2$ | |
177 | } | |
178 | ||
179 | String traceName = trace.getLocalTraceName(); | |
180 | IFolder folder = traceFolder.getFolder(traceName); | |
181 | if (folder.exists()) { | |
182 | if(!trace.isOverwrite()) { | |
183 | throw new ExecutionException(Messages.TraceControl_ImportDialogTraceAlreadyExistError + ": " + traceName); //$NON-NLS-1$ | |
184 | } | |
185 | } else { | |
186 | folder.create(true, true, null); | |
187 | } | |
188 | ||
189 | IRemoteFile[] sources = fsss.list(trace.getImportFile(), IFileService.FILE_TYPE_FILES, new NullProgressMonitor()); | |
190 | ||
191 | String[] destinations = new String[sources.length]; | |
192 | String[] encodings = new String[sources.length]; | |
193 | for (int i = 0; i < sources.length; i++) { | |
194 | destinations[i] = folder.getLocation().addTrailingSeparator().append(sources[i].getName()).toString(); | |
195 | encodings[i] = null; | |
196 | } | |
197 | ||
198 | fsss.downloadMultiple(sources, destinations, encodings, new NullProgressMonitor()); | |
199 | ||
200 | } catch (SystemMessageException e) { | |
9fa32496 | 201 | throw new ExecutionException(e.toString(), e); |
291cbdbf | 202 | } catch (CoreException e) { |
9fa32496 | 203 | throw new ExecutionException(e.toString(), e); |
291cbdbf BH |
204 | } |
205 | } | |
206 | } |