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828e5592 PT |
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 | * Patrick Tasse - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
d34665f9 | 13 | package org.eclipse.linuxtools.internal.tmf.ui.project.handlers; |
828e5592 PT |
14 | |
15 | import java.io.File; | |
16 | import java.lang.reflect.InvocationTargetException; | |
17 | import java.util.LinkedList; | |
18 | import java.util.List; | |
19 | import java.util.Map; | |
20 | ||
21 | import org.eclipse.core.resources.IFile; | |
22 | import org.eclipse.core.resources.IFolder; | |
23 | import org.eclipse.core.resources.IProject; | |
24 | import org.eclipse.core.resources.IResource; | |
25 | import org.eclipse.core.resources.IWorkspace; | |
26 | import org.eclipse.core.resources.ResourcesPlugin; | |
27 | import org.eclipse.core.runtime.CoreException; | |
28 | import org.eclipse.core.runtime.IPath; | |
29 | import org.eclipse.core.runtime.IStatus; | |
30 | import org.eclipse.core.runtime.NullProgressMonitor; | |
31 | import org.eclipse.core.runtime.Path; | |
32 | import org.eclipse.core.runtime.QualifiedName; | |
33 | import org.eclipse.core.runtime.Status; | |
34 | import org.eclipse.jface.viewers.IStructuredSelection; | |
35 | import org.eclipse.linuxtools.tmf.ui.project.model.ITmfProjectModelElement; | |
36 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfExperimentElement; | |
37 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfProjectElement; | |
38 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfProjectRegistry; | |
39 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceElement; | |
40 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceFolder; | |
41 | import org.eclipse.swt.dnd.DND; | |
42 | import org.eclipse.swt.dnd.DropTargetEvent; | |
43 | import org.eclipse.swt.dnd.FileTransfer; | |
44 | import org.eclipse.swt.dnd.TransferData; | |
45 | import org.eclipse.swt.widgets.MessageBox; | |
46 | import org.eclipse.ui.PlatformUI; | |
47 | import org.eclipse.ui.dialogs.IOverwriteQuery; | |
48 | import org.eclipse.ui.navigator.CommonDropAdapter; | |
49 | import org.eclipse.ui.navigator.CommonDropAdapterAssistant; | |
50 | import org.eclipse.ui.wizards.datatransfer.FileSystemStructureProvider; | |
51 | import org.eclipse.ui.wizards.datatransfer.ImportOperation; | |
52 | ||
53 | /** | |
54 | * Drop adapter assistant for project explorer | |
55 | */ | |
56 | public class DropAdapterAssistant extends CommonDropAdapterAssistant { | |
57 | ||
58 | /** | |
59 | * Default constructor | |
60 | */ | |
61 | public DropAdapterAssistant() { | |
62 | } | |
63 | ||
64 | /* (non-Javadoc) | |
65 | * @see org.eclipse.ui.navigator.CommonDropAdapterAssistant#isSupportedType(org.eclipse.swt.dnd.TransferData) | |
66 | */ | |
67 | @Override | |
68 | public boolean isSupportedType(TransferData aTransferType) { | |
69 | return super.isSupportedType(aTransferType) || FileTransfer.getInstance().isSupportedType(aTransferType); | |
70 | } | |
71 | ||
72 | /* (non-Javadoc) | |
73 | * @see org.eclipse.ui.navigator.CommonDropAdapterAssistant#validateDrop(java.lang.Object, int, org.eclipse.swt.dnd.TransferData) | |
74 | */ | |
75 | @Override | |
76 | public IStatus validateDrop(Object target, int operation, TransferData transferType) { | |
77 | if (target instanceof TmfTraceFolder) { | |
78 | getCommonDropAdapter().overrideOperation(DND.DROP_COPY); | |
79 | return Status.OK_STATUS; | |
80 | } | |
81 | if (target instanceof TmfExperimentElement) { | |
82 | getCommonDropAdapter().overrideOperation(DND.DROP_LINK); | |
83 | return Status.OK_STATUS; | |
84 | } | |
85 | if (target instanceof TmfTraceElement) { | |
86 | ITmfProjectModelElement parent = ((TmfTraceElement) target).getParent(); | |
87 | if (parent instanceof TmfTraceFolder) { | |
88 | getCommonDropAdapter().overrideOperation(DND.DROP_COPY); | |
89 | return Status.OK_STATUS; | |
90 | } | |
91 | if (parent instanceof TmfExperimentElement) { | |
92 | getCommonDropAdapter().overrideOperation(DND.DROP_LINK); | |
93 | return Status.OK_STATUS; | |
94 | } | |
95 | } | |
96 | if (target instanceof IProject) { | |
97 | getCommonDropAdapter().overrideOperation(DND.DROP_COPY); | |
98 | return Status.OK_STATUS; | |
99 | } | |
100 | return Status.CANCEL_STATUS; | |
101 | } | |
102 | ||
103 | /* (non-Javadoc) | |
104 | * @see org.eclipse.ui.navigator.CommonDropAdapterAssistant#handleDrop(org.eclipse.ui.navigator.CommonDropAdapter, org.eclipse.swt.dnd.DropTargetEvent, java.lang.Object) | |
105 | */ | |
106 | @Override | |
107 | public IStatus handleDrop(CommonDropAdapter aDropAdapter, DropTargetEvent aDropTargetEvent, Object aTarget) { | |
108 | boolean ok = false; | |
109 | ||
110 | // If target is a trace, use its parent (either trace folder or experiment) | |
111 | if (aTarget instanceof TmfTraceElement) { | |
112 | aTarget = ((TmfTraceElement) aTarget).getParent(); | |
113 | } | |
114 | ||
115 | // If target is a project, use its trace folder | |
116 | if (aTarget instanceof IProject) { | |
117 | TmfProjectElement projectElement = TmfProjectRegistry.getProject((IProject) aTarget); | |
118 | if (projectElement != null) { | |
119 | aTarget = projectElement.getTracesFolder(); | |
120 | } | |
121 | } | |
122 | ||
123 | if (aDropTargetEvent.data instanceof IStructuredSelection) { | |
124 | IStructuredSelection selection = (IStructuredSelection) aDropTargetEvent.data; | |
125 | for (Object source : selection.toArray()) { | |
126 | if (source instanceof IResource) { | |
127 | // If source resource is a trace, use the trace element | |
128 | IResource sourceResource = (IResource) source; | |
129 | TmfProjectElement projectElement = TmfProjectRegistry.getProject(sourceResource.getProject()); | |
130 | if (projectElement != null && projectElement.getTracesFolder() != null) { | |
131 | for (TmfTraceElement trace : projectElement.getTracesFolder().getTraces()) { | |
132 | if (trace.getResource().equals(sourceResource)) { | |
133 | source = trace; | |
134 | break; | |
135 | } | |
136 | } | |
137 | } | |
138 | } | |
139 | if (source instanceof TmfTraceElement) { | |
140 | TmfTraceElement sourceTrace = (TmfTraceElement) source; | |
141 | // If source trace is under an experiment, use the original trace from the traces folder | |
142 | if (sourceTrace.getParent() instanceof TmfExperimentElement) { | |
143 | for (TmfTraceElement trace : sourceTrace.getProject().getTracesFolder().getTraces()) { | |
144 | if (trace.getName().equals(sourceTrace.getName())) { | |
145 | sourceTrace = trace; | |
146 | break; | |
147 | } | |
148 | } | |
149 | } | |
150 | IResource sourceResource = sourceTrace.getResource(); | |
151 | if (aTarget instanceof TmfExperimentElement) { | |
152 | TmfExperimentElement targetExperiment = (TmfExperimentElement) aTarget; | |
153 | ok |= drop(sourceResource, targetExperiment); | |
154 | } else if (aTarget instanceof TmfTraceFolder) { | |
155 | TmfTraceFolder traceFolder = (TmfTraceFolder) aTarget; | |
156 | ok |= drop(sourceResource, traceFolder); | |
157 | } | |
158 | } else if (source instanceof IResource) { | |
159 | IResource sourceResource = (IResource) source; | |
160 | if (sourceResource.getType() != IResource.FILE && sourceResource.getType() != IResource.FOLDER) { | |
161 | continue; | |
162 | } | |
163 | if (aTarget instanceof TmfExperimentElement) { | |
164 | TmfExperimentElement targetExperiment = (TmfExperimentElement) aTarget; | |
165 | ok |= drop(sourceResource, targetExperiment); | |
166 | } else if (aTarget instanceof TmfTraceFolder) { | |
167 | TmfTraceFolder traceFolder = (TmfTraceFolder) aTarget; | |
168 | ok |= drop(sourceResource, traceFolder); | |
169 | } | |
170 | } | |
171 | } | |
172 | } else if (aDropTargetEvent.data instanceof String[]) { | |
173 | String[] sources = (String[]) aDropTargetEvent.data; | |
174 | for (String source : sources) { | |
175 | Path path = new Path(source); | |
176 | if (aTarget instanceof TmfExperimentElement) { | |
177 | TmfExperimentElement targetExperiment = (TmfExperimentElement) aTarget; | |
178 | ok |= drop(path, targetExperiment); | |
179 | } else if (aTarget instanceof TmfTraceFolder) { | |
180 | TmfTraceFolder traceFolder = (TmfTraceFolder) aTarget; | |
181 | ok |= drop(path, traceFolder); | |
182 | } | |
183 | } | |
184 | } | |
185 | return (ok ? Status.OK_STATUS : Status.CANCEL_STATUS); | |
186 | } | |
187 | ||
188 | /** | |
189 | * Drop a trace by copying a resource in a target experiment | |
190 | * | |
191 | * @param sourceResource the source resource | |
192 | * @param targetExperiment the target experiment | |
193 | * @return true if successful | |
194 | */ | |
195 | private boolean drop(IResource sourceResource, TmfExperimentElement targetExperiment) { | |
196 | boolean doit = true; | |
197 | TmfProjectElement projectElement = TmfProjectRegistry.getProject(sourceResource.getProject()); | |
198 | for (TmfTraceElement trace : targetExperiment.getTraces()) { | |
199 | if (trace.getName().equals(sourceResource.getName())) { | |
200 | doit = false; | |
201 | break; | |
202 | } | |
203 | } | |
204 | if (doit && !targetExperiment.getProject().equals(projectElement)) { | |
205 | for (TmfTraceElement trace : targetExperiment.getProject().getTracesFolder().getTraces()) { | |
206 | if (trace.getName().equals(sourceResource.getName())) { | |
207 | doit = false; | |
208 | break; | |
209 | } | |
210 | } | |
211 | if (doit) { | |
212 | try { | |
213 | IPath destination = targetExperiment.getProject().getTracesFolder().getResource().getFullPath().addTrailingSeparator().append(sourceResource.getName()); | |
214 | sourceResource.copy(destination, false, null); | |
215 | // use the copied resource for the experiment | |
216 | if (sourceResource.getType() == IResource.FILE) { | |
217 | sourceResource = targetExperiment.getProject().getTracesFolder().getResource().getFile(sourceResource.getName()); | |
218 | } else if (sourceResource.getType() == IResource.FOLDER) { | |
219 | sourceResource = targetExperiment.getProject().getTracesFolder().getResource().getFolder(sourceResource.getName()); | |
220 | } | |
221 | } catch (CoreException e) { | |
222 | doit = false; | |
223 | displayException(e); | |
224 | } | |
225 | } | |
226 | } | |
227 | if (doit) { | |
228 | if (sourceResource != null && sourceResource.exists()) { | |
229 | createLink(targetExperiment.getResource(), sourceResource); | |
230 | return true; | |
231 | } | |
232 | } | |
233 | return false; | |
234 | } | |
235 | ||
236 | /** | |
237 | * Drop a trace by copying a resource in a trace folder | |
238 | * | |
239 | * @param sourceResource the source resource | |
240 | * @param traceFolder the target trace folder | |
241 | * @return true if successful | |
242 | */ | |
243 | private boolean drop(IResource sourceResource, TmfTraceFolder traceFolder) { | |
244 | boolean doit = true; | |
245 | for (TmfTraceElement trace : traceFolder.getTraces()) { | |
246 | if (trace.getName().equals(sourceResource.getName())) { | |
247 | doit = false; | |
248 | break; | |
249 | } | |
250 | } | |
251 | if (doit) { | |
252 | try { | |
253 | IPath destination = traceFolder.getResource().getFullPath().addTrailingSeparator().append(sourceResource.getName()); | |
254 | sourceResource.copy(destination, false, null); | |
255 | return true; | |
256 | } catch (CoreException e) { | |
257 | displayException(e); | |
258 | } | |
259 | } | |
260 | return false; | |
261 | } | |
262 | ||
263 | /** | |
264 | * Drop a trace by importing a path in a target experiment | |
265 | * | |
266 | * @param path the source path | |
267 | * @param targetExperiment the target experiment | |
268 | * @return true if successful | |
269 | */ | |
270 | private boolean drop(Path path, TmfExperimentElement targetExperiment) { | |
271 | boolean doit = true; | |
272 | for (TmfTraceElement trace : targetExperiment.getTraces()) { | |
273 | if (trace.getName().equals(path.lastSegment())) { | |
274 | doit = false; | |
275 | break; | |
276 | } | |
277 | } | |
278 | if (doit && !path.toString().startsWith(targetExperiment.getProject().getResource().getLocation().toString())) { | |
279 | for (TmfTraceElement trace : targetExperiment.getProject().getTracesFolder().getTraces()) { | |
280 | if (trace.getName().equals(path.lastSegment())) { | |
281 | doit = false; | |
282 | break; | |
283 | } | |
284 | } | |
285 | if (doit) { | |
286 | importTrace(targetExperiment.getProject().getTracesFolder().getResource(), path); | |
287 | // use the imported trace for the experiment | |
288 | path = new Path(targetExperiment.getProject().getTracesFolder().getResource().getFile(path.lastSegment()).getLocation().toString()); | |
289 | } | |
290 | } | |
291 | if (doit) { | |
292 | IResource resource = null; | |
293 | File file = new File(path.toString()); | |
294 | if (file.exists() && file.isFile()) { | |
295 | resource = targetExperiment.getProject().getTracesFolder().getResource().getFile(path.lastSegment()); | |
296 | } else if (file.exists() && file.isDirectory()) { | |
297 | resource = targetExperiment.getProject().getTracesFolder().getResource().getFolder(path.lastSegment()); | |
298 | } | |
299 | if (resource != null && resource.exists()) { | |
300 | createLink(targetExperiment.getResource(), resource); | |
301 | return true; | |
302 | } | |
303 | } | |
304 | return false; | |
305 | } | |
306 | ||
307 | /** | |
308 | * Drop a trace by importing a path in a trace folder | |
309 | * | |
310 | * @param path the source path | |
311 | * @param traceFolder the target trace folder | |
312 | * @return true if successful | |
313 | */ | |
314 | private boolean drop(Path path, TmfTraceFolder traceFolder) { | |
315 | boolean doit = true; | |
316 | for (TmfTraceElement trace : traceFolder.getTraces()) { | |
317 | if (trace.getName().equals(path.lastSegment())) { | |
318 | doit = false; | |
319 | break; | |
320 | } | |
321 | } | |
322 | if (doit) { | |
323 | importTrace(traceFolder.getResource(), path); | |
324 | return true; | |
325 | } | |
326 | return false; | |
327 | } | |
328 | ||
329 | /** | |
330 | * Import a trace to the trace folder | |
331 | * | |
332 | * @param resource the trace folder resource | |
333 | * @param path the path to the trace to import | |
334 | */ | |
335 | private void importTrace(IFolder resource, Path path) { | |
336 | IPath containerPath = resource.getFullPath(); | |
337 | File file = new File(path.toString()); | |
338 | File source = file.getParentFile(); | |
339 | IOverwriteQuery overwriteImplementor = new IOverwriteQuery() { | |
340 | @Override | |
341 | public String queryOverwrite(String pathString) { | |
342 | return IOverwriteQuery.NO_ALL; | |
343 | } | |
344 | }; | |
345 | List<File> filesToImport = new LinkedList<File>(); | |
346 | filesToImport.add(file); | |
347 | ImportOperation operation = new ImportOperation( | |
348 | containerPath, | |
349 | source, | |
350 | FileSystemStructureProvider.INSTANCE, | |
351 | overwriteImplementor, | |
352 | filesToImport); | |
353 | operation.setCreateContainerStructure(false); | |
354 | try { | |
355 | operation.run(new NullProgressMonitor()); | |
356 | } catch (InvocationTargetException e) { | |
357 | displayException(e); | |
358 | } catch (InterruptedException e) { | |
359 | displayException(e); | |
360 | } | |
361 | } | |
362 | /** | |
363 | * Create a link to the actual trace and set the trace type | |
364 | * | |
365 | * @param parentFolder the parent folder | |
366 | * @param resource the resource | |
367 | */ | |
368 | private void createLink(IFolder parentFolder, IResource resource) { | |
369 | IPath location = resource.getLocation(); | |
370 | IWorkspace workspace = ResourcesPlugin.getWorkspace(); | |
371 | try { | |
372 | Map<QualifiedName, String> properties = resource.getPersistentProperties(); | |
373 | String bundleName = properties.get(TmfTraceElement.TRACEBUNDLE); | |
374 | String traceType = properties.get(TmfTraceElement.TRACETYPE); | |
375 | String iconUrl = properties.get(TmfTraceElement.TRACEICON); | |
376 | ||
377 | if (resource instanceof IFolder) { | |
378 | IFolder folder = parentFolder.getFolder(resource.getName()); | |
379 | if (workspace.validateLinkLocation(folder, location).isOK()) { | |
380 | folder.createLink(location, IResource.REPLACE, null); | |
381 | setProperties(folder, bundleName, traceType, iconUrl); | |
382 | ||
383 | } else { | |
384 | System.out.println("Invalid Trace Location"); //$NON-NLS-1$ | |
385 | } | |
386 | } else { | |
387 | IFile file = parentFolder.getFile(resource.getName()); | |
388 | if (workspace.validateLinkLocation(file, location).isOK()) { | |
389 | file.createLink(location, IResource.REPLACE, null); | |
390 | setProperties(file, bundleName, traceType, iconUrl); | |
391 | } else { | |
392 | System.out.println("Invalid Trace Location"); //$NON-NLS-1$ | |
393 | } | |
394 | } | |
395 | } catch (CoreException e) { | |
396 | displayException(e); | |
397 | } | |
398 | } | |
399 | ||
400 | /** | |
401 | * Set the trace persistent properties | |
402 | * | |
403 | * @param resource the trace resource | |
404 | * @param bundleName the bundle name | |
405 | * @param traceType the trace type | |
406 | * @param iconUrl the icon URL | |
407 | * @throws CoreException | |
408 | */ | |
409 | private void setProperties(IResource resource, String bundleName, String traceType, String iconUrl) throws CoreException { | |
410 | resource.setPersistentProperty(TmfTraceElement.TRACEBUNDLE, bundleName); | |
411 | resource.setPersistentProperty(TmfTraceElement.TRACETYPE, traceType); | |
412 | resource.setPersistentProperty(TmfTraceElement.TRACEICON, iconUrl); | |
413 | } | |
414 | ||
415 | /** | |
416 | * Display an exception in a message box | |
417 | * | |
418 | * @param e the exception | |
419 | */ | |
420 | private void displayException(Exception e) { | |
421 | MessageBox mb = new MessageBox(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell()); | |
422 | mb.setText(e.getClass().getName()); | |
423 | mb.setMessage(e.getMessage()); | |
424 | mb.open(); | |
425 | } | |
426 | ||
427 | } |