| //------------------------------------------------------------------------------ |
| // Copyright (c) 2005, 2007 IBM Corporation and others. |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // which accompanies this distribution, and is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // Contributors: |
| // IBM Corporation - initial implementation |
| //------------------------------------------------------------------------------ |
| package org.eclipse.epf.diagram.wpdd.part; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import java.util.Map; |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IStorage; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.core.runtime.SubProgressMonitor; |
| import org.eclipse.core.runtime.jobs.ISchedulingRule; |
| import org.eclipse.core.runtime.jobs.MultiRule; |
| import org.eclipse.emf.common.notify.Adapter; |
| import org.eclipse.emf.common.notify.Notification; |
| import org.eclipse.emf.common.notify.Notifier; |
| import org.eclipse.emf.common.ui.URIEditorInput; |
| import org.eclipse.emf.common.util.URI; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.resource.Resource; |
| import org.eclipse.emf.ecore.resource.ResourceSet; |
| import org.eclipse.emf.ecore.util.EContentAdapter; |
| import org.eclipse.emf.transaction.DemultiplexingListener; |
| import org.eclipse.emf.transaction.NotificationFilter; |
| import org.eclipse.emf.transaction.TransactionalEditingDomain; |
| import org.eclipse.emf.workspace.util.WorkspaceSynchronizer; |
| import org.eclipse.gmf.runtime.diagram.core.DiagramEditingDomainFactory; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.AbstractDocumentProvider; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.DiagramDocument; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.DiagramModificationListener; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.IDiagramDocument; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.IDiagramDocumentProvider; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.IDocument; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.ide.document.FileDiagramDocumentProvider; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.ide.document.FileDiagramModificationListener; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.internal.EditorStatusCodes; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.internal.util.DiagramIOUtil; |
| import org.eclipse.gmf.runtime.emf.core.resources.GMFResourceFactory; |
| import org.eclipse.gmf.runtime.notation.Diagram; |
| import org.eclipse.jface.operation.IRunnableContext; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.ui.IEditorInput; |
| import org.eclipse.ui.IFileEditorInput; |
| import org.eclipse.ui.part.FileEditorInput; |
| |
| /** |
| * @generated |
| */ |
| public class DiagramDocumentProvider extends AbstractDocumentProvider implements |
| IDiagramDocumentProvider { |
| |
| /** |
| * @generated |
| */ |
| protected ElementInfo createElementInfo(Object element) |
| throws CoreException { |
| if (false == element instanceof FileEditorInput |
| && false == element instanceof URIEditorInput) { |
| throw new CoreException( |
| new Status( |
| IStatus.ERROR, |
| WPDDiagramEditorPlugin.ID, |
| 0, |
| NLS |
| .bind( |
| Messages.DiagramDocumentProvider_IncorrectInputError, |
| new Object[] { |
| element, |
| "org.eclipse.ui.part.FileEditorInput", |
| "org.eclipse.emf.common.ui.URIEditorInput" }), |
| null)); |
| } |
| IEditorInput editorInput = (IEditorInput) element; |
| IDiagramDocument document = (IDiagramDocument) createDocument(editorInput); |
| |
| ResourceSetInfo info = new ResourceSetInfo(document, editorInput); |
| info.setModificationStamp(computeModificationStamp(info)); |
| info.fStatus = null; |
| return info; |
| } |
| |
| /** |
| * @generated |
| */ |
| protected IDocument createDocument(Object element) throws CoreException { |
| if (false == element instanceof FileEditorInput |
| && false == element instanceof URIEditorInput) { |
| throw new CoreException( |
| new Status( |
| IStatus.ERROR, |
| WPDDiagramEditorPlugin.ID, |
| 0, |
| NLS |
| .bind( |
| Messages.DiagramDocumentProvider_IncorrectInputError, |
| new Object[] { |
| element, |
| "org.eclipse.ui.part.FileEditorInput", |
| "org.eclipse.emf.common.ui.URIEditorInput" }), |
| null)); |
| } |
| IDocument document = createEmptyDocument(); |
| setDocumentContent(document, (IEditorInput) element); |
| setupDocument(element, document); |
| return document; |
| } |
| |
| /** |
| * Sets up the given document as it would be provided for the given element. The |
| * content of the document is not changed. This default implementation is empty. |
| * Subclasses may reimplement. |
| * |
| * @param element the blue-print element |
| * @param document the document to set up |
| * @generated |
| */ |
| protected void setupDocument(Object element, IDocument document) { |
| // for subclasses |
| } |
| |
| /** |
| * @generated |
| */ |
| private long computeModificationStamp(ResourceSetInfo info) { |
| int result = 0; |
| for (Iterator it = info.getResourceSet().getResources().iterator(); it |
| .hasNext();) { |
| Resource nextResource = (Resource) it.next(); |
| IFile file = WorkspaceSynchronizer.getFile(nextResource); |
| if (file != null) { |
| if (file.getLocation() != null) { |
| result += file.getLocation().toFile().lastModified(); |
| } else { |
| result += file.getModificationStamp(); |
| } |
| } |
| } |
| return result; |
| } |
| |
| /** |
| * @generated |
| */ |
| protected IDocument createEmptyDocument() { |
| DiagramDocument document = new DiagramDocument(); |
| document.setEditingDomain(createEditingDomain()); |
| return document; |
| } |
| |
| /** |
| * @generated |
| */ |
| private TransactionalEditingDomain createEditingDomain() { |
| TransactionalEditingDomain editingDomain = DiagramEditingDomainFactory |
| .getInstance().createEditingDomain(); |
| editingDomain.setID("org.eclipse.epf.diagram.wpdd.EditingDomain"); //$NON-NLS-1$ |
| final NotificationFilter diagramResourceModifiedFilter = NotificationFilter |
| .createNotifierFilter(editingDomain.getResourceSet()).and( |
| NotificationFilter |
| .createEventTypeFilter(Notification.ADD)).and( |
| NotificationFilter.createFeatureFilter( |
| ResourceSet.class, |
| ResourceSet.RESOURCE_SET__RESOURCES)); |
| editingDomain.getResourceSet().eAdapters().add(new Adapter() { |
| |
| private Notifier myTarger; |
| |
| public Notifier getTarget() { |
| return myTarger; |
| } |
| |
| public boolean isAdapterForType(Object type) { |
| return false; |
| } |
| |
| public void notifyChanged(Notification notification) { |
| if (diagramResourceModifiedFilter.matches(notification)) { |
| Object value = notification.getNewValue(); |
| if (value instanceof Resource) { |
| ((Resource) value).setTrackingModification(true); |
| } |
| } |
| } |
| |
| public void setTarget(Notifier newTarget) { |
| myTarger = newTarget; |
| } |
| |
| }); |
| |
| return editingDomain; |
| } |
| |
| /** |
| * @generated |
| */ |
| protected void setDocumentContent(IDocument document, IEditorInput element) |
| throws CoreException { |
| IDiagramDocument diagramDocument = (IDiagramDocument) document; |
| TransactionalEditingDomain domain = diagramDocument.getEditingDomain(); |
| if (element instanceof FileEditorInput) { |
| IStorage storage = ((FileEditorInput) element).getStorage(); |
| Diagram diagram = DiagramIOUtil.load(domain, storage, true, |
| getProgressMonitor()); |
| document.setContent(diagram); |
| } else if (element instanceof URIEditorInput) { |
| URI uri = ((URIEditorInput) element).getURI(); |
| Resource resource = null; |
| try { |
| resource = domain.getResourceSet().getResource( |
| uri.trimFragment(), false); |
| if (resource == null) { |
| resource = domain.getResourceSet().createResource( |
| uri.trimFragment()); |
| } |
| if (!resource.isLoaded()) { |
| try { |
| Map options = new HashMap(GMFResourceFactory |
| .getDefaultLoadOptions()); |
| // @see 171060 |
| // options.put(org.eclipse.emf.ecore.xmi.XMLResource.OPTION_RECORD_UNKNOWN_FEATURE, Boolean.TRUE); |
| resource.load(options); |
| } catch (IOException e) { |
| resource.unload(); |
| throw e; |
| } |
| } |
| if (resource == null) { |
| throw new RuntimeException( |
| Messages.DiagramDocumentProvider_UnableToLoadResourceError); |
| } |
| if (uri.fragment() != null) { |
| EObject rootElement = resource.getEObject(uri.fragment()); |
| if (rootElement instanceof Diagram) { |
| document.setContent((Diagram) rootElement); |
| return; |
| } |
| } else { |
| for (Iterator it = resource.getContents().iterator(); it |
| .hasNext();) { |
| Object rootElement = it.next(); |
| if (rootElement instanceof Diagram) { |
| document.setContent((Diagram) rootElement); |
| return; |
| } |
| } |
| } |
| throw new RuntimeException( |
| Messages.DiagramDocumentProvider_NoDiagramInResourceError); |
| } catch (Exception e) { |
| CoreException thrownExcp = null; |
| if (e instanceof CoreException) { |
| thrownExcp = (CoreException) e; |
| } else { |
| String msg = e.getLocalizedMessage(); |
| thrownExcp = new CoreException( |
| new Status( |
| IStatus.ERROR, |
| WPDDiagramEditorPlugin.ID, |
| 0, |
| msg != null ? msg |
| : Messages.DiagramDocumentProvider_DiagramLoadingError, |
| e)); |
| } |
| throw thrownExcp; |
| } |
| } else { |
| throw new CoreException( |
| new Status( |
| IStatus.ERROR, |
| WPDDiagramEditorPlugin.ID, |
| 0, |
| NLS |
| .bind( |
| Messages.DiagramDocumentProvider_IncorrectInputError, |
| new Object[] { |
| element, |
| "org.eclipse.ui.part.FileEditorInput", |
| "org.eclipse.emf.common.ui.URIEditorInput" }), |
| null)); |
| } |
| } |
| |
| /** |
| * @generated |
| */ |
| public long getModificationStamp(Object element) { |
| ResourceSetInfo info = getResourceSetInfo(element); |
| if (info != null) { |
| return computeModificationStamp(info); |
| } |
| return super.getModificationStamp(element); |
| } |
| |
| /** |
| * @generated |
| */ |
| public boolean isDeleted(Object element) { |
| IDiagramDocument document = getDiagramDocument(element); |
| if (document != null) { |
| Resource diagramResource = document.getDiagram().eResource(); |
| if (diagramResource != null) { |
| IFile file = WorkspaceSynchronizer.getFile(diagramResource); |
| return file == null || file.getLocation() == null |
| || !file.getLocation().toFile().exists(); |
| } |
| } |
| return super.isDeleted(element); |
| } |
| |
| /** |
| * @generated |
| */ |
| public ResourceSetInfo getResourceSetInfo(Object editorInput) { |
| return (ResourceSetInfo) super.getElementInfo(editorInput); |
| } |
| |
| /** |
| * @generated |
| */ |
| protected void disposeElementInfo(Object element, ElementInfo info) { |
| if (info instanceof ResourceSetInfo) { |
| ResourceSetInfo resourceSetInfo = (ResourceSetInfo) info; |
| resourceSetInfo.dispose(); |
| } |
| super.disposeElementInfo(element, info); |
| } |
| |
| /** |
| * @generated |
| */ |
| protected void doValidateState(Object element, Object computationContext) |
| throws CoreException { |
| ResourceSetInfo info = getResourceSetInfo(element); |
| if (info != null) { |
| Collection files2Validate = new ArrayList(); |
| for (Iterator it = info.getResourceSet().getResources().iterator(); it |
| .hasNext();) { |
| Resource nextResource = (Resource) it.next(); |
| IFile file = WorkspaceSynchronizer.getFile(nextResource); |
| if (file != null && file.isReadOnly()) { |
| files2Validate.add(file); |
| } |
| } |
| ResourcesPlugin.getWorkspace().validateEdit( |
| (IFile[]) files2Validate.toArray(new IFile[files2Validate |
| .size()]), computationContext); |
| } |
| |
| super.doValidateState(element, computationContext); |
| } |
| |
| /** |
| * @generated |
| */ |
| public boolean isReadOnly(Object element) { |
| ResourceSetInfo info = getResourceSetInfo(element); |
| if (info != null) { |
| if (info.isUpdateCache()) { |
| try { |
| updateCache(element); |
| } catch (CoreException ex) { |
| WPDDiagramEditorPlugin.getInstance().logError( |
| Messages.DiagramDocumentProvider_isModifiable, ex); |
| // Error message to log was initially taken from org.eclipse.gmf.runtime.diagram.ui.resources.editor.ide.internal.l10n.EditorMessages.StorageDocumentProvider_isModifiable |
| } |
| } |
| return info.isReadOnly(); |
| } |
| return super.isReadOnly(element); |
| } |
| |
| /** |
| * @generated |
| */ |
| public boolean isModifiable(Object element) { |
| if (!isStateValidated(element)) { |
| if (element instanceof FileEditorInput |
| || element instanceof URIEditorInput) { |
| return true; |
| } |
| } |
| ResourceSetInfo info = getResourceSetInfo(element); |
| if (info != null) { |
| if (info.isUpdateCache()) { |
| try { |
| updateCache(element); |
| } catch (CoreException ex) { |
| WPDDiagramEditorPlugin.getInstance().logError( |
| Messages.DiagramDocumentProvider_isModifiable, ex); |
| // Error message to log was initially taken from org.eclipse.gmf.runtime.diagram.ui.resources.editor.ide.internal.l10n.EditorMessages.StorageDocumentProvider_isModifiable |
| } |
| } |
| return info.isModifiable(); |
| } |
| return super.isModifiable(element); |
| } |
| |
| /** |
| * @generated |
| */ |
| protected void updateCache(Object element) throws CoreException { |
| ResourceSetInfo info = getResourceSetInfo(element); |
| if (info != null) { |
| for (Iterator it = info.getResourceSet().getResources().iterator(); it |
| .hasNext();) { |
| Resource nextResource = (Resource) it.next(); |
| IFile file = WorkspaceSynchronizer.getFile(nextResource); |
| if (file != null && file.isReadOnly()) { |
| info.setReadOnly(true); |
| info.setModifiable(false); |
| return; |
| } |
| } |
| info.setReadOnly(false); |
| info.setModifiable(true); |
| return; |
| } |
| } |
| |
| /** |
| * @generated |
| */ |
| protected void doUpdateStateCache(Object element) throws CoreException { |
| ResourceSetInfo info = getResourceSetInfo(element); |
| if (info != null) { |
| info.setUpdateCache(true); |
| } |
| super.doUpdateStateCache(element); |
| } |
| |
| /** |
| * @generated |
| */ |
| public boolean isSynchronized(Object element) { |
| ResourceSetInfo info = getResourceSetInfo(element); |
| if (info != null) { |
| return info.isSynchronized(); |
| } |
| return super.isSynchronized(element); |
| } |
| |
| /** |
| * @generated |
| */ |
| protected ISchedulingRule getResetRule(Object element) { |
| ResourceSetInfo info = getResourceSetInfo(element); |
| if (info != null) { |
| Collection rules = new ArrayList(); |
| for (Iterator it = info.getResourceSet().getResources().iterator(); it |
| .hasNext();) { |
| Resource nextResource = (Resource) it.next(); |
| IFile file = WorkspaceSynchronizer.getFile(nextResource); |
| if (file != null) { |
| rules.add(ResourcesPlugin.getWorkspace().getRuleFactory() |
| .modifyRule(file)); |
| } |
| } |
| return new MultiRule((ISchedulingRule[]) rules |
| .toArray(new ISchedulingRule[rules.size()])); |
| } |
| return null; |
| } |
| |
| /** |
| * @generated |
| */ |
| protected ISchedulingRule getSaveRule(Object element) { |
| ResourceSetInfo info = getResourceSetInfo(element); |
| if (info != null) { |
| Collection rules = new ArrayList(); |
| for (Iterator it = info.getResourceSet().getResources().iterator(); it |
| .hasNext();) { |
| Resource nextResource = (Resource) it.next(); |
| IFile file = WorkspaceSynchronizer.getFile(nextResource); |
| if (file != null) { |
| rules.add(computeSchedulingRule(file)); |
| } |
| } |
| return new MultiRule((ISchedulingRule[]) rules |
| .toArray(new ISchedulingRule[rules.size()])); |
| } |
| return null; |
| } |
| |
| /** |
| * @generated |
| */ |
| protected ISchedulingRule getSynchronizeRule(Object element) { |
| ResourceSetInfo info = getResourceSetInfo(element); |
| if (info != null) { |
| Collection rules = new ArrayList(); |
| for (Iterator it = info.getResourceSet().getResources().iterator(); it |
| .hasNext();) { |
| Resource nextResource = (Resource) it.next(); |
| IFile file = WorkspaceSynchronizer.getFile(nextResource); |
| if (file != null) { |
| rules.add(ResourcesPlugin.getWorkspace().getRuleFactory() |
| .refreshRule(file)); |
| } |
| } |
| return new MultiRule((ISchedulingRule[]) rules |
| .toArray(new ISchedulingRule[rules.size()])); |
| } |
| return null; |
| } |
| |
| /** |
| * @generated |
| */ |
| protected ISchedulingRule getValidateStateRule(Object element) { |
| ResourceSetInfo info = getResourceSetInfo(element); |
| if (info != null) { |
| Collection files = new ArrayList(); |
| for (Iterator it = info.getResourceSet().getResources().iterator(); it |
| .hasNext();) { |
| Resource nextResource = (Resource) it.next(); |
| IFile file = WorkspaceSynchronizer.getFile(nextResource); |
| if (file != null) { |
| files.add(file); |
| } |
| } |
| return ResourcesPlugin.getWorkspace().getRuleFactory() |
| .validateEditRule( |
| (IFile[]) files.toArray(new IFile[files.size()])); |
| } |
| return null; |
| } |
| |
| /** |
| * @generated |
| */ |
| private ISchedulingRule computeSchedulingRule(IResource toCreateOrModify) { |
| if (toCreateOrModify.exists()) |
| return ResourcesPlugin.getWorkspace().getRuleFactory().modifyRule( |
| toCreateOrModify); |
| |
| IResource parent = toCreateOrModify; |
| do { |
| /* |
| * XXX This is a workaround for |
| * https://bugs.eclipse.org/bugs/show_bug.cgi?id=67601 |
| * IResourceRuleFactory.createRule should iterate the hierarchy |
| * itself. |
| */ |
| toCreateOrModify = parent; |
| parent = toCreateOrModify.getParent(); |
| } while (parent != null && !parent.exists()); |
| |
| return ResourcesPlugin.getWorkspace().getRuleFactory().createRule( |
| toCreateOrModify); |
| } |
| |
| /** |
| * @generated |
| */ |
| protected void doSynchronize(Object element, IProgressMonitor monitor) |
| throws CoreException { |
| ResourceSetInfo info = getResourceSetInfo(element); |
| if (info != null) { |
| for (Iterator it = info.getResourceSet().getResources().iterator(); it |
| .hasNext();) { |
| Resource nextResource = (Resource) it.next(); |
| handleElementChanged(info, nextResource, monitor); |
| } |
| return; |
| } |
| super.doSynchronize(element, monitor); |
| } |
| |
| /** |
| * @generated |
| */ |
| protected void doSaveDocument(IProgressMonitor monitor, Object element, |
| IDocument document, boolean overwrite) throws CoreException { |
| ResourceSetInfo info = getResourceSetInfo(element); |
| if (info != null) { |
| if (!overwrite && !info.isSynchronized()) { |
| throw new CoreException( |
| new Status( |
| IStatus.ERROR, |
| WPDDiagramEditorPlugin.ID, |
| IStatus.OK, |
| Messages.DiagramDocumentProvider_UnsynchronizedFileSaveError, |
| null)); |
| } |
| info.stopResourceListening(); |
| fireElementStateChanging(element); |
| List resources = info.getResourceSet().getResources(); |
| try { |
| monitor.beginTask( |
| Messages.DiagramDocumentProvider_SaveDiagramTask, |
| resources.size() + 1); //"Saving diagram" |
| for (Iterator it = resources.iterator(); it.hasNext();) { |
| Resource nextResource = (Resource) it.next(); |
| monitor |
| .setTaskName(NLS |
| .bind( |
| Messages.DiagramDocumentProvider_SaveNextResourceTask, |
| nextResource.getURI())); |
| if (nextResource.isLoaded()) { |
| try { |
| nextResource.save(DiagramDiagramEditorUtil |
| .getSaveOptions()); |
| } catch (IOException e) { |
| fireElementStateChangeFailed(element); |
| throw new CoreException(new Status(IStatus.ERROR, |
| WPDDiagramEditorPlugin.ID, |
| EditorStatusCodes.RESOURCE_FAILURE, e |
| .getLocalizedMessage(), null)); |
| } |
| } |
| monitor.worked(1); |
| } |
| monitor.done(); |
| } catch (RuntimeException x) { |
| fireElementStateChangeFailed(element); |
| throw x; |
| } finally { |
| info.startResourceListening(); |
| } |
| } |
| } |
| |
| /** |
| * @generated |
| */ |
| protected void handleElementChanged(ResourceSetInfo info, |
| Resource changedResource, IProgressMonitor monitor) { |
| IFile file = WorkspaceSynchronizer.getFile(changedResource); |
| if (file != null) { |
| try { |
| file.refreshLocal(IResource.DEPTH_INFINITE, monitor); |
| } catch (CoreException ex) { |
| WPDDiagramEditorPlugin |
| .getInstance() |
| .logError( |
| Messages.DiagramDocumentProvider_handleElementContentChanged, |
| ex); |
| // Error message to log was initially taken from org.eclipse.gmf.runtime.diagram.ui.resources.editor.ide.internal.l10n.EditorMessages.FileDocumentProvider_handleElementContentChanged |
| } |
| } |
| changedResource.unload(); |
| |
| fireElementContentAboutToBeReplaced(info.getEditorInput()); |
| removeUnchangedElementListeners(info.getEditorInput(), info); |
| info.fStatus = null; |
| try { |
| setDocumentContent(info.fDocument, info.getEditorInput()); |
| } catch (CoreException e) { |
| info.fStatus = e.getStatus(); |
| } |
| if (!info.fCanBeSaved) { |
| info.setModificationStamp(computeModificationStamp(info)); |
| } |
| addUnchangedElementListeners(info.getEditorInput(), info); |
| fireElementContentReplaced(info.getEditorInput()); |
| } |
| |
| /** |
| * @generated |
| */ |
| protected void handleElementMoved(IEditorInput input, URI uri) { |
| if (input instanceof FileEditorInput) { |
| IFile newFile = ResourcesPlugin.getWorkspace().getRoot().getFile( |
| new Path(URI.decode(uri.path())).removeFirstSegments(1)); |
| fireElementMoved(input, newFile == null ? null |
| : new FileEditorInput(newFile)); |
| return; |
| } |
| // TODO: append suffix to the URI! (use diagram as a parameter) |
| fireElementMoved(input, new URIEditorInput(uri)); |
| } |
| |
| /** |
| * @generated |
| */ |
| public IEditorInput createInputWithEditingDomain(IEditorInput editorInput, |
| TransactionalEditingDomain domain) { |
| return editorInput; |
| } |
| |
| /** |
| * @generated |
| */ |
| public IDiagramDocument getDiagramDocument(Object element) { |
| IDocument doc = getDocument(element); |
| if (doc instanceof IDiagramDocument) { |
| return (IDiagramDocument) doc; |
| } |
| return null; |
| } |
| |
| /** |
| * @generated |
| */ |
| protected IRunnableContext getOperationRunner(IProgressMonitor monitor) { |
| return null; |
| } |
| |
| /** |
| * @generated |
| */ |
| protected class ResourceSetInfo extends ElementInfo { |
| |
| /** |
| * @generated |
| */ |
| private long myModificationStamp = IResource.NULL_STAMP; |
| |
| /** |
| * @generated |
| */ |
| private WorkspaceSynchronizer mySynchronizer; |
| |
| /** |
| * @generated |
| */ |
| private Collection myUnSynchronizedResources = new ArrayList(); |
| |
| /** |
| * @generated |
| */ |
| private IDiagramDocument myDocument; |
| |
| /** |
| * @generated |
| */ |
| private IEditorInput myEditorInput; |
| |
| /** |
| * @generated |
| */ |
| private boolean myUpdateCache = true; |
| |
| /** |
| * @generated |
| */ |
| private boolean myModifiable = false; |
| |
| /** |
| * @generated |
| */ |
| private boolean myReadOnly = true; |
| |
| /** |
| * @generated |
| */ |
| private ResourceSetModificationListener myResourceSetListener; |
| |
| /** |
| * @generated |
| */ |
| public ResourceSetInfo(IDiagramDocument document, |
| IEditorInput editorInput) { |
| super(document); |
| myDocument = document; |
| myEditorInput = editorInput; |
| startResourceListening(); |
| myResourceSetListener = new ResourceSetModificationListener(this); |
| getResourceSet().eAdapters().add(myResourceSetListener); |
| } |
| |
| /** |
| * @generated |
| */ |
| public long getModificationStamp() { |
| return myModificationStamp; |
| } |
| |
| /** |
| * @generated |
| */ |
| public void setModificationStamp(long modificationStamp) { |
| myModificationStamp = modificationStamp; |
| } |
| |
| /** |
| * @generated |
| */ |
| public ResourceSet getResourceSet() { |
| return myDocument.getEditingDomain().getResourceSet(); |
| } |
| |
| /** |
| * @generated |
| */ |
| public IEditorInput getEditorInput() { |
| return myEditorInput; |
| } |
| |
| /** |
| * @generated |
| */ |
| public void dispose() { |
| stopResourceListening(); |
| getResourceSet().eAdapters().remove(myResourceSetListener); |
| for (Iterator it = getResourceSet().getResources().iterator(); it |
| .hasNext();) { |
| Resource resource = (Resource) it.next(); |
| resource.unload(); |
| } |
| } |
| |
| /** |
| * @generated |
| */ |
| public boolean isSynchronized() { |
| return myUnSynchronizedResources.size() == 0; |
| } |
| |
| /** |
| * @generated |
| */ |
| public void setUnSynchronized(Resource resource) { |
| myUnSynchronizedResources.add(resource); |
| } |
| |
| /** |
| * @generated |
| */ |
| public void setSynchronized(Resource resource) { |
| myUnSynchronizedResources.remove(resource); |
| } |
| |
| /** |
| * @generated |
| */ |
| public final void stopResourceListening() { |
| mySynchronizer.dispose(); |
| mySynchronizer = null; |
| } |
| |
| /** |
| * @generated |
| */ |
| public final void startResourceListening() { |
| mySynchronizer = new WorkspaceSynchronizer(myDocument |
| .getEditingDomain(), new SynchronizerDelegate()); |
| } |
| |
| /** |
| * @generated |
| */ |
| public boolean isUpdateCache() { |
| return myUpdateCache; |
| } |
| |
| /** |
| * @generated |
| */ |
| public void setUpdateCache(boolean update) { |
| myUpdateCache = update; |
| } |
| |
| /** |
| * @generated |
| */ |
| public boolean isModifiable() { |
| return myModifiable; |
| } |
| |
| /** |
| * @generated |
| */ |
| public void setModifiable(boolean modifiable) { |
| myModifiable = modifiable; |
| } |
| |
| /** |
| * @generated |
| */ |
| public boolean isReadOnly() { |
| return myReadOnly; |
| } |
| |
| /** |
| * @generated |
| */ |
| public void setReadOnly(boolean readOnly) { |
| myReadOnly = readOnly; |
| } |
| |
| /** |
| * @generated |
| */ |
| private class SynchronizerDelegate implements |
| WorkspaceSynchronizer.Delegate { |
| |
| /** |
| * @generated |
| */ |
| public void dispose() { |
| } |
| |
| /** |
| * @generated |
| */ |
| public boolean handleResourceChanged(final Resource resource) { |
| synchronized (ResourceSetInfo.this) { |
| if (ResourceSetInfo.this.fCanBeSaved) { |
| ResourceSetInfo.this.setUnSynchronized(resource); |
| return true; |
| } |
| } |
| Display.getDefault().asyncExec(new Runnable() { |
| public void run() { |
| handleElementChanged(ResourceSetInfo.this, resource, |
| null); |
| } |
| }); |
| return true; |
| } |
| |
| /** |
| * @generated |
| */ |
| public boolean handleResourceDeleted(Resource resource) { |
| synchronized (ResourceSetInfo.this) { |
| if (ResourceSetInfo.this.fCanBeSaved) { |
| ResourceSetInfo.this.setUnSynchronized(resource); |
| return true; |
| } |
| } |
| Display.getDefault().asyncExec(new Runnable() { |
| public void run() { |
| fireElementDeleted(ResourceSetInfo.this |
| .getEditorInput()); |
| } |
| }); |
| return true; |
| } |
| |
| /** |
| * @generated |
| */ |
| public boolean handleResourceMoved(Resource resource, |
| final URI newURI) { |
| synchronized (ResourceSetInfo.this) { |
| if (ResourceSetInfo.this.fCanBeSaved) { |
| ResourceSetInfo.this.setUnSynchronized(resource); |
| return true; |
| } |
| } |
| if (myDocument.getDiagram().eResource() == resource) { |
| Display.getDefault().asyncExec(new Runnable() { |
| public void run() { |
| handleElementMoved(ResourceSetInfo.this |
| .getEditorInput(), newURI); |
| } |
| }); |
| } else { |
| handleResourceDeleted(resource); |
| } |
| return true; |
| } |
| |
| } |
| |
| } |
| |
| /** |
| * @generated |
| */ |
| private class ResourceSetModificationListener extends EContentAdapter { |
| |
| /** |
| * @generated |
| */ |
| private NotificationFilter myModifiedFilter; |
| |
| /** |
| * @generated |
| */ |
| private ResourceSetInfo myInfo; |
| |
| /** |
| * @generated |
| */ |
| public ResourceSetModificationListener(ResourceSetInfo info) { |
| myInfo = info; |
| myModifiedFilter = NotificationFilter.createEventTypeFilter( |
| Notification.SET).or( |
| NotificationFilter |
| .createEventTypeFilter(Notification.UNSET)).and( |
| NotificationFilter.createFeatureFilter(Resource.class, |
| Resource.RESOURCE__IS_MODIFIED)); |
| } |
| |
| /** |
| * @generated |
| */ |
| public void notifyChanged(Notification notification) { |
| if (notification.getNotifier() instanceof ResourceSet) { |
| super.notifyChanged(notification); |
| } |
| if (!notification.isTouch() |
| && myModifiedFilter.matches(notification)) { |
| if (notification.getNotifier() instanceof Resource) { |
| Resource resource = (Resource) notification.getNotifier(); |
| if (resource.isLoaded()) { |
| boolean modified = false; |
| for (Iterator it = myInfo.getResourceSet() |
| .getResources().iterator(); it.hasNext() |
| && !modified;) { |
| Resource nextResource = (Resource) it.next(); |
| if (nextResource.isLoaded()) { |
| modified = nextResource.isModified(); |
| } |
| } |
| boolean dirtyStateChanged = false; |
| synchronized (myInfo) { |
| if (modified != myInfo.fCanBeSaved) { |
| myInfo.fCanBeSaved = modified; |
| dirtyStateChanged = true; |
| } |
| if (!resource.isModified()) { |
| myInfo.setSynchronized(resource); |
| } |
| } |
| if (dirtyStateChanged) { |
| fireElementDirtyStateChanged(myInfo |
| .getEditorInput(), modified); |
| |
| if (!modified) { |
| myInfo |
| .setModificationStamp(computeModificationStamp(myInfo)); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| } |
| |
| } |
