Java tutorial
/** * Copyright (c) 2002-2006 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 - Initial API and implementation */ package org.eclipse.emf.java.presentation; import java.io.IOException; import java.io.InputStream; import java.net.MalformedURLException; import java.net.URL; import java.net.URLClassLoader; import java.util.ArrayList; import java.util.Collection; import java.util.Collections; import java.util.EventObject; import java.util.HashMap; import java.util.Iterator; import java.util.LinkedHashMap; import java.util.List; import java.util.Map; import org.eclipse.core.resources.IContainer; import org.eclipse.core.resources.IFile; import org.eclipse.core.resources.IMarker; import org.eclipse.core.resources.IProject; import org.eclipse.core.resources.IResource; import org.eclipse.core.resources.IResourceChangeEvent; import org.eclipse.core.resources.IResourceChangeListener; import org.eclipse.core.resources.IResourceDelta; import org.eclipse.core.resources.IResourceDeltaVisitor; import org.eclipse.core.resources.IWorkspaceRoot; import org.eclipse.core.resources.ResourcesPlugin; import org.eclipse.core.runtime.CoreException; import org.eclipse.core.runtime.IPath; import org.eclipse.core.runtime.IProgressMonitor; import org.eclipse.core.runtime.NullProgressMonitor; import org.eclipse.jdt.core.IClasspathEntry; import org.eclipse.jdt.core.IJavaProject; import org.eclipse.jdt.core.JavaCore; import org.eclipse.jdt.core.JavaModelException; import org.eclipse.jface.action.IMenuListener; import org.eclipse.jface.action.IMenuManager; import org.eclipse.jface.action.IStatusLineManager; import org.eclipse.jface.action.IToolBarManager; import org.eclipse.jface.action.MenuManager; import org.eclipse.jface.action.Separator; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.dialogs.ProgressMonitorDialog; import org.eclipse.jface.util.LocalSelectionTransfer; import org.eclipse.jface.viewers.ColumnWeightData; import org.eclipse.jface.viewers.ISelection; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.ISelectionProvider; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.ListViewer; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.StructuredSelection; import org.eclipse.jface.viewers.StructuredViewer; import org.eclipse.jface.viewers.TableLayout; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.viewers.TreeViewer; import org.eclipse.jface.viewers.Viewer; import org.eclipse.swt.SWT; import org.eclipse.swt.custom.CTabFolder; import org.eclipse.swt.dnd.DND; import org.eclipse.swt.dnd.FileTransfer; import org.eclipse.swt.dnd.Transfer; import org.eclipse.swt.graphics.Point; import org.eclipse.swt.layout.FillLayout; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Menu; import org.eclipse.swt.widgets.Table; import org.eclipse.swt.widgets.TableColumn; import org.eclipse.swt.widgets.Tree; import org.eclipse.swt.widgets.TreeColumn; import org.eclipse.ui.IActionBars; import org.eclipse.ui.IEditorInput; import org.eclipse.ui.IEditorPart; import org.eclipse.ui.IEditorSite; import org.eclipse.ui.IFileEditorInput; import org.eclipse.ui.IPartListener; import org.eclipse.ui.IWorkbenchPart; import org.eclipse.ui.PartInitException; import org.eclipse.ui.actions.WorkspaceModifyOperation; import org.eclipse.ui.dialogs.SaveAsDialog; import org.eclipse.ui.ide.IGotoMarker; import org.eclipse.ui.part.FileEditorInput; import org.eclipse.ui.part.MultiPageEditorPart; import org.eclipse.ui.views.contentoutline.ContentOutline; import org.eclipse.ui.views.contentoutline.ContentOutlinePage; import org.eclipse.ui.views.contentoutline.IContentOutlinePage; import org.eclipse.ui.views.properties.IPropertySheetPage; import org.eclipse.ui.views.properties.PropertySheet; import org.eclipse.ui.views.properties.PropertySheetPage; import org.eclipse.emf.common.command.BasicCommandStack; import org.eclipse.emf.common.command.Command; import org.eclipse.emf.common.command.CommandStack; import org.eclipse.emf.common.command.CommandStackListener; import org.eclipse.emf.common.notify.AdapterFactory; import org.eclipse.emf.common.notify.Notification; import org.eclipse.emf.common.notify.Notifier; import org.eclipse.emf.common.ui.MarkerHelper; import org.eclipse.emf.common.ui.ViewerPane; import org.eclipse.emf.common.ui.editor.ProblemEditorPart; import org.eclipse.emf.common.ui.viewer.IViewerProvider; import org.eclipse.emf.common.util.BasicDiagnostic; import org.eclipse.emf.common.util.Diagnostic; import org.eclipse.emf.common.util.TreeIterator; import org.eclipse.emf.common.util.URI; import org.eclipse.emf.common.util.UniqueEList; import org.eclipse.emf.ecore.EObject; import org.eclipse.emf.ecore.EStructuralFeature; 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.ecore.util.EcoreUtil; import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain; import org.eclipse.emf.edit.domain.EditingDomain; import org.eclipse.emf.edit.domain.IEditingDomainProvider; import org.eclipse.emf.edit.provider.AdapterFactoryItemDelegator; import org.eclipse.emf.edit.provider.ComposedAdapterFactory; import org.eclipse.emf.edit.provider.ReflectiveItemProviderAdapterFactory; import org.eclipse.emf.edit.provider.resource.ResourceItemProviderAdapterFactory; import org.eclipse.emf.edit.ui.action.EditingDomainActionBarContributor; import org.eclipse.emf.edit.ui.celleditor.AdapterFactoryTreeEditor; import org.eclipse.emf.edit.ui.dnd.EditingDomainViewerDropAdapter; import org.eclipse.emf.edit.ui.dnd.LocalTransfer; import org.eclipse.emf.edit.ui.dnd.ViewerDragAdapter; import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider; import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider; import org.eclipse.emf.edit.ui.provider.UnwrappingSelectionProvider; import org.eclipse.emf.edit.ui.util.EditUIMarkerHelper; import org.eclipse.emf.edit.ui.util.EditUIUtil; import org.eclipse.emf.edit.ui.view.ExtendedPropertySheetPage; import org.eclipse.emf.java.JClass; import org.eclipse.emf.java.JCompilationUnit; import org.eclipse.emf.java.provider.JavaItemProviderAdapterFactory; import org.eclipse.emf.java.util.JavaPackageResourceFactoryImpl; import org.eclipse.emf.java.util.JavaPackageResourceImpl; import org.eclipse.emf.java.util.JavaResourceFactoryImpl; import org.eclipse.emf.java.util.JavaUtil; //import org.eclipse.swt.events.ControlAdapter; //import org.eclipse.swt.events.ControlEvent; /** * This is an example of a Java model editor. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public class JavaEditor extends MultiPageEditorPart implements IEditingDomainProvider, ISelectionProvider, IMenuListener, IViewerProvider, IGotoMarker { /** * This keeps track of the editing domain that is used to track all changes to the model. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected AdapterFactoryEditingDomain editingDomain; /** * This is the one adapter factory used for providing views of the model. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected ComposedAdapterFactory adapterFactory; /** * This is the content outline page. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected IContentOutlinePage contentOutlinePage; /** * This is a kludge... * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected IStatusLineManager contentOutlineStatusLineManager; /** * This is the content outline page's viewer. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected TreeViewer contentOutlineViewer; /** * This is the property sheet page. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected List<PropertySheetPage> propertySheetPages = new ArrayList<PropertySheetPage>(); /** * This is the viewer that shadows the selection in the content outline. * The parent relation must be correctly defined for this to work. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected TreeViewer selectionViewer; /** * This inverts the roll of parent and child in the content provider and show parents as a tree. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected TreeViewer parentViewer; /** * This shows how a tree view works. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected TreeViewer treeViewer; /** * This shows how a list view works. * A list viewer doesn't support icons. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected ListViewer listViewer; /** * This shows how a table view works. * A table can be used as a list with icons. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected TableViewer tableViewer; /** * This shows how a tree view with columns works. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected TreeViewer treeViewerWithColumns; /** * This keeps track of the active viewer pane, in the book. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected ViewerPane currentViewerPane; /** * This keeps track of the active content viewer, which may be either one of the viewers in the pages or the content outline viewer. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected Viewer currentViewer; /** * This listens to which ever viewer is active. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected ISelectionChangedListener selectionChangedListener; /** * This keeps track of all the {@link org.eclipse.jface.viewers.ISelectionChangedListener}s that are listening to this editor. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected Collection<ISelectionChangedListener> selectionChangedListeners = new ArrayList<ISelectionChangedListener>(); /** * This keeps track of the selection of the editor as a whole. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected ISelection editorSelection = StructuredSelection.EMPTY; /** * The MarkerHelper is responsible for creating workspace resource markers presented * in Eclipse's Problems View. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected MarkerHelper markerHelper = new EditUIMarkerHelper(); /** * This listens for when the outline becomes active * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected IPartListener partListener = new IPartListener() { public void partActivated(IWorkbenchPart p) { if (p instanceof ContentOutline) { if (((ContentOutline) p).getCurrentPage() == contentOutlinePage) { getActionBarContributor().setActiveEditor(JavaEditor.this); setCurrentViewer(contentOutlineViewer); } } else if (p instanceof PropertySheet) { if (propertySheetPages.contains(((PropertySheet) p).getCurrentPage())) { getActionBarContributor().setActiveEditor(JavaEditor.this); handleActivate(); } } else if (p == JavaEditor.this) { handleActivate(); } } public void partBroughtToTop(IWorkbenchPart p) { // Ignore. } public void partClosed(IWorkbenchPart p) { // Ignore. } public void partDeactivated(IWorkbenchPart p) { // Ignore. } public void partOpened(IWorkbenchPart p) { // Ignore. } }; /** * Resources that have been removed since last activation. * @generated */ protected Collection<Resource> removedResources = new ArrayList<Resource>(); /** * Resources that have been changed since last activation. * @generated */ protected Collection<Resource> changedResources = new ArrayList<Resource>(); /** * Resources that have been saved. * @generated */ protected Collection<Resource> savedResources = new ArrayList<Resource>(); /** * Map to store the diagnostic associated with a resource. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected Map<Resource, Diagnostic> resourceToDiagnosticMap = new LinkedHashMap<Resource, Diagnostic>(); /** * Controls whether the problem indication should be updated. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected boolean updateProblemIndication = true; /** * Adapter used to update the problem indication when resources are demanded loaded. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected EContentAdapter problemIndicationAdapter = new EContentAdapter() { @Override public void notifyChanged(Notification notification) { if (notification.getNotifier() instanceof Resource) { switch (notification.getFeatureID(Resource.class)) { case Resource.RESOURCE__IS_LOADED: case Resource.RESOURCE__ERRORS: case Resource.RESOURCE__WARNINGS: { Resource resource = (Resource) notification.getNotifier(); Diagnostic diagnostic = analyzeResourceProblems(resource, null); if (diagnostic.getSeverity() != Diagnostic.OK) { resourceToDiagnosticMap.put(resource, diagnostic); } else { resourceToDiagnosticMap.remove(resource); } if (updateProblemIndication) { getSite().getShell().getDisplay().asyncExec(new Runnable() { public void run() { updateProblemIndication(); } }); } break; } } } else { super.notifyChanged(notification); } } @Override protected void setTarget(Resource target) { basicSetTarget(target); } @Override protected void unsetTarget(Resource target) { basicUnsetTarget(target); resourceToDiagnosticMap.remove(target); if (updateProblemIndication) { getSite().getShell().getDisplay().asyncExec(new Runnable() { public void run() { updateProblemIndication(); } }); } } }; /** * This listens for workspace changes. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected IResourceChangeListener resourceChangeListener = new IResourceChangeListener() { public void resourceChanged(IResourceChangeEvent event) { IResourceDelta delta = event.getDelta(); try { class ResourceDeltaVisitor implements IResourceDeltaVisitor { protected ResourceSet resourceSet = editingDomain.getResourceSet(); protected Collection<Resource> changedResources = new ArrayList<Resource>(); protected Collection<Resource> removedResources = new ArrayList<Resource>(); public boolean visit(IResourceDelta delta) { if (delta.getResource().getType() == IResource.FILE) { if (delta.getKind() == IResourceDelta.REMOVED || delta.getKind() == IResourceDelta.CHANGED && delta.getFlags() != IResourceDelta.MARKERS) { Resource resource = resourceSet.getResource( URI.createPlatformResourceURI(delta.getFullPath().toString(), true), false); if (resource != null) { if (delta.getKind() == IResourceDelta.REMOVED) { removedResources.add(resource); } else if (!savedResources.remove(resource)) { changedResources.add(resource); } } } return false; } return true; } public Collection<Resource> getChangedResources() { return changedResources; } public Collection<Resource> getRemovedResources() { return removedResources; } } final ResourceDeltaVisitor visitor = new ResourceDeltaVisitor(); delta.accept(visitor); if (!visitor.getRemovedResources().isEmpty()) { getSite().getShell().getDisplay().asyncExec(new Runnable() { public void run() { removedResources.addAll(visitor.getRemovedResources()); if (!isDirty()) { getSite().getPage().closeEditor(JavaEditor.this, false); } } }); } if (!visitor.getChangedResources().isEmpty()) { getSite().getShell().getDisplay().asyncExec(new Runnable() { public void run() { changedResources.addAll(visitor.getChangedResources()); if (getSite().getPage().getActiveEditor() == JavaEditor.this) { handleActivate(); } } }); } } catch (CoreException exception) { JavaEditorPlugin.INSTANCE.log(exception); } } }; /** * Handles activation of the editor or it's associated views. * @generated */ protected void handleActivate() { // Recompute the read only state. // if (editingDomain.getResourceToReadOnlyMap() != null) { editingDomain.getResourceToReadOnlyMap().clear(); // Refresh any actions that may become enabled or disabled. // setSelection(getSelection()); } if (!removedResources.isEmpty()) { if (handleDirtyConflict()) { getSite().getPage().closeEditor(JavaEditor.this, false); } else { removedResources.clear(); changedResources.clear(); savedResources.clear(); } } else if (!changedResources.isEmpty()) { changedResources.removeAll(savedResources); handleChangedResources(); changedResources.clear(); savedResources.clear(); } } /** * Handles what to do with changed resources on activation. * @generated */ protected void handleChangedResources() { if (!changedResources.isEmpty() && (!isDirty() || handleDirtyConflict())) { if (isDirty()) { changedResources.addAll(editingDomain.getResourceSet().getResources()); } editingDomain.getCommandStack().flush(); updateProblemIndication = false; for (Resource resource : changedResources) { if (resource.isLoaded()) { resource.unload(); try { resource.load(Collections.EMPTY_MAP); } catch (IOException exception) { if (!resourceToDiagnosticMap.containsKey(resource)) { resourceToDiagnosticMap.put(resource, analyzeResourceProblems(resource, exception)); } } } } if (AdapterFactoryEditingDomain.isStale(editorSelection)) { setSelection(StructuredSelection.EMPTY); } updateProblemIndication = true; updateProblemIndication(); } } /** * Updates the problems indication with the information described in the specified diagnostic. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected void updateProblemIndication() { if (updateProblemIndication) { BasicDiagnostic diagnostic = new BasicDiagnostic(Diagnostic.OK, "org.eclipse.emf.java.editor", 0, null, new Object[] { editingDomain.getResourceSet() }); for (Diagnostic childDiagnostic : resourceToDiagnosticMap.values()) { if (childDiagnostic.getSeverity() != Diagnostic.OK) { diagnostic.add(childDiagnostic); } } int lastEditorPage = getPageCount() - 1; if (lastEditorPage >= 0 && getEditor(lastEditorPage) instanceof ProblemEditorPart) { ((ProblemEditorPart) getEditor(lastEditorPage)).setDiagnostic(diagnostic); if (diagnostic.getSeverity() != Diagnostic.OK) { setActivePage(lastEditorPage); } } else if (diagnostic.getSeverity() != Diagnostic.OK) { ProblemEditorPart problemEditorPart = new ProblemEditorPart(); problemEditorPart.setDiagnostic(diagnostic); problemEditorPart.setMarkerHelper(markerHelper); try { addPage(++lastEditorPage, problemEditorPart, getEditorInput()); setPageText(lastEditorPage, problemEditorPart.getPartName()); setActivePage(lastEditorPage); showTabs(); } catch (PartInitException exception) { JavaEditorPlugin.INSTANCE.log(exception); } } if (markerHelper.hasMarkers(editingDomain.getResourceSet())) { markerHelper.deleteMarkers(editingDomain.getResourceSet()); if (diagnostic.getSeverity() != Diagnostic.OK) { try { markerHelper.createMarkers(diagnostic); } catch (CoreException exception) { JavaEditorPlugin.INSTANCE.log(exception); } } } } } /** * Shows a dialog that asks if conflicting changes should be discarded. * @generated */ protected boolean handleDirtyConflict() { return MessageDialog.openQuestion(getSite().getShell(), getString("_UI_FileConflict_label"), getString("_WARN_FileConflict")); } /** * This creates a model editor. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public JavaEditor() { super(); initializeEditingDomain(); } /** * This sets up the editing domain for the model editor. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected void initializeEditingDomain() { // Create an adapter factory that yields item providers. // adapterFactory = new ComposedAdapterFactory(ComposedAdapterFactory.Descriptor.Registry.INSTANCE); adapterFactory.addAdapterFactory(new ResourceItemProviderAdapterFactory()); adapterFactory.addAdapterFactory(new JavaItemProviderAdapterFactory()); adapterFactory.addAdapterFactory(new ReflectiveItemProviderAdapterFactory()); // Create the command stack that will notify this editor as commands are executed. // BasicCommandStack commandStack = new BasicCommandStack(); // Add a listener to set the most recent command's affected objects to be the selection of the viewer with focus. // commandStack.addCommandStackListener(new CommandStackListener() { public void commandStackChanged(final EventObject event) { getContainer().getDisplay().asyncExec(new Runnable() { public void run() { firePropertyChange(IEditorPart.PROP_DIRTY); // Try to select the affected objects. // Command mostRecentCommand = ((CommandStack) event.getSource()).getMostRecentCommand(); if (mostRecentCommand != null) { setSelectionToViewer(mostRecentCommand.getAffectedObjects()); } for (Iterator<PropertySheetPage> i = propertySheetPages.iterator(); i.hasNext();) { PropertySheetPage propertySheetPage = i.next(); if (propertySheetPage.getControl().isDisposed()) { i.remove(); } else { propertySheetPage.refresh(); } } } }); } }); // Create the editing domain with a special command stack. // editingDomain = new AdapterFactoryEditingDomain(adapterFactory, commandStack, new HashMap<Resource, Boolean>()); } /** * This is here for the listener to be able to call it. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @Override protected void firePropertyChange(int action) { super.firePropertyChange(action); } /** * This sets the selection into whichever viewer is active. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public void setSelectionToViewer(Collection<?> collection) { final Collection<?> theSelection = collection; // Make sure it's okay. // if (theSelection != null && !theSelection.isEmpty()) { Runnable runnable = new Runnable() { public void run() { // Try to select the items in the current content viewer of the editor. // if (currentViewer != null) { currentViewer.setSelection(new StructuredSelection(theSelection.toArray()), true); } } }; getSite().getShell().getDisplay().asyncExec(runnable); } } /** * This returns the editing domain as required by the {@link IEditingDomainProvider} interface. * This is important for implementing the static methods of {@link AdapterFactoryEditingDomain} * and for supporting {@link org.eclipse.emf.edit.ui.action.CommandAction}. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public EditingDomain getEditingDomain() { return editingDomain; } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public class ReverseAdapterFactoryContentProvider extends AdapterFactoryContentProvider { /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public ReverseAdapterFactoryContentProvider(AdapterFactory adapterFactory) { super(adapterFactory); } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @Override public Object[] getElements(Object object) { Object parent = super.getParent(object); return (parent == null ? Collections.EMPTY_SET : Collections.singleton(parent)).toArray(); } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @Override public Object[] getChildren(Object object) { Object parent = super.getParent(object); return (parent == null ? Collections.EMPTY_SET : Collections.singleton(parent)).toArray(); } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @Override public boolean hasChildren(Object object) { Object parent = super.getParent(object); return parent != null; } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @Override public Object getParent(Object object) { return null; } } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public void setCurrentViewerPane(ViewerPane viewerPane) { if (currentViewerPane != viewerPane) { if (currentViewerPane != null) { currentViewerPane.showFocus(false); } currentViewerPane = viewerPane; } setCurrentViewer(currentViewerPane.getViewer()); } /** * This makes sure that one content viewer, either for the current page or the outline view, if it has focus, * is the current one. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public void setCurrentViewer(Viewer viewer) { // If it is changing... // if (currentViewer != viewer) { if (selectionChangedListener == null) { // Create the listener on demand. // selectionChangedListener = new ISelectionChangedListener() { // This just notifies those things that are affected by the section. // public void selectionChanged(SelectionChangedEvent selectionChangedEvent) { setSelection(selectionChangedEvent.getSelection()); } }; } // Stop listening to the old one. // if (currentViewer != null) { currentViewer.removeSelectionChangedListener(selectionChangedListener); } // Start listening to the new one. // if (viewer != null) { viewer.addSelectionChangedListener(selectionChangedListener); } // Remember it. // currentViewer = viewer; // Set the editors selection based on the current viewer's selection. // setSelection(currentViewer == null ? StructuredSelection.EMPTY : currentViewer.getSelection()); } } /** * This returns the viewer as required by the {@link IViewerProvider} interface. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public Viewer getViewer() { return currentViewer; } /** * This creates a context menu for the viewer and adds a listener as well registering the menu for extension. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected void createContextMenuFor(StructuredViewer viewer) { MenuManager contextMenu = new MenuManager("#PopUp"); contextMenu.add(new Separator("additions")); contextMenu.setRemoveAllWhenShown(true); contextMenu.addMenuListener(this); Menu menu = contextMenu.createContextMenu(viewer.getControl()); viewer.getControl().setMenu(menu); getSite().registerContextMenu(contextMenu, new UnwrappingSelectionProvider(viewer)); int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK; Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance(), LocalSelectionTransfer.getTransfer(), FileTransfer.getInstance() }; viewer.addDragSupport(dndOperations, transfers, new ViewerDragAdapter(viewer)); viewer.addDropSupport(dndOperations, transfers, new EditingDomainViewerDropAdapter(editingDomain, viewer)); } /** * This is the method called to load a resource into the editing domain's resource set based on the editor's input. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public void createModel() { URI resourceURI = EditUIUtil.getURI(getEditorInput()); Exception exception = null; Resource resource = null; try { // Load the resource through the editing domain. // resource = editingDomain.getResourceSet().getResource(resourceURI, true); } catch (Exception e) { exception = e; resource = editingDomain.getResourceSet().getResource(resourceURI, false); } Diagnostic diagnostic = analyzeResourceProblems(resource, exception); if (diagnostic.getSeverity() != Diagnostic.OK) { resourceToDiagnosticMap.put(resource, analyzeResourceProblems(resource, exception)); } editingDomain.getResourceSet().eAdapters().add(problemIndicationAdapter); } /** * Returns a diagnostic describing the errors and warnings listed in the resource * and the specified exception (if any). * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public Diagnostic analyzeResourceProblems(Resource resource, Exception exception) { boolean hasErrors = !resource.getErrors().isEmpty(); if (hasErrors || !resource.getWarnings().isEmpty()) { BasicDiagnostic basicDiagnostic = new BasicDiagnostic(hasErrors ? Diagnostic.ERROR : Diagnostic.WARNING, "org.eclipse.emf.java.editor", 0, getString("_UI_CreateModelError_message", resource.getURI()), new Object[] { exception == null ? (Object) resource : exception }); basicDiagnostic.merge(EcoreUtil.computeDiagnostic(resource, true)); return basicDiagnostic; } else if (exception != null) { return new BasicDiagnostic(Diagnostic.ERROR, "org.eclipse.emf.java.editor", 0, getString("_UI_CreateModelError_message", resource.getURI()), new Object[] { exception }); } else { return Diagnostic.OK_INSTANCE; } } /** * This is the method used by the framework to install your own controls. * @generated EATM */ @Override public void createPages() { // I assume that the input is a file object. // IFileEditorInput modelFile = (IFileEditorInput) getEditorInput(); try { Map<String, Object> extensionToFactoryMap = editingDomain.getResourceSet().getResourceFactoryRegistry() .getExtensionToFactoryMap(); extensionToFactoryMap.put("java", new JavaResourceFactoryImpl()); extensionToFactoryMap.put("packages", new JavaPackageResourceFactoryImpl()); setupClassLoader(modelFile.getFile().getProject()); // Load the resource through the editing domain. // editingDomain.loadResource( URI.createPlatformResourceURI(modelFile.getFile().getFullPath().toString(), true).toString()); Map<EObject, Collection<EStructuralFeature.Setting>> map = new EcoreUtil.UnresolvedProxyCrossReferencer( editingDomain.getResourceSet()) { private static final long serialVersionUID = 1L; @Override protected TreeIterator<Notifier> newContentsIterator() { return new EcoreUtil.ContentTreeIterator<Notifier>(emfObjects) { private static final long serialVersionUID = 1L; @Override protected Iterator<? extends EObject> getEObjectChildren(EObject eObject) { if (eObject instanceof JCompilationUnit) { // final JCompilationUnit jCompilationUnit = (JCompilationUnit)eObject; final List<JClass> types = ((JCompilationUnit) eObject).getTypes(); return new Iterator<EObject>() { int index = 0; public boolean hasNext() { return index < types.size(); } public EObject next() { return types.get(index++); } public void remove() { throw new UnsupportedOperationException(); } }; } else { return super.getEObjectChildren(eObject); } } @Override protected Iterator<EObject> getResourceChildren(Resource r) { final List<EObject> contents = r.getContents(); return new Iterator<EObject>() { int index = 0; public boolean hasNext() { return index < contents.size(); } public EObject next() { return contents.get(index++); } public void remove() { throw new UnsupportedOperationException(); } }; } }; } /* protected void handleCrossReference(EObject eObject) { if (eObject instanceof JCompilationUnit) { JCompilationUnit jCompilationUnit = (JCompilationUnit)eObject; if (".class".equals(jCompilationUnit.getName())) { List types = jCompilationUnit.getTypes(); for (int i = 0; i < types.size(); ++i) { JClass jClass = (JClass)types.get(i); crossReference(jCompilationUnit, JavaPackage.eINSTANCE.getJCompilationUnit_Types(), jClass); } return; } } super.handleCrossReference(eObject); } */ @Override public Map<EObject, Collection<EStructuralFeature.Setting>> findUnresolvedProxyCrossReferences() { // EATM MEGA KLUDGE. crossReference(); return super.findUnresolvedProxyCrossReferences(); } }.findUnresolvedProxyCrossReferences(); for (Map.Entry<?, ?> entry : map.entrySet()) { System.err.println("Unresolved proxy: " + entry); } // The one object in the resource's extent should be the root object. // // rootObject = (EObject)((Resource)editingDomain.getResourceSet().getResources().iterator().next()).getContents().get(0); } catch (Exception exception) { exception.printStackTrace(); } // Create a page for the selection tree view. // { ViewerPane viewerPane = new ViewerPane(getSite().getPage(), JavaEditor.this) { @Override public Viewer createViewer(Composite composite) { Tree tree = new Tree(composite, SWT.MULTI); TreeViewer newTreeViewer = new TreeViewer(tree); return newTreeViewer; } @Override public void requestActivation() { super.requestActivation(); setCurrentViewerPane(this); } }; viewerPane.createControl(getContainer()); selectionViewer = (TreeViewer) viewerPane.getViewer(); selectionViewer.setContentProvider(new AdapterFactoryContentProvider(adapterFactory)); selectionViewer.setLabelProvider(new AdapterFactoryLabelProvider(adapterFactory)); selectionViewer.setInput(editingDomain.getResourceSet()); selectionViewer.setSelection( new StructuredSelection(editingDomain.getResourceSet().getResources().get(0)), true); viewerPane.setTitle(editingDomain.getResourceSet()); new AdapterFactoryTreeEditor(selectionViewer.getTree(), adapterFactory); createContextMenuFor(selectionViewer); int pageIndex = addPage(viewerPane.getControl()); setPageText(pageIndex, getString("_UI_SelectionPage_label")); } // Create a page for the parent tree view. // { ViewerPane viewerPane = new ViewerPane(getSite().getPage(), JavaEditor.this) { @Override public Viewer createViewer(Composite composite) { Tree tree = new Tree(composite, SWT.MULTI); TreeViewer newTreeViewer = new TreeViewer(tree); return newTreeViewer; } @Override public void requestActivation() { super.requestActivation(); setCurrentViewerPane(this); } }; viewerPane.createControl(getContainer()); parentViewer = (TreeViewer) viewerPane.getViewer(); parentViewer.setAutoExpandLevel(30); parentViewer.setContentProvider(new ReverseAdapterFactoryContentProvider(adapterFactory)); parentViewer.setLabelProvider(new AdapterFactoryLabelProvider(adapterFactory)); createContextMenuFor(parentViewer); int pageIndex = addPage(viewerPane.getControl()); setPageText(pageIndex, getString("_UI_ParentPage_label")); } // This is the page for the list viewer // { ViewerPane viewerPane = new ViewerPane(getSite().getPage(), JavaEditor.this) { @Override public Viewer createViewer(Composite composite) { return new ListViewer(composite); } @Override public void requestActivation() { super.requestActivation(); setCurrentViewerPane(this); } }; viewerPane.createControl(getContainer()); listViewer = (ListViewer) viewerPane.getViewer(); listViewer.setContentProvider(new AdapterFactoryContentProvider(adapterFactory)); listViewer.setLabelProvider(new AdapterFactoryLabelProvider(adapterFactory)); createContextMenuFor(listViewer); int pageIndex = addPage(viewerPane.getControl()); setPageText(pageIndex, getString("_UI_ListPage_label")); } // This is the page for the tree viewer // { ViewerPane viewerPane = new ViewerPane(getSite().getPage(), JavaEditor.this) { @Override public Viewer createViewer(Composite composite) { return new TreeViewer(composite); } @Override public void requestActivation() { super.requestActivation(); setCurrentViewerPane(this); } }; viewerPane.createControl(getContainer()); treeViewer = (TreeViewer) viewerPane.getViewer(); treeViewer.setContentProvider(new AdapterFactoryContentProvider(adapterFactory)); treeViewer.setLabelProvider(new AdapterFactoryLabelProvider(adapterFactory)); new AdapterFactoryTreeEditor(treeViewer.getTree(), adapterFactory); createContextMenuFor(treeViewer); int pageIndex = addPage(viewerPane.getControl()); setPageText(pageIndex, getString("_UI_TreePage_label")); } // This is the page for the table viewer. // { ViewerPane viewerPane = new ViewerPane(getSite().getPage(), JavaEditor.this) { @Override public Viewer createViewer(Composite composite) { return new TableViewer(composite); } @Override public void requestActivation() { super.requestActivation(); setCurrentViewerPane(this); } }; viewerPane.createControl(getContainer()); tableViewer = (TableViewer) viewerPane.getViewer(); Table table = tableViewer.getTable(); TableLayout layout = new TableLayout(); table.setLayout(layout); table.setHeaderVisible(true); table.setLinesVisible(true); TableColumn objectColumn = new TableColumn(table, SWT.NONE); layout.addColumnData(new ColumnWeightData(3, 100, true)); objectColumn.setText(getString("_UI_ObjectColumn_label")); objectColumn.setResizable(true); TableColumn selfColumn = new TableColumn(table, SWT.NONE); layout.addColumnData(new ColumnWeightData(2, 100, true)); selfColumn.setText(getString("_UI_SelfColumn_label")); selfColumn.setResizable(true); tableViewer.setColumnProperties(new String[] { "a", "b" }); tableViewer.setContentProvider(new AdapterFactoryContentProvider(adapterFactory)); tableViewer.setLabelProvider(new AdapterFactoryLabelProvider(adapterFactory)); createContextMenuFor(tableViewer); int pageIndex = addPage(viewerPane.getControl()); setPageText(pageIndex, getString("_UI_TablePage_label")); } // This is the page for the table tree viewer. // { ViewerPane viewerPane = new ViewerPane(getSite().getPage(), JavaEditor.this) { @Override public Viewer createViewer(Composite composite) { return new TreeViewer(composite); } @Override public void requestActivation() { super.requestActivation(); setCurrentViewerPane(this); } }; viewerPane.createControl(getContainer()); treeViewerWithColumns = (TreeViewer) viewerPane.getViewer(); Tree tree = treeViewerWithColumns.getTree(); tree.setLayoutData(new FillLayout()); tree.setHeaderVisible(true); tree.setLinesVisible(true); TreeColumn objectColumn = new TreeColumn(tree, SWT.NONE); objectColumn.setText(getString("_UI_ObjectColumn_label")); objectColumn.setResizable(true); objectColumn.setWidth(250); TreeColumn selfColumn = new TreeColumn(tree, SWT.NONE); selfColumn.setText(getString("_UI_SelfColumn_label")); selfColumn.setResizable(true); selfColumn.setWidth(200); treeViewerWithColumns.setColumnProperties(new String[] { "a", "b" }); treeViewerWithColumns.setContentProvider(new AdapterFactoryContentProvider(adapterFactory)); treeViewerWithColumns.setLabelProvider(new AdapterFactoryLabelProvider(adapterFactory)); createContextMenuFor(treeViewerWithColumns); int pageIndex = addPage(viewerPane.getControl()); setPageText(pageIndex, getString("_UI_TreeWithColumnsPage_label")); } setActivePage(0); } /** * If there is just one page in the multi-page editor part, * this hides the single tab at the bottom. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected void hideTabs() { if (getPageCount() <= 1) { setPageText(0, ""); if (getContainer() instanceof CTabFolder) { ((CTabFolder) getContainer()).setTabHeight(1); Point point = getContainer().getSize(); getContainer().setSize(point.x, point.y + 6); } } } /** * If there is more than one page in the multi-page editor part, * this shows the tabs at the bottom. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected void showTabs() { if (getPageCount() > 1) { setPageText(0, getString("_UI_SelectionPage_label")); if (getContainer() instanceof CTabFolder) { ((CTabFolder) getContainer()).setTabHeight(SWT.DEFAULT); Point point = getContainer().getSize(); getContainer().setSize(point.x, point.y - 6); } } } /** * This is used to track the active viewer. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @Override protected void pageChange(int pageIndex) { super.pageChange(pageIndex); if (contentOutlinePage != null) { handleContentOutlineSelection(contentOutlinePage.getSelection()); } } /** * This is how the framework determines which interfaces we implement. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @SuppressWarnings({ "rawtypes", "unchecked" }) @Override public Object getAdapter(Class key) { if (key.equals(IContentOutlinePage.class)) { return showOutlineView() ? getContentOutlinePage() : null; } else if (key.equals(IPropertySheetPage.class)) { return getPropertySheetPage(); } else if (key.equals(IGotoMarker.class)) { return this; } else { return super.getAdapter(key); } } /** * This accesses a cached version of the content outliner. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public IContentOutlinePage getContentOutlinePage() { if (contentOutlinePage == null) { // The content outline is just a tree. // class MyContentOutlinePage extends ContentOutlinePage { @Override public void createControl(Composite parent) { super.createControl(parent); contentOutlineViewer = getTreeViewer(); contentOutlineViewer.addSelectionChangedListener(this); // Set up the tree viewer. // contentOutlineViewer.setContentProvider(new AdapterFactoryContentProvider(adapterFactory)); contentOutlineViewer.setLabelProvider(new AdapterFactoryLabelProvider(adapterFactory)); contentOutlineViewer.setInput(editingDomain.getResourceSet()); // Make sure our popups work. // createContextMenuFor(contentOutlineViewer); if (!editingDomain.getResourceSet().getResources().isEmpty()) { // Select the root object in the view. // contentOutlineViewer.setSelection( new StructuredSelection(editingDomain.getResourceSet().getResources().get(0)), true); } } @Override public void makeContributions(IMenuManager menuManager, IToolBarManager toolBarManager, IStatusLineManager statusLineManager) { super.makeContributions(menuManager, toolBarManager, statusLineManager); contentOutlineStatusLineManager = statusLineManager; } @Override public void setActionBars(IActionBars actionBars) { super.setActionBars(actionBars); getActionBarContributor().shareGlobalActions(this, actionBars); } } contentOutlinePage = new MyContentOutlinePage(); // Listen to selection so that we can handle it is a special way. // contentOutlinePage.addSelectionChangedListener(new ISelectionChangedListener() { // This ensures that we handle selections correctly. // public void selectionChanged(SelectionChangedEvent event) { handleContentOutlineSelection(event.getSelection()); } }); } return contentOutlinePage; } /** * This accesses a cached version of the property sheet. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public IPropertySheetPage getPropertySheetPage() { PropertySheetPage propertySheetPage = new ExtendedPropertySheetPage(editingDomain) { @Override public void setSelectionToViewer(List<?> selection) { JavaEditor.this.setSelectionToViewer(selection); JavaEditor.this.setFocus(); } @Override public void setActionBars(IActionBars actionBars) { super.setActionBars(actionBars); getActionBarContributor().shareGlobalActions(this, actionBars); } }; propertySheetPage.setPropertySourceProvider(new AdapterFactoryContentProvider(adapterFactory)); propertySheetPages.add(propertySheetPage); return propertySheetPage; } /** * This deals with how we want selection in the outliner to affect the other views. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public void handleContentOutlineSelection(ISelection selection) { if (currentViewerPane != null && !selection.isEmpty() && selection instanceof IStructuredSelection) { Iterator<?> selectedElements = ((IStructuredSelection) selection).iterator(); if (selectedElements.hasNext()) { // Get the first selected element. // Object selectedElement = selectedElements.next(); // If it's the selection viewer, then we want it to select the same selection as this selection. // if (currentViewerPane.getViewer() == selectionViewer) { ArrayList<Object> selectionList = new ArrayList<Object>(); selectionList.add(selectedElement); while (selectedElements.hasNext()) { selectionList.add(selectedElements.next()); } // Set the selection to the widget. // selectionViewer.setSelection(new StructuredSelection(selectionList)); } else { // Set the input to the widget. // if (currentViewerPane.getViewer().getInput() != selectedElement) { currentViewerPane.getViewer().setInput(selectedElement); currentViewerPane.setTitle(selectedElement); } } } } } /** * This is for implementing {@link IEditorPart} and simply tests the command stack. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @Override public boolean isDirty() { return ((BasicCommandStack) editingDomain.getCommandStack()).isSaveNeeded(); } /** * This is for implementing {@link IEditorPart} and simply saves the model file. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @Override public void doSave(IProgressMonitor progressMonitor) { // Save only resources that have actually changed. // final Map<Object, Object> saveOptions = new HashMap<Object, Object>(); saveOptions.put(Resource.OPTION_SAVE_ONLY_IF_CHANGED, Resource.OPTION_SAVE_ONLY_IF_CHANGED_MEMORY_BUFFER); saveOptions.put(Resource.OPTION_LINE_DELIMITER, Resource.OPTION_LINE_DELIMITER_UNSPECIFIED); // Do the work within an operation because this is a long running activity that modifies the workbench. // WorkspaceModifyOperation operation = new WorkspaceModifyOperation() { // This is the method that gets invoked when the operation runs. // @Override public void execute(IProgressMonitor monitor) { // Save the resources to the file system. // boolean first = true; for (Resource resource : editingDomain.getResourceSet().getResources()) { if ((first || !resource.getContents().isEmpty() || isPersisted(resource)) && !editingDomain.isReadOnly(resource)) { try { long timeStamp = resource.getTimeStamp(); resource.save(saveOptions); if (resource.getTimeStamp() != timeStamp) { savedResources.add(resource); } } catch (Exception exception) { resourceToDiagnosticMap.put(resource, analyzeResourceProblems(resource, exception)); } first = false; } } } }; updateProblemIndication = false; try { // This runs the options, and shows progress. // new ProgressMonitorDialog(getSite().getShell()).run(true, false, operation); // Refresh the necessary state. // ((BasicCommandStack) editingDomain.getCommandStack()).saveIsDone(); firePropertyChange(IEditorPart.PROP_DIRTY); } catch (Exception exception) { // Something went wrong that shouldn't. // JavaEditorPlugin.INSTANCE.log(exception); } updateProblemIndication = true; updateProblemIndication(); } /** * This returns whether something has been persisted to the URI of the specified resource. * The implementation uses the URI converter from the editor's resource set to try to open an input stream. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected boolean isPersisted(Resource resource) { boolean result = false; try { InputStream stream = editingDomain.getResourceSet().getURIConverter() .createInputStream(resource.getURI()); if (stream != null) { result = true; stream.close(); } } catch (IOException e) { // Ignore } return result; } /** * This always returns true because it is not currently supported. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @Override public boolean isSaveAsAllowed() { return true; } /** * This also changes the editor's input. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @Override public void doSaveAs() { SaveAsDialog saveAsDialog = new SaveAsDialog(getSite().getShell()); saveAsDialog.open(); IPath path = saveAsDialog.getResult(); if (path != null) { IFile file = ResourcesPlugin.getWorkspace().getRoot().getFile(path); if (file != null) { doSaveAs(URI.createPlatformResourceURI(file.getFullPath().toString(), true), new FileEditorInput(file)); } } } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected void doSaveAs(URI uri, IEditorInput editorInput) { (editingDomain.getResourceSet().getResources().get(0)).setURI(uri); setInputWithNotify(editorInput); setPartName(editorInput.getName()); IProgressMonitor progressMonitor = getActionBars().getStatusLineManager() != null ? getActionBars().getStatusLineManager().getProgressMonitor() : new NullProgressMonitor(); doSave(progressMonitor); } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public void gotoMarker(IMarker marker) { List<?> targetObjects = markerHelper.getTargetObjects(editingDomain, marker); if (!targetObjects.isEmpty()) { setSelectionToViewer(targetObjects); } } /** * This is called during startup. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @Override public void init(IEditorSite site, IEditorInput editorInput) throws PartInitException, PartInitException, PartInitException, PartInitException, PartInitException { setSite(site); setInputWithNotify(editorInput); setPartName(editorInput.getName()); site.setSelectionProvider(this); site.getPage().addPartListener(partListener); ResourcesPlugin.getWorkspace().addResourceChangeListener(resourceChangeListener, IResourceChangeEvent.POST_CHANGE); } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @Override public void setFocus() { if (currentViewerPane != null) { currentViewerPane.setFocus(); } else { getControl(getActivePage()).setFocus(); } } /** * This implements {@link org.eclipse.jface.viewers.ISelectionProvider}. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public void addSelectionChangedListener(ISelectionChangedListener listener) { selectionChangedListeners.add(listener); } /** * This implements {@link org.eclipse.jface.viewers.ISelectionProvider}. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public void removeSelectionChangedListener(ISelectionChangedListener listener) { selectionChangedListeners.remove(listener); } /** * This implements {@link org.eclipse.jface.viewers.ISelectionProvider} to return this editor's overall selection. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public ISelection getSelection() { return editorSelection; } /** * This implements {@link org.eclipse.jface.viewers.ISelectionProvider} to set this editor's overall selection. * Calling this result will notify the listeners. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public void setSelection(ISelection selection) { editorSelection = selection; for (ISelectionChangedListener listener : selectionChangedListeners) { listener.selectionChanged(new SelectionChangedEvent(this, selection)); } setStatusLineManager(selection); } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public void setStatusLineManager(ISelection selection) { IStatusLineManager statusLineManager = currentViewer != null && currentViewer == contentOutlineViewer ? contentOutlineStatusLineManager : getActionBars().getStatusLineManager(); if (statusLineManager != null) { if (selection instanceof IStructuredSelection) { Collection<?> collection = ((IStructuredSelection) selection).toList(); switch (collection.size()) { case 0: { statusLineManager.setMessage(getString("_UI_NoObjectSelected")); break; } case 1: { String text = new AdapterFactoryItemDelegator(adapterFactory) .getText(collection.iterator().next()); statusLineManager.setMessage(getString("_UI_SingleObjectSelected", text)); break; } default: { statusLineManager .setMessage(getString("_UI_MultiObjectSelected", Integer.toString(collection.size()))); break; } } } else { statusLineManager.setMessage(""); } } } /** * This looks up a string in the plugin's plugin.properties file. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ private static String getString(String key) { return JavaEditorPlugin.INSTANCE.getString(key); } /** * This looks up a string in plugin.properties, making a substitution. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ private static String getString(String key, Object s1) { return JavaEditorPlugin.INSTANCE.getString(key, new Object[] { s1 }); } /** * This implements {@link org.eclipse.jface.action.IMenuListener} to help fill the context menus with contributions from the Edit menu. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public void menuAboutToShow(IMenuManager menuManager) { ((IMenuListener) getEditorSite().getActionBarContributor()).menuAboutToShow(menuManager); } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public EditingDomainActionBarContributor getActionBarContributor() { return (EditingDomainActionBarContributor) getEditorSite().getActionBarContributor(); } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public IActionBars getActionBars() { return getActionBarContributor().getActionBars(); } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ public AdapterFactory getAdapterFactory() { return adapterFactory; } /** * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ @Override public void dispose() { updateProblemIndication = false; ResourcesPlugin.getWorkspace().removeResourceChangeListener(resourceChangeListener); getSite().getPage().removePartListener(partListener); adapterFactory.dispose(); if (getActionBarContributor().getActiveEditor() == this) { getActionBarContributor().setActiveEditor(null); } for (PropertySheetPage propertySheetPage : propertySheetPages) { propertySheetPage.dispose(); } if (contentOutlinePage != null) { contentOutlinePage.dispose(); } super.dispose(); } /** * Returns whether the outline view should be presented to the user. * <!-- begin-user-doc --> * <!-- end-user-doc --> * @generated */ protected boolean showOutlineView() { return true; } public void setupClassLoader(IProject project) { JavaPackageResourceImpl javaPackageResource = (JavaPackageResourceImpl) editingDomain .loadResource(JavaUtil.JAVA_PACKAGE_RESOURCE); IWorkspaceRoot workspaceRoot = project.getWorkspace().getRoot(); List<URL> libraryURLs = new UniqueEList<URL>(); List<String> sourceURIs = new ArrayList<String>(); try { IJavaProject javaProject = JavaCore.create(project); IClasspathEntry[] classpath = javaProject.getResolvedClasspath(true); if (classpath != null) { for (int i = 0; i < classpath.length; ++i) { IClasspathEntry classpathEntry = classpath[i]; switch (classpathEntry.getEntryKind()) { case IClasspathEntry.CPE_LIBRARY: case IClasspathEntry.CPE_CONTAINER: { libraryURLs.add(new URL(URI.createFileURI(classpathEntry.getPath().toString()).toString())); break; } case IClasspathEntry.CPE_SOURCE: { sourceURIs.add( URI.createPlatformResourceURI(classpathEntry.getPath().toString(), true) + "/"); break; } case IClasspathEntry.CPE_PROJECT: { IProject referencedProject = workspaceRoot.getProject(classpathEntry.getPath().segment(0)); IJavaProject referencedJavaProject = JavaCore.create(referencedProject); IContainer container = workspaceRoot.getFolder(referencedJavaProject.getOutputLocation()); libraryURLs.add( new URL(URI.createFileURI(container.getLocation().toString() + "/").toString())); getAllReferencedProjects(libraryURLs, referencedProject.getDescription().getReferencedProjects()); getAllReferencedProjects(libraryURLs, referencedProject.getDescription().getDynamicReferences()); break; } case IClasspathEntry.CPE_VARIABLE: default: { break; } } } } javaPackageResource.setClassLoader(new URLClassLoader(libraryURLs.toArray(new URL[libraryURLs.size()]), new URLClassLoader(new URL[0], null))); javaPackageResource.getSourceURIs().addAll(sourceURIs); } catch (MalformedURLException exception) { exception.printStackTrace(); } catch (JavaModelException exception) { exception.printStackTrace(); } catch (CoreException exception) { exception.printStackTrace(); } } /** * Walks the projects recursively. */ public void getAllReferencedProjects(Collection<URL> libraryURLs, IProject[] projects) throws CoreException, MalformedURLException { for (int i = 0; i < projects.length; ++i) { IProject project = projects[i]; if (project.exists() && project.isOpen()) { IJavaProject referencedJavaProject = JavaCore.create(project); IContainer container = project.getWorkspace().getRoot() .getFolder(referencedJavaProject.getOutputLocation()); libraryURLs.add(new URL(URI.createFileURI(container.getLocation().toString() + "/").toString())); getAllReferencedProjects(libraryURLs, project.getDescription().getReferencedProjects()); getAllReferencedProjects(libraryURLs, project.getDescription().getDynamicReferences()); } } } }