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Diffstat (limited to 'plugins/org.eclipse.jst.jee.ui/src/org/eclipse/jst/jee/ui/internal/navigator/JEE5ContentProvider.java')
-rw-r--r--plugins/org.eclipse.jst.jee.ui/src/org/eclipse/jst/jee/ui/internal/navigator/JEE5ContentProvider.java262
1 files changed, 0 insertions, 262 deletions
diff --git a/plugins/org.eclipse.jst.jee.ui/src/org/eclipse/jst/jee/ui/internal/navigator/JEE5ContentProvider.java b/plugins/org.eclipse.jst.jee.ui/src/org/eclipse/jst/jee/ui/internal/navigator/JEE5ContentProvider.java
deleted file mode 100644
index 9da9bf81b..000000000
--- a/plugins/org.eclipse.jst.jee.ui/src/org/eclipse/jst/jee/ui/internal/navigator/JEE5ContentProvider.java
+++ /dev/null
@@ -1,262 +0,0 @@
-/***********************************************************************
- * Copyright (c) 2008 by SAP AG, Walldorf.
- * 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:
- * SAP AG - initial API and implementation
- ***********************************************************************/
-package org.eclipse.jst.jee.ui.internal.navigator;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
-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.ResourcesPlugin;
-import org.eclipse.core.runtime.IProgressMonitor;
-import org.eclipse.core.runtime.IStatus;
-import org.eclipse.core.runtime.Status;
-import org.eclipse.core.runtime.jobs.ISchedulingRule;
-import org.eclipse.core.runtime.jobs.Job;
-import org.eclipse.jface.viewers.AbstractTreeViewer;
-import org.eclipse.jface.viewers.ISelection;
-import org.eclipse.jface.viewers.ITreeContentProvider;
-import org.eclipse.jface.viewers.StructuredViewer;
-import org.eclipse.jface.viewers.TreeViewer;
-import org.eclipse.jface.viewers.Viewer;
-import org.eclipse.jst.j2ee.model.IModelProvider;
-import org.eclipse.jst.j2ee.model.IModelProviderEvent;
-import org.eclipse.jst.j2ee.model.IModelProviderListener;
-import org.eclipse.jst.j2ee.model.ModelProviderManager;
-import org.eclipse.jst.j2ee.navigator.internal.EMFRootObjectProvider.IRefreshHandlerListener;
-import org.eclipse.jst.javaee.core.JavaEEObject;
-import org.eclipse.jst.javaee.ejb.EntityBean;
-import org.eclipse.jst.javaee.ejb.MessageDrivenBean;
-import org.eclipse.jst.javaee.ejb.SessionBean;
-import org.eclipse.jst.jee.ui.plugin.JEEUIPlugin;
-import org.eclipse.swt.widgets.Display;
-import org.eclipse.swt.widgets.Item;
-import org.eclipse.swt.widgets.Tree;
-import org.eclipse.swt.widgets.TreeItem;
-import org.eclipse.swt.widgets.Widget;
-import org.eclipse.ui.progress.UIJob;
-import org.eclipse.wst.common.componentcore.ModuleCoreNature;
-
-public abstract class JEE5ContentProvider implements ITreeContentProvider, IRefreshHandlerListener, IModelProviderListener, IResourceChangeListener {
-
- protected Viewer viewer;
- protected static final Class IPROJECT_CLASS = IProject.class;
-
- protected static Map<IProject, IModelProvider> groupProvidersMap = new HashMap<IProject, IModelProvider>();
-
- protected static Map<IProject, AbstractGroupProvider> groupContentProviders = new HashMap<IProject, AbstractGroupProvider>();
-
-
- public JEE5ContentProvider() {
- ResourcesPlugin.getWorkspace().addResourceChangeListener(this);
- }
-
- public void inputChanged(Viewer aViewer, Object anOldInput, Object aNewInput) {
- viewer = aViewer;
- }
-
-
- protected IModelProvider getCachedModelProvider(IProject project) {
- IModelProvider provider = groupProvidersMap.get(project);
- if (provider == null){
- provider = ModelProviderManager.getModelProvider(project);
- provider.addListener(this);
- groupProvidersMap.put(project,provider);
- }
- return provider;
- }
-
- protected AbstractGroupProvider getCachedContentProvider(IProject project) {
- AbstractGroupProvider provider = groupContentProviders.get(project);
- if (provider == null){
- if (project == null || !project.isAccessible()){
- return null;
- }
- // if the project is no longer a valid flexible project (due to deletion of critical files)
- if (!ModuleCoreNature.isFlexibleProject(project)){
- return null;
- }
- provider = getNewContentProviderInstance(project);
- groupContentProviders.put(project, provider);
- } else {
- if (!project.isAccessible()){
- return null;
- }
- Object modelObject = ModelProviderManager.getModelProvider(project).getModelObject();
- if (provider.getJavaEEObject() != modelObject){
- if (modelObject == null){
- provider.setValid(false);
- return provider;
- }
-
- provider.reinit((JavaEEObject)modelObject);
- }
- }
- return provider;
- }
-
- protected abstract AbstractGroupProvider getNewContentProviderInstance(IProject project);
-
-
- public void projectChanged(final IProject project) {
- try {
- Runnable refreshThread = new Runnable() {
- public void run() {
- if (viewer != null) {
- try{
-
- if( viewer.getControl() != null && !viewer.getControl().isDisposed() ){
- viewer.getControl().setRedraw(false);
- ISelection sel = ((TreeViewer) viewer).getSelection();
- ITreeContentProvider contentProvider = ((ITreeContentProvider) ((TreeViewer) viewer)
- .getContentProvider());
- contentProvider.getChildren(project);
- Object[] expandedElements = ((TreeViewer) viewer).getExpandedElements();
-
- ((StructuredViewer) viewer).refresh(project);
- ((TreeViewer) viewer).setSelection(sel);
-
- expandElements(expandedElements);
- }
-
- }finally{
- if( viewer.getControl() != null && !viewer.getControl().isDisposed() ){
- viewer.getControl().setRedraw(true);
- }
- }
- }
- }
-
- private void expandElements(Object[] expandedElements) {
- ArrayList<Object> newExpandedElements = new ArrayList<Object>();
-
- ArrayList<Object> allElements = new ArrayList<Object>();
- getViewerElements(allElements, ((TreeViewer) viewer).getControl());
-
- Object[] expandedElementsAfterRefresh = ((TreeViewer) viewer).getExpandedElements();
- newExpandedElements.addAll(Arrays.asList(expandedElementsAfterRefresh));
- for(int i=0;i < expandedElements.length;i++){
- boolean expanded = false;
- for(int j=0;j < expandedElementsAfterRefresh.length; j++){
- if(expandedElements[i].equals(expandedElementsAfterRefresh[j])){
- expanded = true;
- break;
- }
- }
- if(expanded){
- for(Object ob : allElements){
- if(ob instanceof SessionBean
- && expandedElements[i] instanceof SessionBean){
- SessionBean bean = (SessionBean) ob;
- SessionBean bean2 = (SessionBean) expandedElements[i];
- if(bean.getEjbName().equals(bean2.getEjbName())){
- newExpandedElements.add(ob);
- }
- }
- if(ob instanceof MessageDrivenBean
- && expandedElements[i] instanceof MessageDrivenBean){
- MessageDrivenBean bean = (MessageDrivenBean) ob;
- MessageDrivenBean bean2 = (MessageDrivenBean) expandedElements[i];
- if(bean.getEjbName().equals(bean2.getEjbName())){
- newExpandedElements.add(ob);
- }
- }
- if(ob instanceof EntityBean
- && expandedElements[i] instanceof EntityBean){
- EntityBean bean = (EntityBean) ob;
- EntityBean bean2 = (EntityBean) expandedElements[i];
- if(bean.getEjbName().equals(bean2.getEjbName())){
- newExpandedElements.add(ob);
- }
- }
- }
- }
- }
- ((TreeViewer) viewer).setExpandedElements(newExpandedElements.toArray());
- }
- };
- Display.getDefault().asyncExec(refreshThread);
- } catch (Exception e)
- {
- JEEUIPlugin.logError("Error during refresh", e); //$NON-NLS-1$
- }
- }
-
- private void getViewerElements(List result, Widget widget) {
- Item[] items = getChildren(widget);
- for (int i = 0; i < items.length; i++) {
- Item item = items[i];
- result.add(item.getData());
- getViewerElements(result, item);
- }
- }
-
- protected Item[] getChildren(Widget o) {
- if (o instanceof TreeItem) {
- return ((TreeItem) o).getItems();
- }
- if (o instanceof Tree) {
- return ((Tree) o).getItems();
- }
- return null;
- }
-
- public void modelsChanged(IModelProviderEvent event) {
- projectChanged(event.getProject());
-
- }
-
- public void onRefresh(final Object element) {
- if (viewer instanceof AbstractTreeViewer) {
- if (Display.getCurrent() != null) {
- ((AbstractTreeViewer) viewer).refresh(element, true);
- } else {
- /* Create and schedule a UI Job to update the Navigator Content Viewer */
- Job job = new UIJob("Update the Navigator Content Viewer Job") { //$NON-NLS-1$
- @Override
- public IStatus runInUIThread(IProgressMonitor monitor) {
- ((AbstractTreeViewer) viewer).refresh(element, true);
- return Status.OK_STATUS;
- }
- };
- ISchedulingRule rule = new ISchedulingRule() {
- public boolean contains(ISchedulingRule rule) {
- return rule == this;
- }
- public boolean isConflicting(ISchedulingRule rule) {
- return rule == this;
- }
- };
- job.setRule(rule);
- job.schedule();
- }
- }
- }
-
- public void dispose() {
- groupProvidersMap.clear();
- groupContentProviders.clear();
- }
-
- public void resourceChanged(IResourceChangeEvent event) {
- if (event.getType() == IResourceChangeEvent.PRE_DELETE && event.getResource() != null && event.getResource().getType() == IResource.PROJECT){
- groupContentProviders.remove(event.getResource());
- groupProvidersMap.remove(event.getResource());
- }
-
- }
-
-}

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