diff options
Diffstat (limited to 'plugins/org.eclipse.jst.servlet.ui/servlet_ui/org/eclipse/jst/servlet/ui/internal/navigator/WebJavaContentProvider.java')
| -rw-r--r-- | plugins/org.eclipse.jst.servlet.ui/servlet_ui/org/eclipse/jst/servlet/ui/internal/navigator/WebJavaContentProvider.java | 302 |
1 files changed, 0 insertions, 302 deletions
diff --git a/plugins/org.eclipse.jst.servlet.ui/servlet_ui/org/eclipse/jst/servlet/ui/internal/navigator/WebJavaContentProvider.java b/plugins/org.eclipse.jst.servlet.ui/servlet_ui/org/eclipse/jst/servlet/ui/internal/navigator/WebJavaContentProvider.java deleted file mode 100644 index 1f9cb70bc..000000000 --- a/plugins/org.eclipse.jst.servlet.ui/servlet_ui/org/eclipse/jst/servlet/ui/internal/navigator/WebJavaContentProvider.java +++ /dev/null @@ -1,302 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2003, 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 API and implementation - *******************************************************************************/ -package org.eclipse.jst.servlet.ui.internal.navigator; - -import java.util.HashMap; -import java.util.Iterator; -import java.util.Map; -import java.util.Set; - -import org.eclipse.core.resources.IFolder; -import org.eclipse.core.resources.IProject; -import org.eclipse.core.resources.IResource; -import org.eclipse.core.runtime.CoreException; -import org.eclipse.jdt.core.IJavaElement; -import org.eclipse.jdt.core.IJavaProject; -import org.eclipse.jdt.core.IPackageFragment; -import org.eclipse.jdt.core.IPackageFragmentRoot; -import org.eclipse.jdt.core.JavaCore; -import org.eclipse.jdt.core.JavaModelException; -import org.eclipse.jface.viewers.ITreeContentProvider; -import org.eclipse.jface.viewers.Viewer; -import org.eclipse.jst.j2ee.internal.project.J2EEProjectUtilities; -import org.eclipse.jst.servlet.ui.internal.plugin.ServletUIPlugin; -import org.eclipse.ui.IMemento; -import org.eclipse.ui.navigator.CommonViewer; -import org.eclipse.ui.navigator.ICommonContentExtensionSite; -import org.eclipse.ui.navigator.INavigatorContentExtension; -import org.eclipse.ui.navigator.INavigatorContentService; -import org.eclipse.ui.navigator.IPipelinedTreeContentProvider; -import org.eclipse.ui.navigator.PipelinedShapeModification; -import org.eclipse.ui.navigator.PipelinedViewerUpdate; - -public class WebJavaContentProvider implements IPipelinedTreeContentProvider { - - private static final Object[] NO_CHILDREN = new Object[0]; - private static final String JAVA_EXTENSION_ID = "org.eclipse.jdt.java.ui.javaContent"; //$NON-NLS-1$ - - /* - * JDT likes to make it interesting so just one of their viewer types is made internal To avoid - * the dependency, we use some reflection here to filter the type. - */ - - private static Class INTERNAL_CONTAINER_CLASS; - static { - try { - INTERNAL_CONTAINER_CLASS = Class.forName("org.eclipse.jdt.internal.ui.packageview.ClassPathContainer"); //$NON-NLS-1$ - } catch (Throwable t) { - // ignore if the class has been removed or renamed. - INTERNAL_CONTAINER_CLASS = null; - } - } - - - private CommonViewer commonViewer; - private ITreeContentProvider delegateContentProvider; - private final Map compressedNodes = new HashMap(); - - public void getPipelinedChildren(Object aParent, Set theCurrentChildren) { - try { - if (aParent instanceof IProject && ((IProject)aParent).hasNature(JavaCore.NATURE_ID) && J2EEProjectUtilities.isDynamicWebProject((IProject)aParent)) { - cleanJavaContribution(theCurrentChildren); - theCurrentChildren.add(getCompressedNode((IProject)aParent)); - } - } catch (CoreException e) { - ServletUIPlugin.log(e); - } - } - - private void cleanJavaContribution(Set theCurrentChildren) { - IJavaElement element = null; - for (Iterator iter = theCurrentChildren.iterator(); iter.hasNext();) { - Object child = iter.next(); - if (child instanceof IResource && ((element = JavaCore.create((IResource) child)) != null) && element.exists()) - iter.remove(); - else if (child instanceof IJavaElement) - iter.remove(); - else if (INTERNAL_CONTAINER_CLASS != null && INTERNAL_CONTAINER_CLASS.isInstance(child)) - iter.remove(); - } - } - - private CompressedJavaProject getCompressedNode(IProject project) { - if (!J2EEProjectUtilities.isDynamicWebProject(project)) - return null; - CompressedJavaProject result = (CompressedJavaProject) compressedNodes.get(project); - if (result == null) { - compressedNodes.put(project, result = new CompressedJavaProject(commonViewer, project)); - } - return result; - } - - public void getPipelinedElements(Object anInput, Set theCurrentElements) { - - } - - public Object getPipelinedParent(Object anObject, Object aSuggestedParent) { - - try { - if (anObject instanceof IPackageFragmentRoot) { - IPackageFragmentRoot root = (IPackageFragmentRoot) anObject; - if (!root.isExternal()) { - if( aSuggestedParent instanceof IJavaProject ) { - return getCompressedNode( ((IJavaProject) aSuggestedParent).getProject() ); - } else if ( aSuggestedParent instanceof IProject && ((IProject)aSuggestedParent).hasNature(JavaCore.NATURE_ID) && J2EEProjectUtilities.isDynamicWebProject((IProject)aSuggestedParent) ){ - return getCompressedNode( ((IProject) aSuggestedParent) ); - } - } - } else if(INTERNAL_CONTAINER_CLASS.isInstance(anObject)) { - if( aSuggestedParent instanceof IJavaProject ) { - return getCompressedNode( ((IJavaProject) aSuggestedParent).getProject() ).getCompressedJavaLibraries(); - } else if ( aSuggestedParent instanceof IProject && ((IProject)aSuggestedParent).hasNature(JavaCore.NATURE_ID) && J2EEProjectUtilities.isDynamicWebProject((IProject)aSuggestedParent)){ - return getCompressedNode( ((IProject) aSuggestedParent) ).getCompressedJavaLibraries(); - } - } - } catch (CoreException e) { - ServletUIPlugin.log(e); - } - - return null; - } - - public PipelinedShapeModification interceptAdd(PipelinedShapeModification anAddModification) { - Object parent = anAddModification.getParent(); - - if (parent instanceof IPackageFragmentRoot) { - IPackageFragmentRoot sourceFolder = (IPackageFragmentRoot) parent; - if (J2EEProjectUtilities.isDynamicWebProject(sourceFolder.getJavaProject().getProject())) { - CompressedJavaProject compressedNode = getCompressedNode(sourceFolder.getJavaProject().getProject()); - if(compressedNode.isFlatteningSourceFolder()) { - anAddModification.setParent(compressedNode); - } - } - } - - return anAddModification; - } - - - public PipelinedShapeModification interceptRemove(PipelinedShapeModification aRemoveModification) { - - Object parent = aRemoveModification.getParent(); - - Set children = aRemoveModification.getChildren(); - - for (Object child : children) { - if (child instanceof IFolder){ - try { - IPackageFragment locatePackageFragment = locatePackageFragment((IFolder)child); - if(locatePackageFragment != null){ - aRemoveModification.getChildren().remove(child); - aRemoveModification.getChildren().add(locatePackageFragment); - - return aRemoveModification; - } - } catch (JavaModelException e) { - } - } - } - - if (parent instanceof IPackageFragmentRoot) { - IPackageFragmentRoot sourceFolder = (IPackageFragmentRoot) parent; - if (J2EEProjectUtilities.isDynamicWebProject(sourceFolder.getJavaProject().getProject())) { - CompressedJavaProject compressedNode = getCompressedNode(sourceFolder.getJavaProject().getProject()); - if(compressedNode.isFlatteningSourceFolder()) { - aRemoveModification.setParent(compressedNode); - } - } - - } - - return aRemoveModification; - } - - private IPackageFragment locatePackageFragment(IFolder child) throws JavaModelException { - IJavaProject javaProject = JavaCore.create(child.getProject()); - IPackageFragmentRoot[] packageFragmentRoots = javaProject.getPackageFragmentRoots(); - - IJavaElement elem = JavaCore.create(child); - if (elem instanceof IPackageFragment) { - IPackageFragment packageFragment = (IPackageFragment)elem; - for (IJavaElement javaElem = packageFragment ; javaElem != null ; javaElem = javaElem.getParent()) { - if (javaElem instanceof IPackageFragmentRoot) { - IPackageFragmentRoot fragmentRoot = (IPackageFragmentRoot)javaElem; - if (!fragmentRoot.isReadOnly() && !fragmentRoot.isExternal()) { - return packageFragment; - } - } - } - } - return null; - } - - public boolean interceptRefresh(PipelinedViewerUpdate aRefreshSynchronization) { - - Set refreshTargets = aRefreshSynchronization.getRefreshTargets(); - for (Iterator iter = refreshTargets.iterator(); iter.hasNext();) { - Object refreshTarget = iter.next(); - if (refreshTarget instanceof IPackageFragmentRoot) { - IPackageFragmentRoot sourceFolder = (IPackageFragmentRoot) refreshTarget; - if (J2EEProjectUtilities.isDynamicWebProject(sourceFolder.getJavaProject().getProject())) { - CompressedJavaProject compressedNode = getCompressedNode(sourceFolder.getJavaProject().getProject()); - if(compressedNode.isFlatteningSourceFolder()) { - iter.remove(); // voids the iter but is okay because we're done with it - refreshTargets.add(compressedNode); - return true; - } - } - - } - } - - return false; - } - - - public boolean interceptUpdate(PipelinedViewerUpdate anUpdateSynchronization) { - Set refreshTargets = anUpdateSynchronization.getRefreshTargets(); - for (Iterator iter = refreshTargets.iterator(); iter.hasNext();) { - Object refreshTarget = iter.next(); - if (refreshTarget instanceof IPackageFragmentRoot) { - IPackageFragmentRoot sourceFolder = (IPackageFragmentRoot) refreshTarget; - if (sourceFolder.getJavaProject()!=null && sourceFolder.getJavaProject().exists() && sourceFolder.getJavaProject().isOpen() && J2EEProjectUtilities.isDynamicWebProject(sourceFolder.getJavaProject().getProject())) { - CompressedJavaProject compressedNode = getCompressedNode(sourceFolder.getJavaProject().getProject()); - if(compressedNode.isFlatteningSourceFolder()) { - iter.remove(); // voids the iterator; but is okay because we're done with it - refreshTargets.add(compressedNode); - return true; - } - } - } - } - - return false; - } - - public void init(ICommonContentExtensionSite aSite) { - } - - public Object[] getChildren(Object parentElement) { - if (delegateContentProvider != null) { - if (parentElement instanceof CompressedJavaProject) { - return ((CompressedJavaProject)parentElement).getChildren(delegateContentProvider); - } else if (parentElement instanceof CompressedJavaLibraries) { - return ((CompressedJavaLibraries)parentElement).getChildren(delegateContentProvider); - } - } - return NO_CHILDREN; - } - - public Object getParent(Object element) { - if (element instanceof CompressedJavaProject) - return ((CompressedJavaProject) element).getProject(); - if (element instanceof CompressedJavaLibraries) - return ((CompressedJavaLibraries) element).getCompressedProject(); - return null; - } - - public boolean hasChildren(Object element) { - return (element instanceof CompressedJavaProject || element instanceof CompressedJavaLibraries); - } - - public Object[] getElements(Object inputElement) { - return NO_CHILDREN; - } - - public void dispose() { - compressedNodes.clear(); - } - - public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { - if (viewer instanceof CommonViewer) { - commonViewer = (CommonViewer) viewer; - INavigatorContentService service = commonViewer.getNavigatorContentService(); - INavigatorContentExtension javaext = service.getContentExtensionById(JAVA_EXTENSION_ID); - if (javaext != null) - delegateContentProvider = javaext.getContentProvider(); - compressedNodes.clear(); - } - - } - - public void restoreState(IMemento aMemento) { - - } - - public void saveState(IMemento aMemento) { - - } - - public boolean isClasspathContainer(Object o) { - return INTERNAL_CONTAINER_CLASS != null && INTERNAL_CONTAINER_CLASS.isInstance(o); - } - -} |