| /******************************************************************************* |
| * Copyright (c) 2000, 2008 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 |
| * Code originate from org.eclipse.jdt.internal.ui.filters |
| *******************************************************************************/ |
| package org.eclipse.jpt.jaxb.ui.internal.filters; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IStorage; |
| |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerFilter; |
| |
| import org.eclipse.jdt.core.IJavaElement; |
| |
| |
| /** |
| * Filters out all non-Java elements, and elements named package-info |
| */ |
| public class NonJavaElementFilter extends ViewerFilter { |
| |
| static public String FILE_TO_EXCLUDE = "package-info.java"; //$NON-NLS-1$ |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.viewers.ViewerFilter#select(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object) |
| */ |
| public boolean select(Viewer viewer, Object parent, Object element) { |
| if (element instanceof IJavaElement) { |
| return(FILE_TO_EXCLUDE.equals(((IJavaElement)element).getElementName())) ? |
| false : true; |
| } |
| |
| if (element instanceof IResource) { |
| IProject project= ((IResource)element).getProject(); |
| return project == null || !project.isOpen(); |
| } |
| |
| // Exclude all IStorage elements which are neither Java elements nor resources |
| if (element instanceof IStorage) |
| return false; |
| |
| return true; |
| } |
| } |