| /******************************************************************************* |
| * Copyright (c) 2000, 2015 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.pde.internal.ui.editor.build; |
| |
| import java.util.HashSet; |
| import java.util.Set; |
| import org.eclipse.core.resources.*; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerFilter; |
| import org.eclipse.pde.internal.ui.PDEPlugin; |
| |
| public class JARFileFilter extends ViewerFilter { |
| private final static String jarExt = "jar"; //$NON-NLS-1$ |
| private Set<IPath> fPaths; |
| |
| public JARFileFilter() { |
| fPaths = new HashSet<>(); |
| } |
| |
| public JARFileFilter(Set<IPath> names) { |
| fPaths = names; |
| } |
| |
| @Override |
| public boolean select(Viewer viewer, Object parent, Object element) { |
| if (element instanceof IFile) |
| return isFileValid(((IFile) element).getProjectRelativePath()); |
| |
| if (element instanceof IContainer) { // i.e. IProject, IFolder |
| try { |
| if (!((IContainer) element).isAccessible()) |
| return false; |
| IResource[] resources = ((IContainer) element).members(); |
| for (IResource resource : resources) { |
| if (select(viewer, parent, resource)) |
| return true; |
| } |
| } catch (CoreException e) { |
| PDEPlugin.logException(e); |
| } |
| } |
| return false; |
| } |
| |
| public boolean isFileValid(IPath path) { |
| String ext = path.getFileExtension(); |
| if (isPathValid(path) && ext != null && ext.length() != 0) |
| return ext.equals(jarExt); |
| return false; |
| } |
| |
| public boolean isPathValid(IPath path) { |
| return !fPaths.contains(path); |
| } |
| } |