| /******************************************************************************* |
| * Copyright (c) 2000, 2011 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.jdt.internal.ui.workingsets; |
| |
| import org.eclipse.core.runtime.CoreException; |
| |
| import org.eclipse.core.resources.IProject; |
| |
| import org.eclipse.jdt.core.IJavaModel; |
| import org.eclipse.jdt.core.IPackageFragment; |
| import org.eclipse.jdt.core.IPackageFragmentRoot; |
| import org.eclipse.jdt.core.JavaModelException; |
| |
| import org.eclipse.jdt.ui.StandardJavaElementContentProvider; |
| |
| class JavaWorkingSetPageContentProvider extends StandardJavaElementContentProvider { |
| |
| @Override |
| public boolean hasChildren(Object element) { |
| |
| if (element instanceof IProject && !((IProject)element).isAccessible()) |
| return false; |
| |
| if (element instanceof IPackageFragment) { |
| IPackageFragment pkg= (IPackageFragment)element; |
| try { |
| if (pkg.getKind() == IPackageFragmentRoot.K_BINARY) { |
| // Don't show IJarEntryResource |
| return pkg.getChildren().length > 0; |
| } |
| } catch (JavaModelException ex) { |
| // use super behavior |
| } |
| } |
| return super.hasChildren(element); |
| } |
| |
| @Override |
| public Object[] getChildren(Object parentElement) { |
| try { |
| if (parentElement instanceof IJavaModel) |
| return concatenate(super.getChildren(parentElement), getNonJavaProjects((IJavaModel)parentElement)); |
| |
| if (parentElement instanceof IProject) { |
| IProject project= (IProject) parentElement; |
| if (project.isAccessible()) { |
| return project.members(); |
| } |
| return NO_CHILDREN; |
| } |
| return super.getChildren(parentElement); |
| } catch (CoreException e) { |
| return NO_CHILDREN; |
| } |
| } |
| |
| @Override |
| protected Object[] getPackageFragmentRootContent(IPackageFragmentRoot root) throws JavaModelException { |
| if (root.getKind() == IPackageFragmentRoot.K_BINARY) { |
| // Don't show IJarEntryResource |
| return root.getChildren(); |
| } |
| |
| return super.getPackageFragmentRootContent(root); |
| } |
| |
| private Object[] getNonJavaProjects(IJavaModel model) throws JavaModelException { |
| return model.getNonJavaResources(); |
| } |
| } |