| /******************************************************************************* |
| * Copyright (c) 2000, 2005 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.jdt.internal.ui.javadocexport; |
| |
| import java.util.ArrayList; |
| |
| import org.eclipse.core.resources.IWorkspaceRoot; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| |
| import org.eclipse.jface.viewers.ITreeContentProvider; |
| import org.eclipse.jface.viewers.Viewer; |
| |
| 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.jdt.internal.ui.JavaPlugin; |
| |
| public class JavadocProjectContentProvider implements ITreeContentProvider { |
| |
| /* |
| * @see ITreeContentProvider#getChildren(Object) |
| */ |
| public Object[] getChildren(Object parentElement) { |
| try { |
| if (parentElement instanceof IJavaProject) { |
| IJavaProject project= (IJavaProject) parentElement; |
| return getPackageFragmentRoots(project); |
| } else if (parentElement instanceof IPackageFragmentRoot) { |
| return getPackageFragments((IPackageFragmentRoot) parentElement); |
| } |
| } catch (JavaModelException e) { |
| JavaPlugin.log(e); |
| } |
| return new Object[0]; |
| } |
| /* |
| * @see IStructuredContentProvider#getElements(Object) |
| */ |
| public Object[] getElements(Object inputElement) { |
| IWorkspaceRoot root= ResourcesPlugin.getWorkspace().getRoot(); |
| try { |
| return JavaCore.create(root).getJavaProjects(); |
| } catch (JavaModelException e) { |
| JavaPlugin.log(e); |
| } |
| return new Object[0]; |
| } |
| |
| /* |
| * @see ITreeContentProvider#getParent(Object) |
| */ |
| public Object getParent(Object element) { |
| |
| IJavaElement parent= ((IJavaElement)element).getParent(); |
| if (parent instanceof IPackageFragmentRoot) { |
| IPackageFragmentRoot root= (IPackageFragmentRoot) parent; |
| if (root.getPath().equals(root.getJavaProject().getProject().getFullPath())) { |
| return root.getJavaProject(); |
| } |
| } |
| return parent; |
| } |
| |
| /* |
| * @see ITreeContentProvider#hasChildren(Object) |
| */ |
| public boolean hasChildren(Object element) { |
| return (getChildren(element).length > 0); |
| } |
| |
| /* |
| * @see IContentProvider#dispose() |
| */ |
| public void dispose() { |
| } |
| |
| /* |
| * @see IContentProvider#inputChanged(Viewer, Object, Object) |
| */ |
| public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { |
| } |
| |
| private Object[] getPackageFragmentRoots(IJavaProject project) throws JavaModelException { |
| ArrayList result= new ArrayList(); |
| |
| IPackageFragmentRoot[] roots= project.getPackageFragmentRoots(); |
| for (int i= 0; i < roots.length; i++) { |
| IPackageFragmentRoot root= roots[i]; |
| if (root.getKind() == IPackageFragmentRoot.K_SOURCE) { |
| if (root.getPath().equals(root.getJavaProject().getPath())) { |
| Object[] packageFragments= getPackageFragments(root); |
| for (int k= 0; k < packageFragments.length; k++) { |
| result.add(packageFragments[k]); |
| } |
| } else { |
| result.add(root); |
| } |
| } |
| } |
| return result.toArray(); |
| } |
| |
| private Object[] getPackageFragments(IPackageFragmentRoot root) throws JavaModelException { |
| ArrayList packageFragments= new ArrayList(); |
| |
| IJavaElement[] children= root.getChildren(); |
| for (int i= 0; i < children.length; i++) { |
| if (((IPackageFragment) children[i]).containsJavaResources()) |
| packageFragments.add(children[i]); |
| } |
| return packageFragments.toArray(); |
| } |
| } |