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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
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* The contents of this file are subject to the terms of either the GNU
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* General Public License Version 2 only ("GPL") or the Common
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* Development and Distribution License("CDDL") (collectively, the
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* "License"). You may not use this file except in compliance with the
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* License. You can obtain a copy of the License at
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* http://www.netbeans.org/cddl-gplv2.html
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* or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
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* specific language governing permissions and limitations under the
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* License. When distributing the software, include this License Header
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* Notice in each file and include the License file at
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* nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the GPL Version 2 section of the License file that
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* accompanied this code. If applicable, add the following below the
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* License Header, with the fields enclosed by brackets [] replaced by
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* your own identifying information:
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* "Portions Copyrighted [year] [name of copyright owner]"
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* The Original Software is NetBeans. The Initial Developer of the Original
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* Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
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* Microsystems, Inc. All Rights Reserved.
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* "[Contributor] elects to include this software in this distribution
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* However, if you add GPL Version 2 code and therefore, elected the GPL
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package org.netbeans.modules.tasklist.projectint;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Iterator;
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import org.netbeans.api.project.Project;
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import org.netbeans.api.project.ProjectUtils;
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import org.netbeans.api.project.SourceGroup;
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import org.netbeans.api.project.Sources;
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import org.netbeans.api.project.ui.OpenProjects;
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import org.netbeans.spi.project.SubprojectProvider;
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import org.openide.filesystems.FileObject;
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* Iterate all resources (files and folders) that are under the current main project
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* and under opened projects that depend on the main one.
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* The iretator is empty when no project has been set as the main one.
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class MainProjectIterator implements Iterator<FileObject> {
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private Iterator<FileObject> iterator;
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private Collection<FileObject> editedFiles;
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/** Creates a new instance of MainProjectIterator */
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public MainProjectIterator( Collection<FileObject> editedFiles ) {
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this.editedFiles = editedFiles;
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public boolean hasNext() {
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return iterator.hasNext();
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public FileObject next() {
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return iterator.next();
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public void remove() {
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throw new UnsupportedOperationException();
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private void initialize() {
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if( null == iterator ) {
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iterator = createIterator();
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protected Iterator<FileObject> createIterator() {
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Project mainProject = OpenProjects.getDefault().getMainProject();
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if( null == mainProject ) {
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return new EmptyIterator();
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ArrayList<FileObject> roots = new ArrayList<FileObject>(10);
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addProject( mainProject, roots );
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addDependantProjects( mainProject, roots );
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return new FileObjectIterator( roots, editedFiles );
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private void addDependantProjects( Project mainProject, ArrayList<FileObject> roots ) {
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Project[] projects = OpenProjects.getDefault().getOpenProjects();
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for( int i=0; i<projects.length; i++ ) {
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if( projects[i].equals( mainProject ) )
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SubprojectProvider subProjectProvider = projects[i].getLookup().lookup( SubprojectProvider.class );
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if( null != subProjectProvider && subProjectProvider.getSubprojects().contains( mainProject ) ) {
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addProject( projects[i], roots );
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private void addProject( Project p, ArrayList<FileObject> roots ) {
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Sources sources = ProjectUtils.getSources( p );
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SourceGroup[] groups = sources.getSourceGroups( Sources.TYPE_GENERIC );
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for( SourceGroup group : groups ) {
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FileObject rootFolder = group.getRootFolder();
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roots.add( rootFolder );