blob: 7e1e8f4dd5cff51a7196093738f559455dbc156e [file] [log] [blame]
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.netbeans.modules.tasklist.projectint;
import java.util.ArrayList;
import java.util.Iterator;
import org.netbeans.api.project.Project;
import org.netbeans.api.project.ProjectUtils;
import org.netbeans.api.project.SourceGroup;
import org.netbeans.api.project.Sources;
import org.openide.filesystems.FileObject;
/**
* Iterate all resources (files and folders) that are under the current main project
* and under opened projects that depend on the main one.
* The iretator is empty when no project has been set as the main one.
*
* @author S. Aubrecht
*/
class MainProjectIterator implements Iterator<FileObject> {
private Iterator<FileObject> iterator;
/** Creates a new instance of MainProjectIterator */
public MainProjectIterator() {
}
public boolean hasNext() {
initialize();
return iterator.hasNext();
}
public FileObject next() {
initialize();
return iterator.next();
}
public void remove() {
throw new UnsupportedOperationException();
}
private void initialize() {
if( null == iterator ) {
iterator = createIterator();
}
}
protected Iterator<FileObject> createIterator() {
Project currentProject = MainProjectScanningScope.findCurrentProject();
if( null == currentProject )
return new EmptyIterator();
ArrayList<FileObject> roots = new ArrayList<FileObject>(10);
addProject( currentProject, roots );
return new FileObjectIterator( roots );
}
private void addProject( Project p, ArrayList<FileObject> roots ) {
Sources sources = ProjectUtils.getSources( p );
SourceGroup[] groups = sources.getSourceGroups( Sources.TYPE_GENERIC );
for( SourceGroup group : groups ) {
FileObject rootFolder = group.getRootFolder();
roots.add( rootFolder );
}
}
}