| /* |
| * 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.web.clientproject; |
| |
| import java.beans.PropertyChangeEvent; |
| import java.beans.PropertyChangeListener; |
| import javax.swing.event.ChangeEvent; |
| import javax.swing.event.ChangeListener; |
| import org.netbeans.api.project.ProjectManager; |
| import org.netbeans.api.project.SourceGroup; |
| import org.netbeans.api.project.Sources; |
| import org.netbeans.modules.web.clientproject.env.CommonProjectHelper; |
| import org.netbeans.modules.web.clientproject.env.Values; |
| import org.openide.util.ChangeSupport; |
| import org.openide.util.Mutex; |
| |
| /** |
| * |
| */ |
| public class ClientSideProjectSources implements Sources, ChangeListener, PropertyChangeListener { |
| |
| private final ChangeSupport changeSupport = new ChangeSupport(this); |
| private final ClientSideProject project; |
| private final CommonProjectHelper helper; |
| private final Values evaluator; |
| |
| // @GuardedBy("this") |
| private boolean dirty; |
| // @GuardedBy("this") |
| private Sources delegate; |
| |
| |
| public ClientSideProjectSources(ClientSideProject project, CommonProjectHelper helper, Values evaluator) { |
| this.project = project; |
| this.helper = helper; |
| this.evaluator = evaluator; |
| this.evaluator.addPropertyChangeListener(this); |
| } |
| |
| @Override |
| public SourceGroup[] getSourceGroups(final String type) { |
| return ProjectManager.mutex().readAccess(new Mutex.Action<SourceGroup[]>() { |
| @Override |
| public SourceGroup[] run() { |
| Sources delegateCopy; |
| synchronized (ClientSideProjectSources.this) { |
| assert Thread.holdsLock(ClientSideProjectSources.this); |
| if (delegate == null) { |
| delegate = project.is.initSources(project, helper, evaluator); |
| delegate.addChangeListener(ClientSideProjectSources.this); |
| } |
| if (dirty) { |
| delegate.removeChangeListener(ClientSideProjectSources.this); |
| delegate = project.is.initSources(project, helper, evaluator); |
| delegate.addChangeListener(ClientSideProjectSources.this); |
| dirty = false; |
| } |
| delegateCopy = delegate; |
| } |
| return delegateCopy.getSourceGroups(type); |
| } |
| }); |
| } |
| |
| @Override |
| public void addChangeListener(ChangeListener listener) { |
| changeSupport.addChangeListener(listener); |
| } |
| |
| @Override |
| public void removeChangeListener(ChangeListener listener) { |
| changeSupport.removeChangeListener(listener); |
| } |
| |
| private void fireChange() { |
| synchronized (this) { |
| dirty = true; |
| } |
| changeSupport.fireChange(); |
| } |
| |
| @Override |
| public void stateChanged(ChangeEvent e) { |
| fireChange(); |
| } |
| |
| @Override |
| public void propertyChange(PropertyChangeEvent evt) { |
| String propertyName = evt.getPropertyName(); |
| if (ClientSideProjectConstants.PROJECT_SOURCE_FOLDER.equals(propertyName) |
| || ClientSideProjectConstants.PROJECT_SITE_ROOT_FOLDER.equals(propertyName) |
| || ClientSideProjectConstants.PROJECT_TEST_FOLDER.equals(propertyName) |
| || ClientSideProjectConstants.PROJECT_TEST_SELENIUM_FOLDER.equals(propertyName)) { |
| fireChange(); |
| } |
| } |
| |
| } |