| /* |
| * 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.selenium2.webclient.protractor; |
| |
| import java.io.File; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.prefs.PreferenceChangeEvent; |
| import java.util.prefs.PreferenceChangeListener; |
| import javax.swing.event.ChangeListener; |
| import org.netbeans.api.project.Project; |
| import org.netbeans.modules.selenium2.webclient.protractor.preferences.ProtractorPreferences; |
| import org.netbeans.modules.selenium2.webclient.protractor.preferences.ProtractorPreferencesValidator; |
| import org.netbeans.modules.web.common.api.ValidationResult; |
| import org.netbeans.modules.web.common.spi.ImportantFilesImplementation; |
| import org.netbeans.spi.project.ProjectServiceProvider; |
| import org.openide.filesystems.FileObject; |
| import org.openide.filesystems.FileUtil; |
| import org.openide.util.ChangeSupport; |
| import org.openide.util.WeakListeners; |
| |
| @ProjectServiceProvider(service = ImportantFilesImplementation.class, projectType = "org-netbeans-modules-web-clientproject") // NOI18N |
| public final class ImportantFilesImpl implements ImportantFilesImplementation, PreferenceChangeListener { |
| |
| private final Project project; |
| private final ChangeSupport changeSupport = new ChangeSupport(this); |
| |
| // @GuardedBy("this") |
| private boolean listening = false; |
| |
| |
| public ImportantFilesImpl(Project project) { |
| assert project != null; |
| this.project = project; |
| } |
| |
| private synchronized void addListener(Project project) { |
| if (listening) { |
| return; |
| } |
| ProtractorPreferences.addPreferenceChangeListener(project, WeakListeners.create(PreferenceChangeListener.class, this, ProtractorPreferences.class)); |
| listening = true; |
| } |
| |
| @Override |
| public Collection<FileInfo> getFiles() { |
| addListener(project); |
| if (!ProtractorPreferences.isEnabled(project)) { |
| return Collections.emptyList(); |
| } |
| String config = ProtractorPreferences.getUserConfigurationFile(project); |
| ValidationResult result = new ProtractorPreferencesValidator() |
| .validateUserConfigurationFile(project, config) |
| .getResult(); |
| if (!result.isFaultless()) { |
| return Collections.emptyList(); |
| } |
| FileObject file = FileUtil.toFileObject(new File(config)); |
| assert file != null : config; |
| return Collections.singleton(new FileInfo(file)); |
| } |
| |
| @Override |
| public void addChangeListener(ChangeListener listener) { |
| changeSupport.addChangeListener(listener); |
| } |
| |
| @Override |
| public void removeChangeListener(ChangeListener listener) { |
| changeSupport.removeChangeListener(listener); |
| } |
| |
| @Override |
| public void preferenceChange(PreferenceChangeEvent evt) { |
| String key = evt.getKey(); |
| if (ProtractorPreferences.ENABLED.equals(key) |
| || ProtractorPreferences.USER_CONFIGURATION_FILE.equals(key)) { |
| changeSupport.fireChange(); |
| } |
| } |
| |
| } |