| /* |
| * 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.apache.unomi.services.impl.topics; |
| |
| import org.apache.unomi.api.PartialList; |
| import org.apache.unomi.api.Topic; |
| import org.apache.unomi.api.query.Query; |
| import org.apache.unomi.api.services.TopicService; |
| import org.apache.unomi.persistence.spi.PersistenceService; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.BundleEvent; |
| import org.osgi.framework.SynchronousBundleListener; |
| |
| public class TopicServiceImpl implements TopicService, SynchronousBundleListener { |
| |
| private PersistenceService persistenceService; |
| |
| private BundleContext bundleContext; |
| |
| public void setPersistenceService(PersistenceService persistenceService) { |
| this.persistenceService = persistenceService; |
| } |
| |
| public void setBundleContext(BundleContext bundleContext) { |
| this.bundleContext = bundleContext; |
| } |
| |
| @Override |
| public Topic load(final String topicId) { |
| return persistenceService.load(topicId, Topic.class); |
| } |
| |
| @Override |
| public Topic save(final Topic topic) { |
| if (persistenceService.save(topic)) { |
| persistenceService.refreshIndex(Topic.class, null); |
| |
| return topic; |
| } |
| |
| return null; |
| } |
| |
| @Override |
| public PartialList<Topic> search(final Query query) { |
| return persistenceService.query(query.getCondition(), query.getSortby(), Topic.class, query.getOffset(), query.getLimit()); |
| } |
| |
| @Override |
| public boolean delete(String topicId) { |
| return persistenceService.remove(topicId, Topic.class); |
| } |
| |
| @Override |
| public void bundleChanged(BundleEvent bundleEvent) { |
| // do nothing |
| } |
| |
| public void postConstruct() { |
| bundleContext.addBundleListener(this); |
| } |
| |
| public void preDestroy() { |
| bundleContext.removeBundleListener(this); |
| } |
| |
| } |