Java tutorial
/* * 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.openmeetings.app.data.flvrecord; import java.util.Date; import java.util.HashMap; import java.util.Iterator; import java.util.List; import javax.persistence.EntityManager; import javax.persistence.PersistenceContext; import javax.persistence.TypedQuery; import org.openmeetings.app.persistence.beans.flvrecord.FlvRecording; import org.openmeetings.app.persistence.beans.flvrecord.FlvRecordingLog; import org.red5.logging.Red5LoggerFactory; import org.slf4j.Logger; import org.springframework.transaction.annotation.Transactional; @Transactional public class FlvRecordingLogDaoImpl { private static final Logger log = Red5LoggerFactory.getLogger(FlvRecordingLogDaoImpl.class); @PersistenceContext private EntityManager em; public List<FlvRecordingLog> getFLVRecordingLogByRecordingId(Long flvRecordingId) { try { String hql = "select c from FlvRecordingLog as c where c.flvRecording.flvRecordingId = :flvRecordingId"; TypedQuery<FlvRecordingLog> query = em.createQuery(hql, FlvRecordingLog.class); query.setParameter("flvRecordingId", flvRecordingId); List<FlvRecordingLog> flvRecordingList = query.getResultList(); return flvRecordingList; } catch (Exception ex2) { log.error("[getFLVRecordingLogByRecordingId] ", ex2); } return null; } public void deleteFLVRecordingLogByRecordingId(Long flvRecordingId) { try { List<FlvRecordingLog> flvRecordingLogs = this.getFLVRecordingLogByRecordingId(flvRecordingId); for (FlvRecordingLog flvRecordingLog : flvRecordingLogs) { flvRecordingLog = em.find(FlvRecordingLog.class, flvRecordingLog.getFlvRecordingLogId()); em.remove(flvRecordingLog); } } catch (Exception ex2) { log.error("[deleteFLVRecordingLogByRecordingId] ", ex2); } } public Long addFLVRecordingLog(String msgType, FlvRecording flvRecording, HashMap<String, String> returnMap) { try { String exitValue = returnMap.get("exitValue").toString(); String fullMessage = ""; for (Iterator<String> iter = returnMap.keySet().iterator(); iter.hasNext();) { String key = iter.next(); String value = returnMap.get(key); fullMessage += key + "-" + value + "<br/>"; } FlvRecordingLog flvRecordingLog = new FlvRecordingLog(); flvRecordingLog.setInserted(new Date()); flvRecordingLog.setExitValue(exitValue); flvRecordingLog.setFlvRecording(flvRecording); flvRecordingLog.setFullMessage(fullMessage); flvRecordingLog.setMsgType(msgType); flvRecordingLog = em.merge(flvRecordingLog); Long flvRecordingLogId = flvRecordingLog.getFlvRecordingLogId(); return flvRecordingLogId; } catch (Exception ex2) { log.error("[addFLVRecordingLog]: ", ex2); } return -1L; } }