Java tutorial
/** * Copyright 2014 tgrape Inc. * * Licensed 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 ph.fingra.hadoop.dbms.parts.performance.service; import java.util.Iterator; import java.util.List; import org.apache.ibatis.executor.BatchResult; import org.apache.ibatis.session.ExecutorType; import org.apache.ibatis.session.SqlSession; import ph.fingra.hadoop.dbms.common.ConnectionFactory; import ph.fingra.hadoop.dbms.parts.performance.dao.SessionDao; import ph.fingra.hadoop.dbms.parts.performance.domain.SessionAll; public class SessionServiceImpl implements SessionService { private static SessionService instance = null; static { instance = new SessionServiceImpl(); } public static SessionService getInstance() { return instance; } // ------------------------------------------------------------------------ //st_session_hour // ------------------------------------------------------------------------ public int insertBatchSessionHour(List<SessionAll> in_volist) throws Exception { if (in_volist == null) { return 0; } SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionDao dao = session.getMapper(SessionDao.class); boolean has_error = false; try { if (in_volist != null) { Iterator<SessionAll> it = in_volist.iterator(); while (it.hasNext()) { SessionAll insert = it.next(); dao.insertSessionHour(insert); } } List<BatchResult> results = session.flushStatements(); results.clear(); } catch (Exception e) { has_error = true; session.rollback(); session.close(); throw e; } finally { if (has_error == false) session.commit(); session.close(); } return (has_error == false) ? 1 : 0; } public int deleteSessionHourByDate(String year, String month, String day, String hour) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionDao dao = session.getMapper(SessionDao.class); boolean has_error = false; try { dao.deleteSessionHourByKey(year, month, day, hour, ""); List<BatchResult> results = session.flushStatements(); results.clear(); } catch (Exception e) { has_error = true; session.rollback(); session.close(); throw e; } finally { if (has_error == false) session.commit(); session.close(); } return (has_error == false) ? 1 : 0; } public int selectSessionHourCountByKey(String year, String month, String day, String hour, String appkey) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(); SessionDao dao = session.getMapper(SessionDao.class); int cnt = 0; try { cnt = dao.selectSessionHourCountByKey(year, month, day, hour, appkey); } finally { session.close(); } return cnt; } // ------------------------------------------------------------------------ //st_session_day // ------------------------------------------------------------------------ public int insertBatchSessionDay(List<SessionAll> in_volist) throws Exception { if (in_volist == null) { return 0; } SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionDao dao = session.getMapper(SessionDao.class); boolean has_error = false; try { if (in_volist != null) { Iterator<SessionAll> it = in_volist.iterator(); while (it.hasNext()) { SessionAll insert = it.next(); dao.insertSessionDay(insert); } } List<BatchResult> results = session.flushStatements(); results.clear(); } catch (Exception e) { has_error = true; session.rollback(); session.close(); throw e; } finally { if (has_error == false) session.commit(); session.close(); } return (has_error == false) ? 1 : 0; } public int deleteSessionDayByDate(String year, String month, String day) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionDao dao = session.getMapper(SessionDao.class); boolean has_error = false; try { dao.deleteSessionDayByKey(year, month, day, ""); List<BatchResult> results = session.flushStatements(); results.clear(); } catch (Exception e) { has_error = true; session.rollback(); session.close(); throw e; } finally { if (has_error == false) session.commit(); session.close(); } return (has_error == false) ? 1 : 0; } public int selectSessionDayCountByKey(String year, String month, String day, String appkey) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(); SessionDao dao = session.getMapper(SessionDao.class); int cnt = 0; try { cnt = dao.selectSessionDayCountByKey(year, month, day, appkey); } finally { session.close(); } return cnt; } // ------------------------------------------------------------------------ //st_session_week // ------------------------------------------------------------------------ public int insertBatchSessionWeek(List<SessionAll> in_volist) throws Exception { if (in_volist == null) { return 0; } SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionDao dao = session.getMapper(SessionDao.class); boolean has_error = false; try { if (in_volist != null) { Iterator<SessionAll> it = in_volist.iterator(); while (it.hasNext()) { SessionAll insert = it.next(); dao.insertSessionWeek(insert); } } List<BatchResult> results = session.flushStatements(); results.clear(); } catch (Exception e) { has_error = true; session.rollback(); session.close(); throw e; } finally { if (has_error == false) session.commit(); session.close(); } return (has_error == false) ? 1 : 0; } public int deleteSessionWeekByDate(String year, String week) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionDao dao = session.getMapper(SessionDao.class); boolean has_error = false; try { dao.deleteSessionWeekByKey(year, week, ""); List<BatchResult> results = session.flushStatements(); results.clear(); } catch (Exception e) { has_error = true; session.rollback(); session.close(); throw e; } finally { if (has_error == false) session.commit(); session.close(); } return (has_error == false) ? 1 : 0; } public int selectSessionWeekCountByKey(String year, String week, String appkey) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(); SessionDao dao = session.getMapper(SessionDao.class); int cnt = 0; try { cnt = dao.selectSessionWeekCountByKey(year, week, appkey); } finally { session.close(); } return cnt; } // ------------------------------------------------------------------------ //st_session_month // ------------------------------------------------------------------------ public int insertBatchSessionMonth(List<SessionAll> in_volist) throws Exception { if (in_volist == null) { return 0; } SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionDao dao = session.getMapper(SessionDao.class); boolean has_error = false; try { if (in_volist != null) { Iterator<SessionAll> it = in_volist.iterator(); while (it.hasNext()) { SessionAll insert = it.next(); dao.insertSessionMonth(insert); } } List<BatchResult> results = session.flushStatements(); results.clear(); } catch (Exception e) { has_error = true; session.rollback(); session.close(); throw e; } finally { if (has_error == false) session.commit(); session.close(); } return (has_error == false) ? 1 : 0; } public int deleteSessionMonthByDate(String year, String month) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionDao dao = session.getMapper(SessionDao.class); boolean has_error = false; try { dao.deleteSessionMonthByKey(year, month, ""); List<BatchResult> results = session.flushStatements(); results.clear(); } catch (Exception e) { has_error = true; session.rollback(); session.close(); throw e; } finally { if (has_error == false) session.commit(); session.close(); } return (has_error == false) ? 1 : 0; } public int selectSessionMonthCountByKey(String year, String month, String appkey) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(); SessionDao dao = session.getMapper(SessionDao.class); int cnt = 0; try { cnt = dao.selectSessionMonthCountByKey(year, month, appkey); } finally { session.close(); } return cnt; } }