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.SessionlengthSectionDao; import ph.fingra.hadoop.dbms.parts.performance.domain.SessionlengthSectionAll; public class SessionlengthSectionServiceImpl implements SessionlengthSectionService { private static SessionlengthSectionService instance = null; static { instance = new SessionlengthSectionServiceImpl(); } public static SessionlengthSectionService getInstance() { return instance; } // ------------------------------------------------------------------------ //st_sessionlength_section_hour // ------------------------------------------------------------------------ public int insertBatchSessionlengthSectionHour(List<SessionlengthSectionAll> in_volist) throws Exception { if (in_volist == null) { return 0; } SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionlengthSectionDao dao = session.getMapper(SessionlengthSectionDao.class); boolean has_error = false; try { if (in_volist != null) { Iterator<SessionlengthSectionAll> it = in_volist.iterator(); while (it.hasNext()) { SessionlengthSectionAll insert = it.next(); dao.insertSessionlengthSectionHour(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 deleteSessionlengthSectionHourByDate(String year, String month, String day, String hour) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionlengthSectionDao dao = session.getMapper(SessionlengthSectionDao.class); boolean has_error = false; try { dao.deleteSessionlengthSectionHourByKey(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 selectSessionlengthSectionHourCountByKey(String year, String month, String day, String hour, String appkey) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(); SessionlengthSectionDao dao = session.getMapper(SessionlengthSectionDao.class); int cnt = 0; try { cnt = dao.selectSessionlengthSectionHourCountByKey(year, month, day, hour, appkey); } finally { session.close(); } return cnt; } // ------------------------------------------------------------------------ //st_sessionlength_section_day // ------------------------------------------------------------------------ public int insertBatchSessionlengthSectionDay(List<SessionlengthSectionAll> in_volist) throws Exception { if (in_volist == null) { return 0; } SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionlengthSectionDao dao = session.getMapper(SessionlengthSectionDao.class); boolean has_error = false; try { if (in_volist != null) { Iterator<SessionlengthSectionAll> it = in_volist.iterator(); while (it.hasNext()) { SessionlengthSectionAll insert = it.next(); dao.insertSessionlengthSectionDay(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 deleteSessionlengthSectionDayByDate(String year, String month, String day) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionlengthSectionDao dao = session.getMapper(SessionlengthSectionDao.class); boolean has_error = false; try { dao.deleteSessionlengthSectionDayByKey(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 selectSessionlengthSectionDayCountByKey(String year, String month, String day, String appkey) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(); SessionlengthSectionDao dao = session.getMapper(SessionlengthSectionDao.class); int cnt = 0; try { cnt = dao.selectSessionlengthSectionDayCountByKey(year, month, day, appkey); } finally { session.close(); } return cnt; } // ------------------------------------------------------------------------ //st_sessionlength_section_week // ------------------------------------------------------------------------ public int insertBatchSessionlengthSectionWeek(List<SessionlengthSectionAll> in_volist) throws Exception { if (in_volist == null) { return 0; } SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionlengthSectionDao dao = session.getMapper(SessionlengthSectionDao.class); boolean has_error = false; try { if (in_volist != null) { Iterator<SessionlengthSectionAll> it = in_volist.iterator(); while (it.hasNext()) { SessionlengthSectionAll insert = it.next(); dao.insertSessionlengthSectionWeek(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 deleteSessionlengthSectionWeekByDate(String year, String week) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionlengthSectionDao dao = session.getMapper(SessionlengthSectionDao.class); boolean has_error = false; try { dao.deleteSessionlengthSectionWeekByKey(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 selectSessionlengthSectionWeekCountByKey(String year, String week, String appkey) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(); SessionlengthSectionDao dao = session.getMapper(SessionlengthSectionDao.class); int cnt = 0; try { cnt = dao.selectSessionlengthSectionWeekCountByKey(year, week, appkey); } finally { session.close(); } return cnt; } // ------------------------------------------------------------------------ //st_sessionlength_section_month // ------------------------------------------------------------------------ public int insertBatchSessionlengthSectionMonth(List<SessionlengthSectionAll> in_volist) throws Exception { if (in_volist == null) { return 0; } SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionlengthSectionDao dao = session.getMapper(SessionlengthSectionDao.class); boolean has_error = false; try { if (in_volist != null) { Iterator<SessionlengthSectionAll> it = in_volist.iterator(); while (it.hasNext()) { SessionlengthSectionAll insert = it.next(); dao.insertSessionlengthSectionMonth(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 deleteSessionlengthSectionMonthByDate(String year, String month) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); SessionlengthSectionDao dao = session.getMapper(SessionlengthSectionDao.class); boolean has_error = false; try { dao.deleteSessionlengthSectionMonthByKey(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 selectSessionlengthSectionMonthCountByKey(String year, String month, String appkey) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(); SessionlengthSectionDao dao = session.getMapper(SessionlengthSectionDao.class); int cnt = 0; try { cnt = dao.selectSessionlengthSectionMonthCountByKey(year, month, appkey); } finally { session.close(); } return cnt; } }