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.component.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.component.dao.ComponentDeviceDao; import ph.fingra.hadoop.dbms.parts.component.domain.CompoDeviceAll; public class ComponentDeviceServiceImpl implements ComponentDeviceService { private static ComponentDeviceService instance = null; static { instance = new ComponentDeviceServiceImpl(); } public static ComponentDeviceService getInstance() { return instance; } // ------------------------------------------------------------------------ //cp_compo_device_day // ------------------------------------------------------------------------ public int insertBatchComponentDeviceDay(List<CompoDeviceAll> in_volist) throws Exception { if (in_volist == null) { return 0; } SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); ComponentDeviceDao dao = session.getMapper(ComponentDeviceDao.class); boolean has_error = false; try { if (in_volist != null) { Iterator<CompoDeviceAll> it = in_volist.iterator(); while (it.hasNext()) { CompoDeviceAll insert = it.next(); dao.insertCompoDeviceDay(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 deleteComponentDeviceDayByDate(String year, String month, String day) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); ComponentDeviceDao dao = session.getMapper(ComponentDeviceDao.class); boolean has_error = false; try { dao.deleteCompoDeviceDayByKey(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 selectComponentDeviceDayCountByKey(String year, String month, String day, String appkey, String componentkey, String device) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(); ComponentDeviceDao dao = session.getMapper(ComponentDeviceDao.class); int cnt = 0; try { cnt = dao.selectCompoDeviceDayCountByKey(year, month, day, appkey, componentkey, device); } finally { session.close(); } return cnt; } // ------------------------------------------------------------------------ //cp_compo_device_week // ------------------------------------------------------------------------ public int insertBatchComponentDeviceWeek(List<CompoDeviceAll> in_volist) throws Exception { if (in_volist == null) { return 0; } SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); ComponentDeviceDao dao = session.getMapper(ComponentDeviceDao.class); boolean has_error = false; try { if (in_volist != null) { Iterator<CompoDeviceAll> it = in_volist.iterator(); while (it.hasNext()) { CompoDeviceAll insert = it.next(); dao.insertCompoDeviceWeek(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 deleteComponentDeviceWeekByDate(String year, String week) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); ComponentDeviceDao dao = session.getMapper(ComponentDeviceDao.class); boolean has_error = false; try { dao.deleteCompoDeviceWeekByKey(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 selectComponentDeviceWeekCountByKey(String year, String week, String appkey, String componentkey, String device) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(); ComponentDeviceDao dao = session.getMapper(ComponentDeviceDao.class); int cnt = 0; try { cnt = dao.selectCompoDeviceWeekCountByKey(year, week, appkey, componentkey, device); } finally { session.close(); } return cnt; } // ------------------------------------------------------------------------ //cp_compo_device_month // ------------------------------------------------------------------------ public int insertBatchComponentDeviceMonth(List<CompoDeviceAll> in_volist) throws Exception { if (in_volist == null) { return 0; } SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); ComponentDeviceDao dao = session.getMapper(ComponentDeviceDao.class); boolean has_error = false; try { if (in_volist != null) { Iterator<CompoDeviceAll> it = in_volist.iterator(); while (it.hasNext()) { CompoDeviceAll insert = it.next(); dao.insertCompoDeviceMonth(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 deleteComponentDeviceMonthByDate(String year, String month) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(ExecutorType.BATCH, false); ComponentDeviceDao dao = session.getMapper(ComponentDeviceDao.class); boolean has_error = false; try { dao.deleteCompoDeviceMonthByKey(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 selectComponentDeviceMonthCountByKey(String year, String month, String appkey, String componentkey, String device) throws Exception { SqlSession session = ConnectionFactory.getSession().openSession(); ComponentDeviceDao dao = session.getMapper(ComponentDeviceDao.class); int cnt = 0; try { cnt = dao.selectCompoDeviceMonthCountByKey(year, month, appkey, componentkey, device); } finally { session.close(); } return cnt; } }