Java tutorial
/** * The contents of this file are subject to the Mozilla Public License * Version 1.1 (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.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the * License for the specific language governing rights and limitations under * the License. * * The Original Code is OpenELIS code. * * Copyright (C) The Minnesota Department of Health. All Rights Reserved. */ package us.mn.state.health.lims.county.daoimpl; import java.util.ArrayList; import java.util.List; import java.util.Vector; import org.apache.commons.beanutils.PropertyUtils; import us.mn.state.health.lims.audittrail.dao.AuditTrailDAO; import us.mn.state.health.lims.audittrail.daoimpl.AuditTrailDAOImpl; import us.mn.state.health.lims.common.action.IActionConstants; import us.mn.state.health.lims.common.daoimpl.BaseDAOImpl; import us.mn.state.health.lims.common.exception.LIMSDuplicateRecordException; import us.mn.state.health.lims.common.exception.LIMSRuntimeException; import us.mn.state.health.lims.common.util.StringUtil; import us.mn.state.health.lims.common.util.SystemConfiguration; import us.mn.state.health.lims.common.log.LogEvent; import us.mn.state.health.lims.county.dao.CountyDAO; import us.mn.state.health.lims.county.valueholder.County; import us.mn.state.health.lims.hibernate.HibernateUtil; /** * @author diane benz */ public class CountyDAOImpl extends BaseDAOImpl implements CountyDAO { public void deleteData(List counties) throws LIMSRuntimeException { //add to audit trail try { AuditTrailDAO auditDAO = new AuditTrailDAOImpl(); for (int i = 0; i < counties.size(); i++) { County data = (County) counties.get(i); County oldData = (County) readCounty(data.getId()); County newData = new County(); String sysUserId = data.getSysUserId(); String event = IActionConstants.AUDIT_TRAIL_DELETE; String tableName = "COUNTY"; auditDAO.saveHistory(newData, oldData, sysUserId, event, tableName); } } catch (Exception e) { //bugzilla 2154 LogEvent.logError("CountyDAOImpl", "AuditTrail deleteData()", e.toString()); throw new LIMSRuntimeException("Error in County AuditTrail deleteData()", e); } try { for (int i = 0; i < counties.size(); i++) { County data = (County) counties.get(i); //bugzilla 2206 data = (County) readCounty(data.getId()); HibernateUtil.getSession().delete(data); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } } catch (Exception e) { //bugzilla 2154 LogEvent.logError("CountyDAOImpl", "deleteData()", e.toString()); throw new LIMSRuntimeException("Error in County deleteData()", e); } } public boolean insertData(County county) throws LIMSRuntimeException { try { // bugzilla 1482 throw Exception if record already exists if (duplicateCountyExists(county)) { throw new LIMSDuplicateRecordException("Duplicate record exists for " + county.getCounty()); } String id = (String) HibernateUtil.getSession().save(county); county.setId(id); //bugzilla 1824 inserts will be logged in history table AuditTrailDAO auditDAO = new AuditTrailDAOImpl(); String sysUserId = county.getSysUserId(); String tableName = "COUNTY"; auditDAO.saveNewHistory(county, sysUserId, tableName); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("CountyDAOImpl", "insertData()", e.toString()); throw new LIMSRuntimeException("Error in County insertData()", e); } return true; } public void updateData(County county) throws LIMSRuntimeException { // bugzilla 1482 throw Exception if record already exists try { if (duplicateCountyExists(county)) { throw new LIMSDuplicateRecordException("Duplicate record exists for " + county.getCounty()); } } catch (Exception e) { //bugzilla 2154 LogEvent.logError("CountyDAOImpl", "updateData()", e.toString()); throw new LIMSRuntimeException("Error in County updateData()", e); } County oldData = (County) readCounty(county.getId()); County newData = county; //add to audit trail try { AuditTrailDAO auditDAO = new AuditTrailDAOImpl(); String sysUserId = county.getSysUserId(); String event = IActionConstants.AUDIT_TRAIL_UPDATE; String tableName = "COUNTY"; auditDAO.saveHistory(newData, oldData, sysUserId, event, tableName); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("CountyDAOImpl", "AuditTrail updateData()", e.toString()); throw new LIMSRuntimeException("Error in County AuditTrail updateData()", e); } try { HibernateUtil.getSession().merge(county); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); HibernateUtil.getSession().evict(county); HibernateUtil.getSession().refresh(county); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("CountyDAOImpl", "updateData()", e.toString()); throw new LIMSRuntimeException("Error in County updateData()", e); } } public void getData(County county) throws LIMSRuntimeException { try { County co = (County) HibernateUtil.getSession().get(County.class, county.getId()); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); if (co != null) { PropertyUtils.copyProperties(county, co); } else { county.setId(null); } } catch (Exception e) { //bugzilla 2154 LogEvent.logError("CountyDAOImpl", "getData()", e.toString()); throw new LIMSRuntimeException("Error in County getData()", e); } } public List getAllCountys() throws LIMSRuntimeException { List list = new Vector(); try { String sql = "from County"; org.hibernate.Query query = HibernateUtil.getSession().createQuery(sql); //query.setMaxResults(10); //query.setFirstResult(3); list = query.list(); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("CountyDAOImpl", "getAllCountys()", e.toString()); throw new LIMSRuntimeException("Error in County getAllCountys()", e); } return list; } public List getPageOfCountys(int startingRecNo) throws LIMSRuntimeException { List list = new Vector(); try { // calculate maxRow to be one more than the page size int endingRecNo = startingRecNo + (SystemConfiguration.getInstance().getDefaultPageSize() + 1); //bugzilla 1399 String sql = "from County c order by c.county"; org.hibernate.Query query = HibernateUtil.getSession().createQuery(sql); query.setFirstResult(startingRecNo - 1); query.setMaxResults(endingRecNo - 1); list = query.list(); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("CountyDAOImpl", "getPageOfCountys()", e.toString()); throw new LIMSRuntimeException("Error in County getPageOfCountys()", e); } return list; } public County readCounty(String idString) { County county = null; try { county = (County) HibernateUtil.getSession().get(County.class, idString); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("CountyDAOImpl", "readCounty()", e.toString()); throw new LIMSRuntimeException("Error in County readCounty()", e); } return county; } public List getNextCountyRecord(String id) throws LIMSRuntimeException { return getNextRecord(id, "County", County.class); } public List getPreviousCountyRecord(String id) throws LIMSRuntimeException { return getPreviousRecord(id, "County", County.class); } //bugzilla 1411 public Integer getTotalCountyCount() throws LIMSRuntimeException { return getTotalCount("County", County.class); } //overriding BaseDAOImpl bugzilla 1427 pass in name not id public List getNextRecord(String id, String table, Class clazz) throws LIMSRuntimeException { List list = new Vector(); try { String sql = "from " + table + " t where county >= " + enquote(id) + " order by t.county"; org.hibernate.Query query = HibernateUtil.getSession().createQuery(sql); query.setFirstResult(1); query.setMaxResults(2); list = query.list(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("CountyDAOImpl", "getNextRecord()", e.toString()); throw new LIMSRuntimeException("Error in getNextRecord() for " + table, e); } return list; } //overriding BaseDAOImpl bugzilla 1427 pass in name not id public List getPreviousRecord(String id, String table, Class clazz) throws LIMSRuntimeException { List list = new Vector(); try { String sql = "from " + table + " t order by t.county desc where county <= " + enquote(id); org.hibernate.Query query = HibernateUtil.getSession().createQuery(sql); query.setFirstResult(1); query.setMaxResults(2); list = query.list(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("CountyDAOImpl", "getPreviousRecord()", e.toString()); throw new LIMSRuntimeException("Error in getPreviousRecord() for " + table, e); } return list; } // bugzilla 1482 private boolean duplicateCountyExists(County county) throws LIMSRuntimeException { try { List list = new ArrayList(); // not case sensitive hemolysis and Hemolysis are considered // duplicates String sql = "from County t where trim(lower(t.county)) = :param and t.region.id = :param2 and t.id != :param3"; org.hibernate.Query query = HibernateUtil.getSession().createQuery(sql); query.setParameter("param", county.getCounty().toLowerCase().trim()); query.setParameter("param2", county.getRegion().getId()); // initialize with 0 (for new records where no id has been generated // yet String countyId = "0"; if (!StringUtil.isNullorNill(county.getId())) { countyId = county.getId(); } query.setParameter("param3", countyId); list = query.list(); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); if (list.size() > 0) { return true; } else { return false; } } catch (Exception e) { //bugzilla 2154 LogEvent.logError("CountyDAOImpl", "duplicateCountyExists()", e.toString()); throw new LIMSRuntimeException("Error in duplicateCountyExists()", e); } } }