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. * * Contributor(s): CIRG, University of Washington, Seattle WA. */ package us.mn.state.health.lims.person.daoimpl; import java.util.List; import java.util.Vector; import org.apache.commons.beanutils.PropertyUtils; import org.hibernate.HibernateException; import org.hibernate.Query; 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.LIMSRuntimeException; import us.mn.state.health.lims.common.log.LogEvent; import us.mn.state.health.lims.common.util.SystemConfiguration; import us.mn.state.health.lims.hibernate.HibernateUtil; import us.mn.state.health.lims.person.dao.PersonDAO; import us.mn.state.health.lims.person.valueholder.Person; /** * @author diane benz */ public class PersonDAOImpl extends BaseDAOImpl implements PersonDAO { public void deleteData(List persons) throws LIMSRuntimeException { //add to audit trail try { AuditTrailDAO auditDAO = new AuditTrailDAOImpl(); for (int i = 0; i < persons.size(); i++) { Person data = (Person) persons.get(i); Person oldData = (Person) readPerson(data.getId()); Person newData = new Person(); String sysUserId = data.getSysUserId(); String event = IActionConstants.AUDIT_TRAIL_DELETE; String tableName = "PERSON"; auditDAO.saveHistory(newData, oldData, sysUserId, event, tableName); } } catch (Exception e) { //bugzilla 2154 LogEvent.logError("PersonDAOImpl", "AuditTrail deleteData()", e.toString()); throw new LIMSRuntimeException("Error in Person AuditTrail deleteData()", e); } try { for (int i = 0; i < persons.size(); i++) { Person data = (Person) persons.get(i); //bugzilla 2206 data = (Person) readPerson(data.getId()); HibernateUtil.getSession().delete(data); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } } catch (Exception e) { //bugzilla 2154 LogEvent.logError("PersonDAOImpl", "deleteData()", e.toString()); throw new LIMSRuntimeException("Error in Person deleteData()", e); } } public boolean insertData(Person person) throws LIMSRuntimeException { try { String id = (String) HibernateUtil.getSession().save(person); person.setId(id); //bugzilla 1824 inserts will be logged in history table AuditTrailDAO auditDAO = new AuditTrailDAOImpl(); String sysUserId = person.getSysUserId(); String tableName = "PERSON"; auditDAO.saveNewHistory(person, sysUserId, tableName); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("PersonDAOImpl", "insertData()", e.toString()); throw new LIMSRuntimeException("Error in Person insertData()", e); } return true; } public void updateData(Person person) throws LIMSRuntimeException { Person oldData = (Person) readPerson(person.getId()); Person newData = person; //add to audit trail try { AuditTrailDAO auditDAO = new AuditTrailDAOImpl(); String sysUserId = person.getSysUserId(); String event = IActionConstants.AUDIT_TRAIL_UPDATE; String tableName = "PERSON"; auditDAO.saveHistory(newData, oldData, sysUserId, event, tableName); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("PersonDAOImpl", "AuditTrail updateData()", e.toString()); throw new LIMSRuntimeException("Error in Person AuditTrail updateData()", e); } try { HibernateUtil.getSession().merge(person); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); HibernateUtil.getSession().evict(person); HibernateUtil.getSession().refresh(person); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("PersonDAOImpl", "updateData()", e.toString()); throw new LIMSRuntimeException("Error in Person updateData()", e); } } public void getData(Person person) throws LIMSRuntimeException { try { Person pers = (Person) HibernateUtil.getSession().get(Person.class, person.getId()); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); if (pers != null) { PropertyUtils.copyProperties(person, pers); } else { person.setId(null); } } catch (Exception e) { //bugzilla 2154 LogEvent.logError("PersonDAOImpl", "getData()", e.toString()); throw new LIMSRuntimeException("Error in Person getData()", e); } } public List getAllPersons() throws LIMSRuntimeException { List list = new Vector(); try { String sql = "from Person"; org.hibernate.Query query = HibernateUtil.getSession().createQuery(sql); list = query.list(); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("PersonDAOImpl", "getAllPersons()", e.toString()); throw new LIMSRuntimeException("Error in Person getAllPersons()", e); } return list; } public List getPageOfPersons(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); String sql = "from Person t order by t.id"; 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("PersonDAOImpl", "getPageOfPersons()", e.toString()); throw new LIMSRuntimeException("Error in Person getPageOfPersons()", e); } return list; } public Person readPerson(String idString) { Person person = null; try { person = (Person) HibernateUtil.getSession().get(Person.class, idString); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } catch (Exception e) { //bugzilla 2154 LogEvent.logError("PersonDAOImpl", "readPerson()", e.toString()); throw new LIMSRuntimeException("Error in Person readPerson()", e); } return person; } public List getNextPersonRecord(String id) throws LIMSRuntimeException { return getNextRecord(id, "Person", Person.class); } public List getPreviousPersonRecord(String id) throws LIMSRuntimeException { return getPreviousRecord(id, "Person", Person.class); } @SuppressWarnings("unchecked") public Person getPersonByLastName(String lastName) throws LIMSRuntimeException { List<Person> list = null; try { String sql = "from Person p where p.lastName = :lastName"; Query query = HibernateUtil.getSession().createQuery(sql); query.setString("lastName", lastName); list = query.list(); HibernateUtil.getSession().flush(); HibernateUtil.getSession().clear(); } catch (Exception e) { LogEvent.logError("PersonDAOImpl", "getPersonByLastName()", e.toString()); throw new LIMSRuntimeException("Error in Person getPersonByLastName()", e); } if (list.size() > 0) { return list.get(0); } return null; } @Override public Person getPersonById(String personId) throws LIMSRuntimeException { String sql = "From Person p where id = :personId"; try { Query query = HibernateUtil.getSession().createQuery(sql); query.setInteger("personId", Integer.parseInt(personId)); Person person = (Person) query.uniqueResult(); closeSession(); return person; } catch (HibernateException e) { handleException(e, "getPersonById"); } return null; } }