cdmlib-services/src/main/java/eu/etaxonomy/cdm/api/service/AuditEventService.java

   1 // $Id$
   2 /**
   3  * Copyright (C) 2007 EDIT
   4  * European Distributed Institute of Taxonomy
   5  * http://www.e-taxonomy.eu
   6  *
   7  * The contents of this file are subject to the Mozilla Public License Version 1.1
   8  * See LICENSE.TXT at the top of this package for the full license terms.
   9  */
  10 package eu.etaxonomy.cdm.api.service;
  11
  12 import java.util.ArrayList;
  13 import java.util.List;
  14 import java.util.UUID;
  15
  16 import org.joda.time.DateTime;
  17 import org.springframework.beans.factory.annotation.Autowired;
  18 import org.springframework.stereotype.Service;
  19 import org.springframework.transaction.annotation.Propagation;
  20 import org.springframework.transaction.annotation.Transactional;
  21
  22 import eu.etaxonomy.cdm.api.service.pager.Pager;
  23 import eu.etaxonomy.cdm.api.service.pager.impl.DefaultPagerImpl;
  24 import eu.etaxonomy.cdm.model.view.AuditEvent;
  25 import eu.etaxonomy.cdm.persistence.dao.common.AuditEventSort;
  26 import eu.etaxonomy.cdm.persistence.view.IAuditEventDao;
  27
  28 @Service
  29 @Transactional(propagation = Propagation.SUPPORTS, readOnly = true)
  30 public class AuditEventService implements IAuditEventService {
  31
  32         IAuditEventDao dao;
  33
  34         @Autowired
  35         public void setDao(IAuditEventDao dao) {
  36                 this.dao = dao;
  37         }
  38
  39         public boolean exists(UUID uuid) {
  40                 return dao.exists(uuid);
  41         }
  42
  43         public AuditEvent find(Integer id) {
  44                 return dao.findById(id);
  45         }
  46
  47         public AuditEvent find(UUID uuid) {
  48                 return dao.findByUuid(uuid);
  49         }
  50
  51         public AuditEvent getNextAuditEvent(AuditEvent auditEvent) {
  52                 return dao.getNextAuditEvent(auditEvent);
  53         }
  54
  55         public AuditEvent getPreviousAuditEvent(AuditEvent auditEvent) {
  56                 return dao.getPreviousAuditEvent(auditEvent);
  57         }
  58
  59         public Pager<AuditEvent> list(Integer pageNumber, Integer pageSize,     AuditEventSort sort) {
  60                  Integer numberOfResults = dao.count();
  61
  62                 List<AuditEvent> results = new ArrayList<AuditEvent>();
  63                 if(numberOfResults > 0) { // no point checking again //TODO use AbstractPagerImpl.hasResultsInRange(numberOfResults, pageNumber, pageSize)
  64                         results = dao.list(pageNumber, pageSize, sort);
  65                 }
  66
  67                 return new DefaultPagerImpl<AuditEvent>(pageNumber, numberOfResults, pageSize, results);
  68         }
  69
  70         public AuditEvent find(DateTime dateTime) {
  71                 return dao.findByDate(dateTime);
  72         }
  73 }