cdmlib-services/src/main/java/eu/etaxonomy/cdm/api/service/MediaServiceImpl.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
  11 package eu.etaxonomy.cdm.api.service;
  12
  13 import java.util.ArrayList;
  14 import java.util.List;
  15 import java.util.Set;
  16
  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.common.monitor.IProgressMonitor;
  25 import eu.etaxonomy.cdm.model.description.MediaKey;
  26 import eu.etaxonomy.cdm.model.location.NamedArea;
  27 import eu.etaxonomy.cdm.model.media.Media;
  28 import eu.etaxonomy.cdm.model.media.Rights;
  29 import eu.etaxonomy.cdm.model.taxon.Taxon;
  30 import eu.etaxonomy.cdm.persistence.dao.media.IMediaDao;
  31 import eu.etaxonomy.cdm.strategy.cache.common.IIdentifiableEntityCacheStrategy;
  32
  33 @Service
  34 @Transactional(readOnly=true)
  35 public class MediaServiceImpl extends IdentifiableServiceBase<Media,IMediaDao> implements IMediaService {
  36
  37         @Autowired
  38         protected void setDao(IMediaDao dao) {
  39                 this.dao = dao;
  40         }
  41
  42         public Pager<MediaKey> getMediaKeys(Set<Taxon> taxonomicScope, Set<NamedArea> geoScopes, Integer pageSize, Integer pageNumber, List<String> propertyPaths) {
  43         Integer numberOfResults = dao.countMediaKeys(taxonomicScope, geoScopes);
  44
  45                 List<MediaKey> results = new ArrayList<MediaKey>();
  46                 if(numberOfResults > 0) { // no point checking again  //TODO use AbstractPagerImpl.hasResultsInRange(numberOfResults, pageNumber, pageSize)
  47                         results = dao.getMediaKeys(taxonomicScope, geoScopes, pageSize, pageNumber, propertyPaths);
  48                 }
  49
  50                 return new DefaultPagerImpl<MediaKey>(pageNumber, numberOfResults, pageSize, results);
  51         }
  52
  53         public Pager<Rights> getRights(Media t, Integer pageSize, Integer pageNumber, List<String> propertyPaths) {
  54         Integer numberOfResults = dao.countRights(t);
  55
  56                 List<Rights> results = new ArrayList<Rights>();
  57                 if(numberOfResults > 0) { // no point checking again  //TODO use AbstractPagerImpl.hasResultsInRange(numberOfResults, pageNumber, pageSize)
  58                         results = dao.getRights(t, pageSize, pageNumber,propertyPaths);
  59                 }
  60
  61                 return new DefaultPagerImpl<Rights>(pageNumber, numberOfResults, pageSize, results);
  62         }
  63
  64         /* (non-Javadoc)
  65          * @see eu.etaxonomy.cdm.api.service.IIdentifiableEntityService#updateTitleCache(java.lang.Integer, eu.etaxonomy.cdm.strategy.cache.common.IIdentifiableEntityCacheStrategy)
  66          */
  67         @Override
  68         @Transactional(readOnly = false)
  69     public void updateTitleCache(Class<? extends Media> clazz, Integer stepSize, IIdentifiableEntityCacheStrategy<Media> cacheStrategy, IProgressMonitor monitor) {
  70                 //IIdentifiableEntityCacheStrategy<Media> cacheStrategy = MediaDefaultCacheStrategy();
  71                 if (clazz == null){
  72                         clazz = Media.class;
  73                 }
  74                 super.updateTitleCacheImpl(clazz, stepSize, cacheStrategy, monitor);
  75         }
  76 }