cdmlib-services/src/main/java/eu/etaxonomy/cdm/api/service/AnnotationService.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
  16 import org.springframework.beans.factory.annotation.Autowired;
  17 import org.springframework.stereotype.Service;
  18 import org.springframework.transaction.annotation.Propagation;
  19 import org.springframework.transaction.annotation.Transactional;
  20
  21 import eu.etaxonomy.cdm.api.service.pager.Pager;
  22 import eu.etaxonomy.cdm.api.service.pager.impl.DefaultPagerImpl;
  23 import eu.etaxonomy.cdm.model.agent.Person;
  24 import eu.etaxonomy.cdm.model.common.Annotation;
  25 import eu.etaxonomy.cdm.model.common.MarkerType;
  26 import eu.etaxonomy.cdm.model.common.User;
  27 import eu.etaxonomy.cdm.persistence.dao.hibernate.common.AnnotationDaoImpl;
  28 import eu.etaxonomy.cdm.persistence.query.OrderHint;
  29
  30 @Service
  31 @Transactional(propagation = Propagation.SUPPORTS, readOnly = true)
  32 public class AnnotationService extends AnnotatableServiceBase<Annotation, AnnotationDaoImpl> implements
  33                 IAnnotationService {
  34
  35         @Autowired
  36         protected void setDao(AnnotationDaoImpl dao) {
  37                 this.dao = dao;
  38         }
  39
  40         public int count(Person commentator, MarkerType status) {
  41                 return dao.count(commentator, status);
  42         }
  43
  44         public Pager<Annotation> list(Person commentator, MarkerType status,Integer pageSize, Integer pageNumber, List<OrderHint> orderHints, List<String> propertyPaths) {
  45                 Integer numberOfResults = dao.count(commentator, status);
  46
  47                 List<Annotation> results = new ArrayList<Annotation>();
  48                 if(numberOfResults > 0) { // no point checking again //TODO use AbstractPagerImpl.hasResultsInRange(numberOfResults, pageNumber, pageSize)
  49                         results = dao.list(commentator, status, pageSize, pageNumber, orderHints, propertyPaths);
  50                 }
  51
  52                 return new DefaultPagerImpl<Annotation>(pageNumber, numberOfResults, pageSize, results);
  53         }
  54
  55         public int count(User creator, MarkerType status) {
  56                 return dao.count(creator, status);
  57         }
  58
  59         public Pager<Annotation> list(User creator, MarkerType status,  Integer pageSize, Integer pageNumber, List<OrderHint> orderHints,
  60                         List<String> propertyPaths) {
  61         Integer numberOfResults = dao.count(creator, status);
  62
  63                 List<Annotation> results = new ArrayList<Annotation>();
  64                 if(numberOfResults > 0) { // no point checking again //TODO use AbstractPagerImpl.hasResultsInRange(numberOfResults, pageNumber, pageSize)
  65                         results = dao.list(creator, status, pageSize, pageNumber, orderHints, propertyPaths);
  66                 }
  67
  68                 return new DefaultPagerImpl<Annotation>(pageNumber, numberOfResults, pageSize, results);
  69         }
  70 }