eu.etaxonomy.taxeditor.cdmlib/src/main/java/eu/etaxonomy/taxeditor/service/CachedCommonServiceImpl.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2014 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.taxeditor.service;
  11
  12 import java.util.List;
  13 import java.util.UUID;
  14
  15 import org.springframework.beans.factory.annotation.Autowired;
  16 import org.springframework.stereotype.Component;
  17
  18 import eu.etaxonomy.cdm.api.application.CdmApplicationRemoteController;
  19 import eu.etaxonomy.cdm.api.application.CdmApplicationState;
  20 import eu.etaxonomy.cdm.api.service.ICommonService;
  21 import eu.etaxonomy.cdm.model.common.CdmBase;
  22 import eu.etaxonomy.taxeditor.remoting.cache.ProxyUtils.CollectionField;
  23 import eu.etaxonomy.taxeditor.session.ICdmEntitySession;
  24 import eu.etaxonomy.taxeditor.session.ICdmEntitySessionManager;
  25
  26 /**
  27  * @author cmathew
  28  * @date 14 Oct 2014
  29  *
  30  */
  31 @Component
  32 public class CachedCommonServiceImpl implements ICachedCommonService {
  33
  34
  35     @Autowired
  36     private ICommonService commonService;
  37
  38     private static boolean cacheEnabled = true;
  39
  40     @Autowired
  41     private ICdmEntitySessionManager cdmEntitySessionManager;
  42
  43
  44     public static boolean isCacheEnabled() {
  45         return cacheEnabled;
  46     }
  47
  48     public static void setCacheEnabled(boolean cacheEnabled) {
  49         CachedCommonServiceImpl.cacheEnabled = cacheEnabled;
  50     }
  51
  52     /* (non-Javadoc)
  53      * @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#find(java.lang.Class, int)
  54      */
  55     @Override
  56     public CdmBase find(Class<? extends CdmBase> clazz, int id) {
  57         if(cacheEnabled) {
  58             CdmBase cdmEntity = CdmBase.deproxy(commonService.find(clazz, id, getPropertyPaths(clazz)),clazz);
  59             if(cdmEntity == null) {
  60                 throw new NullPointerException("CDM Entity of type " + clazz.getName() + " with id " + id  + " is null.");
  61             }
  62             return cdmEntitySessionManager.load(cdmEntity, false);
  63         } else {
  64             return CdmBase.deproxy(commonService.find(clazz, id),clazz);
  65         }
  66     }
  67
  68
  69     private List<String> getPropertyPaths(Object obj) {
  70         List<String> propertyPaths = null;
  71         ICdmEntitySession cdmEntitySession =
  72                 ((CdmApplicationRemoteController)CdmApplicationState.getCurrentAppConfig()).getCdmEntitySessionManager().getActiveSession();
  73         if(cdmEntitySession != null) {
  74             propertyPaths = cdmEntitySession.getPropertyPaths(obj);
  75         }
  76         return propertyPaths;
  77     }
  78
  79     @Override
  80     public void updatePersistentCollection(CollectionField colf) {
  81         if(cacheEnabled) {
  82             cdmEntitySessionManager.load(colf.getCollection(), false);
  83         }
  84     }
  85
  86     /* (non-Javadoc)
  87      * @see eu.etaxonomy.taxeditor.service.ICachedCommonService#initializeCollection(java.util.UUID, java.lang.String)
  88      */
  89     @Override
  90     public Object initializeCollection(UUID ownerUuid, String fieldName) {
  91         return commonService.initializeCollection(ownerUuid, fieldName, getPropertyPaths(fieldName));
  92     }
  93
  94
  95     /* (non-Javadoc)
  96      * @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#isEmpty(org.hibernate.collection.spi.PersistentCollection)
  97      */
  98     @Override
  99     public boolean isEmpty(UUID ownerUuid, String fieldName) {
 100             return commonService.isEmpty(ownerUuid, fieldName);
 101
 102     }
 103
 104
 105     /* (non-Javadoc)
 106      * @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#size(org.hibernate.collection.spi.PersistentCollection)
 107      */
 108     @Override
 109     public int size(UUID ownerUuid, String fieldName) {
 110         return commonService.size(ownerUuid, fieldName);
 111     }
 112
 113
 114
 115     /* (non-Javadoc)
 116      * @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#contains(org.hibernate.collection.spi.PersistentCollection, java.lang.Object)
 117      */
 118     @Override
 119     public boolean contains(UUID ownerUuid, String fieldName, Object element) {
 120         return commonService.contains(ownerUuid, fieldName, element);
 121     }
 122
 123
 124     /* (non-Javadoc)
 125      * @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#containsKey(org.hibernate.collection.spi.PersistentCollection, java.lang.Object)
 126      */
 127     @Override
 128     public boolean containsKey(UUID ownerUuid, String fieldName, Object key) {
 129         return commonService.containsKey(ownerUuid, fieldName, key);
 130     }
 131
 132
 133     /* (non-Javadoc)
 134      * @see eu.etaxonomy.taxeditor.remoting.service.ICachedCommonService#containsValue(org.hibernate.collection.spi.PersistentCollection, java.lang.Object)
 135      */
 136     @Override
 137     public boolean containsValue(UUID ownerUuid, String fieldName, Object element) {
 138         return commonService.containsValue(ownerUuid, fieldName, element);
 139     }
 140
 141
 142
 143
 144
 145
 146 }