eu.etaxonomy.taxeditor.cdmlib/src/main/java/eu/etaxonomy/taxeditor/session/NullSession.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2015 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.session;
  11
  12 import java.util.Collection;
  13 import java.util.List;
  14 import java.util.Map;
  15 import java.util.UUID;
  16
  17 import net.sf.ehcache.statistics.LiveCacheStatistics;
  18 import eu.etaxonomy.cdm.api.service.IService;
  19 import eu.etaxonomy.cdm.api.service.UpdateResult;
  20 import eu.etaxonomy.cdm.model.common.CdmBase;
  21 import eu.etaxonomy.cdm.persistence.dto.MergeResult;
  22 import eu.etaxonomy.taxeditor.remoting.cache.EntityCacherDebugResult;
  23
  24 /**
  25  * @author cmathew
  26  * @date 30 Jul 2015
  27  *
  28  */
  29 public class NullSession implements ICdmEntitySession {
  30
  31     private ICdmEntitySessionEnabled sessionOwner;
  32     private final CdmEntitySessionManager cdmEntitySessionManager;
  33
  34     public NullSession(ICdmEntitySessionEnabled sessionOwner, CdmEntitySessionManager cdmEntitySessionManager) {
  35         this.sessionOwner = sessionOwner;
  36         this.cdmEntitySessionManager = cdmEntitySessionManager;
  37     }
  38
  39     public void setOwner(ICdmEntitySessionEnabled sessionOwner) {
  40         this.sessionOwner = sessionOwner;
  41     }
  42
  43     /* (non-Javadoc)
  44      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#getOwner()
  45      */
  46     @Override
  47     public ICdmEntitySessionEnabled getOwner() {
  48         return sessionOwner;
  49     }
  50
  51     /* (non-Javadoc)
  52      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#getCacheStatistics()
  53      */
  54     @Override
  55     public LiveCacheStatistics getCacheStatistics() {
  56         // TODO Auto-generated method stub
  57         return null;
  58     }
  59
  60     /* (non-Javadoc)
  61      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#load(java.lang.Object, boolean)
  62      */
  63     @Override
  64     public <O> O load(O obj, boolean update) {
  65         return obj;
  66     }
  67
  68     /* (non-Javadoc)
  69      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#load(eu.etaxonomy.cdm.model.common.CdmBase, boolean)
  70      */
  71     @Override
  72     public <T extends CdmBase> T load(T cdmBase, boolean update) {
  73         return cdmBase;
  74     }
  75
  76     /* (non-Javadoc)
  77      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#load(eu.etaxonomy.cdm.api.service.UpdateResult, boolean)
  78      */
  79     @Override
  80     public UpdateResult load(UpdateResult updateResult, boolean update) {
  81         return updateResult;
  82     }
  83
  84     /* (non-Javadoc)
  85      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#debug(eu.etaxonomy.cdm.model.common.CdmBase)
  86      */
  87     @Override
  88     public <T extends CdmBase> EntityCacherDebugResult debug(T cdmBase) {
  89         return null;
  90     }
  91
  92     /* (non-Javadoc)
  93      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#debug(java.util.Collection)
  94      */
  95     @Override
  96     public <T extends CdmBase> EntityCacherDebugResult debug(Collection<T> cdmBase) {
  97         return null;
  98     }
  99
 100     /* (non-Javadoc)
 101      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#debug()
 102      */
 103     @Override
 104     public <T extends CdmBase> EntityCacherDebugResult debug() {
 105         return null;
 106     }
 107
 108     /* (non-Javadoc)
 109      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#load(java.util.Collection, boolean)
 110      */
 111     @Override
 112     public <T extends CdmBase> Collection<T> load(Collection<T> cdmBaseList, boolean update) {
 113         return cdmBaseList;
 114     }
 115
 116     /* (non-Javadoc)
 117      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#setEntitiesAsLatest()
 118      */
 119     @Override
 120     public void setEntitiesAsLatest() {
 121
 122     }
 123
 124     /* (non-Javadoc)
 125      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#getRootEntities()
 126      */
 127     @Override
 128     public <T extends CdmBase> Collection<T> getRootEntities() {
 129         return null;
 130     }
 131
 132     /* (non-Javadoc)
 133      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#dispose()
 134      */
 135     @Override
 136     public void dispose() {
 137         cdmEntitySessionManager.remove(sessionOwner);
 138     }
 139
 140     /* (non-Javadoc)
 141      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#bind()
 142      */
 143     @Override
 144     public void bind() {
 145         cdmEntitySessionManager.bindNullSession();
 146     }
 147
 148     /* (non-Javadoc)
 149      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#remoteLoad(eu.etaxonomy.cdm.api.service.IService, java.util.UUID)
 150      */
 151     @Override
 152     public <T extends CdmBase> T remoteLoad(IService<T> service, UUID uuid) {
 153         T cdmBase = service.load(uuid);
 154         return load(cdmBase, false);
 155     }
 156
 157     /* (non-Javadoc)
 158      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#remoteLoad(eu.etaxonomy.cdm.api.service.IService, java.util.UUID, java.util.List)
 159      */
 160     @Override
 161     public <T extends CdmBase> T remoteLoad(IService<T> service, UUID uuid, List<String> propertyPaths) {
 162         T cdmBase = service.load(uuid, propertyPaths);
 163         return load(cdmBase, false);
 164     }
 165
 166     /* (non-Javadoc)
 167      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#remoteSave(eu.etaxonomy.cdm.api.service.IService, eu.etaxonomy.cdm.model.common.CdmBase)
 168      */
 169     @Override
 170     public <T extends CdmBase> UUID remoteSave(IService<T> service, T cdmBase) {
 171         UUID uuid = service.save(cdmBase).getUuid();
 172         load(cdmBase,false);
 173         return uuid;
 174     }
 175
 176     /* (non-Javadoc)
 177      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#remoteUpdate(eu.etaxonomy.cdm.api.service.IService, eu.etaxonomy.cdm.model.common.CdmBase)
 178      */
 179     @Override
 180     public <T extends CdmBase> T remoteUpdate(IService<T> service, T cdmBase) {
 181         T mergedCdmBase = service.merge(cdmBase, true).getMergedEntity();
 182         return mergedCdmBase;
 183     }
 184
 185     /* (non-Javadoc)
 186      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#isActive()
 187      */
 188     @Override
 189     public boolean isActive() {
 190         return cdmEntitySessionManager.getActiveSession() == this;
 191     }
 192
 193     /* (non-Javadoc)
 194      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#update()
 195      */
 196     @Override
 197     public <T extends CdmBase> void update() {
 198
 199     }
 200
 201     /* (non-Javadoc)
 202      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#getPropertyPaths(java.lang.Object)
 203      */
 204     @Override
 205     public List<String> getPropertyPaths(Object obj) {
 206         if(sessionOwner == null) {
 207             return null;
 208         }
 209         Map<Object, List<String>> propertyPathsMap = sessionOwner.getPropertyPathsMap();
 210         if(propertyPathsMap == null || propertyPathsMap.isEmpty()) {
 211             return null;
 212         }
 213         return propertyPathsMap.get(obj);
 214     }
 215
 216     /* (non-Javadoc)
 217      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#addNewCdmEntity(eu.etaxonomy.cdm.model.common.CdmBase)
 218      */
 219     @Override
 220     public void addNewCdmEntity(CdmBase newEntity) {
 221         // TODO Auto-generated method stub
 222
 223     }
 224
 225     /* (non-Javadoc)
 226      * @see eu.etaxonomy.taxeditor.session.ICdmEntitySession#load(eu.etaxonomy.cdm.persistence.dto.MergeResult, boolean)
 227      */
 228     @Override
 229     public <T extends CdmBase> MergeResult<T> load(MergeResult<T> mergeResult, boolean update) {
 230         return mergeResult;
 231     }
 232
 233 }