cdmlib-services/src/main/java/eu/etaxonomy/cdm/api/service/CommonServiceImpl.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.Collection;
  14 import java.util.HashMap;
  15 import java.util.Iterator;
  16 import java.util.List;
  17 import java.util.Map;
  18 import java.util.Set;
  19
  20 import org.apache.log4j.Logger;
  21 import org.hibernate.collection.spi.PersistentCollection;
  22 import org.springframework.beans.factory.annotation.Autowired;
  23 import org.springframework.stereotype.Service;
  24 import org.springframework.transaction.annotation.Transactional;
  25
  26 import eu.etaxonomy.cdm.model.common.CdmBase;
  27 import eu.etaxonomy.cdm.model.common.ISourceable;
  28 import eu.etaxonomy.cdm.model.common.IdentifiableEntity;
  29 import eu.etaxonomy.cdm.model.common.OriginalSourceBase;
  30 import eu.etaxonomy.cdm.model.metadata.CdmMetaData;
  31 import eu.etaxonomy.cdm.model.metadata.CdmMetaData.MetaDataPropertyName;
  32 import eu.etaxonomy.cdm.persistence.dao.common.ICdmGenericDao;
  33 import eu.etaxonomy.cdm.persistence.dao.common.IOriginalSourceDao;
  34 import eu.etaxonomy.cdm.strategy.match.DefaultMatchStrategy;
  35 import eu.etaxonomy.cdm.strategy.match.IMatchStrategy;
  36 import eu.etaxonomy.cdm.strategy.match.IMatchable;
  37 import eu.etaxonomy.cdm.strategy.match.MatchException;
  38 import eu.etaxonomy.cdm.strategy.merge.DefaultMergeStrategy;
  39 import eu.etaxonomy.cdm.strategy.merge.IMergable;
  40 import eu.etaxonomy.cdm.strategy.merge.IMergeStrategy;
  41 import eu.etaxonomy.cdm.strategy.merge.MergeException;
  42
  43
  44 @Service
  45 @Transactional(readOnly = true)
  46 public class CommonServiceImpl extends ServiceBase<OriginalSourceBase,IOriginalSourceDao> implements ICommonService {
  47         @SuppressWarnings("unused")
  48         private static final Logger logger = Logger.getLogger(CommonServiceImpl.class);
  49
  50         @Autowired
  51         IOriginalSourceDao originalSourceDao;
  52
  53         @Autowired
  54         ICdmGenericDao genericDao;
  55
  56
  57         @Autowired
  58         protected void setDao(IOriginalSourceDao dao) {
  59                 this.dao = dao;
  60         }
  61
  62         @Override
  63         public CdmBase find(Class<? extends CdmBase> clazz, int id){
  64                 return genericDao.find(clazz, id);
  65         }
  66
  67
  68         @Override
  69         public Map<String, ? extends ISourceable> getSourcedObjectsByIdInSource(Class clazz, Set<String> idInSourceSet, String idNamespace) {
  70                 Map<String, ? extends ISourceable> list = originalSourceDao.findOriginalSourcesByIdInSource(clazz, idInSourceSet, idNamespace);
  71                 return list;
  72         }
  73
  74         @Override
  75         public ISourceable getSourcedObjectByIdInSource(Class clazz, String idInSource, String idNamespace) {
  76                 ISourceable result = null;
  77                 List<IdentifiableEntity> list = originalSourceDao.findOriginalSourceByIdInSource(clazz, idInSource, idNamespace);
  78                 if (! list.isEmpty()){
  79                         result = list.get(0);
  80                 }return result;
  81         }
  82
  83
  84         @Override
  85         public Set<CdmBase> getReferencingObjects(CdmBase referencedCdmBase){
  86                 return this.genericDao.getReferencingObjects(referencedCdmBase);
  87         }
  88
  89
  90         @Override
  91         public Set<CdmBase> getReferencingObjectsForDeletion(CdmBase referencedCdmBase){
  92                 return this.genericDao.getReferencingObjectsForDeletion(referencedCdmBase);
  93         }
  94 //              try {
  95 //                      Set<Class<? extends CdmBase>> allCdmClasses = genericDao.getAllCdmClasses(false); //findAllCdmClasses();
  96 //
  97 //                      referencedCdmBase = (CdmBase)HibernateProxyHelper.deproxy(referencedCdmBase);
  98 //                      Class referencedClass = referencedCdmBase.getClass();
  99 //                      Set<CdmBase> result = new HashSet<CdmBase>();
 100 //                      logger.debug("Referenced Class: " + referencedClass.getName());
 101 //
 102 //                      for (Class<? extends CdmBase> cdmClass : allCdmClasses){
 103 //                              Set<Field> fields = getFields(cdmClass);
 104 //                              for (Field field: fields){
 105 //                                      Class<?> type = field.getType();
 106 //                                      //class
 107 //                                      if (! type.isInterface()){
 108 //                                              if (referencedClass.isAssignableFrom(type)||
 109 //                                                              type.isAssignableFrom(referencedClass) && CdmBase.class.isAssignableFrom(type)){
 110 //                                                      handleSingleClass(referencedClass, type, field, cdmClass, result, referencedCdmBase, false);
 111 //                                              }
 112 //                                      //interface
 113 //                                      }else if (type.isAssignableFrom(referencedClass)){
 114 //                                                      handleSingleClass(referencedClass, type, field, cdmClass, result, referencedCdmBase, false);
 115 //                                      }else if (Collection.class.isAssignableFrom(type)){
 116 //
 117 //                                              if (checkIsSetOfType(field, referencedClass, type) == true){
 118 //                                                      handleSingleClass(referencedClass, type, field, cdmClass, result, referencedCdmBase, true);
 119 //                                              }
 120 //                                      }
 121 ////                            Class[] interfaces = referencedClass.getInterfaces();
 122 ////                            for (Class interfaze: interfaces){
 123 ////                                    if (interfaze == type){
 124 //////                                  if(interfaze.isAssignableFrom(returnType)){
 125 ////                                            handleSingleClass(interfaze, type, field, cdmClass, result, referencedCdmBase);
 126 ////                                    }
 127 ////                            }
 128 //                              }
 129 //                      }
 130 //                      return result;
 131 //              } catch (Exception e) {
 132 //                      e.printStackTrace();
 133 //                      throw new RuntimeException(e);
 134 //              }
 135 //
 136 //      }
 137 //
 138 //      private boolean checkIsSetOfType(Field field, Class referencedClass, Class<?> type){
 139 //              Type genericType = (ParameterizedTypeImpl)field.getGenericType();
 140 //              if (genericType instanceof ParameterizedTypeImpl){
 141 //                      ParameterizedTypeImpl paraType = (ParameterizedTypeImpl)genericType;
 142 //                      paraType.getRawType();
 143 //                      Type[] arguments = paraType.getActualTypeArguments();
 144 //                      //logger.debug(arguments.length);
 145 //                      if (arguments.length == 1){
 146 //                              Class collectionClass;
 147 //                              try {
 148 //                                      if (arguments[0] instanceof Class){
 149 //                                              collectionClass = (Class)arguments[0];
 150 //                                      }else if(arguments[0] instanceof TypeVariableImpl){
 151 //                                              TypeVariableImpl typeVariable = (TypeVariableImpl)arguments[0];
 152 //                                              GenericDeclaration genericDeclaration = typeVariable.getGenericDeclaration();
 153 //                                              collectionClass = (Class)genericDeclaration;
 154 //                                      }else{
 155 //                                              logger.warn("Unknown Type");
 156 //                                              return false;
 157 //                                      }
 158 //                                      if (CdmBase.class.isAssignableFrom(collectionClass) && collectionClass.isAssignableFrom(referencedClass)  ){
 159 //                                              return true;
 160 //                                      }
 161 //                              } catch (Exception e) {
 162 //                                      logger.warn(e.getMessage());
 163 //                              }
 164 //                      }else{
 165 //                              logger.warn("Length of arguments <> 1");
 166 //                      }
 167 //              }else{
 168 //                      logger.warn("Not a generic type of type ParameterizedTypeImpl");
 169 //              }
 170 //              return false;
 171 //      }
 172 //
 173 //
 174 //
 175 //
 176 //      private boolean handleSingleClass(Class itemClass, Class type, Field field, Class cdmClass, Set<CdmBase> result,CdmBase value, boolean isCollection){
 177 //              if (! Modifier.isStatic(field.getModifiers())){
 178 //                      String methodName = StringUtils.rightPad(field.getName(), 30);
 179 //                      String className = StringUtils.rightPad(cdmClass.getSimpleName(), 30);
 180 //                      String returnTypeName = StringUtils.rightPad(type.getSimpleName(), 30);
 181 //
 182 //                      logger.debug(methodName +   "\t\t" + className + "\t\t" + returnTypeName);
 183 ////                    result_old.add(method);
 184 //                      result.addAll(getCdmBasesByFieldAndClass(field, itemClass, cdmClass, value, isCollection));
 185 //              }
 186 //              return true;
 187 //      }
 188 //
 189 //      private Set<Field> getFields(Class clazz){
 190 //              Set<Field> result = new HashSet<Field>();
 191 //              for (Field field: clazz.getDeclaredFields()){
 192 //                      if (!Modifier.isStatic(field.getModifiers())){
 193 //                              result.add(field);
 194 //                      }
 195 //              }
 196 //              Class superclass = clazz.getSuperclass();
 197 //              if (CdmBase.class.isAssignableFrom(superclass)){
 198 //                      result.addAll(getFields(superclass));
 199 //              }
 200 //              return result;
 201 //      }
 202 //
 203 //      private Set<CdmBase> getCdmBasesByFieldAndClass(Field field, Class itemClass, Class otherClazz, CdmBase item, boolean isCollection){
 204 //              Set<CdmBase> result = new HashSet<CdmBase>();
 205 //              if (isCollection){
 206 //                      result.addAll(genericDao.getCdmBasesWithItemInCollection(itemClass, otherClazz, field.getName(), item));
 207 //              }else{
 208 //                      result.addAll(genericDao.getCdmBasesByFieldAndClass(otherClazz, field.getName(), item));
 209 //              }
 210 //              return result;
 211 //      }
 212
 213         @Override
 214         public List getHqlResult(String hqlQuery){
 215                 return genericDao.getHqlResult(hqlQuery);
 216         }
 217
 218         @Override
 219         public <T extends IMergable> void merge(T mergeFirst, T mergeSecond, IMergeStrategy mergeStrategy) throws MergeException {
 220                 if (mergeStrategy == null){
 221                         mergeStrategy = DefaultMergeStrategy.NewInstance(((CdmBase)mergeFirst).getClass());
 222                 }
 223                 genericDao.merge((CdmBase)mergeFirst, (CdmBase)mergeSecond, mergeStrategy);
 224         }
 225
 226
 227         @Override
 228         public <T extends IMatchable> List<T> findMatching(T objectToMatch, IMatchStrategy matchStrategy) throws MatchException {
 229                 if (matchStrategy == null){
 230                         matchStrategy = DefaultMatchStrategy.NewInstance(((objectToMatch).getClass()));
 231                 }
 232                 return genericDao.findMatching(objectToMatch, matchStrategy);
 233         }
 234
 235
 236
 237 //      /* (non-Javadoc)
 238 //       * @see eu.etaxonomy.cdm.api.service.IService#list(java.lang.Class, java.lang.Integer, java.lang.Integer, java.util.List, java.util.List)
 239 //       */
 240 //      @Override
 241 //      public <TYPE extends OriginalSourceBase> Pager<TYPE> list(Class<TYPE> type,
 242 //                      Integer pageSize, Integer pageNumber, List<OrderHint> orderHints,
 243 //                      List<String> propertyPaths) {
 244 //              logger.warn("Not yet implemented");
 245 //              return null;
 246 //      }
 247
 248         @Transactional(readOnly = false)
 249         @Override
 250         public void saveAllMetaData(Collection<CdmMetaData> metaData) {
 251                 Iterator<CdmMetaData> iterator = metaData.iterator();
 252                 while(iterator.hasNext()){
 253                         CdmMetaData cdmMetaData = iterator.next();
 254                         genericDao.saveMetaData(cdmMetaData);
 255                 }
 256         }
 257
 258         @Override
 259         public Map<MetaDataPropertyName, CdmMetaData> getCdmMetaData() {
 260                 Map<MetaDataPropertyName, CdmMetaData> result = new HashMap<MetaDataPropertyName, CdmMetaData>();
 261                 List<CdmMetaData> metaDataList = genericDao.getMetaData();
 262                 for (CdmMetaData metaData : metaDataList){
 263                         MetaDataPropertyName propertyName = metaData.getPropertyName();
 264                         result.put(propertyName, metaData);
 265                 }
 266                 return result;
 267         }
 268
 269     @Override
 270     public PersistentCollection initializeCollection(PersistentCollection col) {
 271             return genericDao.initializeCollection(col);
 272
 273     }
 274
 275     @Override
 276     public boolean isEmpty(PersistentCollection col) {
 277             return genericDao.isEmpty(col);
 278
 279     }
 280
 281     @Override
 282         public int size(PersistentCollection col) {
 283         return genericDao.size(col);
 284     }
 285
 286     @Override
 287     public Object get(PersistentCollection col, int index) {
 288         return genericDao.get(col, index);
 289     }
 290
 291     @Override
 292     public boolean contains(PersistentCollection col, Object element) {
 293         return genericDao.contains(col, element);
 294     }
 295
 296     @Override
 297     public boolean containsKey(PersistentCollection col, Object key) {
 298         return genericDao.containsKey(col, key);
 299     }
 300
 301     @Override
 302     public boolean containsValue(PersistentCollection col, Object element) {
 303         return genericDao.containsValue(col, element);
 304     }
 305
 306
 307 }