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