Examples of org.hibernate.search.engine.spi.EntityIndexBinder

org.hibernate.search.engine.spi.EntityIndexBinder
Specifies the relation and options from an indexed entity to its index(es). @author Sanne Grinovero (C) 2011 Red Hat Inc. @since 4.0


  public EntityIndexBinder getSafeIndexBindingForEntity(Class<?> entityType) {
    if ( entityType == null ) {
      throw log.nullIsInvalidIndexedType();
    }
    EntityIndexBinder entityIndexBinding = getIndexBindingForEntity( entityType );
    if ( entityIndexBinding == null ) {
      throw log.notAnIndexedType( entityType.getName() );
    }
    return entityIndexBinding;
  }

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   * @param entityClass the entity type for which to retrieve the document builder
   *
   * @return the DocumentBuilder for this type
   */
  private static <T> AbstractDocumentBuilder<T> getEntityBuilder(SearchFactoryImplementor searchFactoryImplementor, Class<?> entityClass) {
    EntityIndexBinder entityIndexBinding = searchFactoryImplementor.getIndexBindingForEntity( entityClass );
    if ( entityIndexBinding == null ) {
      DocumentBuilderContainedEntity entityBuilder = searchFactoryImplementor.getDocumentBuilderContainedEntity(
          entityClass
      );
      if ( entityBuilder == null ) {
        // should never happen but better be safe than sorry
        throw new SearchException(
            "Unable to perform work. Entity Class is not @Indexed nor hosts @ContainedIn: " + entityClass
        );
      }
      else {
        return entityBuilder;
      }
    }
    else {
      return (AbstractDocumentBuilder<T>) entityIndexBinding.getDocumentBuilder();
    }
  }

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    }
    return -1;
  }


  private static DocumentBuilderIndexedEntity<?> getDocumentBuilder(SearchFactoryImplementor searchFactoryImplementor, Class<?> clazz) {
    EntityIndexBinder entityIndexBinding = searchFactoryImplementor.getIndexBindingForEntity(
        clazz
    );
    if ( entityIndexBinding == null ) {
      throw new SearchException( "No Lucene configuration set up for: " + clazz );
    }
    return entityIndexBinding.getDocumentBuilder();
  }

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  private void fillSimilarityMapping() {
    //TODO cleanup: this logic to select the Similarity is too complex, should likely be done in a previous phase
    final Map<Class<?>, EntityIndexBinder> documentBuildersIndexedEntities = factoryState.getIndexBindingForEntity();
    for ( Entry<Class<?>, EntityIndexBinder> entry : documentBuildersIndexedEntities.entrySet() ) {
      Class<?> clazz = entry.getKey();
      EntityIndexBinder entityMapping = entry.getValue();
      Similarity entitySimilarity = entityMapping.getSimilarity();
      if ( entitySimilarity == null ) {
        //might have been read from annotations, fill the missing information in the EntityIndexBinder:
        entitySimilarity = entityMapping.getDocumentBuilder().getSimilarity();
        if ( entitySimilarity != null ) {
          MutableEntityIndexBinding newMapping = new MutableEntityIndexBinding( entityMapping.getSelectionStrategy(), entitySimilarity, entityMapping.getIndexManagers() );
          newMapping.setDocumentBuilderIndexedEntity( entityMapping.getDocumentBuilder() );
          entityMapping = newMapping;
          documentBuildersIndexedEntities.put( clazz, entityMapping );
        }
      }
      IndexManager[] indexManagers = entityMapping.getIndexManagers();
      for ( IndexManager indexManager : indexManagers ) {
        Similarity indexSimilarity = indexManager.getSimilarity();
        if ( entitySimilarity != null && indexSimilarity == null ) {
          indexManager.setSimilarity( entitySimilarity );
        }

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      Map<Class<?>, EntityIndexBinder> documentBuildersIndexedEntities,
      Map<Class<?>, DocumentBuilderContainedEntity<?>> documentBuildersContainedEntities) {
    for ( XClass xClass : optimizationBlackListX ) {
      Class type = classMappings.get( xClass );
      if ( type != null ) {
        EntityIndexBinder entityIndexBinding = documentBuildersIndexedEntities.get( type );
        if ( entityIndexBinding != null ) {
          log.tracef( "Dirty checking optimizations disabled for class %s", type );
          entityIndexBinding.getDocumentBuilder().forceStateInspectionOptimizationsDisabled();
        }
        DocumentBuilderContainedEntity<?> documentBuilderContainedEntity = documentBuildersContainedEntities.get( type );
        if ( documentBuilderContainedEntity != null ) {
          log.tracef( "Dirty checking optimizations disabled for class %s", type );
          documentBuilderContainedEntity.forceStateInspectionOptimizationsDisabled();

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    sendWorkToShards( work, false );
  }
  
  private void sendWorkToShards(LuceneWork work, boolean forceAsync) {
    final Class<?> entityType = work.getEntityClass();
    EntityIndexBinder entityIndexBinding = searchFactoryImplementor.getIndexBindingForEntity( entityType );
    IndexShardingStrategy shardingStrategy = entityIndexBinding.getSelectionStrategy();
    if ( forceAsync ) {
      work.getWorkDelegate( StreamingSelectionVisitor.INSTANCE ).performStreamOperation( work, shardingStrategy, progressMonitor, forceAsync );
    }
    else {
      WorkQueuePerIndexSplitter workContext = new WorkQueuePerIndexSplitter();

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      im.optimize();
    }
  }


  public void optimize(Class entityType) {
    EntityIndexBinder entityIndexBinding = getSafeIndexBindingForEntity( entityType );
    for ( IndexManager im: entityIndexBinding.getIndexManagers() ) {
      im.optimize();
    }
  }

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    }
    return analyzer;
  }


  public Analyzer getAnalyzer(Class<?> clazz) {
    EntityIndexBinder entityIndexBinding = getSafeIndexBindingForEntity( clazz );
    DocumentBuilderIndexedEntity<?> builder = entityIndexBinding.getDocumentBuilder();
    return builder.getAnalyzer();
  }

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  public EntityIndexBinder getSafeIndexBindingForEntity(Class<?> entityType) {
    if ( entityType == null ) {
      throw log.nullIsInvalidIndexedType();
    }
    EntityIndexBinder entityIndexBinding = getIndexBindingForEntity( entityType );
    if ( entityIndexBinding == null ) {
      throw log.notAnIndexedType( entityType.getName() );
    }
    return entityIndexBinding;
  }

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    }
    return luceneDocument;
  }


  private String objectIdInString(Class<?> entityClass, Serializable id) {
    EntityIndexBinder indexBindingForEntity = searchFactory.getIndexBindingForEntity( entityClass );
    if ( indexBindingForEntity == null ) {
      throw new SearchException( "Unable to find entity type metadata while deserializing: " + entityClass );
    }
    DocumentBuilderIndexedEntity<?> documentBuilder = indexBindingForEntity.getDocumentBuilder();
    return documentBuilder.objectToString( documentBuilder.getIdKeywordName(), id );
  }

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