org.hibernate.type.AnyType Java Examples

private static List<DiscriminatorMapping> interpretDiscriminatorMappings(AnyType anyType) {
	final Type discriminatorType = anyType.getDiscriminatorType();
	if ( ! MetaType.class.isInstance( discriminatorType ) ) {
		return Collections.emptyList();
	}

	final MetaType metaType = (MetaType) discriminatorType;
	final List<DiscriminatorMapping> discriminatorMappings = new ArrayList<DiscriminatorMapping>();
	for ( final Map.Entry<Object,String> entry : metaType.getDiscriminatorValuesToEntityNameMap().entrySet() ) {
		discriminatorMappings.add(
				new DiscriminatorMapping() {
					private final Object discriminatorValue = entry.getKey();
					private final String entityName = entry.getValue();

					@Override
					public Object getDiscriminatorValue() {
						return discriminatorValue;
					}

					@Override
					public String getEntityName() {
						return entityName;
					}
				}
		);
	}
	return discriminatorMappings;
}
 

@Override
public AnyMappingDefinition toAnyDefinition() {
	return new StandardAnyTypeDefinition(
			(AnyType) getType(),
			getSource().getEntityMetamodel().getProperties()[ attributeNumber() ].isLazy()
	);
}
 

@Override
public AnyMappingDefinition toAnyDefinition() {
	if ( !isAnyType() ) {
		throw new WalkingException( "Cannot build AnyMappingDefinition from non-any-typed attribute" );
	}
	// todo : not sure how lazy is propogated into the component for a subattribute of type any
	return new StandardAnyTypeDefinition( (AnyType) getType(), false );
}
 

public Type getType() throws MappingException {
	return new AnyType(
		metaValues==null ?
			TypeFactory.heuristicType(metaTypeName) :
			new MetaType( metaValues, TypeFactory.heuristicType(metaTypeName) ),
			TypeFactory.heuristicType(identifierTypeName)
	);
}
 

@Override
public AnyType getFetchedType() {
	return (AnyType) fetchedAttribute.getType();
}
 

protected void addPropertyPath(
		String path,
		Type type,
		String[] columns,
		String[] columnReaders,
		String[] columnReaderTemplates,
		String[] formulaTemplates,
		Mapping factory) {
	Type existingType = typesByPropertyPath.get( path );
	if ( existingType != null || duplicateIncompatiblePaths.contains( path ) ) {
		// If types match or the new type is not an association type, there is nothing for us to do
		if ( type == existingType || existingType == null || !( type instanceof AssociationType ) ) {
			logDuplicateRegistration( path, existingType, type );
		}
		else if ( !( existingType instanceof AssociationType ) ) {
			// Workaround for org.hibernate.cfg.annotations.PropertyBinder.bind() adding a component for *ToOne ids
			logDuplicateRegistration( path, existingType, type );
		}
		else {
			if ( type instanceof AnyType && existingType instanceof AnyType ) {
				// TODO: not sure how to handle any types. For now we just return and let the first type dictate what type the property has...
			}
			else {
				Type commonType = null;
				MetadataImplementor metadata = (MetadataImplementor) factory;
				if ( type instanceof CollectionType && existingType instanceof CollectionType ) {
					Collection thisCollection = metadata.getCollectionBinding( ( (CollectionType) existingType ).getRole() );
					Collection otherCollection = metadata.getCollectionBinding( ( (CollectionType) type ).getRole() );

					if ( thisCollection.isSame( otherCollection ) ) {
						logDuplicateRegistration( path, existingType, type );
						return;
					}
					else {
						logIncompatibleRegistration( path, existingType, type );
					}
				}
				else if ( type instanceof EntityType && existingType instanceof EntityType ) {
					EntityType entityType1 = (EntityType) existingType;
					EntityType entityType2 = (EntityType) type;

					if ( entityType1.getAssociatedEntityName().equals( entityType2.getAssociatedEntityName() ) ) {
						logDuplicateRegistration( path, existingType, type );
						return;
					}
					else {
						commonType = getCommonType( metadata, entityType1, entityType2 );
					}
				}
				else {
					logIncompatibleRegistration( path, existingType, type );
				}
				if ( commonType == null ) {
					duplicateIncompatiblePaths.add( path );
					typesByPropertyPath.remove( path );
					// Set everything to empty to signal action has to be taken!
					// org.hibernate.hql.internal.ast.tree.DotNode.dereferenceEntityJoin() is reacting to this
					String[] empty = new String[0];
					columnsByPropertyPath.put( path, empty );
					columnReadersByPropertyPath.put( path, empty );
					columnReaderTemplatesByPropertyPath.put( path, empty );
					if ( formulaTemplates != null ) {
						formulaTemplatesByPropertyPath.put( path, empty );
					}
				}
				else {
					typesByPropertyPath.put( path, commonType );
				}
			}
		}
	}
	else {
		typesByPropertyPath.put( path, type );
		columnsByPropertyPath.put( path, columns );
		columnReadersByPropertyPath.put( path, columnReaders );
		columnReaderTemplatesByPropertyPath.put( path, columnReaderTemplates );
		if ( formulaTemplates != null ) {
			formulaTemplatesByPropertyPath.put( path, formulaTemplates );
		}
	}
}
 

@Override
public CollectionIndexDefinition getIndexDefinition() {
	if ( ! hasIndex() ) {
		return null;
	}

	return new CollectionIndexDefinition() {
		@Override
		public CollectionDefinition getCollectionDefinition() {
			return AbstractCollectionPersister.this;
		}

		@Override
		public Type getType() {
			return getIndexType();
		}

		@Override
		public EntityDefinition toEntityDefinition() {
			if ( !getType().isEntityType() ) {
				throw new IllegalStateException( "Cannot treat collection index type as entity" );
			}
			return (EntityPersister) ( (AssociationType) getIndexType() ).getAssociatedJoinable( getFactory() );
		}

		@Override
		public CompositionDefinition toCompositeDefinition() {
			if ( ! getType().isComponentType() ) {
				throw new IllegalStateException( "Cannot treat collection index type as composite" );
			}
			return new CompositeCollectionElementDefinition() {
				@Override
				public String getName() {
					return "index";
				}

				@Override
				public CompositeType getType() {
					return (CompositeType) getIndexType();
				}

				@Override
				public boolean isNullable() {
					return false;
				}

				@Override
				public AttributeSource getSource() {
					// TODO: what if this is a collection w/in an encapsulated composition attribute?
					// should return the encapsulated composition attribute instead???
					return getOwnerEntityPersister();
				}

				@Override
				public Iterable<AttributeDefinition> getAttributes() {
					return CompositionSingularSubAttributesHelper.getCompositeCollectionIndexSubAttributes( this );
				}
				@Override
				public CollectionDefinition getCollectionDefinition() {
					return AbstractCollectionPersister.this;
				}
			};
		}

		@Override
		public AnyMappingDefinition toAnyMappingDefinition() {
			final Type type = getType();
			if ( ! type.isAnyType() ) {
				throw new IllegalStateException( "Cannot treat collection index type as ManyToAny" );
			}
			return new StandardAnyTypeDefinition( (AnyType) type, isLazy() || isExtraLazy() );
		}
	};
}
 

@Override
public CollectionElementDefinition getElementDefinition() {
	return new CollectionElementDefinition() {
		@Override
		public CollectionDefinition getCollectionDefinition() {
			return AbstractCollectionPersister.this;
		}

		@Override
		public Type getType() {
			return getElementType();
		}

		@Override
		public AnyMappingDefinition toAnyMappingDefinition() {
			final Type type = getType();
			if ( ! type.isAnyType() ) {
				throw new IllegalStateException( "Cannot treat collection element type as ManyToAny" );
			}
			return new StandardAnyTypeDefinition( (AnyType) type, isLazy() || isExtraLazy() );
		}

		@Override
		public EntityDefinition toEntityDefinition() {
			if ( !getType().isEntityType() ) {
				throw new IllegalStateException( "Cannot treat collection element type as entity" );
			}
			return getElementPersister();
		}

		@Override
		public CompositeCollectionElementDefinition toCompositeElementDefinition() {

			if ( ! getType().isComponentType() ) {
				throw new IllegalStateException( "Cannot treat entity collection element type as composite" );
			}

			return new CompositeCollectionElementDefinition() {
				@Override
				public String getName() {
					return "";
				}

				@Override
				public CompositeType getType() {
					return (CompositeType) getElementType();
				}

				@Override
				public boolean isNullable() {
					return false;
				}

				@Override
				public AttributeSource getSource() {
					// TODO: what if this is a collection w/in an encapsulated composition attribute?
					// should return the encapsulated composition attribute instead???
					return getOwnerEntityPersister();
				}

				@Override
				public Iterable<AttributeDefinition> getAttributes() {
					return CompositionSingularSubAttributesHelper.getCompositeCollectionElementSubAttributes( this );
				}

				@Override
				public CollectionDefinition getCollectionDefinition() {
					return AbstractCollectionPersister.this;
				}
			};
		}
	};
}
 

public StandardAnyTypeDefinition(AnyType anyType, boolean definedAsLazy) {
	this.anyType = anyType;
	this.definedAsLazy = definedAsLazy;
	this.discriminatorMappings = interpretDiscriminatorMappings( anyType );
}
 

@Override
public AnyType getType() {
	return anyType;
}
 

/**
 * Contructor to be used by all child classes to create a new instance
 * and get the name right.
 *
 * @param clazz          the Grails class
 * @param sessionFactory The Hibernate SessionFactory instance
 * @param metaData       The ClassMetaData for this class retrieved from the SF
 * @param defaultConstraints The default global constraints definition
 */
public GrailsHibernateDomainClass(Class<?> clazz, SessionFactory sessionFactory, GrailsApplication application, ClassMetadata metaData, Map<String, Object> defaultConstraints) {
	super(clazz, "");
	this.application = application;

	new StandardAnnotationMetadata(clazz);
	String ident = metaData.getIdentifierPropertyName();
	this.defaultConstraints = defaultConstraints;
	if (ident != null) {
		Class<?> identType = getPropertyType(ident);
		this.identifier = new GrailsHibernateDomainClassProperty(this, ident);
		this.identifier.setIdentity(true);
		this.identifier.setType(identType);
		this.propertyMap.put(ident, this.identifier);
	}

	// configure the version property
	final int versionIndex = metaData.getVersionProperty();
	String versionPropertyName = null;
	if (versionIndex > -1) {
		versionPropertyName = metaData.getPropertyNames()[versionIndex];
		this.version = new GrailsHibernateDomainClassProperty(this, versionPropertyName);
		this.version.setType(getPropertyType(versionPropertyName));
	}

	// configure remaining properties
	String[] propertyNames = metaData.getPropertyNames();
	boolean[] propertyNullablility = metaData.getPropertyNullability();
	for (int i = 0; i < propertyNames.length; i++) {
		String propertyName = propertyNames[i];
		if (!propertyName.equals(ident) && !(versionPropertyName != null && propertyName.equals(versionPropertyName))) {
			GrailsHibernateDomainClassProperty prop = new GrailsHibernateDomainClassProperty(this, propertyName);
			prop.setType(getPropertyType(propertyName));
			Type hibernateType = metaData.getPropertyType(propertyName);

			// if its an association type
			if (hibernateType.isAssociationType()) {
				prop.setAssociation(true);
				// get the associated type from the session factory and set it on the property
				AssociationType assType = (AssociationType) hibernateType;
				if (assType instanceof AnyType) {
					continue;
				}
				try {
					String associatedEntity = assType.getAssociatedEntityName((SessionFactoryImplementor) sessionFactory);
					ClassMetadata associatedMetaData = sessionFactory.getClassMetadata(associatedEntity);
					prop.setRelatedClassType(associatedMetaData.getMappedClass(EntityMode.POJO));
				} catch (MappingException me) {
					// other side must be a value object
					if (hibernateType.isCollectionType()) {
						prop.setRelatedClassType(Collection.class);
					}
				}
				// configure type of relationship
				if (hibernateType.isCollectionType()) {
					prop.setOneToMany(true);
				} else if (hibernateType.isEntityType()) {
					prop.setManyToOne(true);
					// might not really be true, but for our purposes this is ok
					prop.setOneToOne(true);
				}

				prop.setOptional(propertyNullablility[i]);
			}
			this.propertyMap.put(propertyName, prop);
		}
	}

	this.properties = this.propertyMap.values().toArray(new GrailsDomainClassProperty[this.propertyMap.size()]);
	// process the constraints
	evaluateConstraints();
}
 

/**
 * Access to the mapping's AnyType
 *
 * @return The AnyType
 */
public AnyType getType();
 

/**
 * A Hibernate <tt>any</tt> type.
 *
 * @param metaType       a type mapping <tt>java.lang.Class</tt> to a single column
 * @param identifierType the entity identifier type
 * @return the Type
 */
public static Type any(Type metaType, Type identifierType) {
	return new AnyType( metaType, identifierType );
}