Java Code Examples for org.hibernate.mapping.Property#isLazy()

/**
 * Generates a VersionProperty representation for an entity mapping given its
 * version mapping Property.
 *
 * @param property The version mapping Property.
 * @param lazyAvailable Is property lazy loading currently available.
 *
 * @return The appropriate VersionProperty definition.
 */
public static VersionProperty buildVersionProperty(
		EntityPersister persister,
		SessionFactoryImplementor sessionFactory,
		int attributeNumber,
		Property property,
		boolean lazyAvailable) {
	String mappedUnsavedValue = ( (KeyValue) property.getValue() ).getNullValue();

	VersionValue unsavedValue = UnsavedValueFactory.getUnsavedVersionValue(
			mappedUnsavedValue,
			getGetter( property ),
			(VersionType) property.getType(),
			getConstructor( property.getPersistentClass() )
	);

	boolean lazy = lazyAvailable && property.isLazy();

	return new VersionProperty(
			persister,
			sessionFactory,
			attributeNumber,
			property.getName(),
			property.getValue().getType(),
			new BaselineAttributeInformation.Builder()
					.setLazy( lazy )
					.setInsertable( property.isInsertable() )
					.setUpdateable( property.isUpdateable() )
					.setValueGenerationStrategy( property.getValueGenerationStrategy() )
					.setNullable( property.isOptional() )
					.setDirtyCheckable( property.isUpdateable() && !lazy )
					.setVersionable( property.isOptimisticLocked() )
					.setCascadeStyle( property.getCascadeStyle() )
					.createInformation(),
			unsavedValue
	);
}
 

/**
 * @deprecated See mainly {@link #buildEntityBasedAttribute}
 */
@Deprecated
public static StandardProperty buildStandardProperty(Property property, boolean lazyAvailable) {
	final Type type = property.getValue().getType();

	// we need to dirty check collections, since they can cause an owner
	// version number increment

	// we need to dirty check many-to-ones with not-found="ignore" in order
	// to update the cache (not the database), since in this case a null
	// entity reference can lose information

	boolean alwaysDirtyCheck = type.isAssociationType() &&
			( (AssociationType) type ).isAlwaysDirtyChecked();

	return new StandardProperty(
			property.getName(),
			type,
			lazyAvailable && property.isLazy(),
			property.isInsertable(),
			property.isUpdateable(),
			property.getValueGenerationStrategy(),
			property.isOptional(),
			alwaysDirtyCheck || property.isUpdateable(),
			property.isOptimisticLocked(),
			property.getCascadeStyle(),
			property.getValue().getFetchMode()
	);
}
 

/**
 * Build a LazyFetchGroupMetadata based on the attributes defined for the
 * PersistentClass
 *
 * @param mappedEntity The entity definition
 *
 * @return The built LazyFetchGroupMetadata
 */
public static LazyAttributesMetadata from(PersistentClass mappedEntity) {
	final Map<String, LazyAttributeDescriptor> lazyAttributeDescriptorMap = new LinkedHashMap<>();
	final Map<String, Set<String>> fetchGroupToAttributesMap = new HashMap<>();

	int i = -1;
	int x = 0;
	final Iterator itr = mappedEntity.getPropertyClosureIterator();
	while ( itr.hasNext() ) {
		i++;
		final Property property = (Property) itr.next();
		if ( property.isLazy() ) {
			final LazyAttributeDescriptor lazyAttributeDescriptor = LazyAttributeDescriptor.from( property, i, x++ );
			lazyAttributeDescriptorMap.put( lazyAttributeDescriptor.getName(), lazyAttributeDescriptor );

			final Set<String> attributeSet = fetchGroupToAttributesMap.computeIfAbsent(
					lazyAttributeDescriptor.getFetchGroupName(),
					k -> new LinkedHashSet<>()
			);
			attributeSet.add( lazyAttributeDescriptor.getName() );
		}
	}

	if ( lazyAttributeDescriptorMap.isEmpty() ) {
		return new LazyAttributesMetadata( mappedEntity.getEntityName() );
	}

	for ( Map.Entry<String, Set<String>> entry : fetchGroupToAttributesMap.entrySet() ) {
		entry.setValue( Collections.unmodifiableSet( entry.getValue() ) );
	}

	return new LazyAttributesMetadata(
			mappedEntity.getEntityName(),
			Collections.unmodifiableMap( lazyAttributeDescriptorMap ),
			Collections.unmodifiableMap( fetchGroupToAttributesMap )
	);
}
 

public PojoEntityTuplizer(EntityMetamodel entityMetamodel, PersistentClass mappedEntity) {
		super( entityMetamodel, mappedEntity );
		this.mappedClass = mappedEntity.getMappedClass();
		this.proxyInterface = mappedEntity.getProxyInterface();
		this.lifecycleImplementor = Lifecycle.class.isAssignableFrom( mappedClass );
		this.validatableImplementor = Validatable.class.isAssignableFrom( mappedClass );

		Iterator iter = mappedEntity.getPropertyClosureIterator();
		while ( iter.hasNext() ) {
			Property property = (Property) iter.next();
			if ( property.isLazy() ) {
				lazyPropertyNames.add( property.getName() );
			}
		}

		String[] getterNames = new String[propertySpan];
		String[] setterNames = new String[propertySpan];
		Class[] propTypes = new Class[propertySpan];
		for ( int i = 0; i < propertySpan; i++ ) {
			getterNames[i] = getters[i].getMethodName();
			setterNames[i] = setters[i].getMethodName();
			propTypes[i] = getters[i].getReturnType();
		}

		if ( hasCustomAccessors || !Environment.useReflectionOptimizer() ) {
			optimizer = null;
		}
		else {
			// todo : YUCK!!!
			optimizer = Environment.getBytecodeProvider().getReflectionOptimizer( mappedClass, getterNames, setterNames, propTypes );
//			optimizer = getFactory().getSettings().getBytecodeProvider().getReflectionOptimizer(
//					mappedClass, getterNames, setterNames, propTypes
//			);
		}
	
	}
 

/**
 * Generates a VersionProperty representation for an entity mapping given its
 * version mapping Property.
 *
 * @param property The version mapping Property.
 * @param lazyAvailable Is property lazy loading currently available.
 * @return The appropriate VersionProperty definition.
 */
public static VersionProperty buildVersionProperty(Property property, boolean lazyAvailable) {
	String mappedUnsavedValue = ( (KeyValue) property.getValue() ).getNullValue();
	
	VersionValue unsavedValue = UnsavedValueFactory.getUnsavedVersionValue(
			mappedUnsavedValue, 
			getGetter( property ),
			(VersionType) property.getType(),
			getConstructor( property.getPersistentClass() )
		);

	boolean lazy = lazyAvailable && property.isLazy();

	return new VersionProperty(
	        property.getName(),
	        property.getNodeName(),
	        property.getValue().getType(),
	        lazy,
			property.isInsertable(),
			property.isUpdateable(),
	        property.getGeneration() == PropertyGeneration.INSERT || property.getGeneration() == PropertyGeneration.ALWAYS,
			property.getGeneration() == PropertyGeneration.ALWAYS,
			property.isOptional(),
			property.isUpdateable() && !lazy,
			property.isOptimisticLocked(),
	        property.getCascadeStyle(),
	        unsavedValue
		);
}
 

/**
 * Generate a "standard" (i.e., non-identifier and non-version) based on the given
 * mapped property.
 *
 * @param property The mapped property.
 * @param lazyAvailable Is property lazy loading currently available.
 * @return The appropriate StandardProperty definition.
 */
public static StandardProperty buildStandardProperty(Property property, boolean lazyAvailable) {
	
	final Type type = property.getValue().getType();
	
	// we need to dirty check collections, since they can cause an owner
	// version number increment
	
	// we need to dirty check many-to-ones with not-found="ignore" in order 
	// to update the cache (not the database), since in this case a null
	// entity reference can lose information
	
	boolean alwaysDirtyCheck = type.isAssociationType() && 
			( (AssociationType) type ).isAlwaysDirtyChecked(); 

	return new StandardProperty(
			property.getName(),
			property.getNodeName(),
			type,
			lazyAvailable && property.isLazy(),
			property.isInsertable(),
			property.isUpdateable(),
	        property.getGeneration() == PropertyGeneration.INSERT || property.getGeneration() == PropertyGeneration.ALWAYS,
			property.getGeneration() == PropertyGeneration.ALWAYS,
			property.isOptional(),
			alwaysDirtyCheck || property.isUpdateable(),
			property.isOptimisticLocked(),
			property.getCascadeStyle(),
	        property.getValue().getFetchMode()
		);
}