Java ClassMetadata.getPropertyNames方法代码示例

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
@Test
public void testCreationOfSessionFactory() {
    Properties props = getProperties();
    Config conf = ConfigFactory.parseProperties(props);

    hs = new HibernateService(conf);
    SessionFactory sf = hs.getSessionFactory();
    assertNotNull(sf);
    assertFalse(sf.isClosed());

    // traverse through the session factory to get at configuration values
    SessionFactoryOptions sfo = sf.getSessionFactoryOptions();
    StandardServiceRegistry ssr = sfo.getServiceRegistry();
    ConfigurationService cs = ssr.getService(ConfigurationService.class);
    assertEquals(props.getProperty("hibernate.connection.driver_class"), cs.getSetting("hibernate.connection.driver_class", StandardConverters.STRING));
    assertEquals(props.getProperty("hibernate.connection.url"), cs.getSetting("hibernate.connection.url", StandardConverters.STRING));
    assertEquals(props.getProperty("hibernate.dialect"), cs.getSetting("hibernate.dialect", StandardConverters.STRING));
    assertEquals(props.getProperty("hibernate.hbm2ddl.auto"), cs.getSetting("hibernate.hbm2ddl.auto", StandardConverters.STRING));

    // check mapping
    ClassMetadata cm = sf.getClassMetadata(TestObject.class);
    String[] names = cm.getPropertyNames();
    assertEquals(1, names.length);
    assertEquals("name", names[0]);
    assertEquals("string", cm.getPropertyType("name").getName());
}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
/**
 * 将更新对象拷贝至实体对象，并处理many-to-one的更新。
 * 
 * @param updater
 * @param po
 */
private void updaterCopyToPersistentObject(Updater<T> updater, T po,
		ClassMetadata cm) {
	String[] propNames = cm.getPropertyNames();
	String identifierName = cm.getIdentifierPropertyName();
	T bean = updater.getBean();
	Object value;
	for (String propName : propNames) {
		if (propName.equals(identifierName)) {
			continue;
		}
		try {
			value = MyBeanUtils.getSimpleProperty(bean, propName);
			if (!updater.isUpdate(propName, value)) {
				continue;
			}
			cm.setPropertyValue(po, propName, value, POJO);
		} catch (Exception e) {
			throw new RuntimeException(
					"copy property to persistent object failed: '"
							+ propName + "'", e);
		}
	}
}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
public static Type getPropertyType(ClassMetadata metaData, String name) throws HibernateException {
	try{
		return  metaData.getPropertyType(name);
	}
	catch(HibernateException he){
		if(name.equalsIgnoreCase(metaData.getIdentifierPropertyName())) 
			return metaData.getIdentifierType();
		
		String[] names = metaData.getPropertyNames();
		for(int i=0;i<names.length;i++){
			if(names[i].equalsIgnoreCase(name))
				return metaData.getPropertyType(names[i]);
		}
		throw he;
	}
}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
private void loadClassDefinition(String className) {
	if (classDefinitions.containsKey(className))
		return; //For the flys

	// PersistentClass persistent = configuration.getClassMapping(className);
	ClassMetadata metadata = sessionFactory.getClassMetadata(className);
	if (metadata == null) {
		return;
	}
	HibernateAnnotationsMixedClassDefinitionImpl classDefImpl = new HibernateAnnotationsMixedClassDefinitionImpl(
			entityToStringService, sessionFactory, metadata.getMappedClass());

	String[] propertyNames = metadata.getPropertyNames();

	classDefImpl.setIdPropertyDefinition(createPropertyDefinition(metadata.getIdentifierPropertyName(),
			metadata.getIdentifierType(), metadata));
	for (String propertyName : propertyNames) {
		IPropertyDefinition propertyDef = createPropertyDefinition(propertyName, metadata.getPropertyType(propertyName),
				metadata);
		classDefImpl.addPropertyDefinition(propertyDef);
	}
	classDefinitions.put(className, classDefImpl);

}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
/**
 * Restore the old value of the concurrency column so Hibernate will save the entity.
 * Otherwise it will complain because Breeze has already changed the value.
 * @param entityInfo
 * @param classMeta
 */
protected void restoreOldVersionValue(EntityInfo entityInfo, ClassMetadata classMeta) {
    if (entityInfo.originalValuesMap == null || entityInfo.originalValuesMap.size() == 0)
        return;
    int vcol = classMeta.getVersionProperty();
    String vname = classMeta.getPropertyNames()[vcol];
    if (entityInfo.originalValuesMap.containsKey(vname)) {
        Object oldVersion = entityInfo.originalValuesMap.get(vname);
        Object entity = entityInfo.entity;
        if (oldVersion == null) {
            _possibleErrors.add("Hibernate does not support 'null' version properties. " +
                    "Entity: " + entity + ", Property: " + vname);
        }
        Class versionClazz = classMeta.getPropertyTypes()[vcol].getReturnedClass();
        DataType dataType = DataType.fromClass(versionClazz);
        Object oldValue = DataType.coerceData(oldVersion, dataType);
        classMeta.setPropertyValue(entity, vname, oldValue);
    }
}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
/**
 * Construct a entity collection.
 *
 * @param parentMetadata parent meta data
 * @param childMetadata child meta data
 * @param parent parent object
 * @param objects child objects
 */
public HibernateEntityCollection(ClassMetadata parentMetadata, ClassMetadata childMetadata, Object parent,
		Collection<?> objects) {
	this.objects = objects;
	int i = 0;
	for (Type type : childMetadata.getPropertyTypes()) {
		if (type instanceof ManyToOneType) {
			ManyToOneType mto = (ManyToOneType) type;
			if (mto.getAssociatedEntityName().equals(parentMetadata.getEntityName())) {
				parentName = childMetadata.getPropertyNames()[i];
			}
		}
		i++;
	}
	this.metadata = childMetadata;
	this.parent = parent;
}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
/**
 * Filter from the input map the unmapped field of this entity
 * 
 * @param entityName 
 * @param itemValues map of properties to filter
 * 
 */
protected Map<String, Object> filterItemValue(String entityName, Map<String, Object> itemValues) {
    ClassMetadata classMetadata = getSessionFactory().getClassMetadata(entityName);
    String[] propertyNames = classMetadata.getPropertyNames();
    List<String> names = Arrays.asList(propertyNames);
    HashMap<String, Object> filteredItems = new HashMap<String, Object>();
    Iterator<Entry<String, Object>> iterator = itemValues.entrySet().iterator();
    while(iterator.hasNext()){
        Entry<String, Object> next = iterator.next();
        if (names.contains(next.getKey())){
            filteredItems.put(next.getKey(), next.getValue());
        }
    }
    return filteredItems;
}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
/**
 * Filter from the input map the unmapped field of this entity
 * 
 * @param entityName 
 * @param itemValues map of properties to filter
 * 
 */
protected Map<String, Object> filterItemValue( String entityName, Map<String, Object> itemValues){
    ClassMetadata classMetadata = sessionFactory.getClassMetadata(entityName);
    String[] propertyNames = classMetadata.getPropertyNames();
    List<String> names = Arrays.asList(propertyNames);
    Iterator<String> iterator = itemValues.keySet().iterator();
    while(iterator.hasNext()){
        if(!names.contains(iterator.next()))
            iterator.remove();
    }
    return itemValues;
}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
/**
 * @param entity an actual entity object, not a proxy!
 */
public String toString(Object entity, EntityMode entityMode) throws HibernateException {

	// todo : this call will not work for anything other than pojos!
	ClassMetadata cm = factory.getClassMetadata( entity.getClass() );

	if ( cm==null ) return entity.getClass().getName();

	Map result = new HashMap();

	if ( cm.hasIdentifierProperty() ) {
		result.put(
			cm.getIdentifierPropertyName(),
			cm.getIdentifierType().toLoggableString( cm.getIdentifier( entity, entityMode ), factory )
		);
	}

	Type[] types = cm.getPropertyTypes();
	String[] names = cm.getPropertyNames();
	Object[] values = cm.getPropertyValues( entity, entityMode );
	for ( int i=0; i<types.length; i++ ) {
		if ( !names[i].startsWith("_") ) {
			String strValue = values[i]==LazyPropertyInitializer.UNFETCHED_PROPERTY ?
				values[i].toString() :
				types[i].toLoggableString( values[i], factory );
			result.put( names[i], strValue );
		}
	}
	return cm.getEntityName() + result.toString();
}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
@Override
public List<String> getNaturalKeyPropertiesName() {

    List<String> naturalKeyPropertiesName = new ArrayList<String>();

    ClassMetadata classMetadata = getClassMetadata();
    if (classMetadata == null) {
        return naturalKeyPropertiesName;
    }

    if (classMetadata.hasNaturalIdentifier()) {

        int[] positions = classMetadata.getNaturalIdentifierProperties();
        String[] propertyNames = classMetadata.getPropertyNames();

        for (int i = 0; i < positions.length; i++) {
            int position = positions[i];
            String naturalKeyPropertyName = propertyNames[position];

            naturalKeyPropertiesName.add(naturalKeyPropertyName);
        }

    } else {
        //Si no hay clave natural, la lista no tendrá ningún elemento
    }

    return naturalKeyPropertiesName;
}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
/**
 * Connect the related entities based on the foreign key values.
 * Note that this may cause related entities to be loaded from the DB if they are not already in the session.
 * @param entityInfo Entity that will be saved
 * @param meta Metadata about the entity type
 */
private void processRelationships(EntityInfo entityInfo, ClassMetadata meta) {
    addToGraph(entityInfo, null); // make sure every entity is in the graph
    String[] propNames = meta.getPropertyNames();
    Type[] propTypes = meta.getPropertyTypes();

    Type propType = meta.getIdentifierType();
    if (propType != null) {
        processRelationship(meta.getIdentifierPropertyName(), propType, entityInfo, meta);
    }

    for (int i = 0; i < propNames.length; i++) {
        processRelationship(propNames[i], propTypes[i], entityInfo, meta);
    }
}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
@SuppressWarnings("unchecked")
public void resolveReferences(final Entity entity) {
    final ClassMetadata meta = getClassMetaData(entity);
    final String[] names = meta.getPropertyNames();
    final Type[] types = meta.getPropertyTypes();
    for (int i = 0; i < types.length; i++) {
        final Type type = types[i];
        final String name = names[i];
        if (type instanceof EntityType) {
            // Properties that are relationships to other entities
            Entity rel = PropertyHelper.get(entity, name);
            if (rel instanceof EntityReference) {
                rel = getHibernateTemplate().load(EntityHelper.getRealClass(rel), rel.getId());
                PropertyHelper.set(entity, name, rel);
            }
        } else if (type instanceof CollectionType && !(type instanceof MapType)) {
            // Properties that are collections of other entities
            final Collection<?> current = PropertyHelper.get(entity, name);
            if (current != null && !(current instanceof PersistentCollection)) {
                // We must check that the collection is made of entities, since Hibernate supports collections os values
                boolean isEntityCollection = true;
                final Collection<Entity> resolved = ClassHelper.instantiate(current.getClass());
                for (final Object object : current) {
                    if (object != null && !(object instanceof Entity)) {
                        isEntityCollection = false;
                        break;
                    }
                    Entity e = (Entity) object;
                    if (object instanceof EntityReference) {
                        e = getHibernateTemplate().load(EntityHelper.getRealClass(e), e.getId());
                    }
                    resolved.add(e);
                }
                if (isEntityCollection) {
                    PropertyHelper.set(entity, name, resolved);
                }
            }
        }
    }
}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
public static HashMap getAssociatedAttributes(String className) throws CSException
{
	className = className.substring(0, className.indexOf(" - "));
	HttpSession session = WebContextFactory.get().getHttpServletRequest().getSession();
	if (session.isNew() || (session.getAttribute(DisplayConstants.LOGIN_OBJECT) == null))
	{
		throw new CSException("Session Expired - Please Relogin!");
	}
	SessionFactory sessionFactory = (SessionFactory) session.getAttribute(DisplayConstants.HIBERNATE_SESSIONFACTORY);
	HashMap map = new HashMap();
	ClassMetadata classMetadata = sessionFactory.getClassMetadata(className);

	List propertiesList = new ArrayList();
	String[] properties1 = classMetadata.getPropertyNames();
	for(int count = 0;count<properties1.length; count++){
		propertiesList.add(new String(properties1[count]));
	}
	propertiesList.add(new String(classMetadata.getIdentifierPropertyName()));
	Iterator propertiesIterator = propertiesList.iterator();
	while(propertiesIterator.hasNext()){
		String property = (String)propertiesIterator.next();
		Type type = classMetadata.getPropertyType(property);
		if (!(type instanceof AssociationType))
		{
			map.put(property+"-_-"+(type.getReturnedClass()).getName(),property);
		}
	}

	if (map.size() == 0)
		throw new CSException("No associated Classes Found!");

	return map;
}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
/** Renseigne l'attribut _metadataList. */
protected void initMetadata() {
	this.metadataList = new ArrayList<Metadata>();
	Map<?, ?> allClassesMetadata = HibernateUtil.getSessionFactory().getAllClassMetadata();

	for (Object key : allClassesMetadata.keySet()) {
		if (GeodatabaseHibernate.logger.isDebugEnabled()) {
			GeodatabaseHibernate.logger.debug("key = " + key);
		}
		ClassMetadata classMetadata = (ClassMetadata) allClassesMetadata.get(key);
		if (GeodatabaseHibernate.logger.isDebugEnabled()) {
			GeodatabaseHibernate.logger.debug("metadata = " + classMetadata);
		}
		String className = (classMetadata.getEntityName());
		if (GeodatabaseHibernate.logger.isDebugEnabled()) {
			GeodatabaseHibernate.logger.debug("entity name = " + className);
		}

		Metadata metadataElt = new Metadata();
		metadataElt.setClassName(className);
		String[] propertyNames = classMetadata.getPropertyNames();
		if (GeodatabaseHibernate.logger.isDebugEnabled()) {
			for (int i = 0; i < propertyNames.length; i++) {
				GeodatabaseHibernate.logger.debug("property name " + i + " = " + propertyNames[i]);
			}
		}

		if (classMetadata instanceof AbstractEntityPersister) {
			metadataElt.setTableName(((AbstractEntityPersister) classMetadata).getRootTableName());
			metadataElt.setIdFieldName(((AbstractEntityPersister) classMetadata).getIdentifierPropertyName());
			metadataElt.setIdColumnName(((AbstractEntityPersister) classMetadata).getIdentifierColumnNames()[0]);

			// FIXME a revoir: aussi l'enveloppe, les srid, la dimension, et
			// d'autres...
			metadataElt.setGeomColumnName("geom");

			if (GeodatabaseHibernate.logger.isDebugEnabled()) {
				GeodatabaseHibernate.logger.debug("table name = " + metadataElt.getTableName());
				GeodatabaseHibernate.logger.debug("id field name = " + metadataElt.getIdFieldName());
				GeodatabaseHibernate.logger.debug("id column name = " + metadataElt.getIdColumnName());
			}
		}
		this.metadataList.add(metadataElt);
	}
}
 

import org.hibernate.metadata.ClassMetadata; //导入方法依赖的package包/类
/**
 * 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();
}