Example usage for org.hibernate SessionFactory getCollectionMetadata

List of usage examples for org.hibernate SessionFactory getCollectionMetadata

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Introduction

In this page you can find the example usage for org.hibernate SessionFactory getCollectionMetadata.

Prototype

@Deprecated
CollectionMetadata getCollectionMetadata(String roleName);

Source Link

Document

Get the CollectionMetadata associated with the named collection role.

Usage

From source file:com.autobizlogic.abl.metadata.hibernate.HibMetaRole.java

License:Open Source License

/**
 * Get the inverse of a one-to-many role
 * @param entityName The entity owning the role
 * @param rName The role name//from  w  w  w  .  j a  v a  2s.com
 * @return Null if no inverse was found, otherwise [entity name, role name] of the inverse role
 */
private String[] getInverseOfCollectionRole(String entityName, String rName) {
    String[] result = new String[2];

    SessionFactory sessFact = ((HibMetaModel) getMetaEntity().getMetaModel()).getSessionFactory();
    AbstractCollectionPersister parentMeta = (AbstractCollectionPersister) sessFact
            .getCollectionMetadata(entityName + "." + rName);
    if (parentMeta == null) { // Could be inherited -- search through superclasses
        while (parentMeta == null) {
            Class<?> cls = null;
            if (getMetaEntity().getEntityType() == MetaEntity.EntityType.POJO)
                cls = sessFact.getClassMetadata(entityName).getMappedClass(EntityMode.POJO);
            else
                cls = sessFact.getClassMetadata(entityName).getMappedClass(EntityMode.MAP);
            Class<?> superCls = cls.getSuperclass();
            if (superCls.getName().equals("java.lang.Object"))
                throw new RuntimeException(
                        "Unable to retrieve Hibernate information for collection " + entityName + "." + rName);
            ClassMetadata clsMeta = sessFact.getClassMetadata(superCls);
            if (clsMeta == null)
                throw new RuntimeException("Unable to retrieve Hibernate information for collection "
                        + entityName + "." + rName + ", even from superclass(es)");
            entityName = clsMeta.getEntityName();
            parentMeta = (AbstractCollectionPersister) sessFact.getCollectionMetadata(entityName + "." + rName);
        }
    }
    String[] colNames = parentMeta.getKeyColumnNames();
    String childName = parentMeta.getElementType().getName();

    AbstractEntityPersister childMeta = (AbstractEntityPersister) sessFact.getClassMetadata(childName);
    String[] propNames = childMeta.getPropertyNames();
    for (int i = 0; i < propNames.length; i++) {
        Type type = childMeta.getPropertyType(propNames[i]);
        if (!type.isEntityType())
            continue;
        EntityType entType = (EntityType) type;
        if (!entType.getAssociatedEntityName().equals(entityName))
            continue;
        String[] cnames = childMeta.getPropertyColumnNames(i);
        if (cnames.length != colNames.length)
            continue;
        boolean columnMatch = true;
        for (int j = 0; j < cnames.length; j++) {
            if (!cnames[j].equals(colNames[j])) {
                columnMatch = false;
                break;
            }
        }
        if (columnMatch) {
            result[0] = childName;
            result[1] = propNames[i];
            return result;
        }
    }

    return null;
}

From source file:com.autobizlogic.abl.metadata.hibernate.HibMetaRole.java

License:Open Source License

/**
 * Get the inverse of a many-to-one role
 * @param entityName The entity owning the role
 * @param rName The role name//  w ww .ja  v  a  2 s.co  m
 * @return Null if no inverse was found, otherwise [entity name, role name] of the inverse role
 */
private String[] getInverseOfSingleRole(String entityName, String rName) {
    String[] result = new String[2];

    SessionFactory sessFact = ((HibMetaModel) getMetaEntity().getMetaModel()).getSessionFactory();
    AbstractEntityPersister childMeta = (AbstractEntityPersister) sessFact.getClassMetadata(entityName);
    int propIdx = childMeta.getPropertyIndex(rName);
    String[] cnames = childMeta.getPropertyColumnNames(propIdx);
    Type parentType = childMeta.getPropertyType(rName);
    if (parentType instanceof OneToOneType)
        return getInverseOfOneToOneRole(entityName, rName);
    if (!(parentType instanceof ManyToOneType))
        throw new RuntimeException("Inverse of single-valued role " + entityName + "." + rName
                + " is neither single-valued not multi-valued");
    ManyToOneType manyType = (ManyToOneType) parentType;
    String parentEntityName = manyType.getAssociatedEntityName();

    AbstractEntityPersister parentMeta = (AbstractEntityPersister) sessFact.getClassMetadata(parentEntityName);
    String[] propNames = parentMeta.getPropertyNames();
    for (int i = 0; i < propNames.length; i++) {
        Type type = parentMeta.getPropertyType(propNames[i]);
        if (!type.isCollectionType())
            continue;
        CollectionType collType = (CollectionType) type;
        if (!collType.getAssociatedEntityName((SessionFactoryImplementor) sessFact).equals(entityName))
            continue;

        AbstractCollectionPersister persister = (AbstractCollectionPersister) sessFact
                .getCollectionMetadata(parentEntityName + "." + propNames[i]);
        String[] colNames = persister.getKeyColumnNames();
        if (cnames.length != colNames.length)
            continue;
        boolean columnMatch = true;
        for (int j = 0; j < cnames.length; j++) {
            if (!cnames[j].equals(colNames[j])) {
                columnMatch = false;
                break;
            }
        }
        if (columnMatch) {
            result[0] = parentEntityName;
            result[1] = propNames[i];
            return result;
        }
    }

    return null;
}

From source file:org.babyfish.hibernate.internal.SessionImplWrapper.java

License:Open Source License

@SuppressWarnings("unchecked")
protected static void delete(XSessionImplementor sessionProxy, Object object) {
    if (object != null) {
        SessionFactory sessionFactory = sessionProxy.getRawSessionImpl().getSessionFactory();
        PersistenceContext persistenceContext = ((org.hibernate.internal.SessionImpl) sessionProxy
                .getRawSessionImpl()).getPersistenceContext();
        Map<PersistentCollection, CollectionEntry> collectionEntries = persistenceContext
                .getCollectionEntries();
        for (Entry<PersistentCollection, CollectionEntry> entry : collectionEntries.entrySet()) {
            PersistentCollection persistentCollection = entry.getKey();
            if (persistentCollection.wasInitialized()) {
                CollectionMetadata collectionMetadata = sessionFactory
                        .getCollectionMetadata(persistentCollection.getRole());
                Class<?> elementClass = collectionMetadata.getElementType().getReturnedClass();
                if (elementClass.isAssignableFrom(object.getClass())) {
                    if (persistentCollection instanceof Map<?, ?>) {
                        ((Map<?, ?>) persistentCollection).values().remove(object);
                    } else if (persistentCollection instanceof Collection<?>) {
                        ((Collection<?>) persistentCollection).remove(object);
                    }/*from w  w w. j a  va  2 s .  c o m*/
                }
            }
        }
        Class<?> clazz = object.getClass();
        Collection<HbmReference> hbmReferences = null;
        NavigableMap<Class<?>, Collection<HbmReference>> hbmReferencesByTargetClass = (NavigableMap<Class<?>, Collection<HbmReference>>) ((XSessionFactoryImplementor) sessionProxy
                .getFactory()).getInternalData(SessionFactoryImplWrapper.IDK_HBM_REFERENCES_BY_TARGET_CLASS);
        for (Entry<Class<?>, Collection<HbmReference>> entry : hbmReferencesByTargetClass.descendingMap()
                .entrySet()) {
            if (entry.getKey().isAssignableFrom(clazz)) {
                hbmReferences = entry.getValue();
                break;
            }
        }
        if (hbmReferences != null) {
            EntityReferenceComparator<? super Object> referenceComparator = EntityReferenceComparator
                    .getInstance();
            Entry<Object, EntityEntry>[] entityEntries = persistenceContext.reentrantSafeEntityEntries();
            if (entityEntries != null) {
                for (Entry<Object, EntityEntry> entry : entityEntries) {
                    Object entity = entry.getKey();
                    if (Hibernate.isInitialized(entity)) {
                        EntityPersister persister = entry.getValue().getPersister();
                        ClassMetadata classMetadata = persister.getClassMetadata();
                        for (HbmReference hbmReference : hbmReferences) {
                            if (hbmReference.ownerMetadata == classMetadata) {
                                Object expectedObject = persister.getPropertyValue(entity,
                                        hbmReference.propertyIndex);
                                if (referenceComparator.same(expectedObject, object)) {
                                    persister.setPropertyValue(entity, hbmReference.propertyIndex, null);
                                }
                            }
                        }
                    }
                }
            }
        }
    }
    sessionProxy.getRawSessionImpl().delete(object);
}

From source file:org.beanfuse.entity.context.HibernateEntityContext.java

License:Open Source License

private CollectionType buildCollectionType(SessionFactory sessionFactory, Class collectionClass, String role) {
    CollectionMetadata cm = sessionFactory.getCollectionMetadata(role);
    org.hibernate.type.Type type = cm.getElementType();
    EntityType elementType = null;/*from   w w w  . ja  v a 2 s . c om*/
    if (type.isEntityType()) {
        elementType = (EntityType) entityTypes.get(type.getName());
        if (null == elementType) {
            elementType = buildEntityType(sessionFactory, type.getName());
        }
    } else {
        elementType = new EntityType(type.getReturnedClass());
    }

    CollectionType collectionType = new CollectionType();
    collectionType.setElementType(elementType);
    collectionType.setArray(cm.isArray());
    collectionType.setCollectionClass(collectionClass);
    if (!collectionTypes.containsKey(collectionType.getName())) {
        collectionTypes.put(collectionType.getName(), collectionType);
    }
    return collectionType;
}

From source file:org.beangle.commons.orm.hibernate.internal.HibernateEntityContext.java

License:Open Source License

private CollectionType buildCollectionType(SessionFactory sessionFactory, Class<?> collectionClass,
        String role) {//w  w w  .  ja v a 2 s  .c  om
    CollectionMetadata cm = sessionFactory.getCollectionMetadata(role);
    // FIXME buildCollectionType
    if (null == cm)
        return null;
    org.hibernate.type.Type type = cm.getElementType();
    EntityType elementType = null;
    if (type.isEntityType()) {
        elementType = (EntityType) entityTypes.get(type.getName());
        if (null == elementType)
            elementType = buildEntityType(sessionFactory, type.getName());
    } else {
        elementType = new EntityType(type.getReturnedClass());
    }

    CollectionType collectionType = new CollectionType();
    collectionType.setElementType(elementType);
    collectionType.setArray(cm.isArray());
    collectionType.setCollectionClass(collectionClass);
    if (!collectionTypes.containsKey(collectionType.getName())) {
        collectionTypes.put(collectionType.getName(), collectionType);
    }
    return collectionType;
}

From source file:org.beangle.model.persist.hibernate.HibernateEntityContext.java

License:Open Source License

private CollectionType buildCollectionType(SessionFactory sessionFactory, Class<?> collectionClass,
        String role) {/* ww w.  j  av  a2s. c  o m*/
    CollectionMetadata cm = sessionFactory.getCollectionMetadata(role);
    // FIXME buildCollectionType
    if (null == cm) {
        return null;
    }
    org.hibernate.type.Type type = cm.getElementType();
    EntityType elementType = null;
    if (type.isEntityType()) {
        elementType = (EntityType) entityTypes.get(type.getName());
        if (null == elementType) {
            elementType = buildEntityType(sessionFactory, type.getName());
        }
    } else {
        elementType = new EntityType(type.getReturnedClass());
    }

    CollectionType collectionType = new CollectionType();
    collectionType.setElementType(elementType);
    collectionType.setArray(cm.isArray());
    collectionType.setCollectionClass(collectionClass);
    if (!collectionTypes.containsKey(collectionType.getName())) {
        collectionTypes.put(collectionType.getName(), collectionType);
    }
    return collectionType;
}

From source file:org.beangle.orm.hibernate.internal.HibernateEntityContext.java

License:Open Source License

private CollectionType buildCollectionType(SessionFactory sessionFactory, Class<?> collectionClass,
        String role) {/*from ww w . j  ava  2s . co  m*/
    CollectionMetadata cm = sessionFactory.getCollectionMetadata(role);
    // FIXME buildCollectionType in class hierarchy
    if (null == cm)
        return null;
    org.hibernate.type.Type type = cm.getElementType();
    EntityType elementType = null;
    if (type.isEntityType()) {
        elementType = (EntityType) entityTypes.get(type.getName());
        if (null == elementType)
            elementType = buildEntityType(sessionFactory, type.getName());
    } else {
        elementType = new EntityType(type.getReturnedClass());
    }

    CollectionType collectionType = new CollectionType();
    collectionType.setElementType(elementType);
    collectionType.setArray(cm.isArray());
    collectionType.setCollectionClass(collectionClass);
    if (!collectionTypes.containsKey(collectionType.getName())) {
        collectionTypes.put(collectionType.getName(), collectionType);
    }
    return collectionType;
}

From source file:org.openmrs.module.sync.api.db.hibernate.HibernateSyncInterceptor.java

License:Open Source License

/**
 * Utility method that recursively fetches the CollectionMetadata for the specified collection
 * property and class from given SessionFactory object
 *
 * @param clazz the class in which the collection is defined
 * @param collPropertyName the collection's property name
 * @param sf SessionFactory object/*from   w  ww.  j a  v a  2s  . c om*/
 * @return the CollectionMetadata if any
 */
private CollectionMetadata getCollectionMetadata(Class<?> clazz, String collPropertyName, SessionFactory sf) {
    CollectionMetadata cmd = sf.getCollectionMetadata(clazz.getName() + "." + collPropertyName);
    //Recursively check if there is collection metadata for the superclass
    if (cmd == null && clazz.getSuperclass() != null && !Object.class.equals(clazz.getSuperclass())) {
        return getCollectionMetadata(clazz.getSuperclass(), collPropertyName, sf);
    }
    return cmd;
}