Examples with ToManyProperty org.apache.cayenne.reflect.ToManyProperty used on opensource projects

Example 31 with ToManyProperty

use of org.apache.cayenne.reflect.ToManyProperty in project cayenne by apache.

the class CayenneContextQueryAction method invalidateLocally.

private void invalidateLocally(CayenneContextGraphManager graphManager, Iterator<?> it) {
    if (!it.hasNext()) {
        return;
    }
    EntityResolver resolver = actingContext.getEntityResolver();
    while (it.hasNext()) {
        final Persistent object = (Persistent) it.next();
        // present
        if (object.getPersistenceState() == PersistenceState.NEW) {
            continue;
        }
        ObjectId id = object.getObjectId();
        // per CAY-1082 ROP objects (unlike CayenneDataObject) require all
        // relationship faults invalidation.
        ClassDescriptor descriptor = resolver.getClassDescriptor(id.getEntityName());
        PropertyVisitor arcInvalidator = new PropertyVisitor() {

            public boolean visitAttribute(AttributeProperty property) {
                return true;
            }

            public boolean visitToMany(ToManyProperty property) {
                property.invalidate(object);
                return true;
            }

            public boolean visitToOne(ToOneProperty property) {
                property.invalidate(object);
                return true;
            }
        };
        descriptor.visitProperties(arcInvalidator);
        object.setPersistenceState(PersistenceState.HOLLOW);
        // remove cached changes
        graphManager.changeLog.unregisterNode(id);
        graphManager.stateLog.unregisterNode(id);
    }
}