@SuppressWarnings("unchecked")
private QueryElementFactHandle createQueryResultHandle(
PropagationContext context, InternalWorkingMemory workingMemory, Object[] objects) {
QueryElementFactHandle handle = null;
ProtobufMessages.FactHandle _handle = null;
if (context.getReaderContext() != null) {
Map<TupleKey, QueryElementContext> map =
(Map<TupleKey, QueryElementContext>)
context.getReaderContext().nodeMemories.get(node.getId());
if (map != null) {
QueryElementContext _context = map.get(PersisterHelper.createTupleKey(leftTuple));
if (_context != null) {
_handle = _context.results.removeFirst();
}
}
}
if (_handle != null) {
// create a handle with the given id
handle = new QueryElementFactHandle(objects, _handle.getId(), _handle.getRecency());
} else {
handle =
new QueryElementFactHandle(
objects,
workingMemory.getFactHandleFactory().getAtomicId().incrementAndGet(),
workingMemory.getFactHandleFactory().getAtomicRecency().incrementAndGet());
}
return handle;
}
