/** * Takes the asserted <code>ReteTuple</code> received from the <code>TupleSource</code> and * adapts it into a FactHandleImpl * * @param tuple * The asserted <code>ReteTuple</code>. * @param context * The <code>PropagationContext</code> of the <code>WorkingMemory<code> action. * @param workingMemory * the <code>WorkingMemory</code> session. */ public void assertLeftTuple( final LeftTuple leftTuple, final PropagationContext context, final InternalWorkingMemory workingMemory) { // creating a dummy fact handle to wrap the tuple final InternalFactHandle handle = workingMemory .getFactHandleFactory() .newFactHandle( leftTuple, workingMemory .getObjectTypeConfigurationRegistry() .getObjectTypeConf(context.getEntryPoint(), leftTuple), workingMemory, null); boolean useLeftMemory = true; if (!this.tupleMemoryEnabled) { // This is a hack, to not add closed DroolsQuery objects Object object = ((InternalFactHandle) leftTuple.get(0)).getObject(); if (!(object instanceof DroolsQuery) || !((DroolsQuery) object).isOpen()) { useLeftMemory = false; } } if (useLeftMemory) { final ObjectHashMap memory = (ObjectHashMap) workingMemory.getNodeMemory(this); // add it to a memory mapping memory.put(leftTuple, handle); } // propagate it this.sink.propagateAssertObject(handle, context, workingMemory); }
@SuppressWarnings("unchecked") private InternalFactHandle createResultFactHandle( final PropagationContext context, final InternalWorkingMemory workingMemory, final LeftTuple leftTuple, final Object result) { InternalFactHandle handle = null; ProtobufMessages.FactHandle _handle = null; if (context.getReaderContext() != null) { Map<ProtobufInputMarshaller.TupleKey, ProtobufMessages.FactHandle> map = (Map<ProtobufInputMarshaller.TupleKey, ProtobufMessages.FactHandle>) context.getReaderContext().nodeMemories.get(getId()); if (map != null) { _handle = map.get(PersisterHelper.createTupleKey(leftTuple)); } } if (_handle != null) { // create a handle with the given id handle = workingMemory .getFactHandleFactory() .newFactHandle( _handle.getId(), result, _handle.getRecency(), workingMemory .getObjectTypeConfigurationRegistry() .getObjectTypeConf(context.getEntryPoint(), result), workingMemory, null); // so far, result is not an event } else { handle = workingMemory .getFactHandleFactory() .newFactHandle( result, workingMemory .getObjectTypeConfigurationRegistry() .getObjectTypeConf(context.getEntryPoint(), result), workingMemory, null); // so far, result is not an event } return handle; }