@FromState("Started")
@OnMessage(performative = "QueryRef")
@PossibleOutcome("Completed")
public WorkflowStateConstant onQueryRef(Message msg) throws Throwable {
traversal = getPart(msg, CONTENT);
CopyGraphTraversal copyTraversal = null;
if (traversal instanceof CopyGraphTraversal) copyTraversal = (CopyGraphTraversal) traversal;
else if (traversal instanceof HyperTraversal) {
((HyperTraversal) traversal).setHyperGraph(getThisPeer().getGraph());
copyTraversal = (CopyGraphTraversal) ((HyperTraversal) traversal).getFlatTraversal();
} else throw new Exception("Expecting a CopyGraphTraversal or a HyperTraversal.");
if (trace)
getThisPeer()
.getGraph()
.getLogger()
.trace("Recevied request for traversal : " + copyTraversal);
((DefaultALGenerator) copyTraversal.getAdjListGenerator()).setGraph(getThisPeer().getGraph());
Message reply = getReply(msg, Performative.InformRef);
Object subgraph =
SubgraphManager.getTransferGraphRepresentation(getThisPeer().getGraph(), traversal);
combine(reply, struct(CONTENT, subgraph));
send(getSender(msg), reply);
if (trace)
getThisPeer().getGraph().getLogger().trace("Sent response to traversal : " + copyTraversal);
return WorkflowState.Completed;
}
@FromState("Started")
@OnMessage(performative = "InformRef")
@PossibleOutcome("Completed")
public WorkflowStateConstant onInformRef(Message msg) throws ClassNotFoundException {
if (trace)
getThisPeer().getGraph().getLogger().trace("Received response for traversal : " + traversal);
SubgraphManager.writeTransferedGraph(
getPart(msg, CONTENT), getThisPeer().getGraph(), atomFinder);
if (trace)
getThisPeer().getGraph().getLogger().trace("Successfully stored graph for : " + traversal);
return WorkflowState.Completed;
}
