protected abstract string ReceivedStatus(Status status);
public void SerializeStatus()
{
Status d = new Status();
string xml = d.SerializeToXML();
Assert.IsNotNull(xml);
}
public void DeserializeStatus()
{
Status d = new Status();
string xml = d.SerializeToXML();
d = (Status)xml.DeserializeXML();
Assert.IsNotNull(d);
}
protected override Status CurrentStatus()
{
Status status = new Status();
status.Id = this.ID;
return status;
}
protected override string ReceivedStatus(Status status)
{
Debug.Assert(false, "Should not be here");
return null;
}
protected override string ReceivedStatus(Status status)
{
Debug.Assert(this.serverQueues != null, "null server queue");
Node node = this.RegisteredComponents.NodeWithID(status.Id);
NoOperation noOperationResponse = this.GenerateNoOperation();
if (!this.ensureNode(node)) {
return noOperationResponse.SerializeToXML();
}
switch (node.NodeType) {
case NodeType.TaskManager:
if (this.serverQueues.SolveRequests.Count > 0) {
SolveRequest solveRequest = this.serverQueues.SolveRequests.Dequeue();
DivideProblem divideProblem = new DivideProblem();
divideProblem.Data = solveRequest.Data;
divideProblem.Id = solveRequest.Id;
Console.WriteLine("Sending DivideProblem to TM");
return divideProblem.SerializeToXML();
}
//TM is not going to join the solutions
//if (this.serverQueues.Solutions.Count > 0) {
// Solutions solutions = this.serverQueues.Solutions.Dequeue();
// return solutions.SerializeToXML();
//}
break;
case NodeType.ComputationalNode: //TODO: check!!
bool busy = false;
if (status.Threads != null) {
Console.WriteLine("Threads field not null");
foreach (StatusThreadsThread stt in status.Threads) {
if (stt.ProblemInstanceIdSpecified || stt.TaskIdSpecified) {
busy = true;
Console.WriteLine("Busy = true");
}
}
}
if (this.serverQueues.ProblemsToSolve.Count > 0 && !busy) {
Console.WriteLine("Busy = true");
SolvePartialProblems partialProblems = this.serverQueues.ProblemsToSolve.Dequeue();
Console.WriteLine("Sending PartialProblems to CN");
return partialProblems.SerializeToXML();
}
break;
case NodeType.Server: {
foreach (BackupServerQueue bsq in this.backupServerQueues) {
if (bsq.backupServerId == status.Id) {
Console.WriteLine("Sending queued message to BackupCS");
if(bsq.messages.Count > 0)
return bsq.messages.Dequeue();
}
}
}
break;
default:
break;
}
Debug.Assert(node != null, "Received unregistered node status");
if (node == null) {
Console.WriteLine("Received unregistered node status");
return noOperationResponse.SerializeToXML();
}
if (!this.BackupMode)
Console.WriteLine("Sending NoOp");
return noOperationResponse.SerializeToXML();
}
