/// <summary>
/// Gets the tuple space state
/// </summary>
/// <param name="Url">url of the server requesting the state</param> /// <returns></returns>
public TSpaceState GetTSpaceState(string Url)
{
TSpaceState smr = new TSpaceState();
//Create operationID
string id = TSMan.URL + "_" + (ViewUpdateCounter++);
int seqNum;
lock (AddingToView)
{
seqNum = GetSequenceNumber(id, null);
AddingToView.Add(Url, seqNum);
}
//Wait to be head of queue
WaitTurn(id);
TSpaceAdvManager.RWL.AcquireWriterLock(Timeout.Infinite);
//Get current list of servers
List <string> serversUrl = TSMan.ServerView.DeepUrlsCopy();
//Copy state
smr.SequenceNumber = SequenceNumber;
//its static, cant be accessed with instance
smr.ProcessedRequests = TSpaceAdvManager.ProcessedRequests;
smr.TupleSpace = TSMan.GetTuples();
//Send update view to all servers
UpdateView(Url, id, serversUrl, AddingToView[Url], true);
RemoveFromQueue(id);
smr.MessageQueue = new List <Message>();
foreach (Message msg2 in MessageQueue)
{
smr.MessageQueue.Add(Message.DeepClone(msg2));
}
TSMan.AddToView(Url);
smr.ServerView = TSMan.GetTotalView();
AddingToView.Remove(Url);
TSpaceAdvManager.RWL.ReleaseWriterLock();
return(smr);
}
