private Response HandleTransactionMessage(Message txnMessage)
{
bool handledOk = false;
switch (txnMessage.Header.ToLowerInvariant())
{
case "txn":
var updateTransaction = ClusterUpdateTransaction.FromMessage(txnMessage);
handledOk = _requestHandler.ProcessSlaveTransaction(updateTransaction);
break;
case "spu":
var sparqlTransaction = ClusterSparqlTransaction.FromMessage(txnMessage);
handledOk = _requestHandler.ProcessSlaveTransaction(sparqlTransaction);
break;
case "+store":
handledOk = _requestHandler.CreateStore(txnMessage.Args);
break;
case "-store":
handledOk = _requestHandler.DeleteStore(txnMessage.Args);
break;
}
return(new Response(handledOk ? Message.ACK : Message.NAK));
}
/// <summary>
/// Handler function for messages that can be received by the slave
/// through the initial sync connection with the master
/// </summary>
/// <param name="msg">The message received</param>
/// <returns>The response to send to the message</returns>
private Response HandleSyncMessage(Message msg)
{
bool handledOk = false;
switch (msg.Header.ToLowerInvariant())
{
case "txn":
var txn = ClusterUpdateTransaction.FromMessage(msg);
handledOk = _requestHandler.ProcessSyncTransaction(txn);
break;
case "+store":
handledOk = _requestHandler.CreateStore(msg.Args);
break;
case "-store":
handledOk = _requestHandler.DeleteStore(msg.Args);
break;
case "endsync":
var syncStatus = msg.Args.Split(' ')[0];
_requestHandler.SlaveSyncCompleted(syncStatus);
handledOk = true;
break;
}
if (handledOk)
{
return(new Response(Message.ACK));
}
return(new Response(Message.NAK, true));
}