static void DequeueFromServer(CAsyncQueue sq)
{
uint messages_dequeued = 0;
System.Diagnostics.Stopwatch sw = new System.Diagnostics.Stopwatch();
CAsyncQueue.DDequeue d = (aq, messageCount, fileSize, messages, bytes) => {
if (messageCount > 0)
{
//there are more messages left at server queue, we re-send a request to dequeue
aq.Dequeue(TEST_QUEUE_KEY, sq.LastDequeueCallback);
}
else
{
//set dequeue callback to null and stop dequeuing
aq.LastDequeueCallback = null;
}
};
CAsyncServiceHandler.DOnResultReturned rr = (sender, reqId, q) => {
bool processed = false;
switch (reqId)
{
case idMessage:
{
byte[] utf8 = q.IntenalBuffer;
string s = CUQueue.ToString(utf8, (int)q.GetSize());
++messages_dequeued;
}
processed = true;
break;
default:
break;
}
return(processed);
};
sq.ResultReturned += rr;
Console.WriteLine("Going to dequeue message ......");
sw.Start();
bool ok = sq.Dequeue(TEST_QUEUE_KEY, d);
//optionally, add one or two extra to improve processing concurrency at both client and server sides for better performance and throughput
ok = sq.Dequeue(TEST_QUEUE_KEY, d);
ok = sq.Dequeue(TEST_QUEUE_KEY, d);
sq.WaitAll();
sq.ResultReturned -= rr;
sw.Stop();
Console.WriteLine(messages_dequeued + " messages dequeued from server within " + sw.ElapsedMilliseconds + " ms");
}
void Push_OnPublish(ClientSide.CClientSocket sender, ClientSide.CMessageSender messageSender, uint[] group, object msg)
{
if (group[0] == UDB.DB_CONSTS.CACHE_UPDATE_CHAT_GROUP_ID)
{
#if WINCE
#else
if (m_bMidTier)
{
ServerSide.CSocketProServer.PushManager.Publish(msg, UDB.DB_CONSTS.CACHE_UPDATE_CHAT_GROUP_ID);
}
#endif
SetInitialCache();
return;
}
#if WINCE
#else
if (m_bMidTier)
{
//push message onto front clients which may be interested in the message
ServerSide.CSocketProServer.PushManager.Publish(msg, UDB.DB_CONSTS.STREAMING_SQL_CHAT_GROUP_ID);
}
#endif
//vData[0] == event type; vData[1] == host; vData[2] = database user; vData[3] == db name; vData[4] == table name
object[] vData = (object[])msg;
UDB.tagUpdateEvent eventType = (UDB.tagUpdateEvent)((int)vData[0]);
if (m_MasterCache.DBServerName == null || m_MasterCache.DBServerName.Length == 0)
{
if (vData[1] is sbyte[])
{
m_MasterCache.DBServerName = CUQueue.ToString((sbyte[])vData[1]);
}
else if (vData[1] is string)
{
m_MasterCache.DBServerName = (string)vData[1];
}
}
if (vData[2] is sbyte[])
{
m_MasterCache.Updater = CUQueue.ToString((sbyte[])vData[2]);
}
else if (vData[2] is string)
{
m_MasterCache.Updater = (string)vData[2];
}
else
{
m_MasterCache.Updater = "";
}
string dbName = "";
if (vData[3] is sbyte[])
{
dbName = CUQueue.ToString((sbyte[])vData[3]);
}
else if (vData[3] is string)
{
dbName = (string)vData[3];
}
string tblName = "";
if (vData[4] is sbyte[])
{
tblName = CUQueue.ToString((sbyte[])vData[4]);
}
else if (vData[4] is string)
{
tblName = (string)vData[4];
}
uint ret = 0;
switch (eventType)
{
case UDB.tagUpdateEvent.ueDelete:
{
List <Object> v = new List <object>();
for (int n = 5; n < vData.Length; ++n)
{
v.Add(vData[n]);
}
ret = m_MasterCache.DeleteARow(dbName, tblName, v.ToArray());
}
break;
case UDB.tagUpdateEvent.ueInsert:
{
List <Object> v = new List <object>();
for (int n = 5; n < vData.Length; ++n)
{
v.Add(vData[n]);
}
ret = m_MasterCache.AddRows(dbName, tblName, v);
}
break;
case UDB.tagUpdateEvent.ueUpdate:
{
List <Object> v = new List <object>();
for (int n = 5; n < vData.Length; ++n)
{
v.Add(vData[n]);
}
ret = m_MasterCache.UpdateARow(dbName, tblName, v.ToArray());
}
break;
default:
break;
}
}
private void OnReqArrive(ulong hSocket, ushort usRequestID, uint len)
{
CSocketPeer sp = Seek(hSocket);
if (sp == null)
{
return;
}
sp.m_CurrReqID = usRequestID;
CUQueue q = sp.m_qBuffer;
q.SetSize(0);
if (len > q.MaxBufferSize)
{
q.Realloc(len);
}
if (len > 0)
{
uint res;
unsafe
{
fixed(byte *buffer = q.m_bytes)
{
if (m_nMainThreads <= 1)
{
CUQueue.CopyMemory(buffer, (void *)ServerCoreLoader.GetRequestBuffer(hSocket), len);
res = len;
}
else
{
res = ServerCoreLoader.RetrieveBuffer(hSocket, len, buffer, false);
}
}
}
System.Diagnostics.Debug.Assert(res == len);
q.SetSize(res);
}
if (m_svsId != BaseServiceID.sidHTTP)
{
q.OS = sp.m_os;
q.Endian = sp.m_endian;
if ((tagBaseRequestID)usRequestID == tagBaseRequestID.idInterrupt)
{
CClientPeer cp = (CClientPeer)sp;
ulong options;
q.Load(out options);
cp.OnIntNotified(options);
return;
}
}
else
{
CHttpPeerBase hp = (CHttpPeerBase)sp;
hp.m_WebRequestName = null;
hp.m_vArg.Clear();
if (usRequestID == (ushort)tagHttpRequestID.idUserRequest)
{
uint count;
sbyte[] reqName;
q.Load(out reqName);
hp.m_WebRequestName = CUQueue.ToString(reqName);
q.Load(out count);
for (uint n = 0; n < count; ++n)
{
object arg;
q.Load(out arg);
hp.m_vArg.Add(arg);
}
}
}
sp.OnRArrive(usRequestID, len);
}
