private void RecvThread(object obj)
{
while (true)
{
CData odata = new CData();
bool bOk = DataMgr.Get_DataMgr().Getdata(out odata);
if (bOk)
{
List <List <string> > ff = odata.m_lstdata;
List <string> oCols = odata.m_colName;
//进行数据处理
}
Thread.Sleep(3000);//每3秒钟检测一次内存缓冲区
}
}
private void OnRecvData(string sdata)
{
if (sdata.Length < 12 && sdata == "login")
{
}
else if (sdata.Length >= 12 && sdata[0] == 'W' && sdata[1] == 'J')
{
uint iClientNo;
uint iBodylen = 0;
int iFuncNo;
if (JsonOp.UnPacketHead(sdata, out iFuncNo, out iClientNo, out iBodylen))
{
switch (iFuncNo)
{
case (int)enumFunctionNo.LogIn:
{
string errStr;
if (JsonOp.UnpacketResult(sdata, out errStr))
{
m_iClientNo = (uint)iClientNo;
m_Form1.DispMsg("enumFunctionNo.LogIn ok :" + errStr);
}
else
{
m_Form1.DispMsg("enumFunctionNo.LogIn error");
}
}
break;
case (int)enumFunctionNo.ConnectSql:
{
string errStr;
if (JsonOp.UnpacketResult(sdata, out errStr))
{
m_iClientNo = (uint)iClientNo;
m_Form1.DispMsg("enumFunctionNo.ConnectSql ok: " + errStr);
}
else
{
//error tips
m_Form1.DispMsg("enumFunctionNo.ConnectSql error: " + errStr);
}
}
break;
case (int)enumFunctionNo.ExcSelectCmd:
{
if (sdata.Length == 12)
{
m_Form1.DispMsg("enumFunctionNo.ExcSelectCmd empty data");
}
else
{
List <List <string> > lstdata; // = new List<List<string>>();
string errStr;
JsonOp.UnpacketDBdata(sdata, out lstdata, out errStr);
if (lstdata.Count > 0)
{
CData odata = new CData();
odata.m_lstdata = lstdata;
DataMgr.Get_DataMgr().AddData(odata);
m_Form1.DispMsg("enumFunctionNo.ExcSelectCmd get data sucee");
}
else
{
m_Form1.DispMsg("enumFunctionNo.ExcSelectCmd get data error:" + errStr);
}
}
}
break;
default:
break;
}
}
}
}
/// <summary>
/// TCP读数据的回调函数
/// </summary>
/// <param name="ar"></param>
private void TCPReadCallBack(IAsyncResult ar)
{
StateObject state = (StateObject)ar.AsyncState;
//主动断开时
if ((state.client == null) || (!state.client.Connected))
{
return;
}
int numberOfBytesRead = 0;
NetworkStream mas = state.client.GetStream();
string type = null;
try
{
numberOfBytesRead = mas.EndRead(ar);
}
catch (Exception dd)
{
}
state.totalBytesRead += numberOfBytesRead;
// string strRev = numberOfBytesRead.ToString();
if (numberOfBytesRead > 0)
{
byte[] dd = new byte[numberOfBytesRead];
Array.Copy(state.buffer, 0, dd, 0, numberOfBytesRead);
// OnGetData(dd);
char [] szchar = new char[dd.Length];
for (int i = 0; i < dd.Length; i++)
{
szchar[i] = (char)dd[i];
}
string sdata = new string(szchar);
if (sdata.Length >= 12 && sdata[0] == 'W' && sdata[1] == 'J')
{
uint iClientNo;
uint iBodylen = 0;
int iFuncNo;
if (JsonOp.UnPacketHead(sdata, out iFuncNo, out iClientNo, out iBodylen))
{
if (iBodylen + 12 > sdata.Length)
{
RecvDataStruct oRecvDataStruct = new RecvDataStruct();
oRecvDataStruct.ifd = 0;
oRecvDataStruct.itotallen = iBodylen + 12;
oRecvDataStruct.iRemainlen = iBodylen + 12;
lock (DataMgr.Get_DataMgr().m_RecvLst)
{
DataMgr.Get_DataMgr().m_RecvLst.Add(oRecvDataStruct);
}
}
}
}
bool bRecOK = true;
lock (DataMgr.Get_DataMgr().m_RecvLst)
{
if (DataMgr.Get_DataMgr().m_RecvLst.Count > 0)
{
List <RecvDataStruct> lst = DataMgr.Get_DataMgr().Get();
RecvDataStruct oRecvDataStruct = lst[0];
oRecvDataStruct.iRemainlen -= (uint)sdata.Length;
oRecvDataStruct.strrecvData += sdata;
if (oRecvDataStruct.iRemainlen <= 0)
{
sdata = oRecvDataStruct.strrecvData;
DataMgr.Get_DataMgr().Remove();
}
else
{
DataMgr.Get_DataMgr().Set(oRecvDataStruct);
bRecOK = false;
}
}
}
if (bRecOK)
{
OnRecvData(sdata);
}
mas.BeginRead(state.buffer, 0, StateObject.BufferSize,
new AsyncCallback(TCPReadCallBack), state);
}
else
{
//被动断开时
mas.Close();
state.client.Close();
m_Form1.DispMsg("connect close");
mas = null;
state = null;
}
}
