/// <summary>
/// 向单个客户端发送数据
/// </summary>
/// <param name="rsClient"></param>
/// <param name="data"></param>
public void SendData(RegistryClient registryClient, RegistryMessageAction action, String data)
{
try
{
RegistryMessage rm = new RegistryMessage()
{
Action = action,
MessageBody = data
};
String messageData = XmlUtil.SaveXmlFromObj <RegistryMessage>(rm);
Console.WriteLine("发送数据：{0}", messageData);
Byte[] msg = Encoding.UTF8.GetBytes(messageData);
registryClient.Socket.BeginSend(msg, 0, msg.Length, SocketFlags.None, new AsyncCallback(SendCallback), registryClient);
}
catch (Exception ex)
{
XTrace.WriteLine("发送数据时发生异常：" + ex.ToString());
lock (m_RegistryClients)
{
m_RegistryClients.Remove(registryClient);
registryClient.Dispose();
}
}
}
/// <summary>
/// 接收请求回调函数
/// </summary>
/// <param name="ar"></param>
private void ReceiveCallback(IAsyncResult ar)
{
RegistryClient registryClient = (RegistryClient)ar.AsyncState;
try
{
int dataLength = registryClient.Socket.EndReceive(ar);
if (dataLength == 0)
{
Console.WriteLine("接收客户端：{0}已经断开连接。", registryClient.ClientIP);
lock (m_RegistryClients){
m_RegistryClients.Remove(registryClient);
registryClient.Dispose();
}
}
else
{
String data = Encoding.UTF8.GetString(registryClient.ReceiveBuffer, 0, dataLength);
Console.WriteLine("接收客户端：{0}发送的数据：{1}。", registryClient.ClientIP, data);
//--解析来自客户端的类型
CometMessage regMessage = XmlUtil.LoadObjFromXML <CometMessage>(data);
registryClient.RegistryClientType = regMessage.ClientType;
registryClient.ClientVersion = regMessage.ClientVersion;
registryClient.ClearBuffer();
registryClient.Socket.BeginReceive(registryClient.ReceiveBuffer, 0, registryClient.ReceiveBuffer.Length
, SocketFlags.None, new AsyncCallback(ReceiveCallback), registryClient);
//--由消息处理器进行处理
m_MessageProcessor.Process(registryClient, regMessage);
};
}
catch (Exception ex)
{
XTrace.WriteLine("接收数据时发生异常：" + ex.ToString());
lock (m_RegistryClients)
{
m_RegistryClients.Remove(registryClient);
registryClient.Dispose();
}
}
}
/// <summary>
/// 发送数据回调函数
/// </summary>
/// <param name="ar"></param>
private void SendCallback(IAsyncResult ar)
{
RegistryClient registryClient = ar.AsyncState as RegistryClient;
try
{
registryClient.Socket.EndSend(ar);
}
catch (Exception ex)
{
XTrace.WriteLine("发送数据时发生异常：" + ex.ToString());
lock (m_RegistryClients)
{
m_RegistryClients.Remove(registryClient);
registryClient.Dispose();
}
}
}