/// <summary>
/// 发送XmlTreeNode包
/// </summary>
/// <param name="ns"></param>
/// <param name="node"></param>
/// <returns></returns>
public static bool SendPackage(NetworkStream ns, AbstractXiepPackage xiepPackage)
{
if (ns == null || xiepPackage == null)
{
return(false);
}
lock (ns)
{
String responseNodeString = xiepPackage.ToXml();
try
{
Byte[] buffer = XiepIoHelper.getEncoding().GetBytes(responseNodeString);
//写数据包大小
Byte[] packageSizeBuffer = NumberHelper.intToByte(buffer.Length);
ns.Write(packageSizeBuffer, 0, packageSizeBuffer.Length);
//写数据包内容
ns.Write(buffer, 0, buffer.Length);
ns.Flush();
return(true);
}
catch
{
return(false);
}
}
}
// 接收AbstractXiepPackage包
public static AbstractXiepPackage ReceivePackage(NetworkStream ns)
{
String xml = ReceiveXml(ns);
if (String.IsNullOrEmpty(xml))
{
return(null);
}
AbstractXiepPackage rtnPackage = null;
XmlTreeNode treeNode = XmlTreeNode.FromXml(xml);
String packageName = treeNode.Key;
if (packageName.Equals("RequestPackage"))
{
rtnPackage = new RequestPackage();
}
else if (packageName.Equals("ResponsePackage"))
{
rtnPackage = new ResponsePackage();
}
else if (packageName.Equals("EventPackage"))
{
rtnPackage = new EventPackage();
}
else
{
return(null);
}
rtnPackage.SetRootPackage(treeNode);
return(rtnPackage);
}
//接收服务器响应线程函数
private void receiveResponseThreadFunction()
{
try
{
while (true)
{
//接收请求包
AbstractXiepPackage recvPackage = XiepIoHelper.ReceivePackage(_networkStream);
if (recvPackage == null)
{
throw new IOException("获取数据包失败。");
}
//如果是响应数据包
if (recvPackage is ResponsePackage)
{
ResponsePackage responsePackage = (ResponsePackage)recvPackage;
String requestId = responsePackage.RequestId;
lock (_mapRequestResponse)
{
if (_mapRequestResponse.ContainsKey(requestId))
{
_mapRequestResponse.Remove(requestId);
_mapRequestResponse.Add(requestId, responsePackage);
}
}
} //如果是事件数据包
else if (recvPackage is EventPackage)
{
EventPackage eventPackage = (EventPackage)recvPackage;
//触发收到服务器事件的事件
if (ServerEventCame != null)
{
ServerEventCame.BeginInvoke(this, new XiepClientEventArgs(eventPackage), new AsyncCallback(delegate(IAsyncResult iar) { }), null);
}
}
}
}
catch
{
_networkStream = null;
_socket = null;
//触发与服务器连接断开事件
if (ServerDisconnected != null)
{
//ServerDisconnected.BeginInvoke(this, new System.EventArgs(), new AsyncCallback(delegate(IAsyncResult iar) { }), this);
ServerDisconnected.Invoke(this, new System.EventArgs());
}
}
}
