private void Receive(object o)
{
Socket socketReceive = o as Socket;
try
{
while (true)
{
//判断接受buffer是否为空
byte[] buffer = new byte[1024 * 1024 * 2];
int len = socketReceive.Receive(buffer);
if (len == 0)
{ //如果得到字符为空，则代表没有接收到数据
break;
}
else
{
WriteLog("接收到来自服务器的数据");
byte[] bufferReceive = new byte[len];
for (int i = 0; i < len; i++)
{
bufferReceive[0] = buffer[0];
}
Message messageReceive = SerializationUnit.DeserializeObject(buffer) as Message;
string fromFriendID = messageReceive.FromClient;//消息来自哪一个客户端
#region 根据返回的类型进行消息操作
switch (messageReceive.Sign)
{
#region 000为来自服务器的数据
case "000":
break;
#endregion
#region 101客户端与客户端之间的普通聊天
case "101":
//p判断该聊天窗口是否存在，存在则直接调用
if (this.dicChatWindow.ContainsKey(fromFriendID))
{
dicChatWindow[fromFriendID].Dispatcher.Invoke(
new Action(
delegate
{
dicChatWindow[fromFriendID].ChangeTxtMsgLog(
string.Format("{0}: {1}\n{2}\n", dicChatWindow[fromFriendID].Title.ToString(), DateTime.Now.ToString(), messageReceive.Msg));
}
)
);
//写日志
WriteLog(string.Format("fromClient:{1}\nMessage:{1}", fromFriendID, messageReceive.Msg));
}
else
{
//该窗口不存在，则打开新的窗口，在进行操作
MessageBox.Show("未完成的工作");
}
break;
#endregion
#region 201 接受图片的事件
case "201":
if (this.dicChatWindow.ContainsKey(fromFriendID))
{
dicChatWindow[fromFriendID].Dispatcher.Invoke(
new Action(
delegate
{
dicChatWindow[fromFriendID].ChangeTxtMsgLog(
string.Format("{0}:\n{1}\n", dicChatWindow[fromFriendID].Title.ToString(), "接受图片的事件"));
}
)
);
SaveFileDialog saveFileDialog = new SaveFileDialog();
saveFileDialog.InitialDirectory = @"C:\Users\58317\Desktop";
saveFileDialog.Title = "请选择要保存的文件";
saveFileDialog.Filter = "所有文件|*.*";
saveFileDialog.ShowDialog();
string path = saveFileDialog.FileName;
using (FileStream fileStream = new FileStream(path, FileMode.OpenOrCreate, FileAccess.Write))
{
fileStream.Write(messageReceive.BufferFile, 0, messageReceive.BufferFile.Length);
}
WriteLog(string.Format("fromClient:{1}\nMessage:{1}", fromFriendID, "接受图片的事件"));
}
else
{
//该窗口不存在，则打开新的窗口，在进行操作
MessageBox.Show("未完成的工作");
}
break;
#endregion
#region 301 客户端对客户端的请求事件
case "301":
if (this.dicChatWindow.ContainsKey(fromFriendID))
{
#region 判断请求的类型，分别执行不同的操作
switch (messageReceive.Request)
{
case 1:
dicChatWindow[fromFriendID].Dispatcher.Invoke(
new Action(
delegate
{
dicChatWindow[fromFriendID].ChangeTxtMsgLog(
string.Format("来自{0}: {1}\n请求震动事件\n", dicChatWindow[fromFriendID].Title.ToString(), DateTime.Now.ToString()));
dicChatWindow[fromFriendID].ZD();
}
)
);
//写日志
// WriteLog(string.Format("fromClient:{1}\n请求震动事件", fromFriendID));
break;
}
#endregion
}
else
{
//该窗口不存在，则打开新的窗口，在进行操作
MessageBox.Show("未完成的工作");
}
break;
#endregion
default:
break;
}
}
#endregion
//进行内存回收
GC.Collect();
}
}
catch (Exception ex)
{
MessageBox.Show("接收服务端发送的消息出错:" + ex.ToString());
}
}
/// <summary>
/// 接收TCP数据包，解析并处理
/// </summary>
/// <param name="ar"></param>
private static void ReceiveCallback(IAsyncResult ar)
{
lastRecieveTime = DateTime.Now;
StateObject state = (StateObject)ar.AsyncState;
Socket client = state.socket;
try {
int bytesRead = client.EndReceive(ar);
//对端gracefully关闭一个连接
if (bytesRead <= 0)
{
CloseClientSocket();
return;
}
byte[] destinationArray = new byte[bytesRead];
Array.Copy(state.buffer, destinationArray, bytesRead);
List <byte[]> lstrec;
lock (s2Lock) {
lstrec = handleRawBytes(destinationArray);
}
try {
foreach (byte[] destinationArr in lstrec)
{
StructData sd =
(StructData)seru.DeserializeObject(destinationArr);
if (sd.cmd == 0x66)
{
ThreadPool.QueueUserWorkItem(SavePdfBytesToFile, sd);
}
//[{
// "TaskID": 0,
// "SpecificationID": 0,
// "MachineID": 23,
// "MachineTypeID": 2,
// "EmployeeID_Main": "abc123",
// "EmployeeID_Assistant": "abc123",
// "Start_Axis_No": "abc123",
// "CodeNumber": "abc123",
// "Axis_No": "abc123",
// "Printcode": "abc123",
// "CollectedTime": "abc123",
// "MaterialRFID": 0
//}]
if (sd.datamain != null && sd.datamain.Length > 0)
{
byte[] byteString = Encoding.UTF8.GetBytes(sd.datamain);
using (MemoryStream stream = new MemoryStream(byteString)) {
DataContractJsonSerializer dataMainSerializer =
new DataContractJsonSerializer(typeof(List <DataMain>));
OnHandleDataMain((List <DataMain>)dataMainSerializer.ReadObject(stream));
}
}
//[{
// "ParameterCodeID": 42,
// "CollectedValue": "2.161",
// "CollectedTime": "2016/12/16 17:24:22",
// "Axis_No": "abc123",
// "MachineID": 13
//}]
if (sd.datadetail != null && sd.datadetail.Length > 0)
{
byte[] byteString = Encoding.UTF8.GetBytes(sd.datadetail);
using (MemoryStream stream = new MemoryStream(byteString)) {
DataContractJsonSerializer dataDetailSerializer =
new DataContractJsonSerializer(typeof(List <DataDetail>));
OnHandleDataDetail((List <DataDetail>)dataDetailSerializer.ReadObject(stream));
}
}
}
} catch { /* 非Socket异常，忽略 */ }
client.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0,
new AsyncCallback(ReceiveCallback), state);
} catch {
lock (s2Lock) {
Array.Clear(s2, 0, s2.Length);
s2 = new byte[0];
}
CloseClientSocket();
}
}
private void Receive(Object o)
{
Socket socketReceive = o as Socket;
string userid = "";
try
{
while (true)
{
//将接收到额buffer转为Message
byte[] buffer = new byte[1024 * 1024 * 2];
int len = socketReceive.Receive(buffer);
if (len == 0)
{
break;
}
else
{
//反序列化，将buffer转化为类
WriteLog(string.Format("接收到来自客户端:{0} 的数据", socketReceive.RemoteEndPoint));
byte[] bufferReceive = new byte[len];
for (int i = 0; i < len; i++)
{
bufferReceive[0] = buffer[0];
}
Message messageReceive = SerializationUnit.DeserializeObject(buffer) as Message;
string fromClient = messageReceive.FromClient; //从哪里发过来
string toClient = messageReceive.ToClient; //要发到哪去
userid = messageReceive.Sign; //做一个标记
#region 根据协议处理数据
switch (messageReceive.Sign)
{
#region 001 完成用户ID与端口的绑定
case "001":
//数据逻辑处理
dicSocket.Add(messageReceive.FromClient, socketReceive); //将用户id与ip地址绑定
//UI处理以及日志
this.txtLog.Dispatcher.Invoke(receiveCallBack, string.Format("登录用户ID:{0}\n登录的ip地址:{1}", fromClient, socketReceive.RemoteEndPoint.ToString()));
//this.cmbSocket.Dispatcher.Invoke(setCmbCallBack, messageReceive.FromClient);//ui控制
WriteLog(string.Format("登录用户ID:{0}\n登录的ip地址:{1}", fromClient, socketReceive.RemoteEndPoint.ToString()));
break;
#endregion
#region 101 完成客户端数据的转发
case "101":
if (dicSocket.ContainsKey(fromClient))
{
//将对象重新序列化
byte[] sendByte = SerializationUnit.SerializeObject(messageReceive);
dicSocket[toClient].Send(sendByte);
//写日志
this.txtLog.Dispatcher.Invoke(receiveCallBack,
string.Format("fromClient:{0}\ntoClient:{1}\nMessage:{2}\n",
fromClient, toClient, messageReceive.Msg));
WriteLog(string.Format("fromClient:{0}\ntoClient:{1}\nMessage:{2}\n",
fromClient, toClient, messageReceive.Msg));
}
else
{
MessageBox.Show("服务器找不到该用户");
}
break;
#endregion
#region 201 发送文件的事件
case "201":
if (dicSocket.ContainsKey(fromClient))
{
//将对象重新序列化
byte[] sendByte = SerializationUnit.SerializeObject(messageReceive);
dicSocket[toClient].Send(sendByte);
//写日志
this.txtLog.Dispatcher.Invoke(receiveCallBack,
string.Format("fromClient:{0}\ntoClient:{1}\nMessage:{2}\n",
fromClient, toClient, "转发文件成功"));
WriteLog(string.Format("fromClient:{0}\ntoClient:{1}\nMessage:{2}\n",
fromClient, toClient, "转发文件成功"));
}
else
{
MessageBox.Show("服务器找不到该用户");
}
break;
#endregion
case "301":
if (dicSocket.ContainsKey(fromClient))
{
//将对象重新序列化
byte[] sendByte = SerializationUnit.SerializeObject(messageReceive);
//转发数据
dicSocket[toClient].Send(sendByte);
//写日志
this.txtLog.Dispatcher.Invoke(receiveCallBack,
string.Format("fromClient:{0}\ntoClient:{1}\nRequest:{2}\n",
fromClient, toClient, messageReceive.Request));
WriteLog(string.Format("fromClient:{0}\ntoClient:{1}\nRequest:{2}\n",
fromClient, toClient, messageReceive.Request));
}
else
{
MessageBox.Show("服务器找不到该用户");
}
break;
default:
break;
}
#endregion
//进行内存回收
GC.Collect();
}
}
}
catch (Exception ex)
{
dicSocket.Remove(userid);
//MessageBox.Show("接收服务端发送的消息出错:" + ex.ToString());
}
}