public void close()
{
byte[] frameHeader = new byte[] { (byte)0x00 };
byte[] frameLength = intToBytes(4);
byte[] frameCmd = new byte[] { (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x03 };
byte[] frameEnd = new byte[] { (byte)0xff };
byte[] frame1 = arrayJoin(frameHeader, frameLength);
byte[] frame2 = arrayJoin(frame1, frameCmd);
byte[] frame = arrayJoin(frame2, frameEnd);
socket.Send(frame);
while (true)
{
byte[] receiveFrameHeader = new byte[1];
socket.Receive(receiveFrameHeader);
byte[] receiveFrameLength = new byte[4];
socket.Receive(receiveFrameLength);
int length = byteToInt(receiveFrameLength); //命令+内容长度
length -= 4; //内容长度
byte[] receiveCommand = new byte[4];
socket.Receive(receiveCommand);
if (length > 0) //有内容
{
byte[] receiveContent = new byte[length];
socket.Receive(receiveContent);
//string content = receiveContent.ToString();
string content = Encoding.UTF8.GetString(receiveContent, 0, length);
TaskProgress taskProgress = new TaskProgress();
JObject contentJObject = JObject.Parse(content);
taskProgress.TASK_ID = (string)contentJObject["TASK_ID"];
taskProgress.SUB_TASK_ID = (string)contentJObject["SUB_TASK_ID"];
taskProgress.PROGRESS_CUR = (int)contentJObject["PROGRESS_CUR"];
taskProgress.PROGRESS_TOTAL = (int)contentJObject["PROGRESS_TOTAL"];
taskProgress.STATUS_CODE = (string)contentJObject["STATUS_CODE"];
taskProgress.STATUS_TEXT = (string)contentJObject["STATUS_TEXT"];
}
byte[] receiveFrameEnd = new byte[1];
socket.Receive(receiveFrameEnd);
byte[] endCommand = new byte[] { 0x00, 0x00, 0xff, 0xff };
if (byteArrayEquals(endCommand, receiveCommand))
{
break;
}
}
if (socket != null)
{
socket.Close();
}
if (serverSocket != null)
{
serverSocket.Close();
}
}
public void communicate(BackgroundWorker worker, int port)
{
try
{
socket = serverSocket.Accept(); //等待用户连接
List <String> attachmentsList = new List <string>();
//byte[] b = new byte[1024];
//OutputStream outputStream = socket.getOutputStream();
byte[] frameHeader = new byte[] { (byte)0x00 };
byte[] frameLength = intToBytes(4);
byte[] frameCmd = new byte[] { (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00 };
byte[] frameEnd = new byte[] { (byte)0xff };
byte[] frame1 = arrayJoin(frameHeader, frameLength);
byte[] frame2 = arrayJoin(frame1, frameCmd);
byte[] frame = arrayJoin(frame2, frameEnd);
socket.Send(frame);
while (true)
{
byte[] receiveFrameHeader = new byte[1];
socket.Receive(receiveFrameHeader);
byte[] receiveFrameLength = new byte[4];
socket.Receive(receiveFrameLength);
int length = byteToInt(receiveFrameLength); //命令+内容长度
length -= 4; //内容长度
byte[] receiveCommand = new byte[4];
socket.Receive(receiveCommand);
byte[] attachmentCommand = new byte[] { 0x00, 0x00, 0x00, 0x02 }; //附件名报文命令
byte[] progressCommand = new byte[] { 0x00, 0x00, 0x00, 0x01 }; //进度报文命令
byte[] attachmentEndCommand = new byte[] { 0x00, 0x00, 0x00, 0x03 }; //附件名传送结束命令
if (byteArrayEquals(receiveCommand, attachmentCommand))
{
if (length > 0) //有附件内容
{
byte[] attachmentContent = new byte[length];
socket.Receive(attachmentContent);
string content = Encoding.UTF8.GetString(attachmentContent, 0, length);
attachmentsList.Add(content);
}
}
if (byteArrayEquals(receiveCommand, progressCommand))
{
if (length > 0) //有内容
{
byte[] receiveContent = new byte[length];
socket.Receive(receiveContent);
//string content = receiveContent.ToString();
string content = Encoding.UTF8.GetString(receiveContent, 0, length);
TaskProgress taskProgress = new TaskProgress();
JObject contentJObject = JObject.Parse(content);
taskProgress.TASK_ID = (string)contentJObject["TASK_ID"];
taskProgress.SUB_TASK_ID = (string)contentJObject["SUB_TASK_ID"];
taskProgress.PROGRESS_CUR = (int)contentJObject["PROGRESS_CUR"];
taskProgress.PROGRESS_TOTAL = (int)contentJObject["PROGRESS_TOTAL"];
taskProgress.STATUS_CODE = (string)contentJObject["STATUS_CODE"];
taskProgress.STATUS_TEXT = (string)contentJObject["STATUS_TEXT"];
worker.ReportProgress(taskProgress.PROGRESS_CUR, taskProgress.STATUS_TEXT);
}
}
byte[] receiveFrameEnd = new byte[1];
socket.Receive(receiveFrameEnd);
byte[] endCommand = new byte[] { 0x00, 0x00, 0xff, 0xff };
if (byteArrayEquals(endCommand, receiveCommand))
{
socket.Close();
serverSocket.Close();
break;
}
if (byteArrayEquals(attachmentEndCommand, receiveCommand))
{
break;
}
}
if (attachmentsList.Count > 0)
{
DownloadFileForm downloadFileForm = new DownloadFileForm(attachmentsList, this);
downloadFileForm.ShowDialog();
}
}
finally
{
if (socket != null)
{
socket.Close();
}
if (serverSocket != null)
{
serverSocket.Close();
}
}
}
public void downloadFile(BackgroundWorker worker, String FileName)
{
byte[] frameHeader = new byte[] { (byte)0x00 };
byte[] downloadFileBytes = System.Text.Encoding.UTF8.GetBytes(FileName);
byte[] frameLength = intToBytes(downloadFileBytes.Length + 4);
byte[] frameCmd = new byte[] { (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x02 }; //通知客户端下载文件
byte[] frameEnd = new byte[] { (byte)0xff };
byte[] frame1 = arrayJoin(frameHeader, frameLength);
byte[] frame2 = arrayJoin(frame1, frameCmd);
byte[] frame3 = arrayJoin(frame2, downloadFileBytes);
byte[] frame = arrayJoin(frame3, frameEnd);
socket.Send(frame);
while (true)
{
byte[] receiveFrameHeader = new byte[1];
socket.Receive(receiveFrameHeader);
byte[] receiveFrameLength = new byte[4];
socket.Receive(receiveFrameLength);
int length = byteToInt(receiveFrameLength); //命令+内容长度
length -= 4; //内容长度
byte[] receiveCommand = new byte[4];
socket.Receive(receiveCommand);
byte[] progressCommand = new byte[] { 0x00, 0x00, 0x00, 0x01 }; //进度报文命令
byte[] attachmentEndCommand = new byte[] { 0x00, 0x00, 0x00, 0x03 }; //附件名传送结束命令
byte[] fileDownloadEndCommand = new byte[] { 0x00, 0x00, 0x00, 0x04 }; //文件已进行下载命令
if (length > 0) //有内容
{
byte[] receiveContent = new byte[length];
socket.Receive(receiveContent);
//string content = receiveContent.ToString();
string content = Encoding.UTF8.GetString(receiveContent, 0, length);
TaskProgress taskProgress = new TaskProgress();
JObject contentJObject = JObject.Parse(content);
taskProgress.TASK_ID = (string)contentJObject["TASK_ID"];
taskProgress.SUB_TASK_ID = (string)contentJObject["SUB_TASK_ID"];
taskProgress.PROGRESS_CUR = (int)contentJObject["PROGRESS_CUR"];
taskProgress.PROGRESS_TOTAL = (int)contentJObject["PROGRESS_TOTAL"];
taskProgress.STATUS_CODE = (string)contentJObject["STATUS_CODE"];
taskProgress.STATUS_TEXT = (string)contentJObject["STATUS_TEXT"];
worker.ReportProgress(taskProgress.PROGRESS_CUR, taskProgress.STATUS_TEXT);
}
byte[] receiveFrameEnd = new byte[1];
socket.Receive(receiveFrameEnd);
/* byte[] endCommand = new byte[] { 0x00, 0x00, 0xff, 0xff };
* if (byteArrayEquals(endCommand, receiveCommand))
* {
* socket.Close();
* serverSocket.Close();
* break;
* }*/
if (byteArrayEquals(fileDownloadEndCommand, receiveCommand))
{
break;
}
}
}