// <summary>
/// 添加一个字节数组到待发送消息队列
/// </summary>
/// <param name="news"></param>
public static void AddSendNews(Byte[] news1, Byte[] news2, Byte[] news3, Byte[] news4, Byte[] news5, Byte[] news6)
{
waitToSendBytes.Enqueue(MessageProtocol.AddBytes(MessageProtocol.AddBytes(news1, news2, news3), MessageProtocol.AddBytes(news4, news5, news6)));
}
/// <summary>
/// 接收消息、解码并存储在 “待执行的功能块队列” 中
/// 并发执行
/// </summary>
private static void ReceiveNewsFormServer()
{
//开始接收返回值
Byte[] realDataReceived = new Byte[0];
FunctionWords functionWords = new FunctionWords();
try
{
//开始读取，遇到结束标识跳出
while (true)
{
//确保头部四字节数据完整
while (realDataReceived.Length < 4)
{
Byte[] RecvArray = new Byte[bufferSize]; //用于存放接收信息
int dataLengthInFact = clientSocket.Receive(RecvArray); //接收信息
if (dataLengthInFact <= 0) //服务器主动断开连接
{
errorTimes++;
if (errorTimes > 3)
{
MessageBox.Show("远程服务器主动退出,立即中断操作。错误:7");
return;
}
}
else
{
errorTimes = 0;
}
realDataReceived = MessageProtocol.AddBytes(realDataReceived, RecvArray.Take(dataLengthInFact).ToArray());
}
BlockInformation blockInformation = realDataReceived.ReadBlockInformation(0);
//确保尾部数据完整
while (realDataReceived.Length < blockInformation.lengthOfAll)
{
Byte[] RecvArray = new Byte[bufferSize]; //用于存放接收信息
int dataLengthInFact = clientSocket.Receive(RecvArray); //接收信息
realDataReceived = MessageProtocol.AddBytes(realDataReceived, RecvArray.Take(dataLengthInFact).ToArray());
}
switch (blockInformation.blockKind)
{
case BlockKind.Start:
functionWords.functionKind = blockInformation.functionKind;
break;
case BlockKind.Txt: //读取字符串
functionWords.stringList.Add(realDataReceived.ToTxt(4, blockInformation.LengthOfValue));
break;
case BlockKind.Image:
functionWords.bitmapList.Add(realDataReceived.ToBitmap(4, blockInformation.LengthOfValue));
break;
case BlockKind.File: //预留接口
Console.WriteLine("文件传输功能尚未开放，错误:8");
break;
case BlockKind.End: //读取到块结尾，说明一个功能语句读取完毕
receivedFunctionWords.Enqueue(functionWords);
functionWords = new FunctionWords();
break;
}
realDataReceived = realDataReceived.Skip(blockInformation.lengthOfAll).ToArray(); //去除字节数组中已经读过的部分
}
}
catch (Exception ex)
{
MessageBox.Show("连接错误，异常信息:9" + ex.Message);
return;
}
}
// <summary>
/// 添加一个字节数组到待发送消息队列
/// </summary>
/// <param name="news"></param>
public static void AddSendNews(Byte[] news1, Byte[] news2)
{
waitToSendBytes.Enqueue(MessageProtocol.AddBytes(news1, news2));
}