/// <summary>
/// 数据订阅方法，调用此方法来进行数据订阅。
/// </summary>
public bool SendCommand(int DBHostIdx, int Idx, Double cValue)
{
DistributeItem nDi = new DistributeItem(DBHostIdx, Idx, DistributeTypeEnum.Command);
CommandItem ci = new CommandItem();
ci.DBHostIdx = DBHostIdx;
ci.TagID = Idx;
ci.Value = cValue;
m_Entity.Add(nDi, ci);
//获取实时服务器Id
string realHostID = TCacheHostDetailDAL.Instance.GetCacheHostIdByDbHostId(DBHostIdx);
nDi.realHostID = realHostID;
CommunicationManager.Instance.CommandSockets[realHostID].SendCommand(ci, nDi);
ci.LastSendTime = DateTime.Now;
ci.SendCount++;
PageLogger.RecordDebugLog(String.Format("Send Command HostID:{0}, RequestID:{1}, LastSendTime :{2} sendcount:{3}",
realHostID,
ci.TagID,
ci.LastSendTime,
ci.SendCount));
return true;
}
/// <summary>
/// 得到请求的内容
/// </summary>
/// <param name="ids"></param>
/// <returns></returns>
public Byte[] GetCommandContent(CommandItem item, DistributeItem rhi)
{
int contentLen = 39 + 4 + 4 + 8 + 4 + 4;
Byte[] buffer = new Byte[contentLen];
Encoding.ASCII.GetBytes("{" + rhi.DistributeId.ToString() + "}").CopyTo(buffer, 0);
BitConverter.GetBytes(item.TagID).CopyTo(buffer, 39);
BitConverter.GetBytes(item.DBHostIdx).CopyTo(buffer, 39 + 4);
BitConverter.GetBytes(item.Value).CopyTo(buffer, 39 + 4 + 4);
BitConverter.GetBytes(item.CmdType).CopyTo(buffer, 39 + 4 + 4 + 8);
BitConverter.GetBytes(item.DataLen).CopyTo(buffer, 39 + 4 + 4 + 8 + 4);
return buffer;
}
public void SendCommand(CommandItem ci, DistributeItem rhi)
{
Byte[] buffer = GetCommandBytes(ci, rhi);
SendData(buffer);
}
//protected byte[] GetData(byte[] buffer)
//{
// ConnectServer();
// try
// {
// SocketClient.Send(buffer);
// int length = 0;
// List<byte[]> list = new List<byte[]>();
// while (true)
// {
// Byte[] part = new Byte[2000];
// int n = 0;
// n = SocketClient.Receive(part);
// if (n > 12)
// length += n;
// if (n <= 12)
// {
// byte[] result = new byte[length];
// int index = 0;
// list.ForEach(item =>
// {
// Array.Copy(item, 0, result, index, item.Length);
// index += item.Length;
// });
// //Array.Copy(part, 0, result, index, n);
// return result;
// }
// Byte[] aBytes = new Byte[n];
// Array.Copy(part, 0, aBytes, 0, n);
// list.Add(aBytes);
// }
// }
// catch (Exception ex)
// {
// DisconnectServer();
// ConnectServer();
// throw ex;
// }
//}
//1、 控制输出报文
//ProcID char[39] 请求的标识
//TagID int 测点TagID
//DBHostIdx int 测点所在的数据中心Idx
//Value double 输出值
//CmdType int 输出类型，保留用，默认0
//DataLen int 额外数据长度，保留用，默认0
//Data var 额外数据，保留用，DataLen为0时，该数据不存在
/// <summary>
/// 得到请求包
/// </summary>
/// <param name="ids"></param>
/// <returns></returns>
public Byte[] GetCommandBytes(CommandItem item, DistributeItem rhi)
{
Byte[] buffer = GetCommandContent(item, rhi);
buffer = AppendCommandHeader(buffer);
return buffer;
}