//字符串处理函数 List<int> 如 2,6,8,9 -> 010001011
public static string ListToBinStr(List <int> intList)
{
StringBuilder sb = new StringBuilder(string.Empty);
int intMax = 0;
for (int index = 0; index < intList.Count; index++)
{
if (intMax < intList[index])
{
intMax = intList[index];
}
}
string strTmp = string.Empty;
strTmp = strTmp.PadRight(intMax, '0');
int intTmp = 0;
for (int index = 0; index < intList.Count; index++)
{
intTmp = intList[index];
strTmp = StrUtils.ReplaceSubStr(strTmp, "1", intTmp - 1);
}
return(strTmp);
}
//Udp广播发送数据
private bool SendData(UdpClient client, IPEndPoint endpoint, byte[] data, ref string strErr)
{
strErr = "";
if (endpoint == null)
{
strErr = "IPEndPoint cannot be null";
return(false);
}
if (!IsOpen)
{
strErr = "UdpClient is not opened";
return(false);
}
try
{
IsStop = false;
int sendCount = client.Send(data, data.Length, endpoint);
if (sendCount != data.Length)
{
strErr = string.Format("send data:{0} falied!{2}", StrUtils.BytesToHexStr(data), UtilityTool.GetSysErrMsg());
return(false);
}
}
catch (Exception e)
{
strErr = string.Format("UdpClient({0}) send data failed:{1}", client?.Client?.LocalEndPoint, e.Message);
return(false);
}
return(true);
}
//仿照Delphi TStringList 将“1,2,4,33,15”字符串存放到一个List<string>中，函数内部创建此List<int>
public static List <int> GetIntDelimitedList(string aSourceStr, string aDelimtedText = ",")
{
List <int> delimitedList = new List <int>();
delimitedList.Clear();
string[] strAry = aSourceStr.Split(aDelimtedText.ToCharArray());
foreach (string str in strAry)
{
delimitedList.Add(StrUtils.StrToIntDef(str, 0));
}
return(delimitedList);
}
/// <summary>
/// Udp发送数据（使用utf-8编码）
/// </summary>
/// <param name="endpoint"></param>
/// <param name="data"></param>
/// <param name="strErr"></param>
/// <returns></returns>
public bool SendData(IPEndPoint endpoint, string hexData, ref string strErr)
{
strErr = "";
if (!StrUtils.CheckIsHEXStr(hexData))
{
strErr = string.Format("{0} is not valid hex string!", hexData);
return(false);
}
byte[] buf = StrUtils.HexStrToBytes(hexData);
foreach (var client in UDPClients)
{
if (!SendData(client, endpoint, buf, ref strErr))
{
return(false);
}
}
return(true);
}
