//writes variable value combination to KUKA server
public void Write_VariableValueString(String VarToWrite, String ValueToWrite)
{
Status = "";
Exception = "";
// Create Local objects
TcpClient TCP_Client;
TCP_StringHandler StringHandler = new TCP_StringHandler();
String[] StringArray_toWrite = new String[2 + 2];
String String_toWrite = "";
try
{ // Update Status texbox
Status = Status + ("Trying to connect..." + " " + DateTime.Now.TimeOfDay.ToString() + "\n");
//Create TCP client and connect
TCP_Client = new TcpClient(IP_address, Convert.ToInt32(Port));
while (TCP_Client.Connected)
{
Status = Status + ("TCP client connected" + " " + DateTime.Now.TimeOfDay.ToString() + "\n");
Status = Status + ("writing..." + " " + DateTime.Now.TimeOfDay.ToString() + "\n");
StringArray_toWrite = StringHandler.CombineStringsToArray_WriteRead(VarToWrite, ValueToWrite, "write");
String_toWrite = StringHandler.StringArrayToString(StringArray_toWrite);
byte[] bytesToSend = Encoding.ASCII.GetBytes(String_toWrite);
NetworkStream ns = TCP_Client.GetStream();
ns.Write(bytesToSend, 0, bytesToSend.Length);
String StringSent = Encoding.ASCII.GetString(bytesToSend);
Status = Status + (StringSent + " At time:" + DateTime.Now.TimeOfDay.ToString() + "\n");
String_toWrite = "";
TCP_Client.Close();
}
TCP_Client.Close();
}
catch (Exception exc)
{
//update excecption textboxes
Exception = Exception + (exc.ToString() + " " + DateTime.Now.TimeOfDay.ToString());
Exception = Exception + ("\n");
Exception = Exception + ("CHECK IS SERVER IS RUNNING AND LISTENING" + " " + DateTime.Now.TimeOfDay.ToString() + "\n");
Exception = Exception + ("CHECK IP ADDRESS" + " " + DateTime.Now.TimeOfDay.ToString() + "\n");
Exception = Exception + ("\n");
}
}
public String Read_VariableValueString(String VarToRead)
{
Status = "";
Exception = "";
// Create Local objects
TcpClient TCP_Client;
TCP_StringHandler StringHandler = new TCP_StringHandler();
clientWPFObjectHandler ObjectHandler = new clientWPFObjectHandler();
String[] StringArray_toRead = new String[2 + 2];
String[] a_ReceivedReadVarVal = new String[2 + 2];
String String_toRead = "";
try
{
Status = Status + ("Trying to connect..." + " " + DateTime.Now.TimeOfDay.ToString() + "\n");
TCP_Client = new TcpClient(IP_address, Convert.ToInt32(Port));
while (TCP_Client.Connected)
{
//Update Status TextBox
Status = Status + ("TCP client connected" + " " + DateTime.Now.TimeOfDay.ToString() + "\n");
Status = Status + ("reading..." + " " + DateTime.Now.TimeOfDay.ToString() + "\n");
// Combine strins to array using a separator
StringArray_toRead = StringHandler.CombineStringsToArray_WriteRead(VarToRead, "ReadOnly", "read");
// convert string array to string which will be sent to the Server
String_toRead = StringHandler.StringArrayToString(StringArray_toRead);
//print in a status text box variables which you want to read
Status = Status + (VarToRead + " " + DateTime.Now.TimeOfDay.ToString() + "\n");
byte[] byteToSend = Encoding.ASCII.GetBytes(String_toRead);
NetworkStream ns = TCP_Client.GetStream();
ns.Write(byteToSend, 0, byteToSend.Length);
String StringSent = Encoding.ASCII.GetString(byteToSend);
String_toRead = "";
//getting read values back from the server
try
{
byte[] bytesReceived = new byte[1024];
int i_bytesReceived = ns.Read(bytesReceived, 0, bytesReceived.Length);
String readValues = Encoding.ASCII.GetString(bytesReceived, 0, i_bytesReceived);
a_ReceivedReadVarVal = StringHandler.StringToStringArray(readValues, ',');
Status = Status + ("READ VALUES FROM THE SERVER " + DateTime.Now.TimeOfDay.ToString() + "\n");
//print in status text box read variables and values
Status = Status + (StringHandler.ReadVariableFromServer(a_ReceivedReadVarVal, 1) + DateTime.Now.TimeOfDay.ToString() + "\n");
TCP_Client.Close();
}
catch (Exception exc)
{
//Update exception TextBox
Exception = Exception + (exc.ToString() + " " + DateTime.Now.TimeOfDay.ToString());
Exception = Exception + ("CANNOT READ VALUES\n");
Exception = Exception + ("CHECK IS SERVER IS RUNNING AND LISTENING" + " " + DateTime.Now.TimeOfDay.ToString() + "\n");
Exception = Exception + ("CHECK IP ADDRESS" + " " + DateTime.Now.TimeOfDay.ToString() + "\n");
Exception = Exception + ("\n");
}
}
}
catch (Exception exc)
{
//Update exception TextBox
Exception = Exception + (exc.ToString() + " " + DateTime.Now.TimeOfDay.ToString());
Exception = Exception + ("\n");
Exception = Exception + ("CHECK IS SERVER IS RUNNING AND LISTENING" + " " + DateTime.Now.TimeOfDay.ToString() + "\n");
Exception = Exception + ("CHECK IP ADDRESS" + " " + DateTime.Now.TimeOfDay.ToString() + "\n");
Exception = Exception + ("\n");
String_toRead = "";
}
return(StringHandler.ReadVariableFromServer(a_ReceivedReadVarVal, 2));
}