string IPortAdapter.ReadChars()
{
System.Text.StringBuilder buffer = new System.Text.StringBuilder();
bool timedOut = false;
try
{
/* There are a few messages that won't end in a NewLine,
* so we have to read one character at a time until we run out of them.
*/
do
{ // Read one char at a time until the ReadChar times out.
try
{
buffer.Append(GetCharString());
}
catch (Exception)
{
timedOut = true;
}
} while (!timedOut);
}
catch (Exception ex)
{
ServiceMain.HandleEx(ex);
throw;
}
return(buffer.ToString());
}
void CommPortDataReceived(object sender, EventArgs e)
{
/* When new data is received,
* parse the message line-by-line.
*/
IPortAdapter port = (IPortAdapter)sender;
StringBuilder buffer = new StringBuilder();
try
{
idleTimer.Stop();
#if DEBUG
System.Diagnostics.Stopwatch stopwatch = System.Diagnostics.Stopwatch.StartNew(); // This stopwatch is an attempt at performance optimization.
#endif
/* There are a few messages that won't end in a NewLine,
* so we have to read one character at a time until we run out of them.
*/
// Read one char at a time until the ReadChar times out.
try
{
buffer.Append(port.ReadChars());
}
catch (Exception)
{
#if DEBUG
stopwatch.Stop();
#endif
}
#if DEBUG
ServiceMain.AppendToLog($"Elapsed port read time: {stopwatch.ElapsedMilliseconds}");
#endif
ServiceMain.AppendToLog($"In: \t{buffer}");
CommState.RcvInput(buffer.ToString());
idleTimer.Start();
}
catch (Exception ex)
{
ServiceMain.HandleEx(ex);
throw;
}
}