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Fixed threading issue on nmea data not yet parsed

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This commit is contained in:
mort5161 2014-07-28 17:31:58 -07:00
parent cb952b24be
commit 1222526371
1 changed files with 13 additions and 6 deletions
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19
src/NmeaParser.Shared/NmeaDevice.cs
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@ -26,6 +26,7 @@ namespace NmeaParser
{
public abstract class NmeaDevice : IDisposable
{
private object lockObject = new object();
private string message = "";
private Stream m_stream;
System.Threading.CancellationTokenSource tcs;
@ -88,14 +89,20 @@ namespace NmeaParser
private void OnData(byte[] data)
{
var nmea = System.Text.Encoding.UTF8.GetString(data, 0, data.Length);
message += nmea;
var lineEnd = message.IndexOf("\n");
if (lineEnd > -1)
string line = null;
lock (lockObject)
{
string line = message.Substring(0, lineEnd);
message = message.Substring(lineEnd).Trim();
ProcessMessage(line.Trim());
message += nmea;
var lineEnd = message.IndexOf("\n");
if (lineEnd > -1)
{
line = message.Substring(0, lineEnd).Trim();
message = message.Substring(lineEnd).Trim();
}
}
if (!string.IsNullOrEmpty(line))
ProcessMessage(line);
}
private void ProcessMessage(string p)