private Boolean CanHandle(ReadOnlySequence <Byte> payload, NmeaMessage parser)
{
try
{
if (parser.CanHandle(payload))
{
return(true);
}
}
catch (Exception ex)
{
_logger.LogError(ex, $"{parser.GetType().Name}.CanHandle({payload.ToString(Encoding.UTF8)}) generated the following exception:");
}
return(false);
}
private Boolean ParseSentence(ReadOnlySequence <Byte> payload, out NmeaMessage message)
{
message = default;
LineCount++;
BytesRead += payload.Length;
foreach (var parser in _parsers)
{
if (CanHandle(payload, parser))
{
if (_logger.IsEnabled(LogLevel.Trace))
{
_logger.LogTrace($"Parsing Line {LineCount} with {parser.GetType().Name}: {payload.ToString(Encoding.UTF8)}");
}
try
{
message = parser.Parse(payload);
_unparsedSequenceLength = 0;
return(true);
}
catch (Exception ex)
{
_logger.LogError(ex, $"Line {LineCount} caused {parser.GetType().Name}.Parse({payload.ToString(Encoding.UTF8)}) to generate the following exception:");
}
break;
}
}
if (_logger.IsEnabled(LogLevel.Trace))
{
_logger.LogTrace($"No parser found for Line {LineCount}: {payload.ToString(Encoding.UTF8)}");
}
_unparsedSequenceLength++;
return(false);
}