protected SegmenterBase(
OnSegmentReceived onSegmentReceived,
SegmentionOptions options
)
{
OnSegmentReceived = onSegmentReceived;
Options = options;
}
public StartAndFixLengthSegmenter(
OnSegmentReceived onSegmentReceived,
byte start,
long fixedLength,
SegmentionOptions options,
SegmentExtensionDefinition?extensionDefinition = null)
: base(onSegmentReceived, options)
{
Start = start;
FixedLength = fixedLength;
ExtensionDefinition = extensionDefinition;
}
internal BetweenSegmenter(
OnSegmentReceived onSegmentReceived,
byte[] starts,
byte end,
long?maxLength,
SegmentionOptions options
)
: base(onSegmentReceived, options)
{
Starts = starts;
End = end;
MaxLength = maxLength;
}
public BetweenSegmenter(
OnSegmentReceived onSegmentReceived,
byte start,
byte end,
long?maxLength,
SegmentionOptions options
)
: base(onSegmentReceived, options)
{
Start = start;
End = end;
MaxLength = maxLength;
}
public static ISegmenter ThenDo(this ISegmentBuildDefinition builder, OnSegmentReceived onSegmentReceived)
{
if (!(builder is SegmentBuildDefinition def))
{
throw new NotSupportedException($"{builder.GetType()} is not supported");
}
ISegmenter?built =
def.EndsWith.HasValue ? (ISegmenter) new BetweenSegmenter(onSegmentReceived, def.StartsWith, def.EndsWith.Value, def.MaxLength, def.Options) :
def.Length.HasValue ? new StartAndFixLengthSegmenter(onSegmentReceived, def.StartsWith, def.Length.Value, def.Options, def.ExtensionDefinition) :
null;
if (built == null)
{
throw new NotSupportedException("Unable to Build Segmenter");
}
return(built);
}
public ISegmenter GetSegmenter(OnSegmentReceived received) => Segment.StartsWith(0x7a) .AndIsLength(12) .ExtendedWithLengthAt <ushort>(4, Endianness.Little) .WithOptions(SegmentionOptions.SkipInvalidSegment) .ThenDo(received);
public ISegmenter GetSegmenter(OnSegmentReceived thenDo) => Segment.StartsWith(Bytes._S).AndEndsWith(Bytes.Lf).ThenDo(thenDo);
public static ISegmenter ThenDo(this ISegmentBuildDefinition builder, OnSegmentReceived onSegmentReceived) =>
builder switch
{
//Task OnSegmentReceived(ReadOnlySequence<byte> segment) public ISegmenter GetSegmenter(MachineType machine, OnSegmentReceived received) => (machine == MachineType.Favero ? Segment.StartsWith(0xff).AndIsLength(10) : Segment.StartsWith(ControlCharacters.StartOfHeading).AndEndsWith(ControlCharacters.EndOfTransmission).WithMaxLength(100) ).WithOptions(SegmentionOptions.SkipInvalidSegment | SegmentionOptions.SecondStartInvalid).ThenDo(received);
