def join(self, operation_name, format, carrier):
if format == Format.BINARY:
return self._binary_propagator.join(operation_name, carrier)
elif format == Format.TEXT_MAP:
return self._text_propagator.join(operation_name, carrier)
else:
raise UnsupportedFormatException()
def inject(self, span, format, carrier):
if format == Format.BINARY:
self._binary_propagator.inject(span, carrier)
elif format == Format.TEXT_MAP:
self._text_propagator.inject(span, carrier)
else:
raise UnsupportedFormatException()
def inject(self, span_context, format, carrier):
codec = self.codecs.get(format, None)
if codec is None:
raise UnsupportedFormatException(format)
if isinstance(span_context, Span):
# be flexible and allow Span as argument, not only SpanContext
span_context = span_context.context
if not isinstance(span_context, SpanContext):
raise ValueError('Expecting Jaeger SpanContext, not %s',
type(span_context))
codec.inject(span_context=span_context, carrier=carrier)
def extract(self, format, carrier):
codec = self.codecs.get(format, None)
if codec is None:
raise UnsupportedFormatException(format)
return codec.extract(carrier)
def extract(self, format, carrier):
if format in self._propagators:
return self._propagators[format].extract(carrier)
else:
raise UnsupportedFormatException()
def inject(self, span_context, format, carrier):
if format in self._propagators:
self._propagators[format].inject(span_context, carrier)
else:
raise UnsupportedFormatException()