Uses of Interface
io.helidon.tracing.HeaderProvider

Packages that use HeaderProvider

Package	Description
io.helidon.tracing	Distributed tracing support for Helidon.
io.helidon.tracing.opentracing.spi	Open Tracing specific SPI, to add various tracers.
io.helidon.tracing.zipkin	Brave based Open Tracing implementation for an integration with Zipkin.

Uses of HeaderProvider in io.helidon.tracing

Subinterfaces of HeaderProvider in io.helidon.tracing

Modifier and Type	Interface	Description
interface	HeaderConsumer	API used to configure headers when propagating tracing information across service boundaries.

Methods in io.helidon.tracing that return HeaderProvider

Modifier and Type	Method	Description
static HeaderProvider	HeaderProvider.create(Map<String,List<String>> inboundHeaders)	Header provider from an existing map of headers (can be read only).
static HeaderProvider	HeaderProvider.empty()	Empty headers.

Methods in io.helidon.tracing with parameters of type HeaderProvider

Modifier and Type	Method	Description
Optional<SpanContext>	Tracer.extract(HeaderProvider headersProvider)	Extract parent span context from inbound request, such as from HTTP headers.
void	Tracer.inject(SpanContext spanContext, HeaderProvider inboundHeadersProvider, HeaderConsumer outboundHeadersConsumer)	Inject current span as a parent for outbound request, such as when invoking HTTP request from a client.

Uses of HeaderProvider in io.helidon.tracing.opentracing.spi

Methods in io.helidon.tracing.opentracing.spi with parameters of type HeaderProvider

Modifier and Type	Method	Description
default void	OpenTracingProvider.updateOutboundHeaders(Tracer tracer, SpanContext currentSpan, HeaderProvider inboundHeaders, HeaderConsumer outboundHeaders)	Update headers for outbound requests.

Uses of HeaderProvider in io.helidon.tracing.zipkin

Methods in io.helidon.tracing.zipkin with parameters of type HeaderProvider

Modifier and Type	Method	Description
void	ZipkinTracerProvider.updateOutboundHeaders(Tracer tracer, SpanContext currentSpan, HeaderProvider inboundHeaders, HeaderConsumer outboundHeaders)