Struct zipkin::trace_context::Builder

pub struct Builder { /* private fields */ }

A builder type for TraceContexts.

Implementations

impl Builder

pub fn trace_id(&mut self, trace_id: TraceId) -> &mut Builder

Sets the trace ID of this context.

pub fn parent_id(&mut self, parent_id: SpanId) -> &mut Builder

Sets the ID of the parent span of this context.

Defaults to None.

pub fn span_id(&mut self, span_id: SpanId) -> &mut Builder

Sets the ID of the span of this context.

pub fn sampling_flags(&mut self, flags: SamplingFlags) -> &mut Builder

Sets the sampling flags for this context.

pub fn sampled(&mut self, sampled: bool) -> &mut Builder

Sets the sampling request for this context.

Defaults to None.

pub fn debug(&mut self, debug: bool) -> &mut Builder

Sets the debug flag for this request.

Defaults to false.

pub fn build(&self) -> TraceContext

Constructs a TraceContext.

Panics

Panics if trace_id or span_id was not set.

Trait Implementations

impl From<TraceContext> for Builder

fn from(c: TraceContext) -> Builder

Converts to this type from the input type.