Marc Mintel
5397309103
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31 lines
1.5 KiB
Plaintext
31 lines
1.5 KiB
Plaintext
import { Context } from '../context/types';
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import { SpanAttributes } from './attributes';
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import { Link } from './link';
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import { SamplingResult } from './SamplingResult';
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import { SpanKind } from './span_kind';
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/**
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* @deprecated use the one declared in @opentelemetry/sdk-trace-base instead.
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* This interface represent a sampler. Sampling is a mechanism to control the
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* noise and overhead introduced by OpenTelemetry by reducing the number of
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* samples of traces collected and sent to the backend.
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*/
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export interface Sampler {
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/**
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* Checks whether span needs to be created and tracked.
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*
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* @param context Parent Context which may contain a span.
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* @param traceId of the span to be created. It can be different from the
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* traceId in the {@link SpanContext}. Typically in situations when the
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* span to be created starts a new trace.
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* @param spanName of the span to be created.
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* @param spanKind of the span to be created.
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* @param attributes Initial set of SpanAttributes for the Span being constructed.
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* @param links Collection of links that will be associated with the Span to
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* be created. Typically useful for batch operations.
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* @returns a {@link SamplingResult}.
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*/
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shouldSample(context: Context, traceId: string, spanName: string, spanKind: SpanKind, attributes: SpanAttributes, links: Link[]): SamplingResult;
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/** Returns the sampler name or short description with the configuration. */
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toString(): string;
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}
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//# sourceMappingURL=Sampler.d.ts.map |