1 | import { SpanAttributes } from './attributes';
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2 | import { TraceState } from './trace_state';
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3 | /**
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4 | * @deprecated use the one declared in @opentelemetry/sdk-trace-base instead.
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5 | * A sampling decision that determines how a {@link Span} will be recorded
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6 | * and collected.
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7 | */
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8 | export declare enum SamplingDecision {
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9 | /**
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10 | * `Span.isRecording() === false`, span will not be recorded and all events
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11 | * and attributes will be dropped.
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12 | */
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13 | NOT_RECORD = 0,
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14 | /**
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15 | * `Span.isRecording() === true`, but `Sampled` flag in {@link TraceFlags}
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16 | * MUST NOT be set.
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17 | */
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18 | RECORD = 1,
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19 | /**
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20 | * `Span.isRecording() === true` AND `Sampled` flag in {@link TraceFlags}
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21 | * MUST be set.
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22 | */
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23 | RECORD_AND_SAMPLED = 2
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24 | }
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25 | /**
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26 | * @deprecated use the one declared in @opentelemetry/sdk-trace-base instead.
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27 | * A sampling result contains a decision for a {@link Span} and additional
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28 | * attributes the sampler would like to added to the Span.
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29 | */
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30 | export interface SamplingResult {
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31 | /**
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32 | * A sampling decision, refer to {@link SamplingDecision} for details.
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33 | */
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34 | decision: SamplingDecision;
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35 | /**
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36 | * The list of attributes returned by SamplingResult MUST be immutable.
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37 | * Caller may call {@link Sampler}.shouldSample any number of times and
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38 | * can safely cache the returned value.
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39 | */
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40 | attributes?: Readonly<SpanAttributes>;
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41 | /**
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42 | * A {@link TraceState} that will be associated with the {@link Span} through
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43 | * the new {@link SpanContext}. Samplers SHOULD return the TraceState from
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44 | * the passed-in {@link Context} if they do not intend to change it. Leaving
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45 | * the value undefined will also leave the TraceState unchanged.
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46 | */
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47 | traceState?: TraceState;
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48 | }
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49 | //# sourceMappingURL=SamplingResult.d.ts.map |
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