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25 lines
781 B
Go
25 lines
781 B
Go
// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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package aggregate // import "go.opentelemetry.io/otel/sdk/metric/internal/aggregate"
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import (
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"context"
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"go.opentelemetry.io/otel/attribute"
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"go.opentelemetry.io/otel/sdk/metric/exemplar"
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)
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// DropReservoir returns a [FilteredReservoir] that drops all measurements it is offered.
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func DropReservoir[N int64 | float64]() FilteredExemplarReservoir[N] { return &dropRes[N]{} }
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type dropRes[N int64 | float64] struct{}
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// Offer does nothing, all measurements offered will be dropped.
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func (r *dropRes[N]) Offer(context.Context, N, []attribute.KeyValue) {}
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// Collect resets dest. No exemplars will ever be returned.
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func (r *dropRes[N]) Collect(dest *[]exemplar.Exemplar) {
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*dest = (*dest)[:0]
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}
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