46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
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/**
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* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
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* SPDX-License-Identifier: Apache-2.0.
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*/
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#pragma once
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#include <aws/core/utils/memory/stl/AWSMap.h>
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#include <aws/core/utils/memory/stl/AWSString.h>
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#include <smithy/Smithy_EXPORTS.h>
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namespace smithy {
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namespace components {
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namespace tracing {
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/**
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* A container that starts a async measurement
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* that has virtual function to stop it.
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*/
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class SMITHY_API GaugeHandle {
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public:
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virtual ~GaugeHandle() = default;
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/**
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* Stop the measurement of the gauge.
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*/
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virtual void Stop() = 0;
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};
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/**
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* Measures the current instantaneous value. Is used in
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* the implementation of a gauge handle to take an actual
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* measurement.
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*/
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class SMITHY_API AsyncMeasurement {
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public:
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virtual ~AsyncMeasurement() = default;
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/**
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* A Functional interface of recording a value.
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* @param value the value of the measurement.
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* @param attributes the attributes or dimensions associate with this measurement.
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*/
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virtual void Record(double value, const Aws::Map<Aws::String, Aws::String> &attributes) = 0;
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};
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}
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}
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}
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