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BoundInstrument.ts
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/
BoundInstrument.ts
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/*
* Copyright The OpenTelemetry Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/** An Instrument for Counter Metric. */
export interface BoundCounter {
/**
* Adds the given value to the current value. Values cannot be negative.
* @param value the value to add.
*/
add(value: number): void;
}
/** ValueRecorder to report instantaneous measurement of a value. */
export interface BoundValueRecorder {
/**
* Records the given value to this value recorder.
* @param value to record.
*/
record(value: number): void;
}
/** An Instrument for Base Observer */
export interface BoundBaseObserver {
update(value: number): void;
}