@opentelemetry/sdk-metrics
Version:
63 lines • 2.38 kB
JavaScript
/*
* 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.
*/
import { ExportResultCode } from '@opentelemetry/core';
/**
* In-memory Metrics Exporter is a Push Metric Exporter
* which accumulates metrics data in the local memory and
* allows to inspect it (useful for e.g. unit tests).
*/
var InMemoryMetricExporter = /** @class */ (function () {
function InMemoryMetricExporter(aggregationTemporality) {
this._shutdown = false;
this._metrics = [];
this._aggregationTemporality = aggregationTemporality;
}
/**
* @inheritedDoc
*/
InMemoryMetricExporter.prototype.export = function (metrics, resultCallback) {
// Avoid storing metrics when exporter is shutdown
if (this._shutdown) {
setTimeout(function () { return resultCallback({ code: ExportResultCode.FAILED }); }, 0);
return;
}
this._metrics.push(metrics);
setTimeout(function () { return resultCallback({ code: ExportResultCode.SUCCESS }); }, 0);
};
/**
* Returns all the collected resource metrics
* @returns ResourceMetrics[]
*/
InMemoryMetricExporter.prototype.getMetrics = function () {
return this._metrics;
};
InMemoryMetricExporter.prototype.forceFlush = function () {
return Promise.resolve();
};
InMemoryMetricExporter.prototype.reset = function () {
this._metrics = [];
};
InMemoryMetricExporter.prototype.selectAggregationTemporality = function (_instrumentType) {
return this._aggregationTemporality;
};
InMemoryMetricExporter.prototype.shutdown = function () {
this._shutdown = true;
return Promise.resolve();
};
return InMemoryMetricExporter;
}());
export { InMemoryMetricExporter };
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