@opentelemetry/sdk-metrics
Version:
66 lines • 2.14 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.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.InMemoryMetricExporter = void 0;
const core_1 = require("@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).
*/
class InMemoryMetricExporter {
_shutdown = false;
_aggregationTemporality;
_metrics = [];
constructor(aggregationTemporality) {
this._aggregationTemporality = aggregationTemporality;
}
/**
* @inheritedDoc
*/
export(metrics, resultCallback) {
// Avoid storing metrics when exporter is shutdown
if (this._shutdown) {
setTimeout(() => resultCallback({ code: core_1.ExportResultCode.FAILED }), 0);
return;
}
this._metrics.push(metrics);
setTimeout(() => resultCallback({ code: core_1.ExportResultCode.SUCCESS }), 0);
}
/**
* Returns all the collected resource metrics
* @returns ResourceMetrics[]
*/
getMetrics() {
return this._metrics;
}
forceFlush() {
return Promise.resolve();
}
reset() {
this._metrics = [];
}
selectAggregationTemporality(_instrumentType) {
return this._aggregationTemporality;
}
shutdown() {
this._shutdown = true;
return Promise.resolve();
}
}
exports.InMemoryMetricExporter = InMemoryMetricExporter;
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