@opencensus/core
Version:
OpenCensus is a toolkit for collecting application performance and behavior data.
71 lines • 2.53 kB
JavaScript
;
/**
* Copyright 2019, OpenCensus 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
*
* http://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.metricProducerManagerInstance = void 0;
const validations_1 = require("../../common/validations");
/**
* Keeps a set of MetricProducer that is used by exporters to determine the
* metrics that need to be exported.
*/
class BaseMetricProducerManager {
constructor() {
this.metricProducers = new Set();
}
/** Gets the instance. */
static get instance() {
return this.singletonInstance || (this.singletonInstance = new this());
}
/**
* Adds the MetricProducer to the manager if it is not already present.
*
* @param metricProducer The MetricProducer to be added to the manager.
*/
add(metricProducer) {
validations_1.validateNotNull(metricProducer, 'metricProducer');
if (!this.metricProducers.has(metricProducer)) {
this.metricProducers.add(metricProducer);
}
}
/**
* Removes the MetricProducer to the manager if it is present.
*
* @param metricProducer The MetricProducer to be removed from the manager.
*/
remove(metricProducer) {
validations_1.validateNotNull(metricProducer, 'metricProducer');
this.metricProducers.delete(metricProducer);
}
/**
* Clears all MetricProducers.
*/
removeAll() {
this.metricProducers.clear();
}
/**
* Returns all registered MetricProducers that should be exported.
*
* This method should be used by any metrics exporter that automatically
* exports data for MetricProducer registered with the MetricProducerManager.
*
* @return {Set<MetricProducer>} The Set of MetricProducers.
*/
getAllMetricProducer() {
return this.metricProducers;
}
}
exports.metricProducerManagerInstance = BaseMetricProducerManager.instance;
//# sourceMappingURL=metric-producer-manager.js.map