@voicenter-team/mysql-dynamic-cluster/dist/src/utils/QueryTimer.js

Galera cluster with implementation of dynamic choose mysql server for queries, caching, hashing it and metrics

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.QueryTimer = void 0;
const Metrics_1 = __importDefault(require("../metrics/Metrics"));
class QueryTimer {
    /**
     * @param metric metric object where to save query time
     */
    constructor(metric) {
        this._metric = metric;
    }
    /**
     * Start counting query time
     */
    start() {
        this._timeStart = QueryTimer._getTime();
    }
    /**
     * Stop counting query time
     */
    end() {
        this._timeEnd = QueryTimer._getTime();
        this._queryTime = Math.abs(this._timeStart - this._timeEnd) / 1000;
    }
    /**
     * Set query time to Metric
     * @param options extra options for metric like pool name or service name
     */
    save(options) {
        Metrics_1.default.update(this._metric, this._queryTime, options);
    }
    /**
     * Get query time
     */
    get() {
        return this._queryTime;
    }
    /**
     * Get time now
     * @private
     */
    static _getTime() {
        return new Date().getTime();
    }
}
exports.QueryTimer = QueryTimer;
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