bigquery-client/dist/core/Pool.js

A feature-rich Node.js client for Google BigQuery with support for CRUD operations, transactions, query building, and advanced features like aggregate functions, pagination, and logging.

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Pool = void 0;
const errors_1 = require("../errors");
const constants_1 = require("../config/constants");
class Pool {
    constructor(config = {}) {
        this.config = Object.assign(Object.assign({}, constants_1.DEFAULT_POOL_CONFIG), config);
        this.metrics = {
            activeConnections: 0,
            waitingRequests: 0,
            totalQueries: 0
        };
    }
    acquire() {
        return __awaiter(this, void 0, void 0, function* () {
            if (this.metrics.activeConnections >= this.config.max) {
                throw new errors_1.ConnectionError('Connection pool exhausted');
            }
            this.metrics.activeConnections++;
            this.metrics.totalQueries++;
            // Implement connection acquisition logic
            return {};
        });
    }
    release(connection) {
        return __awaiter(this, void 0, void 0, function* () {
            this.metrics.activeConnections--;
            // Implement connection release logic
        });
    }
    getMetrics() {
        return this.metrics;
    }
    healthCheck() {
        return __awaiter(this, void 0, void 0, function* () {
            try {
                // Implement health check logic
                return true;
            }
            catch (error) {
                return false;
            }
        });
    }
    reset() {
        this.metrics = {
            activeConnections: 0,
            waitingRequests: 0,
            totalQueries: 0
        };
    }
}
exports.Pool = Pool;