| 1 | "use strict";
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| 2 | Object.defineProperty(exports, "__esModule", { value: true });
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| 3 | const Database_1 = require("./Database");
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| 4 | const MySQLConnection_1 = require("./MySQLConnection");
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| 5 | const MySQL = require("mysql");
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| 6 | const instance_1 = require("./instance");
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| 7 | class MySQLDatabase extends Database_1.Database {
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| 8 | constructor() {
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| 9 | super();
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| 10 | this.cluster = MySQL.createPoolCluster();
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| 11 | }
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| 12 | escape(query) {
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| 13 | return MySQL.escape(query);
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| 14 | }
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| 15 | _addNode(nodeID, config) {
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| 16 | instance_1.getApplicationLogger().trace(`Adding node to connection pool: "${nodeID}"`);
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| 17 | this.cluster.add(nodeID, config);
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| 18 | }
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| 19 | _removeNode(nodeID) {
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| 20 | instance_1.getApplicationLogger().trace(`Removing node to connection pool: "${nodeID}"`);
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| 21 | this.cluster.remove(nodeID);
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| 22 | }
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| 23 | _getConnection(query, requireWriteAccess) {
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| 24 | instance_1.getApplicationLogger().trace(`Querying connection pool for "${query}".`);
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| 25 | return new Promise((resolve, reject) => {
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| 26 | let instantationStack = new Error().stack;
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| 27 | this.cluster.getConnection(query, (error, connection) => {
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| 28 | if (error) {
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| 29 | reject(error);
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| 30 | return;
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| 31 | }
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| 32 | resolve(new MySQLConnection_1.MySQLConnection(connection, instantationStack, !requireWriteAccess));
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| 33 | });
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| 34 | });
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| 35 | }
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| 36 | }
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| 37 | exports.MySQLDatabase = MySQLDatabase;
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| 38 | |
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