kafka-ts
Version:
**KafkaTS** is a Apache Kafka client library for Node.js. It provides both a low-level API for communicating directly with the Apache Kafka cluster and high-level APIs for publishing and subscribing to Kafka topics.
43 lines (42 loc) • 1.86 kB
JavaScript
;
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.FetchManager = void 0;
const tracer_1 = require("../utils/tracer");
const fetcher_1 = require("./fetcher");
const trace = (0, tracer_1.createTracer)('FetchManager');
class FetchManager {
options;
fetchers;
constructor(options) {
this.options = options;
const { fetch, process, nodeAssignments } = this.options;
this.fetchers = nodeAssignments.map(({ nodeId, assignment }) => new fetcher_1.Fetcher({ nodeId, assignment, fetch, process }));
}
async start() {
try {
await Promise.all(this.fetchers.map((fetcher) => fetcher.loop()));
}
finally {
await this.stop();
}
}
async stop() {
return Promise.all(this.fetchers.map((fetcher) => fetcher.stop()));
}
}
exports.FetchManager = FetchManager;
__decorate([
trace(() => ({ root: true })),
__metadata("design:type", Function),
__metadata("design:paramtypes", []),
__metadata("design:returntype", Promise)
], FetchManager.prototype, "start", null);