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1import { Counter, Histogram } from 'prom-client';
2import { RabbitmqClient } from './RabbitmqClient';
3import { RabbitmqConsumerConfig, RabbitmqClientConfig } from './RabbitmqConfig';
4import { RepliesConsume } from './RabbitmqClient';
5import { RabbitmqConsumerHandler, Message } from './RabbitmqConsumerHandler';
6export declare class RabbitmqConsumer extends RabbitmqClient {
7 consumeFailuresDelayed: Counter.Internal;
8 consumeFailuresDLQ: Counter.Internal;
9 consumeFailures: Counter.Internal;
10 consumeDurationHistogram: Histogram.Internal;
11 protected consumerConfig: RabbitmqConsumerConfig;
12 protected messageHandler: RabbitmqConsumerHandler;
13 constructor(clientConfig: RabbitmqClientConfig, name: string, consumerConfig: RabbitmqConsumerConfig, handler: RabbitmqConsumerHandler);
14 init(): Promise<void>;
15 /**
16 * Subscribe to a queue
17 */
18 subscribe(queueName: string, consumerConfig: RabbitmqConsumerConfig): Promise<RepliesConsume>;
19 handleMessage(message: Message): Promise<void>;
20 sendMessageToDlq(message: Message): void;
21 sendMessageToDelayedQueue(message: Message, retriesCount: number, e: Error): void;
22 stringyifyMessageContent(message: Message): string;
23 /**
24 *
25 * @param retriesCount number
26 * @reutrn number in milliseconds
27 */
28 getTtl(retriesCount?: number): number;
29 allowRetry(retriesCount: number): boolean;
30 close(): Promise<void>;
31}