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Circuit Breaker in Reactive Microservices

Deepika Sahu answered on December 15, 2022 Popularity 9/10 Helpfulness 1/10

answer Circuit Breaker in Reactive Microservices

Circuit Breaker in Reactive Microservices

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package hello;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import reactor.core.publisher.Mono;

import org.springframework.cloud.client.circuitbreaker.ReactiveCircuitBreaker;
import org.springframework.cloud.client.circuitbreaker.ReactiveCircuitBreakerFactory;
import org.springframework.stereotype.Service;
import org.springframework.web.reactive.function.client.WebClient;

@Service
public class BookService {

  private static final Logger LOG = LoggerFactory.getLogger(BookService.class);


  private final WebClient webClient;
  private final ReactiveCircuitBreaker readingListCircuitBreaker;

  public BookService(ReactiveCircuitBreakerFactory circuitBreakerFactory) {
    this.webClient = WebClient.builder().baseUrl("http://localhost:8090").build();
    this.readingListCircuitBreaker = circuitBreakerFactory.create("recommended");
  }

  public Mono<String> readingList() {
    return readingListCircuitBreaker.run(webClient.get().uri("/recommended").retrieve().bodyToMono(String.class), throwable -> {
      LOG.warn("Error making request to book service", throwable);
      return Mono.just("Cloud Native Java (O'Reilly)");
    });
  }
}COPY

Popularity 9/10 Helpfulness 1/10 Language whatever

Source: spring.io

Tags: circuit-breaker microservices reactive whatever

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Contributed on Dec 15 2022

Deepika Sahu

0 Answers Avg Quality 2/10

Circuit Breaker in Reactive Microservices

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