spring-boot-starter-feign

• spring boot
• feign

dependency

<dependency>
    <groupId>xyz.lxie</groupId>
    <artifactId>spring-boot-starter-feign</artifactId>
    <version>${starter-feign.version}</version>
</dependency>

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usage

// 1. EnableFeignClients
@SpringBootApplication
@EnableFeignClients
public class Main {
    public static void main(String[] args) {
       SpringApplication.run(Application.class, args);
   }
}

// 2. @FeignClient
// or @FeignClient("https://api.github.com")
@FeignClient("${api.github}")
public interface GitHub {
    @RequestLine("GET /repos/{owner}/{repo}/contributors")
    List<Contributor> contributors(@Param("owner") String owner, @Param("repo") String repo);

    @Data
    class Contributor {
        String login;
        int contributions;
    }
}

// 3. usage
@Autowired
private GitHub github;

@Test
public void testGithub() {
   github.contributors("xiegang", "spring-boot-starter-feign").forEach(contributor -> {
       System.out.println(contributor.login + " (" + contributor.contributions + ")");
   });
}

See details: FeignAutoConfiguration