SpringCloud如何创建一个服务提供者provider

  
  
   org.springframework.boot
   spring-boot-starter-web
  
  
   org.springframework.boot
   spring-boot-starter-actuator
  
  
   org.springframework.boot
   spring-boot-devtools
   true
  
  
   com.fasterxml.jackson.datatype
   jackson-datatype-jsr310
  
  
   org.springframework.cloud
   spring-cloud-starter-eureka
  
  


  
   io.springfox
   springfox-swagger2
  
  
   io.springfox
   springfox-swagger-ui
  


  
  
   com.google.guava
   guava
  
  
   org.projectlombok
   lombok
   true
  

  
   net.logstash.logback
   logstash-logback-encoder
  
  


 

@EnableDiscoveryClient
@SpringBootApplication
public class ProviderDemoApplication {

  public static void main(String[] args) {
    SpringApplication.run(ProviderDemoApplication.class, args);
  }

}

@EnableSwagger2
@Configuration
public class SwaggerConfiguration {

  private ApiInfo apiInfo() {
    return new ApiInfoBuilder()
      .title("服务提供者 API")
      .description("提供用户信息查询")
      .termsOfServiceUrl("")
      .version("1.0.0")
      .build();
  }

  /**
   * 定义api配置.
   */
  @Bean
  public Docket api() {
    return new Docket(DocumentationType.SWAGGER_2)
      .select()
      .apis(RequestHandlerSelectors.withClassAnnotation(Api.class))
      .build()
      .apiInfo(apiInfo());
  }

}

@Controller
public class HomeController {
  @GetMapping(value = {"/api", "/"})
  public String api() {
    return "redirect:/swagger-ui.html";
  }

}

@Api
@RestController
@RequestMapping("/api/v1/users")
public class UserController{

  private List users = Lists.newArrayList(
    new User(1, "谭浩强", 100, LocalDate.now()),
    new User(2, "严蔚敏", 120, LocalDate.now()),
    new User(3, "谭浩强", 100, LocalDate.now()),
    new User(4, "James Gosling", 150, LocalDate.now()),
    new User(6, "Doug Lea", 150, LocalDate.now())
  );

  @GetMapping("/")
  public List list() {
    return users.stream()
      .map(u -> new UserVo(u.getId(), u.getName(), u.getAge(), u.getBirth()))
      .collect(Collectors.toList());
  }
}

spring:
 application:
  name: provider-demo
 jackson:
  serialization:
   WRITE_DATES_AS_TIMESTAMPS: false
  default-property-inclusion: non_null

#服务过期时间配置,超过这个时间没有接收到心跳EurekaServer就会将这个实例剔除
#注意，EurekaServer一定要设置eureka.server.eviction-interval-timer-in-ms否则这个配置无效，这个配置一般为服务刷新时间配置的三倍
#默认90s
eureka.instance.lease-expiration-duration-in-seconds: 15
#服务刷新时间配置，每隔这个时间会主动心跳一次
#默认30s
eureka.instance.lease-renewal-interval-in-seconds: 5

server:
 port: 8082


springfox:
 documentation:
  swagger:
   v2:
    path: /swagger-resources/api-docs

log:
 path: logs

management:
 security:
  enabled: false
eureka:
 client:
  serviceUrl:
   defaultZone: http://localhost:8761/eureka/


logstash:
 url: localhost:4560

<?xml version="1.0" encoding="UTF-8"?>


 
 
 

 
 
 LoggingInterceptor

  
   %d{HH:mm:ss.SSS} %X{req.remoteHost} %X{req.requestURI}
    ${appName} [%thread] %-5level %logger{36} - %msg%n
   
  
 

 
 
  
   ${log.path}/${appName}.%d{yyyy-MM-dd}.log
  
  
   %d{HH:mm:ss.SSS} ${appName} %X{req.remoteHost} %X{req.requestURI}
    %X{req.userAgent}
    %X{req.method} - [%thread] %-5level %logger{36} - %msg%n
   
  
 

 
 
  ${logstashurl}
  
 


 
  
   
   
   
  

 
 
  
   
   
  
 

mvn clean install package spring-boot:repackage

--spring.profiles.active=dev

 com.test
 provider-api
 0.0.1-SNAPSHOT

@RequestMapping("/api/v1/users")
public interface UserApi {

  @GetMapping("/")
  List list();
}

@Api
@RestController
public class UserController implements UserApi {

  private List users = Lists.newArrayList(
    new User(1, "谭浩强", 100, LocalDate.now()),
    new User(2, "严蔚敏", 120, LocalDate.now()),
    new User(3, "谭浩强", 100, LocalDate.now()),
    new User(4, "James Gosling", 150, LocalDate.now()),
    new User(6, "Doug Lea", 150, LocalDate.now())
  );

  @Override
  public List list() {
    return users.stream()
      .map(u -> new UserVo(u.getId(), u.getName(), u.getAge(), u.getBirth()))
      .collect(Collectors.toList());
  }
}