版权声明:本人博客欢迎转载,但是请表明原链接和出处! https://blog.csdn.net/Phone_1070333541/article/details/87913064
新建一个消费者项目,仍然是添加 new module 来添加子项目。
一、pom.xml
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.1.2.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<spring-cloud.version>Finchley.RELEASE</spring-cloud.version>
</properties>
<dependencies>
<!--boot-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
<!--测试-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<!--dept的pojo类-->
<dependency>
<groupId>com.hiteamtech</groupId>
<artifactId>springcloud-api-dept</artifactId>
<version>1.0-SNAPSHOT</version>
</dependency>
<!--spring mvc-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!--feign-->
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-openfeign</artifactId>
</dependency>
<!-- Ribbon相关 -->
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-netflix-ribbon</artifactId>
</dependency>
<!--eureka相关-->
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-netflix-eureka-server</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-config</artifactId>
</dependency>
<!--热部署-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</artifactId>
</dependency>
</dependencies>
<!--spring cloud的依赖-->
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring-cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<repositories>
<repository>
<id>spring-milestones</id>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
二、application.yml
server:
port: 80
eureka:
client:
register-with-eureka: false
service-url:
defaultZone: http://www.eureka7001.com:7001/eureka/,http://www.eureka7002.com:7002/eureka/
三、controller
@RestController
public class DeptController {
@Autowired
// 这个类在 api-dept 那个项目里,代码在后面
private IDeptClientService deptClientService;
@RequestMapping("/feign/consumer/get/{id}")
public Dept get(@PathVariable("id")Long id){
return this.deptClientService.get(id);
}
@RequestMapping("/feign/consumer/list")
public List<Dept> list(){
return this.deptClientService.list();
}
@RequestMapping("/feign/consumer/add")
public Object add(Dept dept){
return this.deptClientService.add(dept);
}
}
四、配置类
@Configuration
public class ConfigBean {
@Bean
@LoadBalanced // 开启负载均衡
public RestTemplate getRestTemplate(){
return new RestTemplate();
}
}
五、启动类
@EnableFeignClients(basePackages = {"com.hiteamtech"})
@SpringBootApplication
@EnableEurekaClient
@ComponentScan("com.hiteamtech")
public class SpringcloudConsumerFeignApplication {
public static void main(String[] args) {
SpringApplication.run(SpringcloudConsumerFeignApplication.class, args);
}
}
六、修改 dept-api
1.pom.xml
<!--feign-->
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-openfeign</artifactId>
<version>2.0.0.RELEASE</version>
</dependency>
2. 添加service
注意:这里的路径必须跟 provider 的路径一致,否则会报错。
@Component
@FeignClient(value = "springcloud-dept")
public interface IDeptClientService {
@RequestMapping(value = "/dept/get/{id}",method = RequestMethod.GET)
Dept get(@PathVariable("id") long id);
@GetMapping(value = "/dept/list")
List<Dept> list();
@PostMapping(value = "/dept/add")
boolean add(Dept dept);
}