java B2B2C 源码 Springcloud多租户电子商城系统-docker-feign(四)

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <parent>
        <artifactId>microservice-spring-cloud</artifactId>
        <groupId>com.jacky</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>microservice-consumer-movie-feign</artifactId>
    <packaging>jar</packaging>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
        <java.version>1.8</java.version>
    </properties>

    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>

        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-eureka</artifactId>
        </dependency>

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-actuator</artifactId>
        </dependency>

        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-feign</artifactId>
        </dependency>

        <!--<dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-oauth2</artifactId>
        </dependency>-->
    </dependencies>
    <build>
        <plugins>
            <plugin>
                <groupId>com.spotify</groupId>
                <artifactId>docker-maven-plugin</artifactId>
                <executions>
                    <!--设置在执行maven 的install时构建镜像-->
                    <execution>
                        <id>build-image</id>
                        <phase>install</phase>
                        <goals>
                            <goal>build</goal>
                        </goals>
                    </execution>
                </executions>
                <configuration>
                    <!--安装了docker的主机，并且打开了api remote接口设置-->
                    <dockerHost>http://192.168.6.130:5678</dockerHost> <pushImage>true</pushImage><!--设置上传镜像到私有仓库，需要docker设置指定私有仓库地址-->
                    <!--镜像名称-->
                    <imageName>${docker.repostory}/${docker.image.prefix}/${project.artifactId}:${project.version}</imageName>
                    <!--镜像的基础版本-->
                    <baseImage>java:openjdk-8-jdk-alpine</baseImage>
                    <!--镜像启动参数-->
                    <entryPoint>["java", "-jar", "/${project.build.finalName}.jar"]</entryPoint>
                    <resources>
                        <resource>
                            <targetPath>/</targetPath>
                            <directory>${project.build.directory}</directory>
                            <include>${project.build.finalName}.jar</include>
                        </resource>
                    </resources>
                </configuration>
            </plugin>
        </plugins>
    </build>
</project>

spring:
  application:
    name: microservice-consumer-movie-feign
server:
  port: 7901 eureka:
  client:
    healthcheck:
      enabled: true serviceUrl:
      defaultZone: http://jacky:admin@peer1:8761/eureka/,http://jacky:admin@peer2:8762/eureka/,http://jacky:admin@peer3:8763/eureka/  instance:
    prefer-ip-address: true instance-id: ${spring.application.name}:${spring.cloud.client.ipAddress}:${spring.application.instance_id:${server.port}}

package com.jacky.cloud.controller; import com.jacky.cloud.entity.User; import com.jacky.cloud.feign.UserFeignClient; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Value; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RestController; import org.springframework.web.client.RestTemplate; /** * Created by jacky on 2017/7/14. */ @RestController public class MovieController {

    @Autowired private UserFeignClient userFeignClient;

    @GetMapping("/movie/{id}") public User findById(@PathVariable Long id) { return this.userFeignClient.findById(id);
    }

    @GetMapping("/test") public User testPost(User user) { return this.userFeignClient.postUser(user);
    }

    @GetMapping("/test-get") public User testGet(User user) { return this.userFeignClient.getUser(user);
    }
}

package com.jacky.cloud.entity; import java.math.BigDecimal; public class User { private Long id; private String username; private String name; private Short age; private BigDecimal balance; public Long getId() { return this.id;
  } public void setId(Long id) { this.id = id;
  } public String getUsername() { return this.username;
  } public void setUsername(String username) { this.username = username;
  } public String getName() { return this.name;
  } public void setName(String name) { this.name = name;
  } public Short getAge() { return this.age;
  } public void setAge(Short age) { this.age = age;
  } public BigDecimal getBalance() { return this.balance;
  } public void setBalance(BigDecimal balance) { this.balance = balance;
  }

}

package com.jacky.cloud.feign; import com.jacky.cloud.entity.User; import org.springframework.cloud.netflix.feign.FeignClient; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestBody; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; /** * Created by jacky on 2017/7/14. */ @FeignClient("microservice-provider-user") public interface UserFeignClient { /** * 根据Id获得User
     * 两个坑：1. @GetMapping不支持   2. @PathVariable得设置value
     * @param id
     * @return */ @RequestMapping(value = "/simple/{id}", method = RequestMethod.GET) public User findById(@PathVariable("id") Long id);

    @RequestMapping(value = "/user", method = RequestMethod.POST) public User postUser(@RequestBody User user); // 该请求不会成功，只要参数是复杂对象，即使指定了是GET方法，feign依然会以POST方法进行发送请求。可能是我没找到相应的注解或使用方法错误。 // 也就是说复杂对象，feign一定要post的请求方式 @RequestMapping(value = "/get-user", method = RequestMethod.GET) public User getUser(User user);
}

package com.jacky.cloud; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; import org.springframework.cloud.netflix.eureka.EnableEurekaClient; import org.springframework.cloud.netflix.feign.EnableFeignClients; import org.springframework.context.annotation.Bean; import org.springframework.web.client.RestTemplate;

@SpringBootApplication
@EnableEurekaClient
@EnableFeignClients public class MicroserviceSimpleConsumerMovieApplication { public static void main(String[] args) {
    SpringApplication.run(MicroserviceSimpleConsumerMovieApplication.class, args);
  }
}