Ò»SpringCloudÊ·ÉÏ×îÏêϸ΢·þÎñ¼Ü¹¹+ϵͳ¼Ü¹¹µÄÑݱä

| ±È½ÏÏî   | RESTful    | RPC         |
| -------- | ---------- | ----------- |
| ͨѶЭÒé | HTTP       | Ò»°ãʹÓÃTCP |
| ÐÔÄÜ     | ÂÔµÍ       | ½Ï¸ß        |
| Áé»î¶È   | ¸ß         | µÍ          |
| Ó¦Óà     | ΢·þÎñ¼Ü¹¹ | SOA¼Ü¹¹     |

Hoxton.SR9
2020-11-09
Spring Cloud Starter Build Hoxton.SR9
Spring Cloud Aws 2.2.5.RELEASE
Spring Cloud Vault 2.2.6.RELEASE
Spring Cloud Sleuth 2.2.6.RELEASE
Spring Cloud Contract 2.2.5.RELEASE
Spring Cloud Kubernetes 1.1.7.RELEASE
Spring Cloud Config 2.2.6.RELEASE
Spring Cloud Openfeign 2.2.6.RELEASE
Spring Cloud Commons 2.2.6.RELEASE
Spring Cloud Zookeeper 2.2.4.RELEASE
Spring Cloud Consul 2.2.5.RELEASE
Spring Cloud Gcp 1.2.6.RELEASE
Spring Cloud Netflix 2.2.6.RELEASE
Spring Cloud Gateway 2.2.6.RELEASE
Spring Cloud Cli 2.2.3.RELEASE
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Ô­ÎÄÁ´½Ó£ºhttps://blog.csdn.net/m0_62246061/article/details/127910666
 

<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">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.zking</groupId>
    <artifactId>springcloud-alibaba</artifactId>
    <version>1.0-SNAPSHOT</version>
    <packaging>pom</packaging>
    <!--ÒÀÀµ°æ±¾µÄËø¶¨-->
   <properties>
        <java.version>1.8</java.version>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
        <spring-boot.version>2.3.2.RELEASE</spring-boot.version>
        <spring-cloud.version>Hoxton.SR9</spring-cloud.version>
        <spring-cloud-alibaba.version>2.2.6.RELEASE</spring-cloud-alibaba.version>
    </properties>

    <dependencyManagement>
        <dependencies>
            <!-- SpringBoot ÒÀÀµÅäÖà -->
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-dependencies</artifactId>
                <version>${spring-boot.version}</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>
        </dependencies>

    </dependencyManagement>
</project>

<?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>springcloud-alibaba</artifactId>
        <groupId>com.zking</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>shop-common</artifactId>

    <!--ÒÀÀµ-->
    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-jpa</artifactId>
        </dependency>
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
        </dependency>
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>1.2.56</version>
        </dependency>
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>5.1.6</version>
        </dependency>
    </dependencies>

</project>

//Óû§
@Entity(name = "shop_user")//ʵÌåÀà¸úÊý¾Ý±íµÄ¶ÔÓ¦
@Data//²»ÔÙȥдsetºÍget·½·¨
public class User {
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)//Êý¾Ý¿â×ÔÔö
    private Integer uid;//Ö÷¼ü
    private String username;//̞
    private String password;//ÃÜÂë
    private String telephone;//ÊÖ»úºÅ
}

//ÉÌÆ·
@Entity(name = "shop_product")
@Data
public class Product {
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Integer pid;//Ö÷¼ü

    private String pname;//ÉÌÆ·Ãû³Æ
    private Double pprice;//ÉÌÆ·¼Û¸ñ
    private Integer stock;//¿â´æ
}

//¶©µ¥
@Entity(name = "shop_order")
@Data
public class Order {
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Long oid;//¶©µ¥id

    //Óû§
    private Integer uid;//Óû§id
    private String username;//̞

    //ÉÌÆ·
    private Integer pid;//ÉÌÆ·id
    private String pname;//ÉÌÆ·Ãû³Æ
    private Double pprice;//ÉÌÆ·µ¥¼Û

    //ÊýÁ¿
    private Integer number;//¹ºÂòÊýÁ¿
}

<?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>springcloud-alibaba</artifactId>
        <groupId>com.zking</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>shop-user</artifactId>

    <dependencies>
        <!--springboot-web-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <!--shop-common-->
        <dependency>
            <groupId>com.zking</groupId>
            <artifactId>shop-common</artifactId>
            <version>1.0-SNAPSHOT</version>
        </dependency>
    </dependencies>

</project>

@SpringBootApplication
public class UserApplication {

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

server:
  port: 8071
spring:
  application:
    name: service-user
  datasource:
    driver-class-name: com.mysql.jdbc.Driver
    url: jdbc:mysql:///shop?serverTimezone=UTC&useUnicode=true&characterEncoding=utf-8&useSSL=true
    username: root
    password: sasa
  jpa:
    properties:
      hibernate:
        hbm2ddl:
          auto: update
        dialect: org.hibernate.dialect.MySQL5InnoDBDialect

<?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>springcloud-alibaba</artifactId>
        <groupId>com.zking</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>shop-product</artifactId>
    <dependencies>
        <!--springboot-web-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <!--shop-common-->
        <dependency>
            <groupId>com.zking</groupId>
            <artifactId>shop-common</artifactId>
            <version>1.0-SNAPSHOT</version>
        </dependency>
    </dependencies>
</project>

@SpringBootApplication
public class ProductApplication {
    public static void main(String[] args) {
        SpringApplication.run(ProductApplication.class);
    }
}

server:
  port: 8081
spring:
  application:
    name: service-product
  datasource:
    driver-class-name: com.mysql.jdbc.Driver
    url: jdbc:mysql:///shop?serverTimezone=UTC&useUnicode=true&characterEncoding=utf-8&useSSL=true
    username: root
    password: sasa
  jpa:
    properties:
      hibernate:
        hbm2ddl:
          auto: update
        dialect: org.hibernate.dialect.MySQL5InnoDBDialect

public interface ProductDao extends JpaRepository<Product, Integer> {
}

package com.zking.service.impl;

@Service
public class ProductServiceImpl implements ProductService {

    @Autowired
    private ProductDao productDao;

    @Override
    public Product findByPid(Integer pid) {
        return productDao.findById(pid).get();
    }

}

package com.zking.controller;

@RestController
@Slf4j
public class ProductController {
    @Autowired
    private ProductService productService;
    //ÉÌÆ·ÐÅÏ¢²éѯ
    @RequestMapping("/product/{pid}")
    public Product product(@PathVariable("pid") Integer pid) {
        log.info("½ÓÏÂÀ´Òª½øÐÐ{}ºÅÉÌÆ·ÐÅÏ¢µÄ²éѯ", pid);
        Product product = productService.findByPid(pid);
        log.info("ÉÌÆ·ÐÅÏ¢²éѯ³É¹¦,ÄÚÈÝΪ{}", JSON.toJSONString(product));
        return product;
    }

}

INSERT INTO shop_product VALUE(NULL,'СÃ×','1000','5000');
INSERT INTO shop_product VALUE(NULL,'»ªÎª','2000','5000');
INSERT INTO shop_product VALUE(NULL,'Æ»¹û','3000','5000');
INSERT INTO shop_product VALUE(NULL,'OPPO','4000','5000');

<?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>springcloud-alibaba</artifactId>
        <groupId>com.zking</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>shop-order</artifactId>
    <dependencies>
        <!--springboot-web-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <!--shop-common-->
        <dependency>
            <groupId>com.zking</groupId>
            <artifactId>shop-common</artifactId>
            <version>1.0-SNAPSHOT</version>
        </dependency>
    </dependencies>

</project>

package com.zking;

@SpringBootApplication
public class OrderApplication {

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

server:
  port: 8091
spring:
  application:
    name: service-order
  datasource:
    driver-class-name: com.mysql.jdbc.Driver
    url: jdbc:mysql:///shop?serverTimezone=UTC&useUnicode=true&characterEncoding=utf-8&useSSL=true
    username: root
    password: sasa
  jpa:
    properties:
      hibernate:
        hbm2ddl:
          auto: update
        dialect: org.hibernate.dialect.MySQL5InnoDBDialect

package com.zking.dao;

public interface OrderDao extends JpaRepository<Order, Integer> {
}

package com.zking.service.impl;

@Service
public class OrderServiceImpl implements OrderService {

    @Autowired
    private OrderDao orderDao;

    @Override
    public void createOrder(Order order) {
        orderDao.save(order);
    }

}

package com.zking;

@SpringBootApplication
public class OrderApplication {

    public static void main(String[] args) {
        SpringApplication.run(OrderApplication.class);
    }
    @Bean
    public RestTemplate getRestTemplate() {
        return new RestTemplate();
    }
}

package com.zking.controller;

@RestController
@Slf4j
public class OrderController {

    @Autowired
    private RestTemplate restTemplate;

    @Autowired
    private OrderService orderService;

    //×¼±¸Âò1¼þÉÌÆ·
    @GetMapping("/order/prod/{pid}")
    public Order order(@PathVariable("pid") Integer pid) {
        log.info(">>¿Í»§Ïµ¥£¬ÕâʱºòÒªµ÷ÓÃÉÌƷ΢·þÎñ²éѯÉÌÆ·ÐÅÏ¢");
		//ͨ¹ýrestTemplateµ÷ÓÃÉÌƷ΢·þÎñ
        Product product = restTemplate.getForObject(
                "http://localhost:8081/product/" + pid, Product.class);
        log.info(">>ÉÌÆ·ÐÅÏ¢,²éѯ½á¹û:" + JSON.toJSONString(product));
        Order order = new Order();
        order.setUid(1);
        order.setUsername("²âÊÔÓû§");
        order.setPid(product.getPid());
        order.setPname(product.getPname());
        order.setPprice(product.getPprice());
        order.setNumber(1);
        orderService.createOrder(order);
        return order;
    }
}