SpringCloud--消费模块

1. 消费者模块搭建：
   1. 

   2. <?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</artifactId>
          <groupId>com.model</groupId>
          <version>1.0-SNAPSHOT</version>
        </parent>
      
        <modelVersion>4.0.0</modelVersion>
      
        <artifactId>springcloud001-provider-payment8001</artifactId>
        <!-- FIXME change it to the project's website -->
        <url>http://www.example.com</url>
      
        <properties>
          <maven.compiler.source>8</maven.compiler.source>
          <maven.compiler.target>8</maven.compiler.target>
        </properties>
        <dependencies>
          <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
          </dependency>
      
          <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-actuator</artifactId>
          </dependency>
          <dependency>
            <groupId>org.mybatis.spring.boot</groupId>
            <artifactId>mybatis-spring-boot-starter</artifactId>
          </dependency>
          <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid-spring-boot-starter</artifactId>
          </dependency>
          <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
          </dependency>
      
          <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-jdbc</artifactId>
          </dependency>
          <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-devtools</artifactId>
            <scope>runtime</scope>
            <optional>true</optional>
          </dependency>
          <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
          </dependency>
          <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
          </dependency>
        </dependencies>
      
      </project>

   3. server:
        port: 80
      spring:
        application:
          name: springcloud002-consumer-order80

   4. package com.model;
      
      import org.springframework.boot.SpringApplication;
      import org.springframework.boot.autoconfigure.SpringBootApplication;
      
      /**
       * @Description:测试类
       * @Author: 张紫韩
       * @Crete 2021/9/6 13:30
       */
      @SpringBootApplication
      public class Order80Main {
          public static void main(String[] args) {
              SpringApplication.run(Order80Main.class,args);
          }
      }

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   6. 

2. 完成远程服务的调用

   1. 

   2. 

   3. 

   4. package com.model.controller;
      
      import com.model.pojo.CommonResult;
      import com.model.pojo.Payment;
      import com.model.service.PaymentService;
      import lombok.extern.slf4j.Slf4j;
      import org.springframework.stereotype.Controller;
      import org.springframework.web.bind.annotation.*;
      
      import javax.annotation.Resource;
      
      /**
       * @Description:测试类
       * @Author: 张紫韩
       * @Crete 2021/9/5 23:28
       */
      @RestController
      @Slf4j
      @RequestMapping("/payment")
      public class PaymentController {
          @Resource
          private PaymentService paymentService;
      
          @PostMapping("/create")
      //    @RequestBody : Post请求时接受json格式的参数
          public CommonResult create(@RequestBody Payment payment){
              Integer result = paymentService.create(payment);
              log.info("插入结果："+result);
              if (result>0){
                  return new CommonResult(200,"插入成功",result);
              }
              return new CommonResult(444,"插入失败",null);
          }
      
          @GetMapping("/getById/{id}")
          public CommonResult getPaymentById(@PathVariable("id")Long id){
              Payment payment = paymentService.getPaymentById(id);
              log.info("查询结果："+payment.toString());
              if (payment!=null){
                  return new CommonResult(200,"查询成功",payment);
              }
              return new CommonResult(444,"查询失败",null);
          }
      }

   5. package com.model.controller;
      
      import com.model.pojo.CommonResult;
      import com.model.pojo.Payment;
      import lombok.extern.slf4j.Slf4j;
      import org.springframework.web.bind.annotation.*;
      import org.springframework.web.client.RestTemplate;
      
      import javax.annotation.Resource;
      
      /**
       * @Description:测试类
       * @Author: 张紫韩
       * @Crete 2021/9/6 14:13
       */
      @RestController
      @Slf4j
      @RequestMapping("/consumer")
      public class OrderController {
      
          public static  final String PAYMENT_URL="http://localhost:8001";
          @Resource
          private RestTemplate restTemplate;
      
      //    通过消费者订单模块，调用支付模块的controller
          @GetMapping("/payment/create")
          public CommonResult<Payment> create(Payment payment){
      
              log.info("参数："+payment);
              return restTemplate.postForObject(PAYMENT_URL+"/payment/create", payment, CommonResult.class);
          }
          @GetMapping("/payment/getById/{id}")
          public CommonResult<Payment> get(@PathVariable()Long id){
              return restTemplate.getForObject(PAYMENT_URL+"/payment/getById/"+id, CommonResult.class);
          }
      }

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