cloud-provider-payment8001微服务提供者支付Module模块

短命女 2023-10-05 11:48 33阅读 0赞

> **1、建cloud-provider-payment8001**  
> 创建完成后请回到父工程查看pom文件变化  
>   
> **2、改Moudle的POM文件**

<?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>springcloud2020</artifactId>
            <groupId>com.sl.springcloud</groupId>
            <version>1.0-SNAPSHOT</version>
        </parent>
        <modelVersion>4.0.0</modelVersion>
    
        <artifactId>cloud-provider-payment8001</artifactId>
        <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>
                <version>1.1.10</version>
            </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>
                <optional>true</optional>
            </dependency>
    
            
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-test</artifactId>
                <scope>test</scope>
            </dependency>
    
    
        </dependencies>
    
    
    </project>

> **3、写YML**

server:
      port: 8001
    
    
    spring:
      application:
        name: cloud-payment-service
      datasource:
        type: com.alibaba.druid.pool.DruidDataSource
        driver-class-name: org.gjt.mm.mysql.Driver
        url: jdbc:mysql://localhost:3306/springcloud?useUnicode=true&characterEncoding=utf-8&useSSL=false
        username: root
        password: xxxx
    
    mybatis:
      mapperLocations: classpath:mapper/*.xml
      type-aliases-package: com.sl.springcloud.Entity

> **4、主启动**  
> ![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIxMDQwNTU5_size_16_color_FFFFFF_t_70_pic_center]  
> **5、业务类**  
> ①先建表  
> ![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzIxMDQwNTU5_size_16_color_FFFFFF_t_70_pic_center 1]  
> ②entitles

package com.sl.springcloud.Entity;
    
    /**
     * 用来将后台返回的值格式化为json字符串，展示给前台。
     */
    public class CommonResult<T> {
        
        private Integer code;
        private String message;
        private T data;
    
        public CommonResult(Integer code, String message, T data) {
        
            this.code = code;
            this.message = message;
            this.data = data;
        }
    
        public CommonResult(Integer code, String message) {
        
            this.code = code;
            this.message = message;
        }
    
        public CommonResult() {
        
    
        }
    
        public Integer getCode() {
        
            return code;
        }
    
        public void setCode(Integer code) {
        
            this.code = code;
        }
    
        public String getMessage() {
        
            return message;
        }
    
        public void setMessage(String message) {
        
            this.message = message;
        }
    
        public T getData() {
        
            return data;
        }
    
        public void setData(T data) {
        
            this.data = data;
        }
    
    
    }

package com.sl.springcloud.Entity;
    
    import java.io.Serializable;
    
    public class payment implements Serializable {
        
        private Long id;
        private String serial;
    
        public payment() {
        
        }
    
        public payment(Long id, String serial) {
        
            this.id = id;
            this.serial = serial;
        }
    
        public Long getId() {
        
            return id;
        }
    
        public void setId(Long id) {
        
            this.id = id;
        }
    
        public String getSerial() {
        
            return serial;
        }
    
        public void setSerial(String serial) {
        
            this.serial = serial;
        }
    }

> ③3.dao

package com.sl.springcloud.Dao;
    
    import com.sl.springcloud.Entity.payment;
    import org.apache.ibatis.annotations.Mapper;
    
    @Mapper
    public interface PaymentDao {
        
    
        public int create(payment p);
        public payment getPaymentById(Long id);
    }

<?xml version="1.0" encoding="UTF-8"?>
    <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
    
    <mapper namespace="com.sl.springcloud.Dao.PaymentDao">
    
    
    
    
        <insert id="create" parameterType="payment" useGeneratedKeys="true" keyProperty="id">
        insert  into payment(serial) values(${serial});
        </insert>
    
        <select id="getPaymentById" parameterType="Long" resultMap="BaseResultMap">
            select * from payment where id=#{id};
        </select>
    
        <resultMap id="BaseResultMap" type="com.sl.springcloud.Entity.payment" >
            <id  column="id" property="id" jdbcType="BIGINT"/>
            <id column="serial" property="serial" jdbcType="VARCHAR"/>
        </resultMap>
    
    </mapper>

> ④service

package com.sl.springcloud.Service;
    
    import com.sl.springcloud.Entity.payment;
    import org.apache.ibatis.annotations.Param;
    
    public interface PaymentService {
        
        public int create(payment p); //写
    
        public payment getPaymentById(@Param("id") Long id);  //读取
    
    }

@Service
    public class PaymentServiceImpl implements PaymentService {
        
    
        @Resource
        PaymentDao paymentDao;
    
        @Override
        public int create(payment p) {
        
            return paymentDao.create(p);
        }
    
        @Override
        public payment getPaymentById(Long id) {
        
            return paymentDao.getPaymentById(id);
        }
    }

> ⑤controller

@RestController
    @Slf4j
    public class PaymentController {
        
        @Resource
        private PaymentService paymentService;
    
    
    @PostMapping(value = "/payment/create")
        public CommonResult create(payment p){
        
            int result=paymentService.create(p);
            log.info("****插入结果："+result);
    
            if (result>0){
        
                return  new CommonResult(200,"插入数据库成功",result);
            }else {
        
                return  new CommonResult(444,"插入数据库失败",null);
            }
    
        }
    
        @GetMapping(value = "/payment/get/{id}")
        public  CommonResult getPaymentById(@PathVariable("id") Long id){
        
    
                payment p=paymentService.getPaymentById(id);
                log.info("查询结果----："+p);
                if (p!=null){
        
    
                    return  new CommonResult(200,"查询成功",p);
                }else {
        
                    return new CommonResult(444,"没有对应记录，查询ID："+id,null);
                }
    
    
    
    
        }
    
    }

> **6、测试**  
> http://localhost:8001/payment/get/31  
>   
> postman模拟post测试http://localhost:8001/payment/create?serial=“gaga”

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