ver: mybatis demo run

src/main/java/com/example/springbootdemo/SpringbootdemoApplication.java

@@ -1,5 +1,6 @@
 package com.example.springbootdemo;
 
+import org.mybatis.spring.annotation.MapperScan;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.context.ConfigurableApplicationContext;

src/main/java/com/example/springbootdemo/controller/HelloController.java

@@ -1,5 +1,7 @@
 package com.example.springbootdemo.controller;
 
+import com.example.springbootdemo.entity.FootScanEntity;
+import com.example.springbootdemo.service.FootScanService;
 import com.example.springbootdemo.zxyTeST.sql.dao.ArmGrabRepository;
 import com.example.springbootdemo.zxyTeST.sql.dao.ColorRepository;
 import com.example.springbootdemo.zxyTeST.sql.entity.ArmGrabEntity;
@@ -8,6 +10,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.dao.EmptyResultDataAccessException;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 import java.util.List;
@@ -20,6 +23,8 @@ public class HelloController {
     ArmGrabRepository armGrabRepository;
     @Autowired
     JdbcTemplate jdbcTemplate;
+    @Autowired
+    FootScanService footScanService;
     @RequestMapping("/hello")
     public void hello() {
         List<Color> listColors = colorRepository.findByColorId(2314);
@@ -42,6 +47,10 @@ public class HelloController {
             return "hha我snull";
         }
 
+    }
+    @RequestMapping("mybatis")
+    public List<FootScanEntity> getById(@RequestParam("foot_scan_id") Long foot_scan_id) {
+        return footScanService.getFootScanById(foot_scan_id);
 
     }
 

src/main/java/com/example/springbootdemo/mapper/FootScanMapper.java

@@ -1,12 +1,18 @@
 package com.example.springbootdemo.mapper;
 
+import com.example.springbootdemo.entity.FootScanEntity;
+import org.apache.ibatis.annotations.Mapper;
 import org.springframework.stereotype.Repository;
 
+import java.util.List;
+
 /**
  * @author zhangxiaoyu
  * @version 1.0
  * @date 2021/5/31 下午5:20
  */
+@Mapper
 @Repository
 public interface FootScanMapper {
+    List<FootScanEntity> queryFootScanInfo(Long foot_scan_id);
 }

src/main/java/com/example/springbootdemo/service/FootScanService.java

@@ -0,0 +1,18 @@
+package com.example.springbootdemo.service;
+
+import com.example.springbootdemo.entity.FootScanEntity;
+import com.example.springbootdemo.mapper.FootScanMapper;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class FootScanService {
+    @Autowired
+    FootScanMapper footScanMapper;
+    public List<FootScanEntity> getFootScanById(Long foot_scan_id) {
+        return footScanMapper.queryFootScanInfo(foot_scan_id);
+    }
+
+}

src/main/resources/application-dev.yml

@@ -18,13 +18,15 @@ spring:
         login-username: zxy
         login-password: 123456
       driver-class-name: com.mysql.cj.jdbc.Driver
-      url: jdbc:mysql://192.168.2.130:3306/ceshi?zeroDateTimeBehavior=convertToNull&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
+      url: jdbc:mysql://localhost:3306/test?zeroDateTimeBehavior=convertToNull&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
       username: root
-      password: 123456
+      password:
   jpa:
     database-platform: org.hibernate.dialect.MySQL5InnoDBDialect
     open-in-view: false
   freemarker:
     cache: false
 mybatis:
-#  config-location:
+  mapper-locations: classpath:mapper/*.xml
+  configuration:
+    map-underscore-to-camel-case: true

src/main/resources/mapper/ColorMapper.xml

@@ -1,5 +0,0 @@
-<?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="">
-    <!--namespace根据自己需要创建的的mapper的路径和名称填写-->
-</mapper>

src/main/resources/mapper/FootScanMapper.xml

@@ -0,0 +1,21 @@
+<?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.example.springbootdemo.mapper.FootScanMapper">
+
+    <select id="queryFootScanInfo" resultType="com.example.springbootdemo.entity.FootScanEntity">
+        SELECT
+            *
+        FROM
+           wb_tbl_foot_scan
+        WHERE
+            foot_scan_id = #{foot_scan_id}
+	</select>
+
+
+
+
+
+</mapper>