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.gitignore

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+HELP.md
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/

pom.xml

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+<?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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.bwie</groupId>
+    <artifactId>system</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>system</name>
+    <description>system</description>
+    <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>2.6.13</spring-boot.version>
+    </properties>
+    <dependencies>
+
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jdbc</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.mybatis.spring.boot</groupId>
+            <artifactId>mybatis-spring-boot-starter</artifactId>
+            <version>2.2.2</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.mysql</groupId>
+            <artifactId>mysql-connector-j</artifactId>
+            <scope>runtime</scope>
+        </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>
+    <dependencyManagement>
+        <dependencies>
+            <dependency>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-dependencies</artifactId>
+                <version>${spring-boot.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.8.1</version>
+                <configuration>
+                    <source>1.8</source>
+                    <target>1.8</target>
+                    <encoding>UTF-8</encoding>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+                <version>${spring-boot.version}</version>
+                <configuration>
+                    <mainClass>com.bwie.system.SystemApplication</mainClass>
+                    <skip>true</skip>
+                </configuration>
+                <executions>
+                    <execution>
+                        <id>repackage</id>
+                        <goals>
+                            <goal>repackage</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

src/main/java/com/bwie/system/SystemApplication.java

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+package com.bwie.system;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class SystemApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(SystemApplication.class, args);
+    }
+
+}

src/main/java/com/bwie/system/admin/Stu.java

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+package com.bwie.system.admin;
+
+import lombok.Data;
+
+@Data
+public class Stu {
+
+    private Integer stuId;
+    private String stuName;
+    private String stuSex;
+    private String stuAge;
+}

src/main/java/com/bwie/system/controller/StuController.java

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+package com.bwie.system.controller;
+
+import com.bwie.system.admin.Stu;
+import com.bwie.system.service.StuService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+@RestController
+public class StuController {
+
+
+    @Autowired
+    private StuService stuService;
+
+    @PostMapping("/findStuList")
+    public List<Stu> findStuList(){
+        return stuService.findStuList();
+    }
+}

src/main/java/com/bwie/system/mapper/StuMapper.java

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+package com.bwie.system.mapper;
+
+import com.bwie.system.admin.Stu;
+import org.apache.ibatis.annotations.Mapper;
+
+import java.util.List;
+
+@Mapper
+public interface StuMapper {
+    List<Stu> findStuList();
+
+}

src/main/java/com/bwie/system/service/Impl/StuServiceImpl.java

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+package com.bwie.system.service.Impl;
+
+import com.bwie.system.admin.Stu;
+import com.bwie.system.mapper.StuMapper;
+import com.bwie.system.service.StuService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class StuServiceImpl implements StuService {
+
+    @Autowired
+    private StuMapper stuMapper;
+
+    @Override
+    public List<Stu> findStuList() {
+        return stuMapper.findStuList();
+    }
+}

src/main/java/com/bwie/system/service/StuService.java

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+package com.bwie.system.service;
+
+import com.bwie.system.admin.Stu;
+
+import java.util.List;
+
+public interface StuService {
+    List<Stu> findStuList();
+
+}

src/main/resources/application.yml

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+# 服务器相关
+
+server:
+  port: 8080
+
+spring:
+  mvc:
+    pathmatch:
+      matching-strategy: ant_path_matcher
+  datasource:
+      driver-class-name: com.mysql.jdbc.Driver
+      url: jdbc:mysql://111.229.181.183:3306/h6_test14?serverTimezone=UTC&useUnicode=true&characterEncoding=utf-8&allowMultiQueries=true&useSSL=false
+      username: root
+      password: '@lyx8023'
+
+
+
+# mybatis
+mybatis:
+  configuration:
+    map-underscore-to-camel-case: true
+    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
+  mapper-locations: classpath*:mapper/*Mapper.xml
+  global-config:
+    db-config:
+      id-type: auto
+
+

src/main/resources/com/bawei/mapper/StuMapper.xml

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+<?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.bwie.system.mapper.StuMapper">
+
+
+    <select id="findStuList" resultType="com.bwie.system.admin.Stu">
+        select * from stu ORDER BY stu.stu_age
+    </select>
+</mapper>

src/main/resources/static/index.html

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+<html>
+<body>
+<h1>hello word!!!</h1>
+<p>this is a html page</p>
+</body>
+</html>

src/test/java/com/bwie/system/SystemApplicationTests.java

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+package com.bwie.system;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class SystemApplicationTests {
+
+    @Test
+    void contextLoads() {
+    }
+
+}