diff --git a/pom.xml b/pom.xml
index d545cc00c459e2e302c74a07b7f53ea22551e512..dc9bfcbe6bb894d1dc47ca22831568a01cdb8986 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,6 +6,7 @@
     <modules>
         <module>swpu-spring-projects-boot</module>
         <module>swpu-spring-projects-testify</module>
+        <module>swpu-spring-projects-test</module>
     </modules>
     <parent>
         <groupId>org.springframework.boot</groupId>
@@ -48,10 +49,14 @@
     </pluginRepositories>
 
     <dependencies>
-<!--        <dependency>-->
-<!--            <groupId>org.springframework.boot</groupId>-->
-<!--            <artifactId>spring-boot-starter-data-redis</artifactId>-->
-<!--        </dependency>-->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-redis</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.commons</groupId>
+            <artifactId>commons-pool2</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
diff --git a/swpu-spring-projects-boot/pom.xml b/swpu-spring-projects-boot/pom.xml
index 615cf599d2a32de9b9b6c2fefaacfb2e3fdb7014..0acc0b7e308244a5c79af4ec0347c67693e26ff3 100644
--- a/swpu-spring-projects-boot/pom.xml
+++ b/swpu-spring-projects-boot/pom.xml
@@ -21,6 +21,7 @@
             <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
+                <version>2.5.2</version>
                 <configuration>
                     <excludes>
                         <exclude>
diff --git a/swpu-spring-projects-boot/src/main/java/com/swpu/controller/JavaSpringXiayuhaoController.java b/swpu-spring-projects-boot/src/main/java/com/swpu/controller/JavaSpringXiayuhaoController.java
new file mode 100644
index 0000000000000000000000000000000000000000..c80cdc6b5f3ec6ed4fad3cccbe33193b9f468015
--- /dev/null
+++ b/swpu-spring-projects-boot/src/main/java/com/swpu/controller/JavaSpringXiayuhaoController.java
@@ -0,0 +1,28 @@
+package com.swpu.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.awt.*;
+import java.util.Random;
+
+@RestController
+@RequestMapping(value = "/myapp")
+public class JavaSpringXiayuhaoController {
+    @GetMapping(value = ("test"))
+    public String test(@RequestParam(value = "name")String name){
+        var temp="";
+        Random r = new Random();
+        var ran =r.nextInt(3)+1;
+        if(ran == 1){
+            temp=name+"是der娃";
+        }else if (ran == 2){
+            temp=name+"是海王";
+        }else{
+            temp=name+"是聪明蛋";
+        }
+        return temp;
+    }
+}
diff --git a/swpu-spring-projects-test/pom.xml b/swpu-spring-projects-test/pom.xml
new file mode 100644
index 0000000000000000000000000000000000000000..c63031ef634eec429a6887d879fb68b2876c3c96
--- /dev/null
+++ b/swpu-spring-projects-test/pom.xml
@@ -0,0 +1,35 @@
+<?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>swpu-spring-projects</artifactId>
+        <groupId>com.swpu</groupId>
+        <version>0.0.1-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>swpu-spring-projects-test</artifactId>
+
+    <properties>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
+    </properties>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+                <version>2.5.2</version>
+                <configuration>
+                    <excludes>
+                        <exclude>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok</artifactId>
+                        </exclude>
+                    </excludes>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>
\ No newline at end of file
diff --git a/swpu-spring-projects-test/src/main/java/com/swpu/XyhSpringProjectApplication.java b/swpu-spring-projects-test/src/main/java/com/swpu/XyhSpringProjectApplication.java
new file mode 100644
index 0000000000000000000000000000000000000000..3a59ec855aaaf931c4f4d91020b2a564e621333a
--- /dev/null
+++ b/swpu-spring-projects-test/src/main/java/com/swpu/XyhSpringProjectApplication.java
@@ -0,0 +1,13 @@
+package com.swpu;
+
+import org.mybatis.spring.annotation.MapperScan;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@MapperScan({"com.swpu.dao.**"})
+@SpringBootApplication
+public class XyhSpringProjectApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(XyhSpringProjectApplication.class , args);
+    }
+}
diff --git a/swpu-spring-projects-test/src/main/java/com/swpu/controller/XyhUserController.java b/swpu-spring-projects-test/src/main/java/com/swpu/controller/XyhUserController.java
new file mode 100644
index 0000000000000000000000000000000000000000..ecef08620576f0560975e9d41817a69cd4b9af8a
--- /dev/null
+++ b/swpu-spring-projects-test/src/main/java/com/swpu/controller/XyhUserController.java
@@ -0,0 +1,167 @@
+package com.swpu.controller;
+
+import com.swpu.dao.XyhUserDao;
+import com.swpu.entity.XyhUserEntity;
+import com.swpu.util.XyhUserResult;
+import org.springframework.web.bind.annotation.*;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@RestController
+@RequestMapping(value = "/xyh/myapp")
+public class XyhUserController {
+
+    /**
+     * 帮助我们自动new SwpuUserDao
+     * 暂时只有dao层和server层通过这种方式进行new
+     */
+    @Resource
+    private XyhUserDao xyhUserDao;
+
+    @GetMapping(value = "/findAll")
+    public XyhUserResult finAll() {
+        XyhUserResult result = new XyhUserResult();
+        List<XyhUserEntity> list = null;
+        try {
+            list = xyhUserDao.findAll();
+        } catch (Exception e) {
+            result.setStatus(false);
+            result.setData(-1);
+            result.setMessage(e.getMessage());
+        }
+        if (list.isEmpty()){
+            result.setStatus(false);
+            result.setData(0);
+            result.setMessage("数据库中还没有用户！");
+        }else{
+            result.setStatus(true);
+            result.setData(list);
+            result.setMessage("查询成功！");
+        }
+        return result;
+    }
+
+    /**
+     * @param id
+     * @return
+     */
+    @GetMapping(value = "/findById")
+    public Object findById(@RequestParam(value = "id") String id) {
+        XyhUserResult result = new XyhUserResult();
+        Object i = null;
+        boolean flag =false;
+        try {
+            i = xyhUserDao.findById(id);
+            if (i == null){
+                flag = false;
+            }else{
+                flag = true;
+            }
+        } catch (Exception e) {
+            result.setStatus(false);
+            result.setData(-1);
+            result.setMessage(e.getMessage());
+        }
+        if (!flag){
+            result.setStatus(false);
+            result.setData( 0);
+            result.setMessage("不存在该用户！");
+        }else{
+            result.setStatus(true);
+            result.setData(i);
+            result.setMessage("查询成功！");
+        }
+        return result;
+    }
+
+    /**
+     * @param xyhuserentity {@link com.swpu.entity.XyhUserEntity}
+     * @return {@link com.swpu.util.XyhUserResult}
+     */
+    @PostMapping(value = "/insert")
+    public XyhUserResult insert(@RequestBody XyhUserEntity xyhuserentity) {
+        XyhUserResult result = new XyhUserResult();
+        int i = 0;
+        Object j = 0;
+        try {
+            j = xyhUserDao.findById(xyhuserentity.getId());
+        } catch (Exception e) {
+            result.setStatus(false);
+            result.setData(-1);
+            result.setMessage(e.getMessage());
+        }
+        if (j == "" | j == null) {
+            try {
+                i = xyhUserDao.insertUser(xyhuserentity);
+            } catch (Exception e) {
+                result.setStatus(false);
+                result.setData(-1);
+                result.setMessage(e.getMessage());
+            }
+            if (i > 0) {
+                result.setStatus(true);
+                result.setData(1);
+                result.setMessage("插入成功！");
+            }
+        }else{
+            result.setStatus(false);
+            result.setData(-2);
+            result.setMessage("插入失败，已存在重复用户！");
+        }
+        return result;
+    }
+
+    @PutMapping(value = "/update")
+    public XyhUserResult updateUser(@RequestBody XyhUserEntity xyhUserEntity) {
+        XyhUserResult result = new XyhUserResult();
+        int i = 0;
+        Object j = 0;
+        j = findById(xyhUserEntity.getId());
+        if (j == "" | j == null) {
+            result.setStatus(false);
+            result.setData(0);
+            result.setMessage("没有找到该用户！");
+        } else {
+            try {
+                i = xyhUserDao.updateUser(xyhUserEntity);
+            } catch (Exception e) {
+                result.setStatus(false);
+                result.setData(-1);
+                result.setMessage(e.getMessage());
+            }
+            if (i > 0) {
+                result.setStatus(true);
+                result.setData(1);
+                result.setMessage("更新成功！");
+            }
+        }
+        return result;
+    }
+
+    @DeleteMapping(value = "/delete")
+    public XyhUserResult deleteById(@RequestParam(value = "id") String id) {
+        XyhUserResult result = new XyhUserResult();
+        int i = 0;
+        Object j = findById(id);
+        if (j == "" | j == null) {
+            result.setStatus(false);
+            result.setData(0);
+            result.setMessage("不存在该用户！");
+        } else {
+            try {
+                i = xyhUserDao.deleteUserById(id);
+            } catch (Exception e) {
+                result.setStatus(false);
+                result.setData(-1);
+                result.setMessage(e.getMessage());
+            }
+            if (i > 0) {
+                result.setStatus(true);
+                result.setData(1);
+                result.setMessage("删除成功！");
+            }
+        }
+        return result;
+    }
+}
diff --git a/swpu-spring-projects-test/src/main/java/com/swpu/dao/XyhUserDao.java b/swpu-spring-projects-test/src/main/java/com/swpu/dao/XyhUserDao.java
new file mode 100644
index 0000000000000000000000000000000000000000..f536a4ef1f2f5600842be7e1bc9f289f72cab532
--- /dev/null
+++ b/swpu-spring-projects-test/src/main/java/com/swpu/dao/XyhUserDao.java
@@ -0,0 +1,15 @@
+package com.swpu.dao;
+
+import com.swpu.entity.XyhUserEntity;
+//import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+
+import java.util.List;
+
+public interface XyhUserDao {
+    XyhUserEntity findById(@Param("id1") String id);
+    List<XyhUserEntity> findAll();
+    int insertUser(XyhUserEntity xyhuserentity);
+    int updateUser(XyhUserEntity xyhuserentity);
+    int deleteUserById(@Param("id1") String id);
+}
diff --git a/swpu-spring-projects-test/src/main/java/com/swpu/entity/XyhUserEntity.java b/swpu-spring-projects-test/src/main/java/com/swpu/entity/XyhUserEntity.java
new file mode 100644
index 0000000000000000000000000000000000000000..90eec5d85124972fa80431b3e08a5a039eb509d9
--- /dev/null
+++ b/swpu-spring-projects-test/src/main/java/com/swpu/entity/XyhUserEntity.java
@@ -0,0 +1,15 @@
+package com.swpu.entity;
+
+
+import lombok.Data;
+
+/**
+ * 一个Entity对应一个数据库表和表中的字段
+ */
+
+@Data
+public class XyhUserEntity {
+    private String id;
+    private String sex;
+    private String def;
+}
diff --git a/swpu-spring-projects-test/src/main/java/com/swpu/util/XyhUserResult.java b/swpu-spring-projects-test/src/main/java/com/swpu/util/XyhUserResult.java
new file mode 100644
index 0000000000000000000000000000000000000000..8f8240dc5721fe596a495f06c2364e5a842cc519
--- /dev/null
+++ b/swpu-spring-projects-test/src/main/java/com/swpu/util/XyhUserResult.java
@@ -0,0 +1,13 @@
+package com.swpu.util;
+
+import lombok.Data;
+
+@Data
+public class XyhUserResult {
+    //操作状态
+    private boolean status;
+    //数据
+    private Object data;
+    //信息
+    private String message;
+}
diff --git a/swpu-spring-projects-test/src/main/resources/application.yml b/swpu-spring-projects-test/src/main/resources/application.yml
new file mode 100644
index 0000000000000000000000000000000000000000..c4a83dece01bd2ac8751308138039d8a4f237eb1
--- /dev/null
+++ b/swpu-spring-projects-test/src/main/resources/application.yml
@@ -0,0 +1,24 @@
+spring:
+  application:
+    name: swpu-spring-projects
+  # 数据库连接信息
+  datasource:
+    driver-class-name: com.mysql.cj.jdbc.Driver
+    url: jdbc:mysql://192.168.231.128:3306/swpu_db
+    username: root
+    password: 'root123'
+    # 数据库连接池
+    type: com.zaxxer.hikari.HikariDataSource
+    hikari:
+      maximum-pool-size: 10000
+# 项目端口
+server:
+  port: 20001
+
+# MyBatis XML 配置
+mybatis:
+  mapper-locations: classpath:mapper/**.xml
+  # 开启 驼峰支持
+  configuration:
+    map-underscore-to-camel-case: true
+
diff --git a/swpu-spring-projects-test/src/main/resources/mapper/XyhUserMapper.xml b/swpu-spring-projects-test/src/main/resources/mapper/XyhUserMapper.xml
new file mode 100644
index 0000000000000000000000000000000000000000..63ae16a42a9297df2d96c93b3909edce4b40fd94
--- /dev/null
+++ b/swpu-spring-projects-test/src/main/resources/mapper/XyhUserMapper.xml
@@ -0,0 +1,43 @@
+<!DOCTYPE mapper
+        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<!--MyBatis 通过namespace与DAO层建立联系-->
+<mapper namespace="com.swpu.dao.XyhUserDao">
+    <!-- 数据库中的字段与java实体类型建立映射关系-->
+    <resultMap type="com.swpu.entity.XyhUserEntity" id="BaseResultMap">
+        <id column="id" property="id"/>
+        <result column="sex" property="sex"/>
+        <result column="def" property="def"/>
+    </resultMap>
+    <!-- 查询，关联DAO层中的方法名为findById 的方法，resultType 对应DAO中的findById 方法前的返回值，parameterType 对应 DAO 中 findById 的参数类型-->
+
+    <select id="findById" resultType="com.swpu.entity.XyhUserEntity" parameterType="java.lang.String">
+        select *
+        from swpu_xyhtest st
+        where 1 = 1
+          and st.id = #{id1,javaType = String}
+    </select>
+
+    <select id="findAll" resultType="com.swpu.entity.XyhUserEntity">
+        select *
+        from swpu_xyhtest order by id
+    </select>
+    <insert id="insertUser" parameterType="com.swpu.entity.XyhUserEntity">
+        insert into swpu_xyhtest (id, sex, def)
+        values (#{id,javaType = String}, #{sex,javaType = String}, #{def,javaType = String})
+    </insert>
+    <update id="updateUser" parameterType="com.swpu.entity.XyhUserEntity">
+        update swpu_xyhtest
+        set id=#{id,javaType = String},
+            sex=#{sex,javaType = String },
+            def=#{def,javaType = String}
+        where id = #{id,javaType = String}
+    </update>
+
+    <delete id="deleteUserById" parameterType="java.lang.String">
+        delete
+        from swpu_xyhtest
+        where id = #{id1,javaType = String}
+    </delete>
+
+</mapper>
\ No newline at end of file