mybatis project change

mybatis_train/src/main/java/com/pojo/entity/AccountEntity.java

@@ -5,6 +5,6 @@ import lombok.Data;
 @Data
 public class AccountEntity {
     private Integer id;
-    private String name;
-    private Double money;
+    private String user_name;
+    private Double balance;
 }

mybatis_train/src/main/resources/jdbc.properties

@@ -0,0 +1,4 @@
+jdbc.driver=com.mysql.cj.jdbc.Driver
+jdbc.url=jdbc:mysql://47.110.156.18:3306/sczn_eshop_test1?zeroDateTimeBehavior=convertToNull&useUnicode=true&autoReconnect=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
+jdbc.username=sczn
+jdbc.password=sczn159357

mybatis_train/src/main/resources/mapper/AccountMapper.xml

@@ -2,6 +2,6 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.mapper.AccountMapper">
     <select id="findAll" resultType="com.pojo.entity.AccountEntity">
-        select id,name,money from account
+        select id,user_name,balance from account
     </select>
 </mapper>

mybatis_train/src/main/resources/mybatisConfig.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF8" ?>
+<!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-config.dtd">
+<configuration>
+    <!--数据源的配置信息会单独放在jdbc.properties文件中，这里加载到mybatis配置文件来，使用的时候用EL表达式${}-->
+    <properties resource="jdbc.properties"></properties>
+    <!--    核心配置信息-->
+    <environments default="xmq_config">
+        <!--        数据库相关配置-->
+        <environment id="xmq_config">
+            <!--            事务控制类型 connection对象-->
+            <transactionManager type="JDBC"></transactionManager>
+            <!--            数据库连接参数 连接池-->
+            <dataSource type="org.apache.ibatis.datasource.pooled.PooledDataSourceFactory">
+                <property name="driver" value="${jdbc.driver}"/>
+                <property name="url" value="${jdbc.url}"/>
+                <property name="username" value="${jdbc.username}"/>
+                <property name="password" value="${jdbc.password}"/>
+            </dataSource>
+        </environment>
+    </environments>
+    <!--    Mapper文件注册-->
+    <mappers>
+        <mapper resource="mapper/AccountMapper.xml"/>
+    </mappers>
+</configuration>

mybatis_train/src/test/java/Test1.java

@@ -1,8 +1,22 @@
+import com.pojo.entity.AccountEntity;
+import org.apache.ibatis.io.Resources;
+import org.apache.ibatis.session.SqlSession;
+import org.apache.ibatis.session.SqlSessionFactory;
+import org.apache.ibatis.session.SqlSessionFactoryBuilder;
 import org.junit.Test;
 
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.List;
+
 public class Test1 {
 
     @Test
-    public void test() {
+    public void test() throws IOException {
+        InputStream resourceAsStream = Resources.getResourceAsStream("mybatisConfig.xml");
+        SqlSessionFactory build = new SqlSessionFactoryBuilder().build(resourceAsStream);
+        SqlSession sqlSession = build.openSession();
+        List<AccountEntity> objects = sqlSession.selectList("com.mapper.AccountMapper.findAll");
+        sqlSession.close();
     }
 }