Mybaits-从零开始-Hello World（暂不考虑命名规范化）

1、mybatis-config.xml

<?xml version="1.0" encoding="UTF-8" ?>  
<!DOCTYPE configuration  
  PUBLIC "-//mybatis.org//DTD Config 3.0//EN"  
  "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
    <!-- 对事务的管理和连接池的配置 -->
    <environments default="development">
        <environment id="development">
            <transactionManager type="JDBC" />
            <dataSource type="POOLED">
                <property name="driver" value="oracle.jdbc.driver.OracleDriver" />
                <property name="url"
                    value="jdbc:oracle:thin:@192.168.0.131:1521:portal" />
                <property name="username" value="mybatis" />
                <property name="password" value="mybatis" />
            </dataSource>
        </environment>
    </environments>


    <!-- mapping 文件路径配置 -->
    <mappers>
        <mapper resource="com/myOrg/deptUseMapper.xml" />
    </mappers>
</configuration>

2、deptUseMapper.xml

<?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.myOrg.deptUseMapper">
    <select id="getDeptUserByID"  resultType="com.myOrg.DeptUserDomain">
        select * from deptUser where id='46df5041-5fe2-4bce-aaa1-9031ab929df4'
    </select>
    <insert id="save" parameterType="com.myOrg.DeptUserDomain">
        insert into deptUser value(1,2,3)
    </insert>
</mapper>

3、DeptUserDomain.java

package com.myOrg;

import java.sql.Date;

public class DeptUserDomain {
    String name;
    Date hireDate;
    float salary;
    String id;
    
    public void setId(String id) {
        this.id = id;
    }
    public String getId() {
        return id;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public Date getHireDate() {
        return hireDate;
    }
    public void setHireDate(Date hireDate) {
        this.hireDate = hireDate;
    }
    public float getSalary() {
        return salary;
    }
    public void setSalary(float salary) {
        this.salary = salary;
    }
    
    
}

4、DeptUserOpt.java

package com.myOrg;

import org.apache.ibatis.session.SqlSession;

public class DeptUserOpt {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        SqlSession session=DeptUserUtil.getSession();
        DeptUserDomain domain=session.selectOne("com.myOrg.deptUseMapper.getDeptUserByID");
        System.out.println(domain.getName());
        session.commit();
        session.close();
    }

}

5、DeptUserUtil.java

package com.myOrg;

import org.apache.ibatis.session.SqlSession;

public class DeptUserOpt {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        SqlSession session=DeptUserUtil.getSession();
        DeptUserDomain domain=session.selectOne("com.myOrg.deptUseMapper.getDeptUserByID");
        System.out.println(domain.getName());
        session.commit();
        session.close();
    }

}

6、目录

7、数据表

8、运行结果