Mybatis 简单CURD

标签：config   java   web   curd   mybatis   

数据模型对象mybatis.pojo.MovieFilm.java

package mybatis.pojo;

/**
 * Created by Administrator on 2015/4/29.
 */
public class MovieFilm {
    private Long id;
    private String filmNo;
    private String filmName;
    private String language;
    private String filmDesc;

    public Long getId() {
        return id;
    }

    public void setId(Long id) {
        this.id = id;
    }

    public String getFilmNo() {
        return filmNo;
    }

    public void setFilmNo(String filmNo) {
        this.filmNo = filmNo;
    }

    public String getFilmName() {
        return filmName;
    }

    public void setFilmName(String filmName) {
        this.filmName = filmName;
    }

    public String getLanguage() {
        return language;
    }

    public void setLanguage(String language) {
        this.language = language;
    }

    public String getFilmDesc() {
        return filmDesc;
    }

    public void setFilmDesc(String filmDesc) {
        this.filmDesc = filmDesc;
    }

    @Override
    public String toString() {
        return "MovieFilm{" +
                "id=" + id +
                ", filmNo=‘" + filmNo + ‘\‘‘ +
                ", filmName=‘" + filmName + ‘\‘‘ +
                ", language=‘" + language + ‘\‘‘ +
                ", filmDesc=‘" + filmDesc + ‘\‘‘ +
                ‘}‘;
    }
}

MyBatis配置文件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>
    <settings>
        <!-- changes from the defaults for testing -->
        <setting name="cacheEnabled" value="false" />
        <setting name="useGeneratedKeys" value="true" />
        <setting name="defaultExecutorType" value="REUSE" />
    </settings>

    <typeAliases>
        <typeAlias alias="MovieFilm" type="mybatis.pojo.MovieFilm"/>
    </typeAliases>

    <environments default="development">
        <environment id="development">
            <transactionManager type="jdbc"/>
            <dataSource type="POOLED">
                <property name="driver" value="com.mysql.jdbc.Driver"/>
                <property name="url" value="jdbc:mysql://192.168.121.219:3306/test"/>
                <property name="username" value="business_dev"/>
                <property name="password" value="businessdev0722"/>
            </dataSource>
        </environment>
    </environments>

    <mappers>
        <mapper resource="mybatis/config/mappers/MovieFilmMapper.xml" />
    </mappers>

</configuration>

Mybatis Mapper配置文件MovieFilmMapper.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="movie_film">

    <insert id="insertMovieFilm" parameterType="MovieFilm">
        insert into MOVIE_FILM(ID,FILM_NO,FILM_NAME,LANGUAGE ,FILM_DESC) values(#{id},#{filmNo},#{filmName},#{language},#{filmDesc})
    </insert>

    <insert id="updateMovieFilm" parameterType="MovieFilm">
        update MOVIE_FILM set
            FILM_NO = #{filmNo},
            FILM_NAME=#{filmName},
            LANGUAGE=#{language},
            FILM_DESC=#{filmDesc}
        where id=#{id}
    </insert>

    <delete id="deleteMovieFilm" parameterType="java.lang.Long">
        delete from MOVIE_FILM where id=#{id}
    </delete>

    <select id="getAllMovieFilm" resultType="MovieFilm">
        select * from MOVIE_FILM
    </select>
</mapper>

测试类Main.java

package mybatis;

import mybatis.pojo.MovieFilm;
import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.RowBounds;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;

import java.io.IOException;
import java.io.Reader;
import java.util.List;
import java.util.Random;

public class Main {
    private static SqlSession openSqlSession(){
        SqlSessionFactory sqlSessionFactory = null;

        String resource = "mybatis/config/mybatis-config.xml";
        Reader reader = null;
        try {
            reader = Resources.getResourceAsReader(resource);
        } catch (IOException e) {
            throw new RuntimeException(e);

        }
        sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);

        SqlSession SqlSession= sqlSessionFactory.openSession();

        return SqlSession;
    }


    private static void select(){
        SqlSession sqlSession = openSqlSession();
        RowBounds rowBounds = new RowBounds(0,2);
        List<MovieFilm> list = sqlSession.selectList("movie_film.getAllMovieFilm",null,rowBounds);
        sqlSession.close();
        System.out.println(list.size());
        System.out.println(list);
    }

    private static void insert(){
        SqlSession sqlSession = openSqlSession();
        MovieFilm movieFilm = new MovieFilm();
        movieFilm.setId(new Random().nextLong());
        sqlSession.insert("movie_film.insertMovieFilm", movieFilm);
        sqlSession.commit();
        sqlSession.close();
    }

    private static void update(){
        SqlSession sqlSession = openSqlSession();
        MovieFilm movieFilm = new MovieFilm();
        movieFilm.setId(1l);
        movieFilm.setFilmNo("2");
        movieFilm.setLanguage("");
        sqlSession.update("movie_film.updateMovieFilm", movieFilm);
        sqlSession.commit();
        sqlSession.close();
    }

    private static void delete(){
        SqlSession sqlSession = openSqlSession();
        sqlSession.delete("movie_film.deleteMovieFilm",3);
        sqlSession.commit();
        sqlSession.close();
    }


    public static void main(String[] args) {
        select();

        insert();

        update();

        delete();
    }


}

pom.xml

<!--=========================== mysql =========================== -->
<dependency>
    <groupId>mysql</groupId>
    <artifactId>mysql-connector-java</artifactId>
    <version>5.1.21</version>
</dependency>

<!--=========================== mybatis =========================== -->
<dependency>
    <groupId>org.mybatis</groupId>
    <artifactId>mybatis</artifactId>
    <version>3.1.1</version>
</dependency>

Mybatis 简单CURD

标签：config   java   web   curd   mybatis   

原文地址：http://antlove.blog.51cto.com/10057557/1640277