[SSM完整项目]仿豆瓣优秀电影评分系统

这是我写的第二个SSM完整的小项目，是一个优秀电影推荐推荐系统，分享出来供大家交流分享。

项目结构目录

项目主要运行截图

项目的主页面

信息展示页面(所有电影显示列表)

增加优秀电影页面

查看优秀电影页面

修改优秀电影页面

删除优秀电影

项目的主要配置文件(类似于上一个SSM项目)

spring-dao数据库持久层配置文件

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:context="http://www.springframework.org/schema/context"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
        https://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/context
        https://www.springframework.org/schema/context/spring-context.xsd">

    <!--1、关联数据库文件-->
    <context:property-placeholder location="classpath:database.properties"/>
    <!--2、连接池-->
    <!--
    C3p0：自动化操作（自动化的加载配置文件,并且可以自动设置到对象中）
    jdbc：半自动化操作，不能自动连接
    druid：
    hikari：
    -->
    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
        <property name="driverClass" value="${driver}"/>
        <property name="jdbcUrl" value="${url}"/>
        <property name="user" value="${user}"/>
        <property name="password" value="${password}"/>

        <!--c3p0的私有属性-->
        <property name="maxPoolSize" value="30"/>
        <property name="minPoolSize" value="10"/>
        <!--关闭连接后不能自动连接commit-->
        <property name="autoCommitOnClose" value="false"/>
        <!--获取连接超时时间，10秒-->
        <property name="checkoutTimeout" value="10000"/>
        <!--当前获取连接失败的次数-->
        <property name="acquireRetryAttempts" value="2"/>
    </bean>
    <!-- 3.配置SqlSessionFactory对象 -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <!-- 注入数据库连接池 -->
        <property name="dataSource" ref="dataSource"/>
        <!-- 配置MyBaties全局配置文件:mybatis-config.xml -->
        <property name="configLocation" value="classpath:mybatis-config.xml"/>
        <!-- 扫描pojo包 使用别名 -->
        <property name="typeAliasesPackage" value="com.mengxiaoyu.pojo"/>
        <!-- 扫描sql配置文件:mapper需要的xml文件 -->
        <property name="mapperLocations" value="classpath:mapper/*.xml"/>
    </bean>

    <!-- 4.配置扫描Dao接口包，动态实现Dao接口，注入到spring容器中 -->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <!-- 注入sqlSessionFactory -->
        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
        <!-- 给出需要扫描Dao接口包 -->
        <property name="basePackage" value="com.mengxiaoyu.dao"/>
    </bean>

</beans>

spring-mvc层配置文件

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:mvc="http://www.springframework.org/schema/mvc"
       xmlns:context="http://www.springframework.org/schema/context"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
        https://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/mvc
        http://www.springframework.org/schema/mvc/spring-mvc.xsd
        http://www.springframework.org/schema/context
        https://www.springframework.org/schema/context/spring-context.xsd">
    <!--1、注解驱动-->
    <mvc:annotation-driven/>
    <!--2、静态资源过滤器-->
    <mvc:default-servlet-handler/>


    <!-- 3、扫描包：controller -->
    <context:component-scan base-package="com.mengxiaoyu.controller"/>
    <!-- 4、视图解析器  -->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <!--前缀-->
        <property name="prefix" value="/WEB-INF/pages/"/>
        <!--后缀-->
        <property name="suffix" value=".jsp"/>
    </bean>

</beans>

spring-service业务层配置

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:context="http://www.springframework.org/schema/context"
       xmlns:tx="http://www.springframework.org/schema/tx"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
    http://www.springframework.org/schema/beans/spring-beans.xsd
    http://www.springframework.org/schema/context
    http://www.springframework.org/schema/context/spring-context.xsd
    http://www.springframework.org/schema/tx
    http://www.springframework.org/schema/tx/spring-tx.xsd">
    <!-- 扫描service包下所有使用注解的类型 -->
    <context:component-scan base-package="com.mengxiaoyu.service" />

    <!-- 配置事务管理器 -->
    <bean id="transactionManager"
          class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <!-- 注入数据库连接池 -->
        <property name="dataSource" ref="dataSource" />
    </bean>
    <!-- 配置基于注解的声明式事务 -->
    <tx:annotation-driven transaction-manager="transactionManager" />
</beans>

项目核心类

FilmController控制跳转类

package com.mengxiaoyu.controller;

import com.mengxiaoyu.pojo.Film;
import com.mengxiaoyu.service.FilmService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import java.util.List;
import java.util.Map;

@RequestMapping("filmController")
@Controller
public class FilmController {
    
    

    @Autowired
    private FilmService filmService;

    @RequestMapping("getAllFilm")
    public String getAllFilm(Map<String, List<Film>> map) {
    
    
        List<Film> films = filmService.queryAllFilm();
        map.put("films", films);
        return "homePage";
    }

    @ResponseBody
    @RequestMapping("addFilm")
    public String addFilm(Film film) {
    
    
        //加入数据库，看返回值决定是否成功
        int i = filmService.addFilm(film);
        if (i > 0) {
    
    
            return "success";
        } else {
    
    
            return "error";
        }
    }

    @ResponseBody
    @RequestMapping("deleteFilmById")
    public String deleteFilmById(int id) {
    
    
        int i = filmService.deleteFilmById(id);
        if (i > 0) {
    
    
            return "success";
        } else {
    
    
            return "error";
        }
    }

    @ResponseBody
    @RequestMapping("updateFilm")
    public String updateFilm(Film film) {
    
    
        //加入数据库，看返回值决定是否成功
        int i = filmService.updateFilm(film);
        if (i > 0) {
    
    
            return "success";
        } else {
    
    
            return "error";
        }
    }

}

FilmDao类的映射文件FilmMapper.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">
<!-- namespace：该mapper.xml映射文件的唯一标识 -->
<mapper namespace="com.mengxiaoyu.dao.FilmDao">
    <select id="queryFilmById" parameterType="int" resultType="Film">
        select * from film where id = #{id}
    </select>

    <select id="queryAllFilm" resultType="Film">
        select * from film
    </select>
    <insert id="addFilm" parameterType="Film">
        insert into film(name,director,actor,date,nation,grade) values (#{name}, #{director}, #{actor}, #{date}, #{nation}, #{grade})
    </insert>
    <delete id="deleteFilmById" parameterType="int">
        delete from film where id = #{id}
    </delete>
    <update id="updateFilm" parameterType="Film">
        update film set name = #{name}, director = #{director}, actor = #{actor}, date = #{date}, nation = #{nation}, grade = #{grade} where id = #{id}
    </update>
</mapper>

更多源代码请去我的github下载源项目

演示结果