当前位置 : 主页 > 网页制作 > html >

SSM框架

来源:互联网 收集:自由互联 发布时间:2021-06-12
Spring+SpringMvc+Mybatis框架 1.依赖 2.web.xml !DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd" web-app display-nameArchetype Created Web Application/display-name

Spring+SpringMvc+Mybatis框架

1.依赖

2.web.xml

<!DOCTYPE web-app PUBLIC
 "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
 "http://java.sun.com/dtd/web-app_2_3.dtd" >

<web-app>
    <display-name>Archetype Created Web Application</display-name>

    <!-- spring 配置文件 -->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:spring-mybatis.xml</param-value>
    </context-param>


    <!--spring applicationContext载入-->
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>

    <!--springMvc 核心  servlet-->
          <servlet>
            <servlet-name>springMvc</servlet-name>
            <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
            <init-param>
              <param-name>contextConfigLocation</param-name>
              <param-value>classpath:spring-mvc.xml</param-value>
            </init-param>
          </servlet>
          <!-- 拦截所有请求 -->
          <servlet-mapping>
            <servlet-name>springMvc</servlet-name>
            <url-pattern>/</url-pattern>
          </servlet-mapping>

</web-app>

3.spring和mybatis整合的xml   spring-mybatis.xml

<?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 
    http://www.springframework.org/schema/beans/spring-beans.xsd
     http://www.springframework.org/schema/context
     https://www.springframework.org/schema/context/spring-context.xsd"> <!-- 自动搜索bean --> <!-- <context:annotation-config/>--> <context:component-scan base-package="com.demo"/> <!--引入properties文件--> <bean class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"> <property name="location" value="classpath:database.properties"/> </bean> <bean id="datasource" class="org.springframework.jdbc.datasource.DriverManagerDataSource"> <property name="driverClassName" value="${driverClassName}"/> <property name="url" value="${url}"/> <property name="username" value="${username}"/> <property name="password" value="${password}"/> </bean> <!-- mybatis核心bean --> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <property name="dataSource" ref="datasource"/> <property name="configLocation" value="classpath:/mybatis/mybatis.xml"/> <!--和注解 可选--> <property name="mapperLocations" value="classpath:mapper.xml"/> </bean> <!-- 自动搜索mapper接口 --> <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="basePackage" value="com.demo.dao"/> </bean> </beans>

4.spring-mvc     spring-mvc.xml

<?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
       http://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">
    
    <!--开启注解-->
    <context:annotation-config/>
    <!-- 注解驱动 -->
    <mvc:annotation-driven/>
    <!-- 自动扫描该包 -->
    <context:component-scan base-package="com.demo.controller"></context:component-scan>

    <!-- 配置jsp文件的前缀 后缀 -->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/"/>
        <property name="suffix" value=".jsp"/>
    </bean>
</beans>

5.database.properties

driverClassName=com.mysql.cj.jdbc.Driver
url=jdbc:mysql://localhost/book?serverTimezone=GMT&useSSL=false
username=root
password=123456

6.项目目录

分享图片

网友评论