app_base.xml
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p" xmlns="http://www.springframework.org/schema/beans" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:context="http://www.springframework.org/schema/context" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:tx="http://www.springframework.org/schema/tx" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.2.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.1.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.2.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.1.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.2.xsd"> <!-- 创建数据源 --> <bean id="data" class="org.apache.commons.dbcp2.BasicDataSource"> <!-- 驱动 --> <property name="driverClassName" value="com.mysql.jdbc.Driver"></property> <!-- url --> <property name="url" value="jdbc:mysql://localhost:3306/j122?characterEncoding=utf-8&allowMultiQueries=true&useSSL=false"></property> <!-- 用户名 --> <property name="username" value="root"></property> <!-- 密码 --> <property name="password" value="99233"></property> <!-- 最大连接数 --> <property name="maxTotal" value="100"></property> <!-- 最小连接数 --> <property name="maxIdle" value="20"></property> <!-- 超时时间 --> <property name="maxWaitMillis" value="2000"></property> </bean> <!-- 创建会话工厂 --> <bean id="sessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <!-- 引用数据源 --> <property name="dataSource" ref="data"></property> <!-- 配置myBatis的基本配置文件 --> <property name="configLocation" value="classpath:mybatis.cfg.xml"></property> <!-- 自动扫描指定包中的ORM映射文件 --> <property name="mapperLocations"> <list> <value>classpath:orm/*.xml</value> </list> </property> </bean> <!-- 配置会话 --> <bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate" scope="prototype"> <constructor-arg ref="sessionFactory"></constructor-arg> </bean> <!-- 配置事务管理器 --> <bean id="trans" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource" ref="data"></property> </bean> <!-- 允许使用注解配置事务 --> <tx:annotation-driven transaction-manager="trans"/> <!-- 扫描指定包中的spring注解类 --> <context:component-scan base-package="com.lovo.service"></context:component-scan> </beans>app_mvc.xml
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p" xmlns="http://www.springframework.org/schema/beans" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:context="http://www.springframework.org/schema/context" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:tx="http://www.springframework.org/schema/tx" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.2.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.1.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.2.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.1.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.2.xsd"> <mvc:annotation-driven conversion-service="typeConvert"></mvc:annotation-driven> <bean id="typeConvert" class="org.springframework.context.support.ConversionServiceFactoryBean"> <property name="converters"> <list> <bean class="com.lovo.util.DateConverter"></bean> </list> </property> </bean> <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver"></bean> <context:component-scan base-package="com.lovo.action"></context:component-scan> </beans>mybatis.cfg.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> <typeAliases> <typeAlias type="com.lovo.bean.UserBean" alias="user"/> </typeAliases> </configuration>orm
<?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="user"> <!-- 添加语句块 --> <insert id="add" parameterType="user" > insert into t_user(userName,birthday) value(#{userName},#{birthday}); </insert> <!-- 删除语句块 --> <insert id="del" parameterType="int"> delete from t_user where id =#{id}; </insert> <!-- 修改语句块--> <insert id="update"> update t_user set birthday =#{birthday} where id =#{id}; </insert> <!-- 按id查询语句块 --> <select id="findById" parameterType="int" resultType="user"> select * from t_user where id =#{id}; </select> <!-- 定义可以重复使用的Sql语句块 --> <sql id="itemsSql"> <if test="userName != null and userName != '' "> and userName like '%${userName}%' </if> <if test="startDate != null"> <![CDATA[and birthday >= #{startDate}]]> </if> <if test="endDate != null"> <![CDATA[and birthday <= #{endDate}]]> </if> </sql> <!-- 分页动态查询语句块 --> <select id="findByItem" resultType="user"> select * from t_user where 1=1 <include refid="itemsSql"/> limit #{start},#{pageSize}; </select> <!-- 分页动态查询总记录数语句块 --> <select id="findByItemCount" resultType="int"> select count(*) from t_user where 1=1 <include refid="itemsSql"/> </select> </mapper>web.xml
<?xml version="1.0" encoding="UTF-8"?> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" id="WebApp_ID" version="3.1"> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:app_base.xml</param-value> </context-param> <listener> <!-- 上下文监听器，该监听器在容器启动时，读取contextConfigLocation全局参数信息，从而加载spring配置文件 --> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <servlet> <servlet-name>mvc</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:app_mvc.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>mvc</servlet-name> <url-pattern>*.do</url-pattern> </servlet-mapping> <display-name>ssm</display-name> <welcome-file-list> <welcome-file>index.html</welcome-file> <welcome-file>index.htm</welcome-file> <welcome-file>index.jsp</welcome-file> <welcome-file>default.html</welcome-file> <welcome-file>default.htm</welcome-file> <welcome-file>default.jsp</welcome-file> </welcome-file-list> </web-app>