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"> <display-name>day43-homework</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> <!-- 前端分发器 --> <servlet> <servlet-name>DispatcherServlet</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:applicationContext-mvc.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>DispatcherServlet</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> <!-- 过滤器 --> <filter> <filter-name>EncodingFilter</filter-name> <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class> <init-param> <param-name>encoding</param-name> <param-value>utf-8</param-value> </init-param> </filter> <filter-mapping> <filter-name>EncodingFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <!-- 加载spring配置文件 和监听器 --> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:applicationContext.xml</param-value> </context-param> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> </web-app>applicationContext-mvc.xml
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:context="http://www.springframework.org/schema/context" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 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 http://www.springframework.org/schema/context/spring-context.xsd " > <!-- 静态资源放行 --> <mvc:default-servlet-handler/> <!-- spring对mvc的支持 --> <mvc:annotation-driven></mvc:annotation-driven> <!-- 扫描包路径 这里只需要扫描表现层--> <context:component-scan base-package="cn.itsource.controller"></context:component-scan> <!-- 视图解析器 --> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="prefix" value="/"></property> <property name="suffix" value=".jsp"></property> </bean> </beans>applicationContext.xml
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:context="http://www.springframework.org/schema/context" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 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/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd " > <!-- 获取数据库配置文件 --> <context:property-placeholder location="classpath:jdbc.properties" system-properties-mode="NEVER"/> <!-- 获取连接池对象 --> <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"> <property name="driverClassName" value="${driverClassName}"></property> <property name="url" value="${url}"></property> <property name="username" value="${username}"></property> <property name="password" value="${password}"></property> </bean> <!-- 获取会话工厂 --> <bean id="factory" class="org.mybatis.spring.SqlSessionFactoryBean"> <property name="dataSource" ref="dataSource"></property> <property name="mapperLocations" value="classpath:cn/itsource/mapper/*mapper.xml"></property> <property name="typeAliasesPackage" value="cn.itsource.domain"></property> </bean> <!-- 获取会话对象的mapper扫描包 --> <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="basePackage" value="cn.itsource.mapper"></property> </bean> <!-- 管理扫描service对象 --> <context:component-scan base-package="cn.itsource.service"></context:component-scan> </beans>jdbc.properties：
driverClassName=com.mysql.jdbc.Driver url=jdbc:mysql:///js02?useUnicode=true&characterEncoding=utf8 username=**** password=****
log4j.properties：
#控制台输出+自定义布局 log4j.rootLogger=Error,my #指定输出器 log4j.appender.my=org.apache.log4j.ConsoleAppender #指定布局器(自定义布局) #指定布局为自定义布局 log4j.appender.my.layout=org.apache.log4j.PatternLayout #指定在自定义布局的格式，%d – 表示当前系统时间，%t – 执行该业务的线程名称，%p – 日记器的级别，-5 – 5表示输出字符的个数，符号表示右对齐 #%c – 表示指定业务所在的类的完全限定名(包名.类名)，%m – 输出额外信息，%n – 表示换行 log4j.appender.my.layout.ConversionPattern=%d [%t] %-5p [%c] - %m%n #设置package（可以是自定义的包也可以是api的包）输出级别 log4j.logger.org.springframework=info log4j.logger.cn.itsource=debug
导包：
