web.xml配置

<?xml version="1.0" encoding="UTF-8"?>
<web-app id="calendar" version="3.0"
	xmlns="http://xmlns.jcp.org/xml/ns/javaee" 
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	metadata-complete="true"
	xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee/ http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">
  <display-name></display-name>	
		
	<!-- 配置springMVC前端控制器 -->
	<filter>
		<filter-name>HiddenHttpMethodFilter</filter-name>
		<filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>
	</filter>
	<filter-mapping>
		<url-pattern>/*</url-pattern>
		<filter-name>HiddenHttpMethodFilter</filter-name>
	</filter-mapping>
	  
  		<!-- 服务器停止时,及时清理Interceptor的缓存  防止内存溢出-->
	<listener>
		<description>Prevent spring memory listeners</description>
		<listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>
	</listener>
	<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:applicationContext.xml</param-value>
		</init-param>
		<!-- <load-on-startup>1</load-on-startup> -->
	</servlet>
	<servlet-mapping>
	<servlet-name>springMVC</servlet-name>
		<url-pattern>/</url-pattern>
	</servlet-mapping>	
	
	<!-- 解决POST方式造成的中文乱码问题 -->
	<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>
	    <init-param>
            <param-name>forceEncoding</param-name>
            <param-value>true</param-value>
        </init-param>
	</filter>
	<filter-mapping>
	    <filter-name>EncodingFilter</filter-name>
	    <url-pattern>/*</url-pattern>
	</filter-mapping>
	
	<!-- session回话超时 -->
	<session-config>
		<session-timeout>30</session-timeout>
	</session-config>
</web-app>
<?xml version="1.0" encoding="UTF-8"?>
<web-app id="calendar" version="3.0"
	xmlns="http://xmlns.jcp.org/xml/ns/javaee" 
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	metadata-complete="true"
	xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee/ http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">
  <display-name></display-name>	
		
	<!-- 配置springMVC前端控制器 -->
	<filter>
		<filter-name>HiddenHttpMethodFilter</filter-name>
		<filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>
	</filter>
	<filter-mapping>
		<url-pattern>/*</url-pattern>
		<filter-name>HiddenHttpMethodFilter</filter-name>
	</filter-mapping>
	  
  		<!-- 服务器停止时,及时清理Interceptor的缓存  防止内存溢出-->
	<listener>
		<description>Prevent spring memory listeners</description>
		<listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>
	</listener>
	<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:applicationContext.xml</param-value>
		</init-param>
		<!-- <load-on-startup>1</load-on-startup> -->
	</servlet>
	<servlet-mapping>
	<servlet-name>springMVC</servlet-name>
		<url-pattern>/</url-pattern>
	</servlet-mapping>	
	
	<!-- 解决POST方式造成的中文乱码问题 -->
	<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>
	    <init-param>
            <param-name>forceEncoding</param-name>
            <param-value>true</param-value>
        </init-param>
	</filter>
	<filter-mapping>
	    <filter-name>EncodingFilter</filter-name>
	    <url-pattern>/*</url-pattern>
	</filter-mapping>
	
	<!-- session回话超时 90分钟-->
	<session-config>
		<session-timeout>90</session-timeout>
	</session-config>
</web-app>