1.要让我们的网站性能更好,那么有的东西是需要做静态化的。做静态化步骤:
1.1在web.xml中配置监听器
1.2.创建一个bean用来实现静态化
web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5">
  <display-name>aa</display-name>
  <welcome-file-list>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>
  
  <!-- shiro过滤器定义 -->
	<filter>  
	    <filter-name>shiroFilter</filter-name>  
	    <filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>  
    <init-param>  
    <!-- 该值缺省为false,表示生命周期由SpringApplicationContext管理,设置为true则表示由ServletContainer管理 -->  
    <param-name>targetFilterLifecycle</param-name>  
    <param-value>true</param-value>  
    </init-param>  
	</filter>  
	<filter-mapping>  
	        <filter-name>shiroFilter</filter-name>  
	        <url-pattern>/*</url-pattern>  
	</filter-mapping>
	
	
    <!-- Spring配置文件 -->
	<context-param>
		<param-name>contextConfigLocation</param-name>
		<param-value>classpath:applicationContext.xml</param-value>
	</context-param>
	<!-- 编码过滤器 -->
	<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>
	<!-- Spring监听器 -->
	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
	</listener>
	
	<listener>
		<listener-class>com.open1111.service.impl.InitComponet</listener-class>
	</listener>
	
	
	<!-- 添加对springmvc的支持 -->
	<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>
		<load-on-startup>1</load-on-startup>
	</servlet>
	<servlet-mapping>
        <servlet-name>springMVC</servlet-name>
        <url-pattern>*.do</url-pattern>
    </servlet-mapping>
	<servlet-mapping>
		<servlet-name>springMVC</servlet-name>
		<url-pattern>*.html</url-pattern>
	</servlet-mapping>
	
</web-app>
2.创建初始化组件类:
package com.open1111.service.impl;
import javax.servlet.ServletContext;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;
/**
 * 初始化组件
 * @author user
 *
 */
@Component("initComponet")
public class InitComponet implements ApplicationContextAware,ServletContextListener{
	private static ApplicationContext applicationContext;
	
	public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
		// TODO Auto-generated method stub
		this.applicationContext=applicationContext;
		System.out.println(this);
	}
	
	/**
	 * 刷新application缓存方法
	 * @param application
	 */
	public void refreshSystem(ServletContext application){
		
	}
	public void contextInitialized(ServletContextEvent sce) {
		// TODO Auto-generated method stub
		ServletContext application=sce.getServletContext();
		refreshSystem(application);
	}
	public void contextDestroyed(ServletContextEvent sce) {
		// TODO Auto-generated method stub
		
	}
}
原文:http://www.cnblogs.com/csy666/p/6512122.html