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Java Web部署:web.xml各参数介绍

2013年01月24日 ⁄ 综合 ⁄ 共 3363字 ⁄ 字号 评论关闭

http://www.cnblogs.com/wannianma/archive/2012/02/14/2351209.html

<?xml version="1.0" encoding="UTF-8"?>
 <!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>dwmis框架系统</display-name>
     <description>dwmis框架系统</description>
     <!--上下文参数:声明应用范围内的初始化参数-->
     <context-param>
         <param-name>log4jConfigLocation</param-name>
         <param-value>/WEB-INF/log4j.properties</param-value>
     </context-param>
     <context-param>
         <param-name>webAppRootKey</param-name>
         <param-value>dwmis.root</param-value>
     </context-param>
     <context-param>
         <param-name>contextConfigLocation</param-name>
         <param-value>/WEB-INF/applicationContext.xml</param-value>
     </context-param>
     <!--过滤器定义。Servlet版本2.3引入了过滤器的概念。过滤器可截取和修改一个Servlet或JSP页面的请求或            或从一个Servlet或JSP页面发出的响应。过滤器具有对到来的ServletRequest对象的全部访问权,因此可            可以查看客户机名、查找到来的cookie等。--> 23     <filter>
         <filter-name>Encoding</filter-name>
         <filter-class>
             com.dareway.framework.filter.EncodingFilter
         </filter-class>
         <init-param>
             <param-name>encoding</param-name>
             <param-value>GBK</param-value>
         </init-param>
     </filter>
     <filter>
         <filter-name>SafetyFilter</filter-name>
         <filter-class>
             com.dareway.framework.filter.SafetyFilter
         </filter-class>
     </filter>
     <!--过滤器映射:可使用filter-name和servlet-name子元素把过滤器与一个特定的Servlet名关联;也可以用filter-name和            url-pattern子元素将过滤器与一组Servlet、JSP页面或静态内容相关联。->
     <filter-mapping>
         <filter-name>Encoding</filter-name>
         <url-pattern>/*</url-pattern>
     </filter-mapping>
     <filter-mapping>
         <filter-name>SafetyFilter</filter-name>
         <servlet-name>dwmis</servlet-name>
     </filter-mapping>
     <!--监听器:事件监听程序在建立、修改和删除会话或Servlet环境时,得到通知。listener元素指出事件监听程序类-->
     <listener>
         <listener-class>
             com.dareway.framework.log4j.Log4jConfigListener
         </listener-class>
     </listener>
     <listener>
         <listener-class>
             com.dareway.framework.plugin.AppContextPlugIn
         </listener-class>
     </listener>
     <!--Servlet定义:在向Servlet或JSP页面制定初始化参数或定制URL时,必须首先命名Servlet或JSP页面-->
     <servlet>
         <servlet-name>context</servlet-name>
         <servlet-class>
             org.springframework.web.context.ContextLoaderServlet
         </servlet-class>
         <load-on-startup>1</load-on-startup>
     </servlet>
 
     <servlet>
         <servlet-name>dwmis</servlet-name>
         <servlet-class>
             org.springframework.web.servlet.DispatcherServlet
         </servlet-class>
         <init-param>
             <param-name>contextConfigLocation</param-name>
             <param-value>/WEB-INF/dwmis-servlet.xml</param-value>
         </init-param>
         <init-param>
             <param-name>charset</param-name>
             <param-value>GBK</param-value>
         </init-param>
         <load-on-startup>2</load-on-startup>
     </servlet>
     <!--Servlet映射:服务器一般为servlet提供一个默认的URL:http://host/webAppPrefix/servlet/ServletName.
     但是,常常会更改这个URL,一边servlet开一个访问初始化数据或更容易处理相对URL。-->
     <servlet-mapping>
         <servlet-name>dwmis</servlet-name>
         <url-pattern>*.do</url-pattern>
     </servlet-mapping>
 
     <servlet-mapping>
         <servlet-name>treeServlet</servlet-name>
         <url-pattern>/treeServlet</url-pattern>
     </servlet-mapping>
 
     <servlet-mapping>
         <servlet-name>AxisServlet</servlet-name>
         <url-pattern>/services/*</url-pattern>
     </servlet-mapping>
     <!--控制会话超时-->
     <session-config>
         <session-timeout>60</session-timeout>
     </session-config>123     <!--欢迎制定文件-->
     <welcome-file-list>
         <welcome-file>logonDialog.jsp</welcome-file>
     </welcome-file-list>
     <!--定位TLD:taglib元素对标记库描述符文件(Tag Librayu Descriptor file)指定别名。此功能使你能够更改TLD文件的位置,
        而不用编辑使用这些文件的JSP页面-->
     <taglib>
         <taglib-uri>darewayBS.tld</taglib-uri>
         <taglib-location>/WEB-INF/darewayBS.tld</taglib-location>
     </taglib>
     <taglib>
         <taglib-uri>darewayForJSP.tld</taglib-uri>
         <taglib-location>/WEB-INF/darewayForJSP.tld</taglib-location>
     </taglib>
 </web-app>

 

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