web.xml配置servlet

<!-- 1 JSPC servlet mappings start -->

  <servlet>
 
 <!-- servlet name -->
 <servlet-name>mldn</servlet-name>
 <!--servlet file path -->
 <jsp-file>/WEB-INF/sdemo.jsp</jsp-file>
 
 <!--servlet param and init_value -->
 <init-param>
  <param-name>uname</param-name>
  <param-value>mldn</param-value>
 </init-param>
 
 <init-param>
  <param-name>upass</param-name>
  <param-value>LiXingHua</param-value>
 </init-param>

  </servlet>

<!-- 2 JSPC servlet mappings start -->

  <servlet-mapping>
  <!-- servlet name --> 
 <servlet-name>mldn</servlet-name>
 <!-- servlet connect path -->
 <url-pattern>/lxh</url-pattern>
  </servlet-mapping>
 

<!--  3 set default welcom page          -->

 <!-- 
  <welcome-file-list>
        <welcome-file>index.html</welcome-file>
        <welcome-file>index.htm</welcome-file>
        <welcome-file>index.jsp</welcome-file>
   </welcome-file-list>
-->

 <!-- 
  <welcome-file-list>
        <welcome-file>default.html</welcome-file>
        <welcome-file>default.htm</welcome-file>
        <welcome-file>default.jsp</welcome-file>
   </welcome-file-list>
-->

<!-- 4 JSPC servlet mappings end -->