<?xml version="1.0" encoding="UTF-8"?>

 <!DOCTYPE glassfish-web-app PUBLIC "-//GlassFish.org//DTD GlassFish Application Server 3.1 Servlet 3.0//EN" "http://glassfish.org/dtds/glassfish-web-app_3_0-1.dtd">

 <glassfish-web-app error-url="">

   <class-loader delegate="true"/>

   <jsp-config>

     <property name="keepgenerated" value="true">

       <description>Keep a copy of the generated servlet class' java code.</description>

     </property>

   </jsp-config>

 </glassfish-web-app>