gistfile1.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://java.sun.com/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
  	  http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
         version="2.5">

    <servlet>
        <servlet-name>ErraiServlet</servlet-name>
        <servlet-class>org.jboss.errai.bus.server.servlet.StandardAsyncServlet</servlet-class>
        <load-on-startup>1</load-on-startup>
    </servlet>

    <servlet-mapping>
        <servlet-name>ErraiServlet</servlet-name>
        <url-pattern>*.erraiBus</url-pattern>
    </servlet-mapping>
   
    <context-param>
        <param-name>errai.properties</param-name>
        <param-value>/WEB-INF/errai.properties</param-value>
    </context-param>

    <context-param>
        <param-name>login.config</param-name>
        <param-value>/WEB-INF/login.config</param-value>
    </context-param>

    <context-param>
        <param-name>users.properties</param-name>
        <param-value>/WEB-INF/users.properties</param-value>
    </context-param>

</web-app>