How to make a servlet to run at startup of the application

文章出處: http://www.coderanch.com/t/554793/Servlets/java/servlet-run-startup-application

add this to the servlet definition at web.xml 

<load-on-startup>1</load-on-startup>

exp:

<servlet>
     <servlet-name>MyServlet</servlet-name>
     <servlet-class>servlet.MyServlet</servlet-class>
     <load-on-startup>1</load-on-startup>
</servlet>