GenericServlet vs HttpServlet

GenericServlet	HttpServlet
Belongs to javax.servlet package	Belongs to javax.servlet.http package
GenericServlet is an ABSTRACT CLASS  Extends Object Implements Servlet ServletConfig java.io.Serializable	HttpServlet is an ABSTRACT CLASS Extends GenericServlet Implements java.io.Serializable
To write a GenericServlet you need abstract service() to be overridden	A subclass of HttpServlet must override at least one method of doGet() doPost() doPut() doDelete() init() destroy() getServletInfo()