Deployment Configuration

We can customize many important web application using deployment descriptor. Within deployment descriptor we can customize application parameter, servlet parameter, welcome file list, mime type and so on.
  • Context initilization parameters- Within context initilization, we can customize parameter name and value for whole application.
  • Servlet initilization parameters- Within servlet initilization, we can customize parameter name and value for that particulr servlet.
  • Servlet loading - Specify the startup properties of servlet and the order in which to load them.
  • Servlet configuration - Customize the session timeout time interval.
  • MIME mapping- Customize the content type for document in the web application.
  • Welcome page - When the application load and request URL map to root of the applicaion then the container invokes the welcome page without giving the name in URL.
  • Error page- This page is used to send a meaningful document for standard HTTP errors and custom exceptions.
 



 

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