suresh GenericServlet vs. HttpServlet in Java Servlets
1. GenericServlet:
- GenericServlet is an abstract class that provides a generic, protocol-independent servlet functionality.
- It is protocol independent and does not provide specific support for handling HTTP requests.
- It must be extended to create a servlet that communicates over HTTP.
2. HttpServlet:
- HttpServlet is a subclass of GenericServlet specifically designed to handle HTTP requests.
- It provides additional methods to handle various types of HTTP requests such as GET, POST, PUT, DELETE, etc.
- HttpServlet uses the HTTP protocol to process requests and send responses.
Key Differences:
- GenericServlet is protocol-independent while HttpServlet is specifically designed to handle HTTP requests.
- HttpServlet provides specific methods to handle HTTP requests, while GenericServlet does not.
- HttpServlet is used when building servlets that need to interact with web browsers over HTTP.
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