Sep 10, 2022 · The Servlet interface is the root interface of the servlet class hierarchy. All Servlets need to either directly or indirectly implement the Servlet interface. The GenericServlet class of the Servlet API implements the Servlet interface.

Apr 11, 2025 · To create Java Servlets, we need to use Servlet API which contains all the necessary interfaces and classes. Servlet API has 2 packages namely, This package provides the number of interfaces and classes to support Generic servlet which is protocol independent.

The javax.servlet package contains a number of interfaces and classes (both abstract and concrete) that describe and define the contracts between a servlet class and the runtime environment provided for an instance of such a class by a conforming servlet container.

Apr 22, 2022 · Interfaces And Classes in javax.servlet.http package . Interfaces: The javax.servlet.http packages have provides these feature classes that are unique to handling these HTTP requests allowing from it. It provides the HttpServlet classes that is usable as it accesses the selectively interfaces from javax.servlet class. Interfaces in javax ...

Jan 8, 2024 · Servlets are the Java programs that run on the Java-enabled web server or application server. They are used to handle the request obtained from the webserver, process the request, produce the response, then send a response back to the webserver.

The javax.servlet package contains a number of interfaces and classes (both abstract and concrete) that describe and define the contracts between a servlet class and the runtime environment provided for an instance of such a class by a conforming servlet container.

Jul 25, 2017 · In my last guide about Servlet API, I have explained that to create any Servlet you must implement the Servlet interface directly or indirectly (indirectly implementation means extending those classes that implements Servlet interface, …

The Servlet Class Hierarchy consists of two top level interfaces which are implemented by the GenericServlet class: javax.servlet.Servlet; javax.servlet.ServletConfig; The GenericServlet class is extended by the HttpServlet class which in turn is extended by a user defined class. The Servlet Life Cycle includes: Initialization of servlet ...

Purpose: An example of UML package diagram representing most important interfaces and classes of Java™ Servlet 2.5 API. Summary: Java Servlet 2.5 API consists of two packages: javax.servlet and javax.servlet.http.

Apr 7, 2025 · Servlets are Java programs that run on a Java-enabled web server or application server. They are used to handle the request obtained from the web server, process the request, produce the response, and then send the response back to the web server.