Create a Servlet Application using Tomcat Server

To create servlets, you will need access to a servlet development environment. Tomcat is an open-source product maintained by the Jakarta Project of the Apache Software Foundation. It contains the class libraries, documentation, and runtime support that you will need to create and test servlets.
After installing Tomcat Server, The following steps are given below:

    1. Create a directory structure
    2. Create a new Servlet
    3. Compile the Servlet
    4. Create a deployment descriptor
    5. Start the server and deploy the project
    6. Access the servlet

Create a new Servlet:

import javax.servlet.*;
public class HelloServlet extends GenericServlet 
public void service(ServletRequest request,ServletResponse response) throws ServletException, IOException {
PrintWriter pw = response.getWriter();
pw.println("Hello Servlet!");