📄 helloworld.java
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import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
public class HelloWorld extends HttpServlet {
public void init(ServletConfig config) throws ServletException
{
super.init(config);
}
public void service(HttpServletRequest req, HttpServletResponse res)
throws IOException{
res.setContentType("text/html");
PrintWriter out = res.getWriter();
out.println("</html><head><title>Hello World</title></head><body>");
out.println("Hello, Welcome you come to J2EE world!");
out.println("</body></html>");
out.flush();
}
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