Biblioteca Java - Rev 19

Subversion Repositories:
Rev:
package exemple.scd.web;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Servlet implementation class HelloWorldServlet
 */
@WebServlet(name = "hello", urlPatterns = { "/hello" })
public class HelloWorldServlet extends HttpServlet {
        private static final long serialVersionUID = 1L;
   
        int counter = 0;
    /**
     * @see HttpServlet#HttpServlet()
     */
    public HelloWorldServlet() {
        super();
        // TODO Auto-generated constructor stub
    }

        /**
         * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
         */
        protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
                    counter++;
                        response.setContentType("text/html");
                PrintWriter out = response.getWriter();
                out.println("<html>");
                out.println("<head>");
                out.println("<title>Hello World!</title>");
                out.println("</head>");
                out.println("<body>");
                out.println("<h1>Hello World!</h1>");
                out.println("<h3>You are visitor number:"+counter+"</h3>");
                out.println("</body>");
                out.println("</html>");
        }

        /**
         * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
         */
        protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
                // TODO Auto-generated method stub
        }

}