GenericServlet: getInitParameter(String arg0) : GenericServlet « javax.servlet « Java by API

1. Java by API
2. javax.servlet
3. GenericServlet

GenericServlet: getInitParameter(String arg0)

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

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

public class MainServlets extends HttpServlet {

  int count;

  public void init() throws ServletException {
    String initial = getInitParameter("initial");
    try {
      count = Integer.parseInt(initial);
    } catch (NumberFormatException e) {
      count = 0;
    }
  }

  public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException,
      IOException {
    res.setContentType("text/plain");
    PrintWriter out = res.getWriter();
    count++;
    out.println("Since loading (and with a possible initialization");
    out.println("parameter figured in), this servlet has been accessed");
    out.println(count + " times.");
  }
}

           
       

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