Apache/JServ Servlet Test number one

import java.io.*; 
import javax.servlet.*; 
import javax.servlet.http.*;
public class ServletOne extends HttpServlet { 
  int hits;
  public void init(ServletConfig conf) throws ServletException { 
    super.init(conf); 
    hits = 0; 
  } 
  public void service(HttpServletRequest req,
     HttpServletResponse res)
    res.setContentType("text/html"); 
    ServletOutputStream os = res.getOutputStream();
    os.print( "<HTML><HEAD><TITLE>TestServlet - Apache/JServ</TITLE></HEAD>"); 
    os.print( "<H1>Apache/JServ Servlet Test number one</H1>");
      os.print("Number of hits: "); 
      os.println(Integer.toString( ++hits )); 
      os.close(); 
   } 
}