import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
public class serlife extends HttpServlet
{
int i=0;
public void init()
{ i=0;}
public void service(HttpServletRequest req,HttpServletResponse res)throws ServletException,IOException
{
doPost(req,res);
}
public void doPost(HttpServletRequest req,HttpServletResponse res)throws ServletException,IOException
{
res.setContentType("text/html");
PrintWriter pr=res.getWriter();
pr.println("<html><body>");
if(i==0)
{
pr.println("<br>i value at initialized = "+i);
}
i++;
if(i==5)
{
pr.println("<br>i value reach at = "+i);
pr.println("<br>it going to reset calling by destroy method");
destroy();
}
if(i<5)
{
pr.println("<br>The increment value i at ="+i);
}
}
public void destroy()
{i=0;}
}