Hi All
i am using JBuilder 3.0 i am trying to develop a real simple chat
servlet i have done all the session things....
but now what i want is that every users should have his own
nick ....and 2nd the page should constantly refresh if new msg from
other user is posted (i tried to use respose.setRefersh() but wasnt
available for jdk1.2)
u can go throw my code and tell me for the suggestion and improvment.
Regards
package untitled2;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
public class Servlet1 extends HttpServlet {
private HttpSession se;
private String ck;
private String oipt;
private String nam;
private String ipt;
private int a=0;
//Initialize global variables
public void init(ServletConfig config) throws ServletException {
super.init(config);
}
public void doPost(HttpServletRequest request, HttpServletResponse
response) throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = new PrintWriter (response.getOutputStream());
String s=request.getParameter("a");
se=request.getSession(true);
Integer c=(Integer)se.getValue("c");
c= new Integer(1521);
se.putValue("c",c);
ipt =request.getParameter("a");
nam=request.getParameter("n");
/* if(a==0){
Cookie my=new Cookie("login",nam);
response.addCookie(my);
a=1;}
else
{
Cookie[] myc;
myc=request.getCookies ();
for(int i=0;i<myc.length;i++)
{
out.println(myc[i].getName()) ;
nam=myc[i].getValue();
}
} */
out.println("<html>");
out.println("<head><title>Servlet1</title></head>");
out.println(se.getValue("c").toString());
out.println("<body>");
out.print("<FORM
action=http://localhost:8080/servlet/untitled2.Servlet1
method=POST>");
ck=request.getParameter("b");
out.println("<TextArea name=b wrap=VIRTUAL rows=25 cols=80>");
if(ipt!=null || oipt!=null || ck!=null)
{
out.println(ck);
out.println(nam+" Says :" +oipt);
out.println(nam+" Says :" +ipt);
}
else
out.println("Welcome To PrEsToN ChAt....!!!!!");
out.println("</Textarea>");
out.println("<br>");
out.println("<br>");
out.println("<br>");
out.println("<input type=text name=a size=95>");
out.println("<input type=submit value=SEND>");
oipt=ipt ;
out.println("</body></html>");
out.close();
}
//Get Servlet information
public String getServletInfo() {
return "untitled2.Servlet1 Information";
}
}
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