I am using jersey jax-rs in eclipse galilio as backend of my project 
and gxt as frontend.
I want to set session cookie from server after successful login.
However, I am unable to use the 
javax.ws.rs.core.Response;
javax.ws.rs.core.NewCookie;
classes. 
 I've given Response as the return value of my function.
Eclipse Browser: Header contains Set-Cookie field but this cookie is 
not sent across for any request in the domain/path. The cookie is not 
reflected in the cookies list on the client as well.
External Browser: Header DOES NOT contain Set-Cookie field. Rest of the 
problem follows.  However, I can retrive the cookie in SOME cases.
Should I use HttpServletResponse for setting cookie?
Here's the code: 
package web;
import java.io.IOException;
import javax.ws.rs.POST;
import javax.ws.rs.Produces;
import javax.ws.rs.Consumes;
import javax.ws.rs.core.CacheControl;
import javax.ws.rs.core.NewCookie;
import javax.ws.rs.core.Response;
import business.LoginBO;
@Path("/login")
public class Login {
        
        @POST
        @Produces("application/json")
        @Consumes("application/json")
        public Response login (String RequestPacket){
                NewCookie cookie=null;
                CacheControl cc=new CacheControl();
                cookie = LoginBO.validUser(RequestPacket);	
                cc.setNoCache(true);
                if(cookie.getValue()!=null)
                        return Response.ok("welcome 
"+cookie.getValue()).cookie(cookie).cacheControl(cc).build();
                else
                        return Response.status(404).entity("Invalid 
User").build();
        }
}
Please help