import javax.servlet.RequestDispatcher;
import javax.servlet.annotation.WebServlet;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;


@WebServlet("/index.vm")
public class VelocityServlet extends javax.servlet.http.HttpServlet {

    @Override
    protected void doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
            throws javax.servlet.ServletException, IOException {

        try{

            List<User> users = new ArrayList<>();

            for (int i = 0; i < 5; i++){

                User user = new User("Name " + i, "Adresse " + i);
                users.add(user);
            }

            request.setAttribute("users", users);
            request.setAttribute("foo2", "foobar");
            request.setAttribute("foo1", "foobo");

            RequestDispatcher requestDispatcher = request.getRequestDispatcher("/index.vm");
            requestDispatcher.forward(request, response);

        } catch (Exception ex){
            System.out.println(ex);
        }
    }
}