import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import beans.TestBean;

public class FooBarServlet extends HttpServlet {
    @Override
    public void doPost(HttpServletRequest request, HttpServletResponse response)
                throws ServletException, IOException {
        TestBean bean = new TestBean();
        bean.setFoo(Integer.parseInt(request.getParameter("param1")));
        bean.setBar(Integer.parseInt(request.getParameter("param2")));
        bean.setBaz(Integer.parseInt(request.getParameter("param3")));
        // 本来はここでエラーのチェック・DBの処理などを行なう
        request.setAttribute("myBean", bean);
        
        request.getRequestDispatcher("/Ans.jsp").forward(request, response);
    }
}