?? registrationservlet.java
字號:
package coreservlets;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
/** Reads firstName and lastName request parameters and forwards
* to JSP page to display them. Uses session-based bean sharing
* to remember previous values.
* <P>
* From <a href="http://courses.coreservlets.com/Course-Materials/">the
* coreservlets.com tutorials on servlets, JSP, Struts, JSF, Ajax, GWT, and Java</a>.
*/
public class RegistrationServlet extends HttpServlet {
@Override
public void doGet(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException {
HttpSession session = request.getSession();
synchronized(session) {
NameBean nameBean =
(NameBean)session.getAttribute("name");
// NameBean nameBean =new NameBean();
if (nameBean == null) {
nameBean = new NameBean();
session.setAttribute("name", nameBean);
}
nameBean.setFirstName(request.getParameter("firstName"));
nameBean.setLastName(request.getParameter("lastName"));
String address = "/WEB-INF/mvc-sharing/ShowName.jsp";
RequestDispatcher dispatcher =
request.getRequestDispatcher(address);
dispatcher.forward(request, response);
}
}
}
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