70624c28fe09001c1ae389e389b64382

这是一个小程序 网上书店用的 我们学生做的一个小实验

import bean.*;
import java.io.IOException;
import java.net.URLEncoder;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 * Class <b>RegisterController</b> contains 
 * the servlet controller functionality for processing
 * customer login requests.
 * 
 *
 * @author ProjectGroup
 * @version 1.0.0
 */
public class ChangInfoController extends Controller {
    
    /**
     * RegisterController doPost method.  This is can be called
     * by <b>Controller</b> superclass' doGet() method.
     * @param req HttpServletRequest servlet request object
     * @param res HttpServletResponse servlet response object
     * @throws ServletException
     * @throws IOException
     */
    public void doPost (HttpServletRequest req, HttpServletResponse res)
	throws ServletException, IOException {
	
	// Get the session object.
	HttpSession session = req.getSession();
	
	// Lets invalidate the session to get rid of the unnecessary objects.
	//session.invalidate();
	
	// Get a fresh HttpSession.
	String fname = req.getParameter("fn");
	String mname = req.getParameter("sn");
	String lname = req.getParameter("ln");
	String email=req.getParameter("em");
	String country=req.getParameter("co");
	String state=req.getParameter("st");
	String city=req.getParameter("ci");
	String liveadd = req.getParameter("la");
	String passwd=req.getParameter("pw");
	String postalcode=req.getParameter("pc");
	String phonenum=req.getParameter("ph");
	
	boolean r=false;
	try {
		Customer customer=(Customer)session.getAttribute("customer");
		if(customer==null){
			res.sendRedirect("/error/error.jsp");
		}
		else{
			String num=customer.getNum();
			r=StoreCustomer.updateCustomer(num,email,fname,mname,lname,country,state,city,liveadd,postalcode,phonenum,passwd);
			
			if(r) {res.sendRedirect("/e-commerce/index.jsp");}
			       else res.sendRedirect("/e-commerce/error.jsp");
	    return;
	} }catch (Exception e) {
	    sendErrorRedirect(req, res, e);
	    return;
	}
    }
}