paymentbalanceservlet.java

一个小型的JSP购物网站

package com.gc.biz;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.gc.dao.DFormat;

public class PaymentBalanceServlet extends HttpServlet {

	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html");
		request.setCharacterEncoding("gbk");
		response.setCharacterEncoding("gbk");
		DFormat df = new DFormat();
		String bank = request.getParameter("pay_method");
		String cardid = request.getParameter("bank_id");
		String isFinish = request.getParameter("finish");
		double number = Math.random() * 10000000;
		long temp = Math.round(number);
		if (!"".equals(isFinish) && isFinish != null) {
			if(request.getSession().getAttribute("shopper")!=null)
			{
				request.getSession().removeAttribute("shopper");
				request.getSession().removeAttribute("price");
			}
			request.getRequestDispatcher("/index.jsp").forward(request,
					response);
		} else {
			request.getRequestDispatcher(
					"/PaymentBalance.jsp?pay=true&number=" + temp + "&bank="
							+ df.format(bank) + "&card=" + cardid + "")
					.forward(request, response);

		}
	}
}