customervoucheraction.java

基于struts的网上商店源码

/*
 * 作者:武律
 * 时间:2007年11月9日
 * 功能:处理用户的优惠券信息
 */
package com.mole.struts.action;

import java.io.UnsupportedEncodingException;
import java.util.ArrayList;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import com.mole.struts.bean.CustomerVoucherBean;
import com.mole.struts.bean.Page;
import com.mole.struts.dao.CustomerVoucherDAO;

/**
 * MyEclipse Struts Creation date: 11-09-2007
 * 
 * XDoclet definition:
 * 
 * @struts.action input="/customerVoucher.jsp" validate="true"
 * @struts.action-forward name="goto" path="/customerVoucher.jsp"
 */
public class CustomerVoucherAction extends Action {
	/*
	 * Generated Methods
	 */

	/**
	 * Method execute
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		// TODO Auto-generated method stub
		try {
			request.setCharacterEncoding("UTF-8");
		} catch (UnsupportedEncodingException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}
		CustomerVoucherDAO dao = new CustomerVoucherDAO();
		String state = String.valueOf(request.getParameter("state"));
		String LoginID = String.valueOf(request.getSession().getAttribute(
				"user"));
		if (LoginID == null)
			return mapping.findForward("goLogin");
		String select = String.valueOf(request.getParameter("select"));
		String end = "";
		request.setAttribute("selected", select);
		request.setAttribute("voucherState", state);
		// 生成列表
		ArrayList store;
		try {
			store = dao.getStore(LoginID);
		} catch (Exception e) {
			e.printStackTrace();
			HttpSession session = request.getSession();
			session.setAttribute("title", "错误信息");
			session.setAttribute("message", "用户名或密码错误，请重新登陆！");
			session.setAttribute("returnUrl", "show.do?action=goLogin");
			return mapping.findForward("goMessage");
		}
		// //////////////////////////////////////////////////////////////////////
		/* 测试代码 */
		for (int i = 0; i < store.size(); i++)
			System.out.println(((Object[]) store.get(i))[1].toString() + "~~~");
		// //////////////////////////////////////////////////////////////////////
		request.setAttribute("store", store);
		if (select.equals("all") || select.equals("null")) {
			if (state.equals("null") || state.equals("all")) {
				end = "";
			} else {
				end = " and a.State='" + state + "'";
			}

		} else {
			if (state.equals("null") || state.equals("all")) {
				end = " and a.StoreID='" + select + "'";
			} else {
				end = " and a.StoreID='" + select + "' and a.State='" + state
						+ "'";
			}
		}
		System.out.println("select=" + select + "&state=" + state);
		System.out.println(end);
		Page page = new Page();
		int pageSize = (request.getParameter("pageSizeSelect") == null ? 10
				: Integer.parseInt(request.getParameter("pageSizeSelect")));
		int currentPage = (request.getParameter("page") == null ? 1 : Integer
				.parseInt(request.getParameter("page")));
		int count = dao.getCount(LoginID, end);
		page.setPageSize(pageSize);
		page.setRecordCount(count);
		page.setPageCount((count + pageSize - 1) / pageSize);
		page.setCurrentPage(currentPage);
		ArrayList<CustomerVoucherBean> list;
		try {
			list = dao.getVoucher(LoginID, end, page.getCurrentPage(), page
					.getPageSize());
		} catch (Exception e) {
			e.printStackTrace();
			HttpSession session = request.getSession();
			session.setAttribute("title", "错误信息");
			session.setAttribute("message", "用户名或密码错误，请重新登陆！");
			session.setAttribute("returnUrl", "show.do?action=goLogin");
			return mapping.findForward("goMessage");
		}
		request.setAttribute("Page", page);
		request.setAttribute("voucher", list);
		return mapping.findForward("goVoucher");
	}
}