admincardsearchaction.java

基于struts的网上商店源码

/*
 * 作者：管磊
 * 功能：会员卡的多种条件查询
 * 时间： 12-26-2007
 */
package com.mole.struts.action;

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.Page;
import com.mole.struts.dao.MerchantCardDAO;

/**
 * MyEclipse Struts Creation date: 12-26-2007
 * 
 * XDoclet definition:
 * 
 * @struts.action validate="true"
 */
public class AdminCardSearchAction extends Action {
	/*
	 * Generated Methods
	 */
	MerchantCardDAO dao;

	/**
	 * Method execute
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {

		String citylist = request.getParameter("citylist");
		String endtime = request.getParameter("endtime");
		String starttime = request.getParameter("starttime");
		String scid = request.getParameter("scid");
		if (dao == null)
			dao = new MerchantCardDAO();
		String where = null;
		if (citylist != null && !"".equals(citylist))// 如果没有城市限制
			where = "cityid='" + citylist + "'";
		if (scid != null && !"".equals(scid))// 没有商家限制
		{
			if (where != null)
				where = where + "and storeid=" + scid;
			else
				where = " storeid=" + scid;
		}
		if (starttime != null && !"".equals(starttime)
				&& (endtime == null || "".equals(endtime)))// 有发行开始时间限制
		{
			if (where == null) {
				where = " grantdate>" + starttime;
			} else
				where = where + " and grantdate>'" + starttime + "'";

		}
		if (endtime != null && !"".equals(endtime)
				&& (starttime == null || "".equals(starttime)))// 有截至时间限制的
		{
			if (where == null) {
				where = " grantdate<" + endtime;
			} else
				where = where + " and grantdate<'" + endtime + "'";

		}
		if (endtime != null && starttime != null)// 有两个时间限制都有的。
		{
			if (where == null)
				where = " grantdate<'" + endtime + "' and grantdate>'"
						+ starttime + "'";
			else
				where = where + " and  grantdate<'" + endtime
						+ "' and grantdate>'" + starttime + "'";
		}
		if (where != null)
			where = " where " + where;
		ArrayList al = null;
		// a.[ID],a.[CustomerID],a.[OriginID],a.[State],CONVERT(char(20),a.[GrantDate],120)
		String sql = "SELECT  a.[cardID],a.[ID],a.[OriginID],a.[customerState],CONVERT(char(20),a.[GrantDate],120) "
				+ "FROM v_customercard a " + where;
		// 分页查询的操作
		Page page = new Page();
		String action = request.getParameter("action");
		int pageSize = (request.getParameter("pageSizeSelect") == null ? 10
				: Integer.parseInt(request.getParameter("pageSizeSelect")));
		int currentPage = (request.getParameter("page") == null ? 1 : Integer
				.parseInt(request.getParameter("page")));
		if (null == action) {
			int count = dao.getPageInfoByWhere(where);
			page.setPageSize(pageSize);
			page.setRecordCount(count);
			page.setPageCount((count + pageSize - 1) / pageSize);
			page.setCurrentPage(currentPage);
			try {

				al = dao.getCards(pageSize, currentPage, where);// DAO操作，查询数据库中的卡的信息
				request.setAttribute("Page", page);
			} 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("MerchantCardView", al);// 传到表现层的卡的集合
		return new ActionForward("/adminCardsView.jsp");
	}
}