merchantstoregetgoodsinfoaction.java

基于struts的网上商店源码

/*
 * 作者:张建
 * 时间:2007年12月15日
 * 功能:商家查询店铺中货物信息。
 */
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.MerchantStoreGoodsInfoBean;
import com.mole.struts.bean.Page;
import com.mole.struts.dao.MerchantStoreGetGoodsInfoDAO;

/**
 * MyEclipse Struts Creation date: 12-07-2007
 * 
 * XDoclet definition:
 * 
 * @struts.action validate="true"
 */
public class MerchantStoreGetGoodsInfoAction extends Action {
	/*
	 * Generated Methods
	 */
	MerchantStoreGetGoodsInfoDAO dao;

	/**
	 * Method execute
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		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")));
		if (dao == null)
			dao = new MerchantStoreGetGoodsInfoDAO();

		// 商品ID
		String storeID = request.getParameter("StoreID");
		String action = request.getParameter("action");
		// 商品名称
		String name = request.getParameter("name");
		try {
			if (name != null)
				name = new String(request.getParameter("name").getBytes(
						"ISO-8859-1"), "UTF-8");
		} catch (UnsupportedEncodingException e1) {
			e1.printStackTrace();
		}
		// 商品类型
		String goodsType = request.getParameter("type");
		// 价格下限
		String priceMin = request.getParameter("p1");
		// 价格上限
		String priceMax = request.getParameter("p2");

		ArrayList<MerchantStoreGoodsInfoBean> al = new ArrayList<MerchantStoreGoodsInfoBean>();
		try {
			if ("search".equals(action)) {
				int count = dao.getGoodsCount(storeID, name, goodsType,
						priceMin, priceMax);
				page.setPageSize(pageSize);
				page.setRecordCount(count);
				page.setPageCount((count + pageSize - 1) / pageSize);
				page.setCurrentPage(currentPage);
				al = dao.getGoods(storeID, name, goodsType, priceMin, priceMax,
						currentPage, pageSize);
			}
		} catch (Exception e) {
			e.printStackTrace();
			HttpSession session = request.getSession();
			session.setAttribute("title", "错误信息");
			session.setAttribute("message", "获取信息错误！");
			session.setAttribute("returnUrl", "merchantStoreGetGoodsInfo.do");
			return mapping.findForward("goMessage");
		}
		request.setAttribute("MerchantStoreGoodsInfoBean", al);
		request.setAttribute("Page", page);
		return mapping.findForward("goMerchantStoreGetGoodsInfo");
	}
}