merchantstorecommendinitaction.java

基于struts的网上商店源码

/*
 * 作者:管磊
 * 时间:01-03-2008
 * 功能:商家推荐信息初始化。
 */
package com.mole.struts.action;

import java.util.ArrayList;

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

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.MerchantCommendDAO;

/**
 * MyEclipse Struts Creation date: 01-03-2008
 * 
 * XDoclet definition:
 * 
 * @struts.action validate="true"
 */
public class MerchantStoreCommendInitAction extends Action {
	/*
	 * Generated Methods
	 */
	MerchantCommendDAO 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 mid = request.getParameter("mid");
		if (mid == null || "".equals(mid))
			mid = (String) request.getSession().getAttribute("user");
		ArrayList al = null;
		if (dao == null)
			dao = new MerchantCommendDAO();
		Page page = new Page();
		// 分页操作。
		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")));
		int count = dao.getPageInfo(mid);
		page.setPageSize(pageSize);
		page.setRecordCount(count);
		page.setPageCount((count + pageSize - 1) / pageSize);
		page.setCurrentPage(currentPage);

		try {// 数据库查询推荐信息。
			al = dao.GetCommendList(mid, page.getCurrentPage(), page
					.getPageSize());
			request.setAttribute("commendList", al);
			request.setAttribute("Page", page);
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return new ActionForward("/merchantStoreCommendsList.jsp?mid=" + mid);

	}
}