announceoperation.java

基于struts+hibernate的电子商务网站。可运行。数据库mysql

/**
  * @(#)tarena.action.AnnounceOperation.java  2008-11-5  
  * Copy Right Information	: Tarena
  * Project					: xindou
  * JDK version used		: jdk1.6.4
  * Comments				: 公告操作类。
  * Version					: 1.0
  * Sr	Date		Modified By		Why & What is modified
  * 1.	2008-11-5 	小猪     		新建
  * 2.  2008-11-13  陈达				修改
  **/
package tarena.action;

import java.util.List;

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

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.MappingDispatchAction;

import tarena.dao.AnnounceDAO;
import tarena.dao.pages.DefaultDAO;
import tarena.data.AbractAnnounce;
import tarena.entity.Announce;

 /**
 * 公告操作类。<br>
 * 公告添加、删除、等操作。
 * 2008-11-5
 * @author		达内科技[Tarena Training Group]
 * @version	1.0
 * @since		JDK1.6(建议) 
 * @author		Administrator
 */
public class AnnounceOperation extends MappingDispatchAction {

	/**
	 * 查看商品信息
	 */
	public ActionForward announce(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception {
		//此处记得保存rootid
		String aid=request.getParameter("aid");
		Announce announce=null;
		try {
			announce=new AnnounceDAO().findById(new Integer(aid));
		} catch (RuntimeException e) {
			announce=new AnnounceDAO().findById(new Integer(1));
		}
		List<AbractAnnounce> announces = new DefaultDAO().listTopAnnounce(8);
		request.setAttribute("announces", announces);
		request.setAttribute("announce",announce);
		return mapping.findForward("announce");
	}
	
}