bginforlistaction.java

这是一个上传下载的原代码

package com.model.action;


import java.util.Map;

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.model.entity.UserInfo;
import com.model.logic.BackLogic;

public class BgInforListAction extends Action {
	BackLogic backLogic;


	public BackLogic getBackLogic() {
		return backLogic;
	}


	public void setBackLogic(BackLogic backLogic) {
		this.backLogic = backLogic;
	}


	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		HttpSession session = request.getSession(true);
		UserInfo user = (UserInfo)session.getAttribute("userInfo");
		if(user!=null){
		Map map = null;
		
		String pageNum = (String)request.getParameter("pageNum");
		String pageSize = (String)request.getParameter("pageSize");
		
		if(pageNum != null || pageSize != null){
			map = this.getBackLogic().showinforNews(Integer.valueOf(pageNum).intValue(),Integer.valueOf(pageSize).intValue());
		}else{
			map = this.getBackLogic().showinforNews(0,10);
		}
		map.put("pageNum",(pageNum==null)?0:Integer.valueOf(pageNum).intValue());
		request.setAttribute("backNews", map);
	
		return mapping.findForward("ok");
		}else{
			request.setAttribute("exit", "yes");
			return mapping.findForward("no");
		}
	}
}