useraction.java

图书馆管理系统 能满足 查询

package com.jxyd.action;

import java.util.ArrayList;
import java.util.Date;

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

import org.apache.log4j.Logger;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;

import com.jxyd.common.Char;
import com.jxyd.common.Fenye;
import com.jxyd.dao.AdminDAO;
import com.jxyd.dao.UserDAO;
import com.jxyd.vo.UserBean;

public class UserAction extends DispatchAction {
	
	private final Logger log = Logger.getLogger(getClass());
	
	public ActionForward EditeUser(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response){
		UserBean user=(UserBean)request.getSession().getAttribute("loginfoU") ;
		UserDAO udao=new UserDAO();
		UserBean ub=udao.SelectUserByUId(user.getBarCode());
		request.setAttribute("ub", ub);
		return mapping.findForward("userinfo");
	}
	
	/**
	 * 用户修改密码网页对话框
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward ChangPwdPage(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response){
		String usrcode=request.getParameter("usercode");
		UserDAO udao=new UserDAO();
		UserBean ub=udao.SelectUserByUId(usrcode);
		request.setAttribute("ub", ub);
		return mapping.findForward("changpwd");
	}
	
	/**
	 * 确定修改密码
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward ChangPwd(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response){
		Integer id=Integer.parseInt(request.getParameter("id"));
		String xpwd=request.getParameter("xpwd").trim();
		String npwd=request.getParameter("npwd").trim();
		
		UserBean ub=(UserBean)request.getSession().getAttribute("loginfoU") ;
		if(!xpwd.equals(npwd)){
			request.setAttribute("error", "<script language=JavaScript>alert("
					+ "'两次密码输入不一样'" + ");</script>");
			return mapping.findForward("changpwd");
		}
		UserDAO ud=new UserDAO();
		boolean flag=ud.ChangPwd(id, npwd);
		if(flag){
			log.info("用户"+ub.getName()+"于"+new Date().toLocaleString()+"修改密码成功");
		 return mapping.findForward("userinfo");
		}
		return null;
	}
	
	/**
	 * 显示库存图书
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward SelectBook(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		if(request.getSession().getAttribute("loginfoU")==null){
			return  new ActionForward("/login.jsp");
		}
		String sv=request.getParameter("select");
		String book=request.getParameter("book");
		AdminDAO adao=new AdminDAO();
		Fenye fenye=new Fenye();
		fenye.setPageSize(15);
		fenye.init(request, "user.do", null, adao.count(book,sv), "p", 3);
		ArrayList<?> list=null;
		
		list=adao.SelectAllBook(fenye.getStart(), fenye.getPageSize(),book,sv);//图书查询
		request.setAttribute("book", list);
		request.setAttribute("fenye", fenye);

		return mapping.findForward("selectbookpage");
	}
	
	
	/**
	 * 修改备注
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return
	 */
	public ActionForward UpdateMark(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response){
		String mark=request.getParameter("mark").trim();
		Integer id=Integer.parseInt(request.getParameter("id"));
		System.out.println(id+"***"+mark);
		UserDAO ud=new UserDAO();
		boolean flag=ud.Updatemark(id, mark);
		if(flag){
			return new ActionForward("/user.do?method=EditeUser");
		}
		
		return null;
	} 
	
	public ActionForward LendInfo(ActionMapping mapping, ActionForm form,//显示读者借阅信息
			HttpServletRequest request, HttpServletResponse response){
		UserBean user=(UserBean)request.getSession().getAttribute("loginfoU") ;
		if(user!=null){
		String usercode=user.getBarCode();
		UserDAO ud=new UserDAO();
		Fenye fenye=new Fenye();
		fenye.setPageSize(15);
		fenye.init(request, "user.do", null, ud.count(usercode), "p", 3);
		ArrayList<?> list=ud.selectlend(usercode, fenye.getStart(), fenye.getPageSize());
		request.setAttribute("book", list);
		request.setAttribute("fenye", fenye);
		System.out.println(ud.count(usercode)+"******"+usercode);
		return mapping.findForward("lendinfo");
		}
		return null;
	}

}