dao.java

系统具有良好的系统性能

				reader.setSex(rs.getString("sex"));
				reader.setAge(rs.getString("age"));
				reader.setIdentityCard(rs.getString("identityCard"));
				reader.setDate(rs.getDate("date"));
				reader.setMaxNum(rs.getString("maxNum"));
				reader.setTel(rs.getString("tel"));
				reader.setKeepMoney(rs.getDouble("keepMoney"));
				reader.setZj(rs.getInt("zj"));
				reader.setZy(rs.getString("zy"));
				reader.setISBN(rs.getString("ISBN"));
				reader.setBztime(rs.getDate("bztime"));
				list.add(reader);
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		Dao.close();
		return list;
	}
	public static int UpdateReader(String id,String name,String sex,String age,String identityCard,Date date,String maxNum,String tel,Double keepMoney,String zj,String zy,Date bztime,String ISBN){
		int i=0;
		try{
			String sql="update tb_reader set name='"+name+"',sex='"+sex+"',age='"+age+"',identityCard='"+identityCard+"',date='"+date+"',maxNum='"+maxNum+"',tel='"+tel+"',keepMoney="+keepMoney+",zj='"+zj+"',zy='"+zy+"',bztime='"+bztime+"'where ISBN='"+ISBN+"'";
			i=Dao.executeUpdate(sql);
		}catch(Exception e){
			e.printStackTrace();
		}
		Dao.close();
		return i;
	}
	public static int DelReader(String ISBN){
		int i=0;
		try{
			String sql="delete from tb_reader where ISBN='"+ISBN+"'";
			//System.out.println(sql);
			i=Dao.executeUpdate(sql);
		}catch(Exception e){
			e.printStackTrace();
		}
		Dao.close();
		return i;
	}
/*
 * 对订购信息表操作
 */
	public static int InsertBookOrder(String ISBN,Date date,String number,String operator,String checkAndAccept,Double zk){
		int i=0;
		try{
			String sql="insert into tb_order(ISBN,date,number,operator,checkAndAccept,zk) values('"+ISBN+"','"+date+"','"+number+"','"+operator+"',"+checkAndAccept+",'"+zk+"')";
			i=Dao.executeUpdate(sql);
		}catch(Exception e){
			e.printStackTrace();
		}
		Dao.close();
		return i;
		
	}
	public static List selectBookOrder() {
		List list=new ArrayList();
		String sql = "SELECT * FROM tb_order a INNER JOIN tb_bookInfo b ON a.ISBN = b.ISBN";
		ResultSet rs = Dao.executeQuery(sql);
		try {
			while (rs.next()) {
				OrderAndBookInfo order=new OrderAndBookInfo();
				order.setISBN(rs.getString(1));
				order.setOrderdate(rs.getDate(2));
				order.setNumber(rs.getString(3));
				order.setOperator(rs.getString(4));
				order.setCheckAndAccept(rs.getString(5));
				order.setZk(rs.getDouble(6));
				order.setTypeId(rs.getString(8));
				order.setBookname(rs.getString(9));
				order.setWriter(rs.getString(10));
				order.setTraslator(rs.getString(11));
				order.setPublisher(rs.getString(12));
				order.setDate(rs.getDate(13));
				order.setPrice(rs.getDouble(14));
				list.add(order);
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		Dao.close();
		return list;
	}
	public static List selectBookOrder(String ISBN) {
		List list=new ArrayList();
		String sql = "SELECT * FROM tb_order where ISBN='"+ISBN+"'";
		ResultSet rs = Dao.executeQuery(sql);
		try {
			while (rs.next()) {
				Order order=new Order();
				order.setISBN(rs.getString("ISBN"));
				order.setDate(rs.getDate("date"));
				order.setNumber(rs.getString("number"));
				order.setOperator(rs.getString("operator"));
				order.setZk("zk");
				order.setCheckAndAccept("checkAndAccept");
				list.add(order);
				
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		Dao.close();
		return list;
	}
	public static int UpdateCheckBookOrder(String ISBN){
		int i=0;
		try{
			String sql="update tb_order set checkAndAccept=0 where ISBN='"+ISBN+"'";
			i=Dao.executeUpdate(sql);
		}catch(Exception e){
			e.printStackTrace();
		}
		Dao.close();
		return i;
		
	}
	/*
	 * 对借阅表进行操作
	 */
	public static int InsertBookBorrow(String bookISBN,String readerISBN,String operatorId,Timestamp borrowDate,Timestamp backDate){
		int i=0;
		try{
			String sql="insert into tb_borrow(bookISBN,readerISBN,operatorId,borrowDate,backDate)values('"+bookISBN+"','"+readerISBN+"','"+operatorId+"','"+borrowDate+"','"+backDate+"')";
			i=Dao.executeUpdate(sql);
		}catch(Exception e){
			e.printStackTrace();
		}
		Dao.close();
		return i;
		
	}
	public static List selectBorrow(String readerISBN) {
		List list=new ArrayList();
		String sql = "select *  from tb_borrow where readerISBN='"+readerISBN+"'";
		ResultSet rs = Dao.executeQuery(sql);
		try {
			while (rs.next()) {
				Borrow borrow=new Borrow();
				borrow.setId(rs.getInt("id"));
				borrow.setBookISBN(rs.getString("bookISBN"));
				borrow.setReaderISBN(rs.getString("readerISBN"));
				borrow.setBorrowDate(rs.getString("borrowDate"));
				borrow.setBackDate(rs.getString("backDate"));
				borrow.setBookName(rs.getString("borrowBookName"));
				list.add(borrow);
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		Dao.close();
		return list;
	}
	/*
	 * 查询还书内容，tb_bookinfo tb_reader tb_borrow之间的查询
	 */
	public static List selectBookBack(String readerISBN) {
		List list=new ArrayList();
		String sql = "SELECT a.ISBN AS bookISBN, a.bookname, a.typeId ,b.id,b.operatorId, b.borrowDate, b.backDate, c.name AS readerName, c.ISBN AS readerISBN FROM tb_bookInfo a INNER JOIN tb_borrow b ON a.ISBN = b.bookISBN INNER JOIN tb_reader c ON b.readerISBN = c.ISBN WHERE (c.ISBN = '"+readerISBN+"' and isback=1)";
		System.out.println(sql);
		ResultSet rs = Dao.executeQuery(sql);
		try {
			while (rs.next()) {
				Back back=new Back();
				back.setBookISBN(rs.getString("bookISBN"));
				back.setBookname(rs.getString("bookname"));
				back.setTypeId(rs.getInt("typeId"));
				back.setOperatorId(rs.getString("operatorId"));
				back.setBorrowDate(rs.getString("borrowDate"));
				back.setBackDate(rs.getString("backDate"));
				back.setReaderName(rs.getString("readerName"));
				back.setReaderISBN(rs.getString("readerISBN"));
				back.setId(rs.getInt("id"));
				list.add(back);
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		Dao.close();
		return list;
	}
	public static int UpdateBookBack(String bookISBN,String readerISBN,int id){//归还图书操作
		int i=0;
		try{
			String sql="update tb_borrow set isback=0 where bookISBN='"+bookISBN+"'and readerISBN='"+readerISBN+"' and id="+id+"";
			System.out.println(sql);
			i=Dao.executeUpdate(sql);
		}catch(Exception e){
			e.printStackTrace();
		}
		Dao.close();
		return i;
		
	}
	
	
	//new
	public static List selectbookserch() {
		List list=new ArrayList();
		String sql = "select *  from tb_bookInfo";
		ResultSet s = Dao.executeQuery(sql);
		try {
			while (s.next()) {
				BookInfo bookinfo=new BookInfo();
				bookinfo.setISBN(s.getString(1));
				bookinfo.setTypeid(s.getString(2));
				bookinfo.setBookname(s.getString(3));
				bookinfo.setWriter(s.getString(4));
				bookinfo.setTranslator(s.getString(5));
				bookinfo.setPublisher(s.getString(6));
				bookinfo.setDate(s.getDate(7));
				bookinfo.setPrice(s.getDouble(8));
				list.add(bookinfo);
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		Dao.close();
		return list;
	}
	public static List selectbookmohu(String bookname){
		List list=new ArrayList();
		String sql="select * from tb_bookInfo where bookname like '%"+bookname+"%'";
		System.out.print(sql);
		ResultSet s=Dao.executeQuery(sql);
		try {
			while(s.next()){
				BookInfo bookinfo=new BookInfo();
				bookinfo.setISBN(s.getString(1));
				bookinfo.setTypeid(s.getString(2));
				bookinfo.setBookname(s.getString(3));
				bookinfo.setWriter(s.getString(4));
				bookinfo.setTranslator(s.getString(5));
				bookinfo.setPublisher(s.getString(6));
				bookinfo.setDate(s.getDate(7));
				bookinfo.setPrice(s.getDouble(8));
				list.add(bookinfo);
			}
		} catch (SQLException e) {
			// TODO 自动生成 catch 块
			e.printStackTrace();
		}
		return list;
		
		
	}
	
	public static List selectbookmohuwriter(String writer){
		List list=new ArrayList();
		String sql="select * from tb_bookInfo where writer like '%"+writer+"%'";
		System.out.print(sql);
		ResultSet s=Dao.executeQuery(sql);
		try {
			while(s.next()){
				BookInfo bookinfo=new BookInfo();
				bookinfo.setISBN(s.getString(1));
				bookinfo.setTypeid(s.getString(2));
				bookinfo.setBookname(s.getString(3));
				bookinfo.setWriter(s.getString(4));
				bookinfo.setTranslator(s.getString(5));
				bookinfo.setPublisher(s.getString(6));
				bookinfo.setDate(s.getDate(7));
				bookinfo.setPrice(s.getDouble(8));
				list.add(bookinfo);
			}
		} catch (SQLException e) {
			// TODO 自动生成 catch 块
			e.printStackTrace();
		}
		return list;
		
		
	}
	public static int Insertoperator(String name,String sex,int age,String identityCard,Date workdate,String tel,String password){
		int i=0;
		try{
			String sql="insert into tb_operator(name,sex,age,identityCard,workdate,tel,password) values('"+name+"','"+sex+"',"+age+",'"+identityCard+"','"+workdate+"','"+tel+"','"+password+"')";
			System.out.println(sql);
			i=Dao.executeUpdate(sql);
		}catch(Exception e){
			e.printStackTrace();
		}
		Dao.close();
		return i;
	}
	
	public static List selectuser() {
		List list=new ArrayList();
		String sql = "select id,name,sex,age,identityCard,workdate,tel,password  from tb_operator where admin=0";
		ResultSet rs = Dao.executeQuery(sql);
		try {
			while (rs.next()) {
				user user=new user();
				user.setId(rs.getInt(1));
				user.setName(rs.getString(2));
				user.setSex(rs.getString(3));
				user.setAge(rs.getInt(4));
				user.setIdentityCard(rs.getString(5));
				user.setWorkdate(rs.getDate(6));
				user.setTel(rs.getString(7));
				user.setPassword(rs.getString(8));
				list.add(user);
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		Dao.close();
		return list;
	}
	
	public static int Deluser(int id){
		int i=0;
		try{
			String sql="delete from tb_operator where id='"+id+"'";
			//System.out.println(sql);
			i=Dao.executeUpdate(sql);
		}catch(Exception e){
			e.printStackTrace();
		}
		Dao.close();
		return i;
	}
	
	public static int Updateuser(int id,String name,String sex,int age,String identityCard,Date workdate,String tel,String password){
		int i=0;
		try{
			String sql="update tb_operator set name='"+name+"',sex='"+sex+"',age="+age+",identityCard='"+identityCard+"',workdate='"+workdate+"',tel='"+tel+"',password='"+password+"' where id='"+id+"'";
			i=Dao.executeUpdate(sql);
		}catch(Exception e){
			e.printStackTrace();
		}
		Dao.close();
		return i;
	}
	
	public static int Updatepass(String password,String name){
		int i=0;
		try{
			String sql="update tb_operator set password='"+password+"' where name='"+name+"'";
			
			i=Dao.executeUpdate(sql);
		}catch(Exception e){
			e.printStackTrace();
		}
		Dao.close();
		return i;
	}
	
}