public void closed(PreparedStatement pstmt, Connection conn){
		try{
			if(pstmt!=null)pstmt.close();
		}catch(Exception e){
			e.printStackTrace();
		}
		
		try{
			if(conn!=null)conn.close();
		}catch(Exception e){
			e.printStackTrace();
		}
	}
	

	public void closed(PreparedStatement pstmt, ResultSet rs ,Connection conn){
		try{
			if(rs!=null)rs.close();
		}catch(Exception e){
			e.printStackTrace();
		}
		try{
			if(pstmt!=null)pstmt.close();
		}catch(Exception e){
			e.printStackTrace();
		}
		
		try{
			if(conn!=null)conn.close();
		}catch(Exception e){
			e.printStackTrace();
		}
	}