public boolean updateItem(ItemBean itemBean) throws SQLException, ClassNotFoundException {
			ConnectionUtility chd = new ConnectionUtility();
			Connection con = null;
			PreparedStatement ps = null;
			boolean b = false;
			try {
		        con = chd.create();	
		        String itemNo = itemBean.getItemNo();
		        String itemName = itemBean.getItemName();
		        String description = itemBean.getDescription();
		        Double price = itemBean.getPrice();
		    	ps =con.prepareStatement("update items set itemname ='"+itemName+"',description ='"+description+"',price='"+price+"' where itemno = '"+itemNo+"' ");
		    	int result = ps.executeUpdate();
		    	if(result>0) {
	              b= true;
		    	}
			} catch(Exception e) {
				e.printStackTrace();
			}
			finally {
				 try  {
					 con.commit(); 
					con.close();   
				 } catch(Exception e) {
					e.printStackTrace();
				 }
			}
			return b; 		          
		}