001package org.kuali.ole.utility.callnumber; 002 003/** 004 * Created with IntelliJ IDEA. 005 * User: ? 006 * Date: 20/2/13 007 * Time: 7:29 PM 008 * To change this template use File | Settings | File Templates. 009 */ 010public interface CallNumber { 011 public String getSortableKey(String callNumber); 012 013 public boolean isValid(String callNumber); 014}