package gnu.kawa.xml;import gnu.mapping.Symbol;public class Notation{  Symbol qname;  public boolean equals (Notation n1, Notation n2)  {    return n1.qname.equals(n2.qname);  }  public boolean equals (Object obj)  {    return obj instanceof Notation && equals(this, (Notation) obj);  }  public int hashCode ()  {    return qname.hashCode();  }}