public int hashCode(){
  int hash=0;
  for (  AnnotationMember element : elements) {
    hash+=element.hashCode();
  }
  return hash;
}

public int hashCode ( ) { int hash = 0 ; for ( AnnotationMember element : elements ) { hash += element . hashCode ( ) ; } return hash ; }
returns a hash code composed as a sum of hash codes of member elements , including elements with default values .
