@Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;

    DocCommandGroupId that = (DocCommandGroupId)o;

    if (!myDocument.equals(that.myDocument)) return false;
    if (!myGroupId.equals(that.myGroupId)) return false;

    return true;
  }
@Override
  public boolean equals(Object o)