@Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;
    JavaPolyadicPartAnchor anchor = (JavaPolyadicPartAnchor)o;
    return myLastOperand == anchor.myLastOperand && myExpression.equals(anchor.myExpression);
  }
@Override
  public boolean equals(Object o)