boolean (final Object o) { if (this == o) return true; if (o == null || getClass() != o.getClass()) return false; final MnemonicKey that = (MnemonicKey)o; if (myMnemonicChar != that.myMnemonicChar) return false; if (!myExclusiveContainerStack.equals(that.myExclusiveContainerStack)) return false; return true; }