@Override
  public @NotNull CharSequence getChars() {
    CharSequence text = myText();
    if (text == null) {
      // use super.getText() instead of super.getChars() to avoid extra myText() call
      text = super.getText();
      myText = new SoftReference<>(text);
    }
    return text;
  }
@Override
  public @NotNull CharSequence getChars()