@Nullable
  SelectorKind getSwitchSelectorKind() {
    if (TypeConversionUtil.getTypeRank(mySelectorType) <= TypeConversionUtil.INT_RANK) {
      return SelectorKind.INT;
    }
    PsiClass psiClass = PsiUtil.resolveClassInClassTypeOnly(mySelectorType);
    if (psiClass != null) {
      if (psiClass.isEnum()) {
        return SelectorKind.ENUM;
      }
      if (Comparing.strEqual(psiClass.getQualifiedName(), CommonClassNames.JAVA_LANG_STRING)) {
        return SelectorKind.STRING;
      }
    }
    return null;
  }
@Nullable
  SelectorKind getSwitchSelectorKind()