private static boolean containsInCurrentPackage(@NotNull PsiJavaFile file, PsiClass curRefClass) {
    if (curRefClass != null) {
      String curRefClassQualifiedName = curRefClass.getQualifiedName();
      return curRefClassQualifiedName != null &&
             ArrayUtil.find(file.getImplicitlyImportedPackages(), StringUtil.getPackageName(curRefClassQualifiedName)) < 0;
    }
    return false;
  }
private static boolean containsInCurrentPackage(@NotNull PsiJavaFile file, PsiClass curRefClass)