@Nullable
    private static String getCollectionClass(PsiMethodCallExpression call) {
      PsiClass aClass = FunctionalExpressionUtils.getClassOfDefaultConstructorFunction(call.getArgumentList().getExpressions()[0]);
      return ConstructionUtils.isCollectionWithCopyConstructor(aClass) ? aClass.getQualifiedName() : null;
    }
@Nullable
    private static String getCollectionClass(PsiMethodCallExpression call)