{-# LANGUAGE DeriveGeneric #-}
{-# LANGUAGE DuplicateRecordFields #-}
{-# LANGUAGE NamedFieldPuns #-}
{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE RecordWildCards #-}
{-# LANGUAGE StrictData #-}
{-# LANGUAGE NoImplicitPrelude #-}
{-# OPTIONS_GHC -fno-warn-unused-imports #-}
{-# OPTIONS_GHC -fno-warn-unused-matches #-}

-- Derived from AWS service descriptions, licensed under Apache 2.0.

-- |
-- Module      : Amazonka.IoT.Types.ImplicitDeny
-- Copyright   : (c) 2013-2021 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay <brendan.g.hay+amazonka@gmail.com>
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
module Amazonka.IoT.Types.ImplicitDeny where

import qualified Amazonka.Core as Core
import Amazonka.IoT.Types.Policy
import qualified Amazonka.Lens as Lens
import qualified Amazonka.Prelude as Prelude

-- | Information that implicitly denies authorization. When policy doesn\'t
-- explicitly deny or allow an action on a resource it is considered an
-- implicit deny.
--
-- /See:/ 'newImplicitDeny' smart constructor.
data ImplicitDeny = ImplicitDeny'
  { -- | Policies that don\'t contain a matching allow or deny statement for the
    -- specified action on the specified resource.
    ImplicitDeny -> Maybe [Policy]
policies :: Prelude.Maybe [Policy]
  }
  deriving (ImplicitDeny -> ImplicitDeny -> Bool
(ImplicitDeny -> ImplicitDeny -> Bool)
-> (ImplicitDeny -> ImplicitDeny -> Bool) -> Eq ImplicitDeny
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: ImplicitDeny -> ImplicitDeny -> Bool
$c/= :: ImplicitDeny -> ImplicitDeny -> Bool
== :: ImplicitDeny -> ImplicitDeny -> Bool
$c== :: ImplicitDeny -> ImplicitDeny -> Bool
Prelude.Eq, ReadPrec [ImplicitDeny]
ReadPrec ImplicitDeny
Int -> ReadS ImplicitDeny
ReadS [ImplicitDeny]
(Int -> ReadS ImplicitDeny)
-> ReadS [ImplicitDeny]
-> ReadPrec ImplicitDeny
-> ReadPrec [ImplicitDeny]
-> Read ImplicitDeny
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [ImplicitDeny]
$creadListPrec :: ReadPrec [ImplicitDeny]
readPrec :: ReadPrec ImplicitDeny
$creadPrec :: ReadPrec ImplicitDeny
readList :: ReadS [ImplicitDeny]
$creadList :: ReadS [ImplicitDeny]
readsPrec :: Int -> ReadS ImplicitDeny
$creadsPrec :: Int -> ReadS ImplicitDeny
Prelude.Read, Int -> ImplicitDeny -> ShowS
[ImplicitDeny] -> ShowS
ImplicitDeny -> String
(Int -> ImplicitDeny -> ShowS)
-> (ImplicitDeny -> String)
-> ([ImplicitDeny] -> ShowS)
-> Show ImplicitDeny
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [ImplicitDeny] -> ShowS
$cshowList :: [ImplicitDeny] -> ShowS
show :: ImplicitDeny -> String
$cshow :: ImplicitDeny -> String
showsPrec :: Int -> ImplicitDeny -> ShowS
$cshowsPrec :: Int -> ImplicitDeny -> ShowS
Prelude.Show, (forall x. ImplicitDeny -> Rep ImplicitDeny x)
-> (forall x. Rep ImplicitDeny x -> ImplicitDeny)
-> Generic ImplicitDeny
forall x. Rep ImplicitDeny x -> ImplicitDeny
forall x. ImplicitDeny -> Rep ImplicitDeny x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x. Rep ImplicitDeny x -> ImplicitDeny
$cfrom :: forall x. ImplicitDeny -> Rep ImplicitDeny x
Prelude.Generic)

-- |
-- Create a value of 'ImplicitDeny' with all optional fields omitted.
--
-- Use <https://hackage.haskell.org/package/generic-lens generic-lens> or <https://hackage.haskell.org/package/optics optics> to modify other optional fields.
--
-- The following record fields are available, with the corresponding lenses provided
-- for backwards compatibility:
--
-- 'policies', 'implicitDeny_policies' - Policies that don\'t contain a matching allow or deny statement for the
-- specified action on the specified resource.
newImplicitDeny ::
  ImplicitDeny
newImplicitDeny :: ImplicitDeny
newImplicitDeny =
  ImplicitDeny' :: Maybe [Policy] -> ImplicitDeny
ImplicitDeny' {$sel:policies:ImplicitDeny' :: Maybe [Policy]
policies = Maybe [Policy]
forall a. Maybe a
Prelude.Nothing}

-- | Policies that don\'t contain a matching allow or deny statement for the
-- specified action on the specified resource.
implicitDeny_policies :: Lens.Lens' ImplicitDeny (Prelude.Maybe [Policy])
implicitDeny_policies :: (Maybe [Policy] -> f (Maybe [Policy]))
-> ImplicitDeny -> f ImplicitDeny
implicitDeny_policies = (ImplicitDeny -> Maybe [Policy])
-> (ImplicitDeny -> Maybe [Policy] -> ImplicitDeny)
-> Lens ImplicitDeny ImplicitDeny (Maybe [Policy]) (Maybe [Policy])
forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\ImplicitDeny' {Maybe [Policy]
policies :: Maybe [Policy]
$sel:policies:ImplicitDeny' :: ImplicitDeny -> Maybe [Policy]
policies} -> Maybe [Policy]
policies) (\s :: ImplicitDeny
s@ImplicitDeny' {} Maybe [Policy]
a -> ImplicitDeny
s {$sel:policies:ImplicitDeny' :: Maybe [Policy]
policies = Maybe [Policy]
a} :: ImplicitDeny) ((Maybe [Policy] -> f (Maybe [Policy]))
 -> ImplicitDeny -> f ImplicitDeny)
-> ((Maybe [Policy] -> f (Maybe [Policy]))
    -> Maybe [Policy] -> f (Maybe [Policy]))
-> (Maybe [Policy] -> f (Maybe [Policy]))
-> ImplicitDeny
-> f ImplicitDeny
forall b c a. (b -> c) -> (a -> b) -> a -> c
Prelude.. AnIso [Policy] [Policy] [Policy] [Policy]
-> Iso
     (Maybe [Policy]) (Maybe [Policy]) (Maybe [Policy]) (Maybe [Policy])
forall (f :: * -> *) (g :: * -> *) s t a b.
(Functor f, Functor g) =>
AnIso s t a b -> Iso (f s) (g t) (f a) (g b)
Lens.mapping AnIso [Policy] [Policy] [Policy] [Policy]
forall s t a b. (Coercible s a, Coercible t b) => Iso s t a b
Lens.coerced

instance Core.FromJSON ImplicitDeny where
  parseJSON :: Value -> Parser ImplicitDeny
parseJSON =
    String
-> (Object -> Parser ImplicitDeny) -> Value -> Parser ImplicitDeny
forall a. String -> (Object -> Parser a) -> Value -> Parser a
Core.withObject
      String
"ImplicitDeny"
      ( \Object
x ->
          Maybe [Policy] -> ImplicitDeny
ImplicitDeny'
            (Maybe [Policy] -> ImplicitDeny)
-> Parser (Maybe [Policy]) -> Parser ImplicitDeny
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
Prelude.<$> (Object
x Object -> Text -> Parser (Maybe (Maybe [Policy]))
forall a. FromJSON a => Object -> Text -> Parser (Maybe a)
Core..:? Text
"policies" Parser (Maybe (Maybe [Policy]))
-> Maybe [Policy] -> Parser (Maybe [Policy])
forall a. Parser (Maybe a) -> a -> Parser a
Core..!= Maybe [Policy]
forall a. Monoid a => a
Prelude.mempty)
      )

instance Prelude.Hashable ImplicitDeny

instance Prelude.NFData ImplicitDeny