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

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

-- |
-- Module      : Amazonka.Glue.GetUserDefinedFunction
-- Copyright   : (c) 2013-2023 Brendan Hay
-- License     : Mozilla Public License, v. 2.0.
-- Maintainer  : Brendan Hay
-- Stability   : auto-generated
-- Portability : non-portable (GHC extensions)
--
-- Retrieves a specified function definition from the Data Catalog.
module Amazonka.Glue.GetUserDefinedFunction
  ( -- * Creating a Request
    GetUserDefinedFunction (..),
    newGetUserDefinedFunction,

    -- * Request Lenses
    getUserDefinedFunction_catalogId,
    getUserDefinedFunction_databaseName,
    getUserDefinedFunction_functionName,

    -- * Destructuring the Response
    GetUserDefinedFunctionResponse (..),
    newGetUserDefinedFunctionResponse,

    -- * Response Lenses
    getUserDefinedFunctionResponse_userDefinedFunction,
    getUserDefinedFunctionResponse_httpStatus,
  )
where

import qualified Amazonka.Core as Core
import qualified Amazonka.Core.Lens.Internal as Lens
import qualified Amazonka.Data as Data
import Amazonka.Glue.Types
import qualified Amazonka.Prelude as Prelude
import qualified Amazonka.Request as Request
import qualified Amazonka.Response as Response

-- | /See:/ 'newGetUserDefinedFunction' smart constructor.
data GetUserDefinedFunction = GetUserDefinedFunction'
  { -- | The ID of the Data Catalog where the function to be retrieved is
    -- located. If none is provided, the Amazon Web Services account ID is used
    -- by default.
    GetUserDefinedFunction -> Maybe Text
catalogId :: Prelude.Maybe Prelude.Text,
    -- | The name of the catalog database where the function is located.
    GetUserDefinedFunction -> Text
databaseName :: Prelude.Text,
    -- | The name of the function.
    GetUserDefinedFunction -> Text
functionName :: Prelude.Text
  }
  deriving (GetUserDefinedFunction -> GetUserDefinedFunction -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: GetUserDefinedFunction -> GetUserDefinedFunction -> Bool
$c/= :: GetUserDefinedFunction -> GetUserDefinedFunction -> Bool
== :: GetUserDefinedFunction -> GetUserDefinedFunction -> Bool
$c== :: GetUserDefinedFunction -> GetUserDefinedFunction -> Bool
Prelude.Eq, ReadPrec [GetUserDefinedFunction]
ReadPrec GetUserDefinedFunction
Int -> ReadS GetUserDefinedFunction
ReadS [GetUserDefinedFunction]
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [GetUserDefinedFunction]
$creadListPrec :: ReadPrec [GetUserDefinedFunction]
readPrec :: ReadPrec GetUserDefinedFunction
$creadPrec :: ReadPrec GetUserDefinedFunction
readList :: ReadS [GetUserDefinedFunction]
$creadList :: ReadS [GetUserDefinedFunction]
readsPrec :: Int -> ReadS GetUserDefinedFunction
$creadsPrec :: Int -> ReadS GetUserDefinedFunction
Prelude.Read, Int -> GetUserDefinedFunction -> ShowS
[GetUserDefinedFunction] -> ShowS
GetUserDefinedFunction -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [GetUserDefinedFunction] -> ShowS
$cshowList :: [GetUserDefinedFunction] -> ShowS
show :: GetUserDefinedFunction -> String
$cshow :: GetUserDefinedFunction -> String
showsPrec :: Int -> GetUserDefinedFunction -> ShowS
$cshowsPrec :: Int -> GetUserDefinedFunction -> ShowS
Prelude.Show, forall x. Rep GetUserDefinedFunction x -> GetUserDefinedFunction
forall x. GetUserDefinedFunction -> Rep GetUserDefinedFunction x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x. Rep GetUserDefinedFunction x -> GetUserDefinedFunction
$cfrom :: forall x. GetUserDefinedFunction -> Rep GetUserDefinedFunction x
Prelude.Generic)

-- |
-- Create a value of 'GetUserDefinedFunction' 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:
--
-- 'catalogId', 'getUserDefinedFunction_catalogId' - The ID of the Data Catalog where the function to be retrieved is
-- located. If none is provided, the Amazon Web Services account ID is used
-- by default.
--
-- 'databaseName', 'getUserDefinedFunction_databaseName' - The name of the catalog database where the function is located.
--
-- 'functionName', 'getUserDefinedFunction_functionName' - The name of the function.
newGetUserDefinedFunction ::
  -- | 'databaseName'
  Prelude.Text ->
  -- | 'functionName'
  Prelude.Text ->
  GetUserDefinedFunction
newGetUserDefinedFunction :: Text -> Text -> GetUserDefinedFunction
newGetUserDefinedFunction
  Text
pDatabaseName_
  Text
pFunctionName_ =
    GetUserDefinedFunction'
      { $sel:catalogId:GetUserDefinedFunction' :: Maybe Text
catalogId =
          forall a. Maybe a
Prelude.Nothing,
        $sel:databaseName:GetUserDefinedFunction' :: Text
databaseName = Text
pDatabaseName_,
        $sel:functionName:GetUserDefinedFunction' :: Text
functionName = Text
pFunctionName_
      }

-- | The ID of the Data Catalog where the function to be retrieved is
-- located. If none is provided, the Amazon Web Services account ID is used
-- by default.
getUserDefinedFunction_catalogId :: Lens.Lens' GetUserDefinedFunction (Prelude.Maybe Prelude.Text)
getUserDefinedFunction_catalogId :: Lens' GetUserDefinedFunction (Maybe Text)
getUserDefinedFunction_catalogId = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\GetUserDefinedFunction' {Maybe Text
catalogId :: Maybe Text
$sel:catalogId:GetUserDefinedFunction' :: GetUserDefinedFunction -> Maybe Text
catalogId} -> Maybe Text
catalogId) (\s :: GetUserDefinedFunction
s@GetUserDefinedFunction' {} Maybe Text
a -> GetUserDefinedFunction
s {$sel:catalogId:GetUserDefinedFunction' :: Maybe Text
catalogId = Maybe Text
a} :: GetUserDefinedFunction)

-- | The name of the catalog database where the function is located.
getUserDefinedFunction_databaseName :: Lens.Lens' GetUserDefinedFunction Prelude.Text
getUserDefinedFunction_databaseName :: Lens' GetUserDefinedFunction Text
getUserDefinedFunction_databaseName = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\GetUserDefinedFunction' {Text
databaseName :: Text
$sel:databaseName:GetUserDefinedFunction' :: GetUserDefinedFunction -> Text
databaseName} -> Text
databaseName) (\s :: GetUserDefinedFunction
s@GetUserDefinedFunction' {} Text
a -> GetUserDefinedFunction
s {$sel:databaseName:GetUserDefinedFunction' :: Text
databaseName = Text
a} :: GetUserDefinedFunction)

-- | The name of the function.
getUserDefinedFunction_functionName :: Lens.Lens' GetUserDefinedFunction Prelude.Text
getUserDefinedFunction_functionName :: Lens' GetUserDefinedFunction Text
getUserDefinedFunction_functionName = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\GetUserDefinedFunction' {Text
functionName :: Text
$sel:functionName:GetUserDefinedFunction' :: GetUserDefinedFunction -> Text
functionName} -> Text
functionName) (\s :: GetUserDefinedFunction
s@GetUserDefinedFunction' {} Text
a -> GetUserDefinedFunction
s {$sel:functionName:GetUserDefinedFunction' :: Text
functionName = Text
a} :: GetUserDefinedFunction)

instance Core.AWSRequest GetUserDefinedFunction where
  type
    AWSResponse GetUserDefinedFunction =
      GetUserDefinedFunctionResponse
  request :: (Service -> Service)
-> GetUserDefinedFunction -> Request GetUserDefinedFunction
request Service -> Service
overrides =
    forall a. (ToRequest a, ToJSON a) => Service -> a -> Request a
Request.postJSON (Service -> Service
overrides Service
defaultService)
  response :: forall (m :: * -> *).
MonadResource m =>
(ByteStringLazy -> IO ByteStringLazy)
-> Service
-> Proxy GetUserDefinedFunction
-> ClientResponse ClientBody
-> m (Either
        Error (ClientResponse (AWSResponse GetUserDefinedFunction)))
response =
    forall (m :: * -> *) a.
MonadResource m =>
(Int -> ResponseHeaders -> Object -> Either String (AWSResponse a))
-> (ByteStringLazy -> IO ByteStringLazy)
-> Service
-> Proxy a
-> ClientResponse ClientBody
-> m (Either Error (ClientResponse (AWSResponse a)))
Response.receiveJSON
      ( \Int
s ResponseHeaders
h Object
x ->
          Maybe UserDefinedFunction -> Int -> GetUserDefinedFunctionResponse
GetUserDefinedFunctionResponse'
            forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
Prelude.<$> (Object
x forall a. FromJSON a => Object -> Key -> Either String (Maybe a)
Data..?> Key
"UserDefinedFunction")
            forall (f :: * -> *) a b. Applicative f => f (a -> b) -> f a -> f b
Prelude.<*> (forall (f :: * -> *) a. Applicative f => a -> f a
Prelude.pure (forall a. Enum a => a -> Int
Prelude.fromEnum Int
s))
      )

instance Prelude.Hashable GetUserDefinedFunction where
  hashWithSalt :: Int -> GetUserDefinedFunction -> Int
hashWithSalt Int
_salt GetUserDefinedFunction' {Maybe Text
Text
functionName :: Text
databaseName :: Text
catalogId :: Maybe Text
$sel:functionName:GetUserDefinedFunction' :: GetUserDefinedFunction -> Text
$sel:databaseName:GetUserDefinedFunction' :: GetUserDefinedFunction -> Text
$sel:catalogId:GetUserDefinedFunction' :: GetUserDefinedFunction -> Maybe Text
..} =
    Int
_salt
      forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Maybe Text
catalogId
      forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Text
databaseName
      forall a. Hashable a => Int -> a -> Int
`Prelude.hashWithSalt` Text
functionName

instance Prelude.NFData GetUserDefinedFunction where
  rnf :: GetUserDefinedFunction -> ()
rnf GetUserDefinedFunction' {Maybe Text
Text
functionName :: Text
databaseName :: Text
catalogId :: Maybe Text
$sel:functionName:GetUserDefinedFunction' :: GetUserDefinedFunction -> Text
$sel:databaseName:GetUserDefinedFunction' :: GetUserDefinedFunction -> Text
$sel:catalogId:GetUserDefinedFunction' :: GetUserDefinedFunction -> Maybe Text
..} =
    forall a. NFData a => a -> ()
Prelude.rnf Maybe Text
catalogId
      seq :: forall a b. a -> b -> b
`Prelude.seq` forall a. NFData a => a -> ()
Prelude.rnf Text
databaseName
      seq :: forall a b. a -> b -> b
`Prelude.seq` forall a. NFData a => a -> ()
Prelude.rnf Text
functionName

instance Data.ToHeaders GetUserDefinedFunction where
  toHeaders :: GetUserDefinedFunction -> ResponseHeaders
toHeaders =
    forall a b. a -> b -> a
Prelude.const
      ( forall a. Monoid a => [a] -> a
Prelude.mconcat
          [ HeaderName
"X-Amz-Target"
              forall a. ToHeader a => HeaderName -> a -> ResponseHeaders
Data.=# ( ByteString
"AWSGlue.GetUserDefinedFunction" ::
                          Prelude.ByteString
                      ),
            HeaderName
"Content-Type"
              forall a. ToHeader a => HeaderName -> a -> ResponseHeaders
Data.=# ( ByteString
"application/x-amz-json-1.1" ::
                          Prelude.ByteString
                      )
          ]
      )

instance Data.ToJSON GetUserDefinedFunction where
  toJSON :: GetUserDefinedFunction -> Value
toJSON GetUserDefinedFunction' {Maybe Text
Text
functionName :: Text
databaseName :: Text
catalogId :: Maybe Text
$sel:functionName:GetUserDefinedFunction' :: GetUserDefinedFunction -> Text
$sel:databaseName:GetUserDefinedFunction' :: GetUserDefinedFunction -> Text
$sel:catalogId:GetUserDefinedFunction' :: GetUserDefinedFunction -> Maybe Text
..} =
    [Pair] -> Value
Data.object
      ( forall a. [Maybe a] -> [a]
Prelude.catMaybes
          [ (Key
"CatalogId" forall kv v. (KeyValue kv, ToJSON v) => Key -> v -> kv
Data..=) forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
Prelude.<$> Maybe Text
catalogId,
            forall a. a -> Maybe a
Prelude.Just (Key
"DatabaseName" forall kv v. (KeyValue kv, ToJSON v) => Key -> v -> kv
Data..= Text
databaseName),
            forall a. a -> Maybe a
Prelude.Just (Key
"FunctionName" forall kv v. (KeyValue kv, ToJSON v) => Key -> v -> kv
Data..= Text
functionName)
          ]
      )

instance Data.ToPath GetUserDefinedFunction where
  toPath :: GetUserDefinedFunction -> ByteString
toPath = forall a b. a -> b -> a
Prelude.const ByteString
"/"

instance Data.ToQuery GetUserDefinedFunction where
  toQuery :: GetUserDefinedFunction -> QueryString
toQuery = forall a b. a -> b -> a
Prelude.const forall a. Monoid a => a
Prelude.mempty

-- | /See:/ 'newGetUserDefinedFunctionResponse' smart constructor.
data GetUserDefinedFunctionResponse = GetUserDefinedFunctionResponse'
  { -- | The requested function definition.
    GetUserDefinedFunctionResponse -> Maybe UserDefinedFunction
userDefinedFunction :: Prelude.Maybe UserDefinedFunction,
    -- | The response's http status code.
    GetUserDefinedFunctionResponse -> Int
httpStatus :: Prelude.Int
  }
  deriving (GetUserDefinedFunctionResponse
-> GetUserDefinedFunctionResponse -> Bool
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: GetUserDefinedFunctionResponse
-> GetUserDefinedFunctionResponse -> Bool
$c/= :: GetUserDefinedFunctionResponse
-> GetUserDefinedFunctionResponse -> Bool
== :: GetUserDefinedFunctionResponse
-> GetUserDefinedFunctionResponse -> Bool
$c== :: GetUserDefinedFunctionResponse
-> GetUserDefinedFunctionResponse -> Bool
Prelude.Eq, ReadPrec [GetUserDefinedFunctionResponse]
ReadPrec GetUserDefinedFunctionResponse
Int -> ReadS GetUserDefinedFunctionResponse
ReadS [GetUserDefinedFunctionResponse]
forall a.
(Int -> ReadS a)
-> ReadS [a] -> ReadPrec a -> ReadPrec [a] -> Read a
readListPrec :: ReadPrec [GetUserDefinedFunctionResponse]
$creadListPrec :: ReadPrec [GetUserDefinedFunctionResponse]
readPrec :: ReadPrec GetUserDefinedFunctionResponse
$creadPrec :: ReadPrec GetUserDefinedFunctionResponse
readList :: ReadS [GetUserDefinedFunctionResponse]
$creadList :: ReadS [GetUserDefinedFunctionResponse]
readsPrec :: Int -> ReadS GetUserDefinedFunctionResponse
$creadsPrec :: Int -> ReadS GetUserDefinedFunctionResponse
Prelude.Read, Int -> GetUserDefinedFunctionResponse -> ShowS
[GetUserDefinedFunctionResponse] -> ShowS
GetUserDefinedFunctionResponse -> String
forall a.
(Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a
showList :: [GetUserDefinedFunctionResponse] -> ShowS
$cshowList :: [GetUserDefinedFunctionResponse] -> ShowS
show :: GetUserDefinedFunctionResponse -> String
$cshow :: GetUserDefinedFunctionResponse -> String
showsPrec :: Int -> GetUserDefinedFunctionResponse -> ShowS
$cshowsPrec :: Int -> GetUserDefinedFunctionResponse -> ShowS
Prelude.Show, forall x.
Rep GetUserDefinedFunctionResponse x
-> GetUserDefinedFunctionResponse
forall x.
GetUserDefinedFunctionResponse
-> Rep GetUserDefinedFunctionResponse x
forall a.
(forall x. a -> Rep a x) -> (forall x. Rep a x -> a) -> Generic a
$cto :: forall x.
Rep GetUserDefinedFunctionResponse x
-> GetUserDefinedFunctionResponse
$cfrom :: forall x.
GetUserDefinedFunctionResponse
-> Rep GetUserDefinedFunctionResponse x
Prelude.Generic)

-- |
-- Create a value of 'GetUserDefinedFunctionResponse' 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:
--
-- 'userDefinedFunction', 'getUserDefinedFunctionResponse_userDefinedFunction' - The requested function definition.
--
-- 'httpStatus', 'getUserDefinedFunctionResponse_httpStatus' - The response's http status code.
newGetUserDefinedFunctionResponse ::
  -- | 'httpStatus'
  Prelude.Int ->
  GetUserDefinedFunctionResponse
newGetUserDefinedFunctionResponse :: Int -> GetUserDefinedFunctionResponse
newGetUserDefinedFunctionResponse Int
pHttpStatus_ =
  GetUserDefinedFunctionResponse'
    { $sel:userDefinedFunction:GetUserDefinedFunctionResponse' :: Maybe UserDefinedFunction
userDefinedFunction =
        forall a. Maybe a
Prelude.Nothing,
      $sel:httpStatus:GetUserDefinedFunctionResponse' :: Int
httpStatus = Int
pHttpStatus_
    }

-- | The requested function definition.
getUserDefinedFunctionResponse_userDefinedFunction :: Lens.Lens' GetUserDefinedFunctionResponse (Prelude.Maybe UserDefinedFunction)
getUserDefinedFunctionResponse_userDefinedFunction :: Lens' GetUserDefinedFunctionResponse (Maybe UserDefinedFunction)
getUserDefinedFunctionResponse_userDefinedFunction = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\GetUserDefinedFunctionResponse' {Maybe UserDefinedFunction
userDefinedFunction :: Maybe UserDefinedFunction
$sel:userDefinedFunction:GetUserDefinedFunctionResponse' :: GetUserDefinedFunctionResponse -> Maybe UserDefinedFunction
userDefinedFunction} -> Maybe UserDefinedFunction
userDefinedFunction) (\s :: GetUserDefinedFunctionResponse
s@GetUserDefinedFunctionResponse' {} Maybe UserDefinedFunction
a -> GetUserDefinedFunctionResponse
s {$sel:userDefinedFunction:GetUserDefinedFunctionResponse' :: Maybe UserDefinedFunction
userDefinedFunction = Maybe UserDefinedFunction
a} :: GetUserDefinedFunctionResponse)

-- | The response's http status code.
getUserDefinedFunctionResponse_httpStatus :: Lens.Lens' GetUserDefinedFunctionResponse Prelude.Int
getUserDefinedFunctionResponse_httpStatus :: Lens' GetUserDefinedFunctionResponse Int
getUserDefinedFunctionResponse_httpStatus = forall s a b t. (s -> a) -> (s -> b -> t) -> Lens s t a b
Lens.lens (\GetUserDefinedFunctionResponse' {Int
httpStatus :: Int
$sel:httpStatus:GetUserDefinedFunctionResponse' :: GetUserDefinedFunctionResponse -> Int
httpStatus} -> Int
httpStatus) (\s :: GetUserDefinedFunctionResponse
s@GetUserDefinedFunctionResponse' {} Int
a -> GetUserDefinedFunctionResponse
s {$sel:httpStatus:GetUserDefinedFunctionResponse' :: Int
httpStatus = Int
a} :: GetUserDefinedFunctionResponse)

instance
  Prelude.NFData
    GetUserDefinedFunctionResponse
  where
  rnf :: GetUserDefinedFunctionResponse -> ()
rnf GetUserDefinedFunctionResponse' {Int
Maybe UserDefinedFunction
httpStatus :: Int
userDefinedFunction :: Maybe UserDefinedFunction
$sel:httpStatus:GetUserDefinedFunctionResponse' :: GetUserDefinedFunctionResponse -> Int
$sel:userDefinedFunction:GetUserDefinedFunctionResponse' :: GetUserDefinedFunctionResponse -> Maybe UserDefinedFunction
..} =
    forall a. NFData a => a -> ()
Prelude.rnf Maybe UserDefinedFunction
userDefinedFunction
      seq :: forall a b. a -> b -> b
`Prelude.seq` forall a. NFData a => a -> ()
Prelude.rnf Int
httpStatus