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DownloadRequest.html

DownloadRequest.html 89 KB
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
  1. <!DOCTYPE html>
    2. 

  2. <html lang="en">
    3. 

  3.   <head>
    4. 

  4.     <title>DownloadRequest Class Reference</title>
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  17.     <a name="//apple_ref/swift/Class/DownloadRequest" class="dashAnchor"></a>
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  19.     <a title="DownloadRequest Class Reference"></a>
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  21.     <header class="header">
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  22.       <p class="header-col header-col--primary">
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  23.         <a class="header-link" href="../index.html">
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  24.           Alamofire Docs
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  51.       <a class="breadcrumb" href="../index.html">Alamofire Reference</a>
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  52.       <img class="carat" src="../img/carat.png" />
    53. 

  53.       DownloadRequest Class Reference
    54. 

  54.     </p>
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  55. 

  56.     <div class="content-wrapper">
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  57.       <nav class="navigation">
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  62.               <li class="nav-group-task">
    63. 

  63.                 <a class="nav-group-task-link" href="../Classes/DataRequest.html">DataRequest</a>
    64. 

  64.               </li>
    65. 

  65.               <li class="nav-group-task">
    66. 

  66.                 <a class="nav-group-task-link" href="../Classes/DownloadRequest.html">DownloadRequest</a>
    67. 

  67.               </li>
    68. 

  68.               <li class="nav-group-task">
    69. 

  69.                 <a class="nav-group-task-link" href="../Classes/DownloadRequest/DownloadOptions.html">– DownloadOptions</a>
    70. 

  70.               </li>
    71. 

  71.               <li class="nav-group-task">
    72. 

  72.                 <a class="nav-group-task-link" href="../Classes/MultipartFormData.html">MultipartFormData</a>
    73. 

  73.               </li>
    74. 

  74.               <li class="nav-group-task">
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  75.                 <a class="nav-group-task-link" href="../Classes/NetworkReachabilityManager.html">NetworkReachabilityManager</a>
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  76.               </li>
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  77.               <li class="nav-group-task">
    78. 

  78.                 <a class="nav-group-task-link" href="../Classes/NetworkReachabilityManager/NetworkReachabilityStatus.html">– NetworkReachabilityStatus</a>
    79. 

  79.               </li>
    80. 

  80.               <li class="nav-group-task">
    81. 

  81.                 <a class="nav-group-task-link" href="../Classes/NetworkReachabilityManager/ConnectionType.html">– ConnectionType</a>
    82. 

  82.               </li>
    83. 

  83.               <li class="nav-group-task">
    84. 

  84.                 <a class="nav-group-task-link" href="../Classes/Request.html">Request</a>
    85. 

  85.               </li>
    86. 

  86.               <li class="nav-group-task">
    87. 

  87.                 <a class="nav-group-task-link" href="../Classes/Request/ValidationResult.html">– ValidationResult</a>
    88. 

  88.               </li>
    89. 

  89.               <li class="nav-group-task">
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  90.                 <a class="nav-group-task-link" href="../Classes/ServerTrustPolicyManager.html">ServerTrustPolicyManager</a>
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  96.                 <a class="nav-group-task-link" href="../Classes/SessionManager.html">SessionManager</a>
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    98. 

  98.               <li class="nav-group-task">
    99. 

  99.                 <a class="nav-group-task-link" href="../Classes/SessionManager/MultipartFormDataEncodingResult.html">– MultipartFormDataEncodingResult</a>
    100. 

  100.               </li>
    101. 

  101.               <li class="nav-group-task">
    102. 

  102.                 <a class="nav-group-task-link" href="../Classes.html#/s:9Alamofire13StreamRequestC">StreamRequest</a>
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  103.               </li>
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  105.                 <a class="nav-group-task-link" href="../Classes/TaskDelegate.html">TaskDelegate</a>
    106. 

  106.               </li>
    107. 

  107.               <li class="nav-group-task">
    108. 

  108.                 <a class="nav-group-task-link" href="../Classes/UploadRequest.html">UploadRequest</a>
    109. 

  109.               </li>
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  110.             </ul>
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  118.               <li class="nav-group-task">
    119. 

  119.                 <a class="nav-group-task-link" href="../Enums/AFError/ParameterEncodingFailureReason.html">– ParameterEncodingFailureReason</a>
    120. 

  120.               </li>
    121. 

  121.               <li class="nav-group-task">
    122. 

  122.                 <a class="nav-group-task-link" href="../Enums/AFError/MultipartEncodingFailureReason.html">– MultipartEncodingFailureReason</a>
    123. 

  123.               </li>
    124. 

  124.               <li class="nav-group-task">
    125. 

  125.                 <a class="nav-group-task-link" href="../Enums/AFError/ResponseValidationFailureReason.html">– ResponseValidationFailureReason</a>
    126. 

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  127.               <li class="nav-group-task">
    128. 

  128.                 <a class="nav-group-task-link" href="../Enums/AFError/ResponseSerializationFailureReason.html">– ResponseSerializationFailureReason</a>
    129. 

  129.               </li>
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  130.               <li class="nav-group-task">
    131. 

  131.                 <a class="nav-group-task-link" href="../Enums/HTTPMethod.html">HTTPMethod</a>
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    137. 

  137.                 <a class="nav-group-task-link" href="../Enums/ServerTrustPolicy.html">ServerTrustPolicy</a>
    138. 

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  145.                 <a class="nav-group-task-link" href="../Extensions/Notification.html">Notification</a>
    146. 

  146.               </li>
    147. 

  147.               <li class="nav-group-task">
    148. 

  148.                 <a class="nav-group-task-link" href="../Extensions/Notification/Name.html">– Name</a>
    149. 

  149.               </li>
    150. 

  150.               <li class="nav-group-task">
    151. 

  151.                 <a class="nav-group-task-link" href="../Extensions/Notification/Key.html">– Key</a>
    152. 

  152.               </li>
    153. 

  153.               <li class="nav-group-task">
    154. 

  154.                 <a class="nav-group-task-link" href="../Extensions/String.html">String</a>
    155. 

  155.               </li>
    156. 

  156.               <li class="nav-group-task">
    157. 

  157.                 <a class="nav-group-task-link" href="../Extensions/URL.html">URL</a>
    158. 

  158.               </li>
    159. 

  159.               <li class="nav-group-task">
    160. 

  160.                 <a class="nav-group-task-link" href="../Extensions/URLComponents.html">URLComponents</a>
    161. 

  161.               </li>
    162. 

  162.               <li class="nav-group-task">
    163. 

  163.                 <a class="nav-group-task-link" href="../Extensions/URLRequest.html">URLRequest</a>
    164. 

  164.               </li>
    165. 

  165.             </ul>
    166. 

  166.           </li>
    167. 

  167.           <li class="nav-group-name">
    168. 

  168.             <a class="nav-group-name-link" href="../Functions.html">Functions</a>
    169. 

  169.             <ul class="nav-group-tasks">
    170. 

  170.               <li class="nav-group-task">
    171. 

  171.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire2eeoiySbAA26NetworkReachabilityManagerC0cD6StatusO_AFtF">==(_:_:)</a>
    172. 

  172.               </li>
    173. 

  173.               <li class="nav-group-task">
    174. 

  174.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire8download_6method10parameters8encoding7headers2toAA15DownloadRequestCAA14URLConvertible_p_AA10HTTPMethodOSDySSypGSgAA17ParameterEncoding_pSDyS2SGSg10Foundation3URLV011destinationO0_AI0H7OptionsV7optionstAT_So17NSHTTPURLResponseCtcSgtF">download(_:method:parameters:encoding:headers:to:)</a>
    175. 

  175.               </li>
    176. 

  176.               <li class="nav-group-task">
    177. 

  177.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire8download_2toAA15DownloadRequestCAA21URLRequestConvertible_p_10Foundation3URLV011destinationI0_AE0D7OptionsV7optionstAI_So17NSHTTPURLResponseCtcSgtF">download(_:to:)</a>
    178. 

  178.               </li>
    179. 

  179.               <li class="nav-group-task">
    180. 

  180.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire8download12resumingWith2toAA15DownloadRequestC10Foundation4DataV_AG3URLV011destinationJ0_AF0F7OptionsV7optionstAK_So17NSHTTPURLResponseCtcSgtF">download(resumingWith:to:)</a>
    181. 

  181.               </li>
    182. 

  182.               <li class="nav-group-task">
    183. 

  183.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire7requestyAA11DataRequestCAA21URLRequestConvertible_pF">request(_:)</a>
    184. 

  184.               </li>
    185. 

  185.               <li class="nav-group-task">
    186. 

  186.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire7request_6method10parameters8encoding7headersAA11DataRequestCAA14URLConvertible_p_AA10HTTPMethodOSDySSypGSgAA17ParameterEncoding_pSDyS2SGSgtF">request(_:method:parameters:encoding:headers:)</a>
    187. 

  187.               </li>
    188. 

  188.               <li class="nav-group-task">
    189. 

  189.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6stream4withAA13StreamRequestCSo12NSNetServiceC_tF">stream(with:)</a>
    190. 

  190.               </li>
    191. 

  191.               <li class="nav-group-task">
    192. 

  192.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6stream12withHostName4portAA13StreamRequestCSS_SitF">stream(withHostName:port:)</a>
    193. 

  193.               </li>
    194. 

  194.               <li class="nav-group-task">
    195. 

  195.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6upload_2to6method7headersAA13UploadRequestC10Foundation3URLV_AA14URLConvertible_pAA10HTTPMethodOSDyS2SGSgtF">upload(_:to:method:headers:)</a>
    196. 

  196.               </li>
    197. 

  197.               <li class="nav-group-task">
    198. 

  198.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6upload_2to6method7headersAA13UploadRequestC10Foundation4DataV_AA14URLConvertible_pAA10HTTPMethodOSDyS2SGSgtF">upload(_:to:method:headers:)</a>
    199. 

  199.               </li>
    200. 

  200.               <li class="nav-group-task">
    201. 

  201.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6upload_2to6method7headersAA13UploadRequestCSo13NSInputStreamC_AA14URLConvertible_pAA10HTTPMethodOSDyS2SGSgtF">upload(_:to:method:headers:)</a>
    202. 

  202.               </li>
    203. 

  203.               <li class="nav-group-task">
    204. 

  204.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6upload_4withAA13UploadRequestC10Foundation3URLV_AA21URLRequestConvertible_ptF">upload(_:with:)</a>
    205. 

  205.               </li>
    206. 

  206.               <li class="nav-group-task">
    207. 

  207.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6upload_4withAA13UploadRequestC10Foundation4DataV_AA21URLRequestConvertible_ptF">upload(_:with:)</a>
    208. 

  208.               </li>
    209. 

  209.               <li class="nav-group-task">
    210. 

  210.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6upload_4withAA13UploadRequestCSo13NSInputStreamC_AA21URLRequestConvertible_ptF">upload(_:with:)</a>
    211. 

  211.               </li>
    212. 

  212.               <li class="nav-group-task">
    213. 

  213.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6upload17multipartFormData14usingThreshold2to6method7headers18encodingCompletionyyAA09MultipartdE0Cc_s6UInt64VAA14URLConvertible_pAA10HTTPMethodOSDyS2SGSgyAA14SessionManagerC0mdE14EncodingResultOcSgtF">upload(multipartFormData:usingThreshold:to:method:headers:encodingCompletion:)</a>
    214. 

  214.               </li>
    215. 

  215.               <li class="nav-group-task">
    216. 

  216.                 <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6upload17multipartFormData14usingThreshold4with18encodingCompletionyyAA09MultipartdE0Cc_s6UInt64VAA21URLRequestConvertible_pyAA14SessionManagerC0kdE14EncodingResultOcSgtF">upload(multipartFormData:usingThreshold:with:encodingCompletion:)</a>
    217. 

  217.               </li>
    218. 

  218.             </ul>
    219. 

  219.           </li>
    220. 

  220.           <li class="nav-group-name">
    221. 

  221.             <a class="nav-group-name-link" href="../Protocols.html">Protocols</a>
    222. 

  222.             <ul class="nav-group-tasks">
    223. 

  223.               <li class="nav-group-task">
    224. 

  224.                 <a class="nav-group-task-link" href="../Protocols/DataResponseSerializerProtocol.html">DataResponseSerializerProtocol</a>
    225. 

  225.               </li>
    226. 

  226.               <li class="nav-group-task">
    227. 

  227.                 <a class="nav-group-task-link" href="../Protocols/DownloadResponseSerializerProtocol.html">DownloadResponseSerializerProtocol</a>
    228. 

  228.               </li>
    229. 

  229.               <li class="nav-group-task">
    230. 

  230.                 <a class="nav-group-task-link" href="../Protocols/ParameterEncoding.html">ParameterEncoding</a>
    231. 

  231.               </li>
    232. 

  232.               <li class="nav-group-task">
    233. 

  233.                 <a class="nav-group-task-link" href="../Protocols/RequestAdapter.html">RequestAdapter</a>
    234. 

  234.               </li>
    235. 

  235.               <li class="nav-group-task">
    236. 

  236.                 <a class="nav-group-task-link" href="../Protocols/RequestRetrier.html">RequestRetrier</a>
    237. 

  237.               </li>
    238. 

  238.               <li class="nav-group-task">
    239. 

  239.                 <a class="nav-group-task-link" href="../Protocols/URLConvertible.html">URLConvertible</a>
    240. 

  240.               </li>
    241. 

  241.               <li class="nav-group-task">
    242. 

  242.                 <a class="nav-group-task-link" href="../Protocols/URLRequestConvertible.html">URLRequestConvertible</a>
    243. 

  243.               </li>
    244. 

  244.             </ul>
    245. 

  245.           </li>
    246. 

  246.           <li class="nav-group-name">
    247. 

  247.             <a class="nav-group-name-link" href="../Structs.html">Structures</a>
    248. 

  248.             <ul class="nav-group-tasks">
    249. 

  249.               <li class="nav-group-task">
    250. 

  250.                 <a class="nav-group-task-link" href="../Structs/DataResponse.html">DataResponse</a>
    251. 

  251.               </li>
    252. 

  252.               <li class="nav-group-task">
    253. 

  253.                 <a class="nav-group-task-link" href="../Structs/DataResponseSerializer.html">DataResponseSerializer</a>
    254. 

  254.               </li>
    255. 

  255.               <li class="nav-group-task">
    256. 

  256.                 <a class="nav-group-task-link" href="../Structs/DefaultDataResponse.html">DefaultDataResponse</a>
    257. 

  257.               </li>
    258. 

  258.               <li class="nav-group-task">
    259. 

  259.                 <a class="nav-group-task-link" href="../Structs/DefaultDownloadResponse.html">DefaultDownloadResponse</a>
    260. 

  260.               </li>
    261. 

  261.               <li class="nav-group-task">
    262. 

  262.                 <a class="nav-group-task-link" href="../Structs/DownloadResponse.html">DownloadResponse</a>
    263. 

  263.               </li>
    264. 

  264.               <li class="nav-group-task">
    265. 

  265.                 <a class="nav-group-task-link" href="../Structs/DownloadResponseSerializer.html">DownloadResponseSerializer</a>
    266. 

  266.               </li>
    267. 

  267.               <li class="nav-group-task">
    268. 

  268.                 <a class="nav-group-task-link" href="../Structs/JSONEncoding.html">JSONEncoding</a>
    269. 

  269.               </li>
    270. 

  270.               <li class="nav-group-task">
    271. 

  271.                 <a class="nav-group-task-link" href="../Structs/PropertyListEncoding.html">PropertyListEncoding</a>
    272. 

  272.               </li>
    273. 

  273.               <li class="nav-group-task">
    274. 

  274.                 <a class="nav-group-task-link" href="../Structs/Timeline.html">Timeline</a>
    275. 

  275.               </li>
    276. 

  276.               <li class="nav-group-task">
    277. 

  277.                 <a class="nav-group-task-link" href="../Structs/URLEncoding.html">URLEncoding</a>
    278. 

  278.               </li>
    279. 

  279.               <li class="nav-group-task">
    280. 

  280.                 <a class="nav-group-task-link" href="../Structs/URLEncoding/Destination.html">– Destination</a>
    281. 

  281.               </li>
    282. 

  282.               <li class="nav-group-task">
    283. 

  283.                 <a class="nav-group-task-link" href="../Structs/URLEncoding/ArrayEncoding.html">– ArrayEncoding</a>
    284. 

  284.               </li>
    285. 

  285.               <li class="nav-group-task">
    286. 

  286.                 <a class="nav-group-task-link" href="../Structs/URLEncoding/BoolEncoding.html">– BoolEncoding</a>
    287. 

  287.               </li>
    288. 

  288.             </ul>
    289. 

  289.           </li>
    290. 

  290.           <li class="nav-group-name">
    291. 

  291.             <a class="nav-group-name-link" href="../Typealiases.html">Type Aliases</a>
    292. 

  292.             <ul class="nav-group-tasks">
    293. 

  293.               <li class="nav-group-task">
    294. 

  294.                 <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire11HTTPHeadersa">HTTPHeaders</a>
    295. 

  295.               </li>
    296. 

  296.               <li class="nav-group-task">
    297. 

  297.                 <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire10Parametersa">Parameters</a>
    298. 

  298.               </li>
    299. 

  299.               <li class="nav-group-task">
    300. 

  300.                 <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire22RequestRetryCompletiona">RequestRetryCompletion</a>
    301. 

  301.               </li>
    302. 

  302.             </ul>
    303. 

  303.           </li>
    304. 

  304.         </ul>
    305. 

  305.       </nav>
    306. 

  306.       <article class="main-content">
    307. 

  307. 

  308.         <section class="section">
    309. 

  309.           <div class="section-content">
    310. 

  310.             <h1>DownloadRequest</h1>
    311. 

  311.               <div class="declaration">
    312. 

  312.                 <div class="language">
    313. 

  313.                   <pre class="highlight swift"><code><span class="kd">open</span> <span class="kd">class</span> <span class="kt">DownloadRequest</span> <span class="p">:</span> <span class="kt"><a href="../Classes/Request.html">Request</a></span></code></pre>
    314. 

  314. 

  315.                 </div>
    316. 

  316.               </div>
    317. 

  317.             <p>Specific type of <code><a href="../Classes/Request.html">Request</a></code> that manages an underlying <code>URLSessionDownloadTask</code>.</p>
    318. 

  318. 

  319.           </div>
    320. 

  320.         </section>
    321. 

  321. 

  322.         <section class="section">
    323. 

  323.           <div class="section-content">
    324. 

  324.             <div class="task-group">
    325. 

  325.               <div class="task-name-container">
    326. 

  326.                 <a name="/Helper%20Types"></a>
    327. 

  327.                 <a name="//apple_ref/swift/Section/Helper Types" class="dashAnchor"></a>
    328. 

  328.                 <a href="#/Helper%20Types">
    329. 

  329.                   <h3 class="section-name">Helper Types</h3>
    330. 

  330.                 </a>
    331. 

  331.               </div>
    332. 

  332.               <ul class="item-container">
    333. 

  333.                 <li class="item">
    334. 

  334.                   <div>
    335. 

  335.                     <code>
    336. 

  336.                     <a name="/s:9Alamofire15DownloadRequestC0B7OptionsV"></a>
    337. 

  337.                     <a name="//apple_ref/swift/Struct/DownloadOptions" class="dashAnchor"></a>
    338. 

  338.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC0B7OptionsV">DownloadOptions</a>
    339. 

  339.                     </code>
    340. 

  340.                   </div>
    341. 

  341.                   <div class="height-container">
    342. 

  342.                     <div class="pointer-container"></div>
    343. 

  343.                     <section class="section">
    344. 

  344.                       <div class="pointer"></div>
    345. 

  345.                       <div class="abstract">
    346. 

  346.                         <p>A collection of options to be executed prior to moving a downloaded file from the temporary URL to the
    347. 

  347. destination URL.</p>
    348. 

  348. 

  349.                         <a href="../Classes/DownloadRequest/DownloadOptions.html" class="slightly-smaller">See more</a>
    350. 

  350.                       </div>
    351. 

  351.                       <div class="declaration">
    352. 

  352.                         <h4>Declaration</h4>
    353. 

  353.                         <div class="language">
    354. 

  354.                           <p class="aside-title">Swift</p>
    355. 

  355.                           <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">struct</span> <span class="kt">DownloadOptions</span> <span class="p">:</span> <span class="kt">OptionSet</span></code></pre>
    356. 

  356. 

  357.                         </div>
    358. 

  358.                       </div>
    359. 

  359.                     </section>
    360. 

  360.                   </div>
    361. 

  361.                 </li>
    362. 

  362.                 <li class="item">
    363. 

  363.                   <div>
    364. 

  364.                     <code>
    365. 

  365.                     <a name="/s:9Alamofire15DownloadRequestC0B15FileDestinationa"></a>
    366. 

  366.                     <a name="//apple_ref/swift/Alias/DownloadFileDestination" class="dashAnchor"></a>
    367. 

  367.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC0B15FileDestinationa">DownloadFileDestination</a>
    368. 

  368.                     </code>
    369. 

  369.                   </div>
    370. 

  370.                   <div class="height-container">
    371. 

  371.                     <div class="pointer-container"></div>
    372. 

  372.                     <section class="section">
    373. 

  373.                       <div class="pointer"></div>
    374. 

  374.                       <div class="abstract">
    375. 

  375.                         <p>A closure executed once a download request has successfully completed in order to determine where to move the
    376. 

  376. temporary file written to during the download process. The closure takes two arguments: the temporary file URL
    377. 

  377. and the URL response, and returns a two arguments: the file URL where the temporary file should be moved and
    378. 

  378. the options defining how the file should be moved.</p>
    379. 

  379. 

  380.                       </div>
    381. 

  381.                       <div class="declaration">
    382. 

  382.                         <h4>Declaration</h4>
    383. 

  383.                         <div class="language">
    384. 

  384.                           <p class="aside-title">Swift</p>
    385. 

  385.                           <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">typealias</span> <span class="kt">DownloadFileDestination</span> <span class="o">=</span> <span class="p">(</span><span class="n">_</span> <span class="nv">temporaryURL</span><span class="p">:</span> <span class="kt">URL</span><span class="p">,</span> <span class="n">_</span> <span class="nv">response</span><span class="p">:</span> <span class="kt">HTTPURLResponse</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="p">(</span><span class="nv">destinationURL</span><span class="p">:</span> <span class="kt">URL</span><span class="p">,</span> <span class="nv">options</span><span class="p">:</span> <span class="kt"><a href="../Classes/DownloadRequest/DownloadOptions.html">DownloadOptions</a></span><span class="p">)</span></code></pre>
    386. 

  386. 

  387.                         </div>
    388. 

  388.                       </div>
    389. 

  389.                     </section>
    390. 

  390.                   </div>
    391. 

  391.                 </li>
    392. 

  392.               </ul>
    393. 

  393.             </div>
    394. 

  394.             <div class="task-group">
    395. 

  395.               <div class="task-name-container">
    396. 

  396.                 <a name="/Properties"></a>
    397. 

  397.                 <a name="//apple_ref/swift/Section/Properties" class="dashAnchor"></a>
    398. 

  398.                 <a href="#/Properties">
    399. 

  399.                   <h3 class="section-name">Properties</h3>
    400. 

  400.                 </a>
    401. 

  401.               </div>
    402. 

  402.               <ul class="item-container">
    403. 

  403.                 <li class="item">
    404. 

  404.                   <div>
    405. 

  405.                     <code>
    406. 

  406.                     <a name="/s:9Alamofire15DownloadRequestC7request10Foundation10URLRequestVSgvp"></a>
    407. 

  407.                     <a name="//apple_ref/swift/Property/request" class="dashAnchor"></a>
    408. 

  408.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC7request10Foundation10URLRequestVSgvp">request</a>
    409. 

  409.                     </code>
    410. 

  410.                   </div>
    411. 

  411.                   <div class="height-container">
    412. 

  412.                     <div class="pointer-container"></div>
    413. 

  413.                     <section class="section">
    414. 

  414.                       <div class="pointer"></div>
    415. 

  415.                       <div class="abstract">
    416. 

  416.                         <p>The request sent or to be sent to the server.</p>
    417. 

  417. 

  418.                       </div>
    419. 

  419.                       <div class="declaration">
    420. 

  420.                         <h4>Declaration</h4>
    421. 

  421.                         <div class="language">
    422. 

  422.                           <p class="aside-title">Swift</p>
    423. 

  423.                           <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">override</span> <span class="k">var</span> <span class="nv">request</span><span class="p">:</span> <span class="kt">URLRequest</span><span class="p">?</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
    424. 

  424. 

  425.                         </div>
    426. 

  426.                       </div>
    427. 

  427.                     </section>
    428. 

  428.                   </div>
    429. 

  429.                 </li>
    430. 

  430.                 <li class="item">
    431. 

  431.                   <div>
    432. 

  432.                     <code>
    433. 

  433.                     <a name="/s:9Alamofire15DownloadRequestC10resumeData10Foundation0E0VSgvp"></a>
    434. 

  434.                     <a name="//apple_ref/swift/Property/resumeData" class="dashAnchor"></a>
    435. 

  435.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC10resumeData10Foundation0E0VSgvp">resumeData</a>
    436. 

  436.                     </code>
    437. 

  437.                   </div>
    438. 

  438.                   <div class="height-container">
    439. 

  439.                     <div class="pointer-container"></div>
    440. 

  440.                     <section class="section">
    441. 

  441.                       <div class="pointer"></div>
    442. 

  442.                       <div class="abstract">
    443. 

  443.                         <p>The resume data of the underlying download task if available after a failure.</p>
    444. 

  444. 

  445.                       </div>
    446. 

  446.                       <div class="declaration">
    447. 

  447.                         <h4>Declaration</h4>
    448. 

  448.                         <div class="language">
    449. 

  449.                           <p class="aside-title">Swift</p>
    450. 

  450.                           <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">resumeData</span><span class="p">:</span> <span class="kt">Data</span><span class="p">?</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
    451. 

  451. 

  452.                         </div>
    453. 

  453.                       </div>
    454. 

  454.                     </section>
    455. 

  455.                   </div>
    456. 

  456.                 </li>
    457. 

  457.                 <li class="item">
    458. 

  458.                   <div>
    459. 

  459.                     <code>
    460. 

  460.                     <a name="/s:9Alamofire15DownloadRequestC8progressSo10NSProgressCvp"></a>
    461. 

  461.                     <a name="//apple_ref/swift/Property/progress" class="dashAnchor"></a>
    462. 

  462.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC8progressSo10NSProgressCvp">progress</a>
    463. 

  463.                     </code>
    464. 

  464.                   </div>
    465. 

  465.                   <div class="height-container">
    466. 

  466.                     <div class="pointer-container"></div>
    467. 

  467.                     <section class="section">
    468. 

  468.                       <div class="pointer"></div>
    469. 

  469.                       <div class="abstract">
    470. 

  470.                         <p>The progress of downloading the response data from the server for the request.</p>
    471. 

  471. 

  472.                       </div>
    473. 

  473.                       <div class="declaration">
    474. 

  474.                         <h4>Declaration</h4>
    475. 

  475.                         <div class="language">
    476. 

  476.                           <p class="aside-title">Swift</p>
    477. 

  477.                           <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">progress</span><span class="p">:</span> <span class="kt">Progress</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
    478. 

  478. 

  479.                         </div>
    480. 

  480.                       </div>
    481. 

  481.                     </section>
    482. 

  482.                   </div>
    483. 

  483.                 </li>
    484. 

  484.               </ul>
    485. 

  485.             </div>
    486. 

  486.             <div class="task-group">
    487. 

  487.               <div class="task-name-container">
    488. 

  488.                 <a name="/State"></a>
    489. 

  489.                 <a name="//apple_ref/swift/Section/State" class="dashAnchor"></a>
    490. 

  490.                 <a href="#/State">
    491. 

  491.                   <h3 class="section-name">State</h3>
    492. 

  492.                 </a>
    493. 

  493.               </div>
    494. 

  494.               <ul class="item-container">
    495. 

  495.                 <li class="item">
    496. 

  496.                   <div>
    497. 

  497.                     <code>
    498. 

  498.                     <a name="/s:9Alamofire15DownloadRequestC6cancelyyF"></a>
    499. 

  499.                     <a name="//apple_ref/swift/Method/cancel()" class="dashAnchor"></a>
    500. 

  500.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC6cancelyyF">cancel()</a>
    501. 

  501.                     </code>
    502. 

  502.                   </div>
    503. 

  503.                   <div class="height-container">
    504. 

  504.                     <div class="pointer-container"></div>
    505. 

  505.                     <section class="section">
    506. 

  506.                       <div class="pointer"></div>
    507. 

  507.                       <div class="abstract">
    508. 

  508.                         <p>Cancels the request.</p>
    509. 

  509. 

  510.                       </div>
    511. 

  511.                       <div class="declaration">
    512. 

  512.                         <h4>Declaration</h4>
    513. 

  513.                         <div class="language">
    514. 

  514.                           <p class="aside-title">Swift</p>
    515. 

  515.                           <pre class="highlight swift"><code><span class="k">override</span> <span class="kd">open</span> <span class="kd">func</span> <span class="nf">cancel</span><span class="p">()</span></code></pre>
    516. 

  516. 

  517.                         </div>
    518. 

  518.                       </div>
    519. 

  519.                     </section>
    520. 

  520.                   </div>
    521. 

  521.                 </li>
    522. 

  522.                 <li class="item">
    523. 

  523.                   <div>
    524. 

  524.                     <code>
    525. 

  525.                     <a name="/s:9Alamofire15DownloadRequestC6cancel16createResumeDataySb_tF"></a>
    526. 

  526.                     <a name="//apple_ref/swift/Method/cancel(createResumeData:)" class="dashAnchor"></a>
    527. 

  527.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC6cancel16createResumeDataySb_tF">cancel(createResumeData:)</a>
    528. 

  528.                     </code>
    529. 

  529.                   </div>
    530. 

  530.                   <div class="height-container">
    531. 

  531.                     <div class="pointer-container"></div>
    532. 

  532.                     <section class="section">
    533. 

  533.                       <div class="pointer"></div>
    534. 

  534.                       <div class="abstract">
    535. 

  535.                         <p>Cancels the request.</p>
    536. 

  536. 

  537.                       </div>
    538. 

  538.                       <div class="declaration">
    539. 

  539.                         <h4>Declaration</h4>
    540. 

  540.                         <div class="language">
    541. 

  541.                           <p class="aside-title">Swift</p>
    542. 

  542.                           <pre class="highlight swift"><code><span class="kd">open</span> <span class="kd">func</span> <span class="nf">cancel</span><span class="p">(</span><span class="nv">createResumeData</span><span class="p">:</span> <span class="kt">Bool</span><span class="p">)</span></code></pre>
    543. 

  543. 

  544.                         </div>
    545. 

  545.                       </div>
    546. 

  546.                       <div>
    547. 

  547.                         <h4>Parameters</h4>
    548. 

  548.                         <table class="graybox">
    549. 

  549.                           <tbody>
    550. 

  550.                             <tr>
    551. 

  551.                               <td>
    552. 

  552.                                 <code>
    553. 

  553.                                 <em>createResumeData</em>
    554. 

  554.                                 </code>
    555. 

  555.                               </td>
    556. 

  556.                               <td>
    557. 

  557.                                 <div>
    558. 

  558.                                   <p>Determines whether resume data is created via the underlying download task or not.</p>
    559. 

  559.                                 </div>
    560. 

  560.                               </td>
    561. 

  561.                             </tr>
    562. 

  562.                           </tbody>
    563. 

  563.                         </table>
    564. 

  564.                       </div>
    565. 

  565.                     </section>
    566. 

  566.                   </div>
    567. 

  567.                 </li>
    568. 

  568.               </ul>
    569. 

  569.             </div>
    570. 

  570.             <div class="task-group">
    571. 

  571.               <div class="task-name-container">
    572. 

  572.                 <a name="/Progress"></a>
    573. 

  573.                 <a name="//apple_ref/swift/Section/Progress" class="dashAnchor"></a>
    574. 

  574.                 <a href="#/Progress">
    575. 

  575.                   <h3 class="section-name">Progress</h3>
    576. 

  576.                 </a>
    577. 

  577.               </div>
    578. 

  578.               <ul class="item-container">
    579. 

  579.                 <li class="item">
    580. 

  580.                   <div>
    581. 

  581.                     <code>
    582. 

  582.                     <a name="/s:9Alamofire15DownloadRequestC16downloadProgress5queue7closureACXDSo012OS_dispatch_F0C_ySo10NSProgressCctF"></a>
    583. 

  583.                     <a name="//apple_ref/swift/Method/downloadProgress(queue:closure:)" class="dashAnchor"></a>
    584. 

  584.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC16downloadProgress5queue7closureACXDSo012OS_dispatch_F0C_ySo10NSProgressCctF">downloadProgress(queue:closure:)</a>
    585. 

  585.                     </code>
    586. 

  586.                   </div>
    587. 

  587.                   <div class="height-container">
    588. 

  588.                     <div class="pointer-container"></div>
    589. 

  589.                     <section class="section">
    590. 

  590.                       <div class="pointer"></div>
    591. 

  591.                       <div class="abstract">
    592. 

  592.                         <p>Sets a closure to be called periodically during the lifecycle of the <code><a href="../Classes/Request.html">Request</a></code> as data is read from the server.</p>
    593. 

  593. 

  594.                       </div>
    595. 

  595.                       <div class="declaration">
    596. 

  596.                         <h4>Declaration</h4>
    597. 

  597.                         <div class="language">
    598. 

  598.                           <p class="aside-title">Swift</p>
    599. 

  599.                           <pre class="highlight swift"><code><span class="kd">@discardableResult</span>
    600. 

  600. <span class="kd">open</span> <span class="kd">func</span> <span class="nf">downloadProgress</span><span class="p">(</span><span class="nv">queue</span><span class="p">:</span> <span class="kt">DispatchQueue</span> <span class="o">=</span> <span class="kt">DispatchQueue</span><span class="o">.</span><span class="n">main</span><span class="p">,</span> <span class="nv">closure</span><span class="p">:</span> <span class="kd">@escaping</span> <span class="kt">ProgressHandler</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="k">Self</span></code></pre>
    601. 

  601. 

  602.                         </div>
    603. 

  603.                       </div>
    604. 

  604.                       <div>
    605. 

  605.                         <h4>Parameters</h4>
    606. 

  606.                         <table class="graybox">
    607. 

  607.                           <tbody>
    608. 

  608.                             <tr>
    609. 

  609.                               <td>
    610. 

  610.                                 <code>
    611. 

  611.                                 <em>queue</em>
    612. 

  612.                                 </code>
    613. 

  613.                               </td>
    614. 

  614.                               <td>
    615. 

  615.                                 <div>
    616. 

  616.                                   <p>The dispatch queue to execute the closure on.</p>
    617. 

  617.                                 </div>
    618. 

  618.                               </td>
    619. 

  619.                             </tr>
    620. 

  620.                             <tr>
    621. 

  621.                               <td>
    622. 

  622.                                 <code>
    623. 

  623.                                 <em>closure</em>
    624. 

  624.                                 </code>
    625. 

  625.                               </td>
    626. 

  626.                               <td>
    627. 

  627.                                 <div>
    628. 

  628.                                   <p>The code to be executed periodically as data is read from the server.</p>
    629. 

  629.                                 </div>
    630. 

  630.                               </td>
    631. 

  631.                             </tr>
    632. 

  632.                           </tbody>
    633. 

  633.                         </table>
    634. 

  634.                       </div>
    635. 

  635.                       <div>
    636. 

  636.                         <h4>Return Value</h4>
    637. 

  637.                         <p>The request.</p>
    638. 

  638.                       </div>
    639. 

  639.                     </section>
    640. 

  640.                   </div>
    641. 

  641.                 </li>
    642. 

  642.               </ul>
    643. 

  643.             </div>
    644. 

  644.             <div class="task-group">
    645. 

  645.               <div class="task-name-container">
    646. 

  646.                 <a name="/Destination"></a>
    647. 

  647.                 <a name="//apple_ref/swift/Section/Destination" class="dashAnchor"></a>
    648. 

  648.                 <a href="#/Destination">
    649. 

  649.                   <h3 class="section-name">Destination</h3>
    650. 

  650.                 </a>
    651. 

  651.               </div>
    652. 

  652.               <ul class="item-container">
    653. 

  653.                 <li class="item">
    654. 

  654.                   <div>
    655. 

  655.                     <code>
    656. 

  656.                     <a name="/s:9Alamofire15DownloadRequestC09suggestedB11Destination3for2in10Foundation3URLV011destinationI0_AC0B7OptionsV7optionstAI_So17NSHTTPURLResponseCtcSo21NSSearchPathDirectoryV_So0nO10DomainMaskVtFZ"></a>
    657. 

  657.                     <a name="//apple_ref/swift/Method/suggestedDownloadDestination(for:in:)" class="dashAnchor"></a>
    658. 

  658.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC09suggestedB11Destination3for2in10Foundation3URLV011destinationI0_AC0B7OptionsV7optionstAI_So17NSHTTPURLResponseCtcSo21NSSearchPathDirectoryV_So0nO10DomainMaskVtFZ">suggestedDownloadDestination(for:in:)</a>
    659. 

  659.                     </code>
    660. 

  660.                   </div>
    661. 

  661.                   <div class="height-container">
    662. 

  662.                     <div class="pointer-container"></div>
    663. 

  663.                     <section class="section">
    664. 

  664.                       <div class="pointer"></div>
    665. 

  665.                       <div class="abstract">
    666. 

  666.                         <p>Creates a download file destination closure which uses the default file manager to move the temporary file to a
    667. 

  667. file URL in the first available directory with the specified search path directory and search path domain mask.</p>
    668. 

  668. 

  669.                       </div>
    670. 

  670.                       <div class="declaration">
    671. 

  671.                         <h4>Declaration</h4>
    672. 

  672.                         <div class="language">
    673. 

  673.                           <p class="aside-title">Swift</p>
    674. 

  674.                           <pre class="highlight swift"><code><span class="kd">open</span> <span class="kd">class</span> <span class="kd">func</span> <span class="nf">suggestedDownloadDestination</span><span class="p">(</span>
    675. 

  675.     <span class="k">for</span> <span class="nv">directory</span><span class="p">:</span> <span class="kt">FileManager</span><span class="o">.</span><span class="kt">SearchPathDirectory</span> <span class="o">=</span> <span class="o">.</span><span class="n">documentDirectory</span><span class="p">,</span>
    676. 

  676.     <span class="k">in</span> <span class="nv">domain</span><span class="p">:</span> <span class="kt">FileManager</span><span class="o">.</span><span class="kt">SearchPathDomainMask</span> <span class="o">=</span> <span class="o">.</span><span class="n">userDomainMask</span><span class="p">)</span>
    677. 

  677.     <span class="o">-&gt;</span> <span class="kt"><a href="../Classes/DownloadRequest.html#/s:9Alamofire15DownloadRequestC0B15FileDestinationa">DownloadFileDestination</a></span></code></pre>
    678. 

  678. 

  679.                         </div>
    680. 

  680.                       </div>
    681. 

  681.                       <div>
    682. 

  682.                         <h4>Parameters</h4>
    683. 

  683.                         <table class="graybox">
    684. 

  684.                           <tbody>
    685. 

  685.                             <tr>
    686. 

  686.                               <td>
    687. 

  687.                                 <code>
    688. 

  688.                                 <em>directory</em>
    689. 

  689.                                 </code>
    690. 

  690.                               </td>
    691. 

  691.                               <td>
    692. 

  692.                                 <div>
    693. 

  693.                                   <p>The search path directory. <code>.DocumentDirectory</code> by default.</p>
    694. 

  694.                                 </div>
    695. 

  695.                               </td>
    696. 

  696.                             </tr>
    697. 

  697.                             <tr>
    698. 

  698.                               <td>
    699. 

  699.                                 <code>
    700. 

  700.                                 <em>domain</em>
    701. 

  701.                                 </code>
    702. 

  702.                               </td>
    703. 

  703.                               <td>
    704. 

  704.                                 <div>
    705. 

  705.                                   <p>The search path domain mask. <code>.UserDomainMask</code> by default.</p>
    706. 

  706.                                 </div>
    707. 

  707.                               </td>
    708. 

  708.                             </tr>
    709. 

  709.                           </tbody>
    710. 

  710.                         </table>
    711. 

  711.                       </div>
    712. 

  712.                       <div>
    713. 

  713.                         <h4>Return Value</h4>
    714. 

  714.                         <p>A download file destination closure.</p>
    715. 

  715.                       </div>
    716. 

  716.                     </section>
    717. 

  717.                   </div>
    718. 

  718.                 </li>
    719. 

  719.               </ul>
    720. 

  720.             </div>
    721. 

  721.             <div class="task-group">
    722. 

  722.               <div class="task-name-container">
    723. 

  723.                 <a name="/Default"></a>
    724. 

  724.                 <a name="//apple_ref/swift/Section/Default" class="dashAnchor"></a>
    725. 

  725.                 <a href="#/Default">
    726. 

  726.                   <h3 class="section-name">Default</h3>
    727. 

  727.                 </a>
    728. 

  728.               </div>
    729. 

  729.               <ul class="item-container">
    730. 

  730.                 <li class="item">
    731. 

  731.                   <div>
    732. 

  732.                     <code>
    733. 

  733.                     <a name="/s:9Alamofire15DownloadRequestC8response5queue17completionHandlerACXDSo012OS_dispatch_E0CSg_yAA07DefaultB8ResponseVctF"></a>
    734. 

  734.                     <a name="//apple_ref/swift/Method/response(queue:completionHandler:)" class="dashAnchor"></a>
    735. 

  735.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC8response5queue17completionHandlerACXDSo012OS_dispatch_E0CSg_yAA07DefaultB8ResponseVctF">response(queue:completionHandler:)</a>
    736. 

  736.                     </code>
    737. 

  737.                   </div>
    738. 

  738.                   <div class="height-container">
    739. 

  739.                     <div class="pointer-container"></div>
    740. 

  740.                     <section class="section">
    741. 

  741.                       <div class="pointer"></div>
    742. 

  742.                       <div class="abstract">
    743. 

  743.                         <p>Adds a handler to be called once the request has finished.</p>
    744. 

  744. 

  745.                       </div>
    746. 

  746.                       <div class="declaration">
    747. 

  747.                         <h4>Declaration</h4>
    748. 

  748.                         <div class="language">
    749. 

  749.                           <p class="aside-title">Swift</p>
    750. 

  750.                           <pre class="highlight swift"><code><span class="kd">@discardableResult</span>
    751. 

  751. <span class="kd">public</span> <span class="kd">func</span> <span class="nf">response</span><span class="p">(</span>
    752. 

  752.     <span class="nv">queue</span><span class="p">:</span> <span class="kt">DispatchQueue</span><span class="p">?</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">,</span>
    753. 

  753.     <span class="nv">completionHandler</span><span class="p">:</span> <span class="kd">@escaping</span> <span class="p">(</span><span class="kt"><a href="../Structs/DefaultDownloadResponse.html">DefaultDownloadResponse</a></span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">Void</span><span class="p">)</span>
    754. 

  754.     <span class="o">-&gt;</span> <span class="k">Self</span></code></pre>
    755. 

  755. 

  756.                         </div>
    757. 

  757.                       </div>
    758. 

  758.                       <div>
    759. 

  759.                         <h4>Parameters</h4>
    760. 

  760.                         <table class="graybox">
    761. 

  761.                           <tbody>
    762. 

  762.                             <tr>
    763. 

  763.                               <td>
    764. 

  764.                                 <code>
    765. 

  765.                                 <em>queue</em>
    766. 

  766.                                 </code>
    767. 

  767.                               </td>
    768. 

  768.                               <td>
    769. 

  769.                                 <div>
    770. 

  770.                                   <p>The queue on which the completion handler is dispatched.</p>
    771. 

  771.                                 </div>
    772. 

  772.                               </td>
    773. 

  773.                             </tr>
    774. 

  774.                             <tr>
    775. 

  775.                               <td>
    776. 

  776.                                 <code>
    777. 

  777.                                 <em>completionHandler</em>
    778. 

  778.                                 </code>
    779. 

  779.                               </td>
    780. 

  780.                               <td>
    781. 

  781.                                 <div>
    782. 

  782.                                   <p>The code to be executed once the request has finished.</p>
    783. 

  783.                                 </div>
    784. 

  784.                               </td>
    785. 

  785.                             </tr>
    786. 

  786.                           </tbody>
    787. 

  787.                         </table>
    788. 

  788.                       </div>
    789. 

  789.                       <div>
    790. 

  790.                         <h4>Return Value</h4>
    791. 

  791.                         <p>The request.</p>
    792. 

  792.                       </div>
    793. 

  793.                     </section>
    794. 

  794.                   </div>
    795. 

  795.                 </li>
    796. 

  796.                 <li class="item">
    797. 

  797.                   <div>
    798. 

  798.                     <code>
    799. 

  799.                     <a name="/s:9Alamofire15DownloadRequestC8response5queue0D10Serializer17completionHandlerACXDSo012OS_dispatch_E0CSg_xyAA0B8ResponseVy16SerializedObjectQzGctAA0bkF8ProtocolRzlF"></a>
    800. 

  800.                     <a name="//apple_ref/swift/Method/response(queue:responseSerializer:completionHandler:)" class="dashAnchor"></a>
    801. 

  801.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC8response5queue0D10Serializer17completionHandlerACXDSo012OS_dispatch_E0CSg_xyAA0B8ResponseVy16SerializedObjectQzGctAA0bkF8ProtocolRzlF">response(queue:responseSerializer:completionHandler:)</a>
    802. 

  802.                     </code>
    803. 

  803.                   </div>
    804. 

  804.                   <div class="height-container">
    805. 

  805.                     <div class="pointer-container"></div>
    806. 

  806.                     <section class="section">
    807. 

  807.                       <div class="pointer"></div>
    808. 

  808.                       <div class="abstract">
    809. 

  809.                         <p>Adds a handler to be called once the request has finished.</p>
    810. 

  810. 

  811.                       </div>
    812. 

  812.                       <div class="declaration">
    813. 

  813.                         <h4>Declaration</h4>
    814. 

  814.                         <div class="language">
    815. 

  815.                           <p class="aside-title">Swift</p>
    816. 

  816.                           <pre class="highlight swift"><code><span class="kd">@discardableResult</span>
    817. 

  817. <span class="kd">public</span> <span class="kd">func</span> <span class="n">response</span><span class="o">&lt;</span><span class="kt">T</span><span class="p">:</span> <span class="kt"><a href="../Protocols/DownloadResponseSerializerProtocol.html">DownloadResponseSerializerProtocol</a></span><span class="o">&gt;</span><span class="p">(</span>
    818. 

  818.     <span class="nv">queue</span><span class="p">:</span> <span class="kt">DispatchQueue</span><span class="p">?</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">,</span>
    819. 

  819.     <span class="nv">responseSerializer</span><span class="p">:</span> <span class="kt">T</span><span class="p">,</span>
    820. 

  820.     <span class="nv">completionHandler</span><span class="p">:</span> <span class="kd">@escaping</span> <span class="p">(</span><span class="kt"><a href="../Structs/DownloadResponse.html">DownloadResponse</a></span><span class="o">&lt;</span><span class="kt">T</span><span class="o">.</span><span class="kt">SerializedObject</span><span class="o">&gt;</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">Void</span><span class="p">)</span>
    821. 

  821.     <span class="o">-&gt;</span> <span class="k">Self</span></code></pre>
    822. 

  822. 

  823.                         </div>
    824. 

  824.                       </div>
    825. 

  825.                       <div>
    826. 

  826.                         <h4>Parameters</h4>
    827. 

  827.                         <table class="graybox">
    828. 

  828.                           <tbody>
    829. 

  829.                             <tr>
    830. 

  830.                               <td>
    831. 

  831.                                 <code>
    832. 

  832.                                 <em>queue</em>
    833. 

  833.                                 </code>
    834. 

  834.                               </td>
    835. 

  835.                               <td>
    836. 

  836.                                 <div>
    837. 

  837.                                   <p>The queue on which the completion handler is dispatched.</p>
    838. 

  838.                                 </div>
    839. 

  839.                               </td>
    840. 

  840.                             </tr>
    841. 

  841.                             <tr>
    842. 

  842.                               <td>
    843. 

  843.                                 <code>
    844. 

  844.                                 <em>responseSerializer</em>
    845. 

  845.                                 </code>
    846. 

  846.                               </td>
    847. 

  847.                               <td>
    848. 

  848.                                 <div>
    849. 

  849.                                   <p>The response serializer responsible for serializing the request, response,
    850. 

  850.                             and data contained in the destination url.</p>
    851. 

  851.                                 </div>
    852. 

  852.                               </td>
    853. 

  853.                             </tr>
    854. 

  854.                             <tr>
    855. 

  855.                               <td>
    856. 

  856.                                 <code>
    857. 

  857.                                 <em>completionHandler</em>
    858. 

  858.                                 </code>
    859. 

  859.                               </td>
    860. 

  860.                               <td>
    861. 

  861.                                 <div>
    862. 

  862.                                   <p>The code to be executed once the request has finished.</p>
    863. 

  863.                                 </div>
    864. 

  864.                               </td>
    865. 

  865.                             </tr>
    866. 

  866.                           </tbody>
    867. 

  867.                         </table>
    868. 

  868.                       </div>
    869. 

  869.                       <div>
    870. 

  870.                         <h4>Return Value</h4>
    871. 

  871.                         <p>The request.</p>
    872. 

  872.                       </div>
    873. 

  873.                     </section>
    874. 

  874.                   </div>
    875. 

  875.                 </li>
    876. 

  876.               </ul>
    877. 

  877.             </div>
    878. 

  878.             <div class="task-group">
    879. 

  879.               <div class="task-name-container">
    880. 

  880.                 <a name="/Data"></a>
    881. 

  881.                 <a name="//apple_ref/swift/Section/Data" class="dashAnchor"></a>
    882. 

  882.                 <a href="#/Data">
    883. 

  883.                   <h3 class="section-name">Data</h3>
    884. 

  884.                 </a>
    885. 

  885.               </div>
    886. 

  886.               <ul class="item-container">
    887. 

  887.                 <li class="item">
    888. 

  888.                   <div>
    889. 

  889.                     <code>
    890. 

  890.                     <a name="/s:9Alamofire15DownloadRequestC22dataResponseSerializerAA0beF0Vy10Foundation4DataVGyFZ"></a>
    891. 

  891.                     <a name="//apple_ref/swift/Method/dataResponseSerializer()" class="dashAnchor"></a>
    892. 

  892.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC22dataResponseSerializerAA0beF0Vy10Foundation4DataVGyFZ">dataResponseSerializer()</a>
    893. 

  893.                     </code>
    894. 

  894.                   </div>
    895. 

  895.                   <div class="height-container">
    896. 

  896.                     <div class="pointer-container"></div>
    897. 

  897.                     <section class="section">
    898. 

  898.                       <div class="pointer"></div>
    899. 

  899.                       <div class="abstract">
    900. 

  900.                         <p>Creates a response serializer that returns the associated data as-is.</p>
    901. 

  901. 

  902.                       </div>
    903. 

  903.                       <div class="declaration">
    904. 

  904.                         <h4>Declaration</h4>
    905. 

  905.                         <div class="language">
    906. 

  906.                           <p class="aside-title">Swift</p>
    907. 

  907.                           <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">static</span> <span class="kd">func</span> <span class="nf">dataResponseSerializer</span><span class="p">()</span> <span class="o">-&gt;</span> <span class="kt"><a href="../Structs/DownloadResponseSerializer.html">DownloadResponseSerializer</a></span><span class="o">&lt;</span><span class="kt">Data</span><span class="o">&gt;</span></code></pre>
    908. 

  908. 

  909.                         </div>
    910. 

  910.                       </div>
    911. 

  911.                       <div>
    912. 

  912.                         <h4>Return Value</h4>
    913. 

  913.                         <p>A data response serializer.</p>
    914. 

  914.                       </div>
    915. 

  915.                     </section>
    916. 

  916.                   </div>
    917. 

  917.                 </li>
    918. 

  918.                 <li class="item">
    919. 

  919.                   <div>
    920. 

  920.                     <code>
    921. 

  921.                     <a name="/s:9Alamofire15DownloadRequestC12responseData5queue17completionHandlerACXDSo012OS_dispatch_F0CSg_yAA0B8ResponseVy10Foundation0E0VGctF"></a>
    922. 

  922.                     <a name="//apple_ref/swift/Method/responseData(queue:completionHandler:)" class="dashAnchor"></a>
    923. 

  923.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC12responseData5queue17completionHandlerACXDSo012OS_dispatch_F0CSg_yAA0B8ResponseVy10Foundation0E0VGctF">responseData(queue:completionHandler:)</a>
    924. 

  924.                     </code>
    925. 

  925.                   </div>
    926. 

  926.                   <div class="height-container">
    927. 

  927.                     <div class="pointer-container"></div>
    928. 

  928.                     <section class="section">
    929. 

  929.                       <div class="pointer"></div>
    930. 

  930.                       <div class="abstract">
    931. 

  931.                         <p>Adds a handler to be called once the request has finished.</p>
    932. 

  932. 

  933.                       </div>
    934. 

  934.                       <div class="declaration">
    935. 

  935.                         <h4>Declaration</h4>
    936. 

  936.                         <div class="language">
    937. 

  937.                           <p class="aside-title">Swift</p>
    938. 

  938.                           <pre class="highlight swift"><code><span class="kd">@discardableResult</span>
    939. 

  939. <span class="kd">public</span> <span class="kd">func</span> <span class="nf">responseData</span><span class="p">(</span>
    940. 

  940.     <span class="nv">queue</span><span class="p">:</span> <span class="kt">DispatchQueue</span><span class="p">?</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">,</span>
    941. 

  941.     <span class="nv">completionHandler</span><span class="p">:</span> <span class="kd">@escaping</span> <span class="p">(</span><span class="kt"><a href="../Structs/DownloadResponse.html">DownloadResponse</a></span><span class="o">&lt;</span><span class="kt">Data</span><span class="o">&gt;</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">Void</span><span class="p">)</span>
    942. 

  942.     <span class="o">-&gt;</span> <span class="k">Self</span></code></pre>
    943. 

  943. 

  944.                         </div>
    945. 

  945.                       </div>
    946. 

  946.                       <div>
    947. 

  947.                         <h4>Parameters</h4>
    948. 

  948.                         <table class="graybox">
    949. 

  949.                           <tbody>
    950. 

  950.                             <tr>
    951. 

  951.                               <td>
    952. 

  952.                                 <code>
    953. 

  953.                                 <em>completionHandler</em>
    954. 

  954.                                 </code>
    955. 

  955.                               </td>
    956. 

  956.                               <td>
    957. 

  957.                                 <div>
    958. 

  958.                                   <p>The code to be executed once the request has finished.</p>
    959. 

  959.                                 </div>
    960. 

  960.                               </td>
    961. 

  961.                             </tr>
    962. 

  962.                           </tbody>
    963. 

  963.                         </table>
    964. 

  964.                       </div>
    965. 

  965.                       <div>
    966. 

  966.                         <h4>Return Value</h4>
    967. 

  967.                         <p>The request.</p>
    968. 

  968.                       </div>
    969. 

  969.                     </section>
    970. 

  970.                   </div>
    971. 

  971.                 </li>
    972. 

  972.               </ul>
    973. 

  973.             </div>
    974. 

  974.             <div class="task-group">
    975. 

  975.               <div class="task-name-container">
    976. 

  976.                 <a name="/String"></a>
    977. 

  977.                 <a name="//apple_ref/swift/Section/String" class="dashAnchor"></a>
    978. 

  978.                 <a href="#/String">
    979. 

  979.                   <h3 class="section-name">String</h3>
    980. 

  980.                 </a>
    981. 

  981.               </div>
    982. 

  982.               <ul class="item-container">
    983. 

  983.                 <li class="item">
    984. 

  984.                   <div>
    985. 

  985.                     <code>
    986. 

  986.                     <a name="/s:9Alamofire15DownloadRequestC24stringResponseSerializer8encodingAA0beF0VySSGSS10FoundationE8EncodingVSg_tFZ"></a>
    987. 

  987.                     <a name="//apple_ref/swift/Method/stringResponseSerializer(encoding:)" class="dashAnchor"></a>
    988. 

  988.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC24stringResponseSerializer8encodingAA0beF0VySSGSS10FoundationE8EncodingVSg_tFZ">stringResponseSerializer(encoding:)</a>
    989. 

  989.                     </code>
    990. 

  990.                   </div>
    991. 

  991.                   <div class="height-container">
    992. 

  992.                     <div class="pointer-container"></div>
    993. 

  993.                     <section class="section">
    994. 

  994.                       <div class="pointer"></div>
    995. 

  995.                       <div class="abstract">
    996. 

  996.                         <p>Creates a response serializer that returns a result string type initialized from the response data with
    997. 

  997. the specified string encoding.</p>
    998. 

  998. 

  999.                       </div>
    1000. 

  1000.                       <div class="declaration">
    1001. 

  1001.                         <h4>Declaration</h4>
    1002. 

  1002.                         <div class="language">
    1003. 

  1003.                           <p class="aside-title">Swift</p>
    1004. 

  1004.                           <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">static</span> <span class="kd">func</span> <span class="nf">stringResponseSerializer</span><span class="p">(</span><span class="nv">encoding</span><span class="p">:</span> <span class="kt">String</span><span class="o">.</span><span class="kt">Encoding</span><span class="p">?</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt"><a href="../Structs/DownloadResponseSerializer.html">DownloadResponseSerializer</a></span><span class="o">&lt;</span><span class="kt">String</span><span class="o">&gt;</span></code></pre>
    1005. 

  1005. 

  1006.                         </div>
    1007. 

  1007.                       </div>
    1008. 

  1008.                       <div>
    1009. 

  1009.                         <h4>Parameters</h4>
    1010. 

  1010.                         <table class="graybox">
    1011. 

  1011.                           <tbody>
    1012. 

  1012.                             <tr>
    1013. 

  1013.                               <td>
    1014. 

  1014.                                 <code>
    1015. 

  1015.                                 <em>encoding</em>
    1016. 

  1016.                                 </code>
    1017. 

  1017.                               </td>
    1018. 

  1018.                               <td>
    1019. 

  1019.                                 <div>
    1020. 

  1020.                                   <p>The string encoding. If <code>nil</code>, the string encoding will be determined from the server
    1021. 

  1021.                   response, falling back to the default HTTP default character set, ISO-8859-1.</p>
    1022. 

  1022.                                 </div>
    1023. 

  1023.                               </td>
    1024. 

  1024.                             </tr>
    1025. 

  1025.                           </tbody>
    1026. 

  1026.                         </table>
    1027. 

  1027.                       </div>
    1028. 

  1028.                       <div>
    1029. 

  1029.                         <h4>Return Value</h4>
    1030. 

  1030.                         <p>A string response serializer.</p>
    1031. 

  1031.                       </div>
    1032. 

  1032.                     </section>
    1033. 

  1033.                   </div>
    1034. 

  1034.                 </li>
    1035. 

  1035.                 <li class="item">
    1036. 

  1036.                   <div>
    1037. 

  1037.                     <code>
    1038. 

  1038.                     <a name="/s:9Alamofire15DownloadRequestC14responseString5queue8encoding17completionHandlerACXDSo012OS_dispatch_F0CSg_SS10FoundationE8EncodingVSgyAA0B8ResponseVySSGctF"></a>
    1039. 

  1039.                     <a name="//apple_ref/swift/Method/responseString(queue:encoding:completionHandler:)" class="dashAnchor"></a>
    1040. 

  1040.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC14responseString5queue8encoding17completionHandlerACXDSo012OS_dispatch_F0CSg_SS10FoundationE8EncodingVSgyAA0B8ResponseVySSGctF">responseString(queue:encoding:completionHandler:)</a>
    1041. 

  1041.                     </code>
    1042. 

  1042.                   </div>
    1043. 

  1043.                   <div class="height-container">
    1044. 

  1044.                     <div class="pointer-container"></div>
    1045. 

  1045.                     <section class="section">
    1046. 

  1046.                       <div class="pointer"></div>
    1047. 

  1047.                       <div class="abstract">
    1048. 

  1048.                         <p>Adds a handler to be called once the request has finished.</p>
    1049. 

  1049. 

  1050.                       </div>
    1051. 

  1051.                       <div class="declaration">
    1052. 

  1052.                         <h4>Declaration</h4>
    1053. 

  1053.                         <div class="language">
    1054. 

  1054.                           <p class="aside-title">Swift</p>
    1055. 

  1055.                           <pre class="highlight swift"><code><span class="kd">@discardableResult</span>
    1056. 

  1056. <span class="kd">public</span> <span class="kd">func</span> <span class="nf">responseString</span><span class="p">(</span>
    1057. 

  1057.     <span class="nv">queue</span><span class="p">:</span> <span class="kt">DispatchQueue</span><span class="p">?</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">,</span>
    1058. 

  1058.     <span class="nv">encoding</span><span class="p">:</span> <span class="kt">String</span><span class="o">.</span><span class="kt">Encoding</span><span class="p">?</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">,</span>
    1059. 

  1059.     <span class="nv">completionHandler</span><span class="p">:</span> <span class="kd">@escaping</span> <span class="p">(</span><span class="kt"><a href="../Structs/DownloadResponse.html">DownloadResponse</a></span><span class="o">&lt;</span><span class="kt">String</span><span class="o">&gt;</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">Void</span><span class="p">)</span>
    1060. 

  1060.     <span class="o">-&gt;</span> <span class="k">Self</span></code></pre>
    1061. 

  1061. 

  1062.                         </div>
    1063. 

  1063.                       </div>
    1064. 

  1064.                       <div>
    1065. 

  1065.                         <h4>Parameters</h4>
    1066. 

  1066.                         <table class="graybox">
    1067. 

  1067.                           <tbody>
    1068. 

  1068.                             <tr>
    1069. 

  1069.                               <td>
    1070. 

  1070.                                 <code>
    1071. 

  1071.                                 <em>encoding</em>
    1072. 

  1072.                                 </code>
    1073. 

  1073.                               </td>
    1074. 

  1074.                               <td>
    1075. 

  1075.                                 <div>
    1076. 

  1076.                                   <p>The string encoding. If <code>nil</code>, the string encoding will be determined from the
    1077. 

  1077.                            server response, falling back to the default HTTP default character set,
    1078. 

  1078.                            ISO-8859-1.</p>
    1079. 

  1079.                                 </div>
    1080. 

  1080.                               </td>
    1081. 

  1081.                             </tr>
    1082. 

  1082.                             <tr>
    1083. 

  1083.                               <td>
    1084. 

  1084.                                 <code>
    1085. 

  1085.                                 <em>completionHandler</em>
    1086. 

  1086.                                 </code>
    1087. 

  1087.                               </td>
    1088. 

  1088.                               <td>
    1089. 

  1089.                                 <div>
    1090. 

  1090.                                   <p>A closure to be executed once the request has finished.</p>
    1091. 

  1091.                                 </div>
    1092. 

  1092.                               </td>
    1093. 

  1093.                             </tr>
    1094. 

  1094.                           </tbody>
    1095. 

  1095.                         </table>
    1096. 

  1096.                       </div>
    1097. 

  1097.                       <div>
    1098. 

  1098.                         <h4>Return Value</h4>
    1099. 

  1099.                         <p>The request.</p>
    1100. 

  1100.                       </div>
    1101. 

  1101.                     </section>
    1102. 

  1102.                   </div>
    1103. 

  1103.                 </li>
    1104. 

  1104.               </ul>
    1105. 

  1105.             </div>
    1106. 

  1106.             <div class="task-group">
    1107. 

  1107.               <div class="task-name-container">
    1108. 

  1108.                 <a name="/JSON"></a>
    1109. 

  1109.                 <a name="//apple_ref/swift/Section/JSON" class="dashAnchor"></a>
    1110. 

  1110.                 <a href="#/JSON">
    1111. 

  1111.                   <h3 class="section-name">JSON</h3>
    1112. 

  1112.                 </a>
    1113. 

  1113.               </div>
    1114. 

  1114.               <ul class="item-container">
    1115. 

  1115.                 <li class="item">
    1116. 

  1116.                   <div>
    1117. 

  1117.                     <code>
    1118. 

  1118.                     <a name="/s:9Alamofire15DownloadRequestC22jsonResponseSerializer7optionsAA0beF0VyypGSo20NSJSONReadingOptionsV_tFZ"></a>
    1119. 

  1119.                     <a name="//apple_ref/swift/Method/jsonResponseSerializer(options:)" class="dashAnchor"></a>
    1120. 

  1120.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC22jsonResponseSerializer7optionsAA0beF0VyypGSo20NSJSONReadingOptionsV_tFZ">jsonResponseSerializer(options:)</a>
    1121. 

  1121.                     </code>
    1122. 

  1122.                   </div>
    1123. 

  1123.                   <div class="height-container">
    1124. 

  1124.                     <div class="pointer-container"></div>
    1125. 

  1125.                     <section class="section">
    1126. 

  1126.                       <div class="pointer"></div>
    1127. 

  1127.                       <div class="abstract">
    1128. 

  1128.                         <p>Creates a response serializer that returns a JSON object result type constructed from the response data using
    1129. 

  1129. <code>JSONSerialization</code> with the specified reading options.</p>
    1130. 

  1130. 

  1131.                       </div>
    1132. 

  1132.                       <div class="declaration">
    1133. 

  1133.                         <h4>Declaration</h4>
    1134. 

  1134.                         <div class="language">
    1135. 

  1135.                           <p class="aside-title">Swift</p>
    1136. 

  1136.                           <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">static</span> <span class="kd">func</span> <span class="nf">jsonResponseSerializer</span><span class="p">(</span>
    1137. 

  1137.     <span class="nv">options</span><span class="p">:</span> <span class="kt">JSONSerialization</span><span class="o">.</span><span class="kt">ReadingOptions</span> <span class="o">=</span> <span class="o">.</span><span class="n">allowFragments</span><span class="p">)</span>
    1138. 

  1138.     <span class="o">-&gt;</span> <span class="kt"><a href="../Structs/DownloadResponseSerializer.html">DownloadResponseSerializer</a></span><span class="o">&lt;</span><span class="kt">Any</span><span class="o">&gt;</span></code></pre>
    1139. 

  1139. 

  1140.                         </div>
    1141. 

  1141.                       </div>
    1142. 

  1142.                       <div>
    1143. 

  1143.                         <h4>Parameters</h4>
    1144. 

  1144.                         <table class="graybox">
    1145. 

  1145.                           <tbody>
    1146. 

  1146.                             <tr>
    1147. 

  1147.                               <td>
    1148. 

  1148.                                 <code>
    1149. 

  1149.                                 <em>options</em>
    1150. 

  1150.                                 </code>
    1151. 

  1151.                               </td>
    1152. 

  1152.                               <td>
    1153. 

  1153.                                 <div>
    1154. 

  1154.                                   <p>The JSON serialization reading options. Defaults to <code>.allowFragments</code>.</p>
    1155. 

  1155.                                 </div>
    1156. 

  1156.                               </td>
    1157. 

  1157.                             </tr>
    1158. 

  1158.                           </tbody>
    1159. 

  1159.                         </table>
    1160. 

  1160.                       </div>
    1161. 

  1161.                       <div>
    1162. 

  1162.                         <h4>Return Value</h4>
    1163. 

  1163.                         <p>A JSON object response serializer.</p>
    1164. 

  1164.                       </div>
    1165. 

  1165.                     </section>
    1166. 

  1166.                   </div>
    1167. 

  1167.                 </li>
    1168. 

  1168.                 <li class="item">
    1169. 

  1169.                   <div>
    1170. 

  1170.                     <code>
    1171. 

  1171.                     <a name="/s:9Alamofire15DownloadRequestC12responseJSON5queue7options17completionHandlerACXDSo012OS_dispatch_F0CSg_So20NSJSONReadingOptionsVyAA0B8ResponseVyypGctF"></a>
    1172. 

  1172.                     <a name="//apple_ref/swift/Method/responseJSON(queue:options:completionHandler:)" class="dashAnchor"></a>
    1173. 

  1173.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC12responseJSON5queue7options17completionHandlerACXDSo012OS_dispatch_F0CSg_So20NSJSONReadingOptionsVyAA0B8ResponseVyypGctF">responseJSON(queue:options:completionHandler:)</a>
    1174. 

  1174.                     </code>
    1175. 

  1175.                   </div>
    1176. 

  1176.                   <div class="height-container">
    1177. 

  1177.                     <div class="pointer-container"></div>
    1178. 

  1178.                     <section class="section">
    1179. 

  1179.                       <div class="pointer"></div>
    1180. 

  1180.                       <div class="abstract">
    1181. 

  1181.                         <p>Adds a handler to be called once the request has finished.</p>
    1182. 

  1182. 

  1183.                       </div>
    1184. 

  1184.                       <div class="declaration">
    1185. 

  1185.                         <h4>Declaration</h4>
    1186. 

  1186.                         <div class="language">
    1187. 

  1187.                           <p class="aside-title">Swift</p>
    1188. 

  1188.                           <pre class="highlight swift"><code><span class="kd">@discardableResult</span>
    1189. 

  1189. <span class="kd">public</span> <span class="kd">func</span> <span class="nf">responseJSON</span><span class="p">(</span>
    1190. 

  1190.     <span class="nv">queue</span><span class="p">:</span> <span class="kt">DispatchQueue</span><span class="p">?</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">,</span>
    1191. 

  1191.     <span class="nv">options</span><span class="p">:</span> <span class="kt">JSONSerialization</span><span class="o">.</span><span class="kt">ReadingOptions</span> <span class="o">=</span> <span class="o">.</span><span class="n">allowFragments</span><span class="p">,</span>
    1192. 

  1192.     <span class="nv">completionHandler</span><span class="p">:</span> <span class="kd">@escaping</span> <span class="p">(</span><span class="kt"><a href="../Structs/DownloadResponse.html">DownloadResponse</a></span><span class="o">&lt;</span><span class="kt">Any</span><span class="o">&gt;</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">Void</span><span class="p">)</span>
    1193. 

  1193.     <span class="o">-&gt;</span> <span class="k">Self</span></code></pre>
    1194. 

  1194. 

  1195.                         </div>
    1196. 

  1196.                       </div>
    1197. 

  1197.                       <div>
    1198. 

  1198.                         <h4>Parameters</h4>
    1199. 

  1199.                         <table class="graybox">
    1200. 

  1200.                           <tbody>
    1201. 

  1201.                             <tr>
    1202. 

  1202.                               <td>
    1203. 

  1203.                                 <code>
    1204. 

  1204.                                 <em>options</em>
    1205. 

  1205.                                 </code>
    1206. 

  1206.                               </td>
    1207. 

  1207.                               <td>
    1208. 

  1208.                                 <div>
    1209. 

  1209.                                   <p>The JSON serialization reading options. Defaults to <code>.allowFragments</code>.</p>
    1210. 

  1210.                                 </div>
    1211. 

  1211.                               </td>
    1212. 

  1212.                             </tr>
    1213. 

  1213.                             <tr>
    1214. 

  1214.                               <td>
    1215. 

  1215.                                 <code>
    1216. 

  1216.                                 <em>completionHandler</em>
    1217. 

  1217.                                 </code>
    1218. 

  1218.                               </td>
    1219. 

  1219.                               <td>
    1220. 

  1220.                                 <div>
    1221. 

  1221.                                   <p>A closure to be executed once the request has finished.</p>
    1222. 

  1222.                                 </div>
    1223. 

  1223.                               </td>
    1224. 

  1224.                             </tr>
    1225. 

  1225.                           </tbody>
    1226. 

  1226.                         </table>
    1227. 

  1227.                       </div>
    1228. 

  1228.                       <div>
    1229. 

  1229.                         <h4>Return Value</h4>
    1230. 

  1230.                         <p>The request.</p>
    1231. 

  1231.                       </div>
    1232. 

  1232.                     </section>
    1233. 

  1233.                   </div>
    1234. 

  1234.                 </li>
    1235. 

  1235.               </ul>
    1236. 

  1236.             </div>
    1237. 

  1237.             <div class="task-group">
    1238. 

  1238.               <div class="task-name-container">
    1239. 

  1239.                 <a name="/Property%20List"></a>
    1240. 

  1240.                 <a name="//apple_ref/swift/Section/Property List" class="dashAnchor"></a>
    1241. 

  1241.                 <a href="#/Property%20List">
    1242. 

  1242.                   <h3 class="section-name">Property List</h3>
    1243. 

  1243.                 </a>
    1244. 

  1244.               </div>
    1245. 

  1245.               <ul class="item-container">
    1246. 

  1246.                 <li class="item">
    1247. 

  1247.                   <div>
    1248. 

  1248.                     <code>
    1249. 

  1249.                     <a name="/s:9Alamofire15DownloadRequestC30propertyListResponseSerializer7optionsAA0bfG0VyypGSo010NSPropertyE17MutabilityOptionsV_tFZ"></a>
    1250. 

  1250.                     <a name="//apple_ref/swift/Method/propertyListResponseSerializer(options:)" class="dashAnchor"></a>
    1251. 

  1251.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC30propertyListResponseSerializer7optionsAA0bfG0VyypGSo010NSPropertyE17MutabilityOptionsV_tFZ">propertyListResponseSerializer(options:)</a>
    1252. 

  1252.                     </code>
    1253. 

  1253.                   </div>
    1254. 

  1254.                   <div class="height-container">
    1255. 

  1255.                     <div class="pointer-container"></div>
    1256. 

  1256.                     <section class="section">
    1257. 

  1257.                       <div class="pointer"></div>
    1258. 

  1258.                       <div class="abstract">
    1259. 

  1259.                         <p>Creates a response serializer that returns an object constructed from the response data using
    1260. 

  1260. <code>PropertyListSerialization</code> with the specified reading options.</p>
    1261. 

  1261. 

  1262.                       </div>
    1263. 

  1263.                       <div class="declaration">
    1264. 

  1264.                         <h4>Declaration</h4>
    1265. 

  1265.                         <div class="language">
    1266. 

  1266.                           <p class="aside-title">Swift</p>
    1267. 

  1267.                           <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">static</span> <span class="kd">func</span> <span class="nf">propertyListResponseSerializer</span><span class="p">(</span>
    1268. 

  1268.     <span class="nv">options</span><span class="p">:</span> <span class="kt">PropertyListSerialization</span><span class="o">.</span><span class="kt">ReadOptions</span> <span class="o">=</span> <span class="p">[])</span>
    1269. 

  1269.     <span class="o">-&gt;</span> <span class="kt"><a href="../Structs/DownloadResponseSerializer.html">DownloadResponseSerializer</a></span><span class="o">&lt;</span><span class="kt">Any</span><span class="o">&gt;</span></code></pre>
    1270. 

  1270. 

  1271.                         </div>
    1272. 

  1272.                       </div>
    1273. 

  1273.                       <div>
    1274. 

  1274.                         <h4>Parameters</h4>
    1275. 

  1275.                         <table class="graybox">
    1276. 

  1276.                           <tbody>
    1277. 

  1277.                             <tr>
    1278. 

  1278.                               <td>
    1279. 

  1279.                                 <code>
    1280. 

  1280.                                 <em>options</em>
    1281. 

  1281.                                 </code>
    1282. 

  1282.                               </td>
    1283. 

  1283.                               <td>
    1284. 

  1284.                                 <div>
    1285. 

  1285.                                   <p>The property list reading options. Defaults to <code>[]</code>.</p>
    1286. 

  1286.                                 </div>
    1287. 

  1287.                               </td>
    1288. 

  1288.                             </tr>
    1289. 

  1289.                           </tbody>
    1290. 

  1290.                         </table>
    1291. 

  1291.                       </div>
    1292. 

  1292.                       <div>
    1293. 

  1293.                         <h4>Return Value</h4>
    1294. 

  1294.                         <p>A property list object response serializer.</p>
    1295. 

  1295.                       </div>
    1296. 

  1296.                     </section>
    1297. 

  1297.                   </div>
    1298. 

  1298.                 </li>
    1299. 

  1299.                 <li class="item">
    1300. 

  1300.                   <div>
    1301. 

  1301.                     <code>
    1302. 

  1302.                     <a name="/s:9Alamofire15DownloadRequestC20responsePropertyList5queue7options17completionHandlerACXDSo012OS_dispatch_G0CSg_So010NSPropertyF17MutabilityOptionsVyAA0B8ResponseVyypGctF"></a>
    1303. 

  1303.                     <a name="//apple_ref/swift/Method/responsePropertyList(queue:options:completionHandler:)" class="dashAnchor"></a>
    1304. 

  1304.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC20responsePropertyList5queue7options17completionHandlerACXDSo012OS_dispatch_G0CSg_So010NSPropertyF17MutabilityOptionsVyAA0B8ResponseVyypGctF">responsePropertyList(queue:options:completionHandler:)</a>
    1305. 

  1305.                     </code>
    1306. 

  1306.                   </div>
    1307. 

  1307.                   <div class="height-container">
    1308. 

  1308.                     <div class="pointer-container"></div>
    1309. 

  1309.                     <section class="section">
    1310. 

  1310.                       <div class="pointer"></div>
    1311. 

  1311.                       <div class="abstract">
    1312. 

  1312.                         <p>Adds a handler to be called once the request has finished.</p>
    1313. 

  1313. 

  1314.                       </div>
    1315. 

  1315.                       <div class="declaration">
    1316. 

  1316.                         <h4>Declaration</h4>
    1317. 

  1317.                         <div class="language">
    1318. 

  1318.                           <p class="aside-title">Swift</p>
    1319. 

  1319.                           <pre class="highlight swift"><code><span class="kd">@discardableResult</span>
    1320. 

  1320. <span class="kd">public</span> <span class="kd">func</span> <span class="nf">responsePropertyList</span><span class="p">(</span>
    1321. 

  1321.     <span class="nv">queue</span><span class="p">:</span> <span class="kt">DispatchQueue</span><span class="p">?</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">,</span>
    1322. 

  1322.     <span class="nv">options</span><span class="p">:</span> <span class="kt">PropertyListSerialization</span><span class="o">.</span><span class="kt">ReadOptions</span> <span class="o">=</span> <span class="p">[],</span>
    1323. 

  1323.     <span class="nv">completionHandler</span><span class="p">:</span> <span class="kd">@escaping</span> <span class="p">(</span><span class="kt"><a href="../Structs/DownloadResponse.html">DownloadResponse</a></span><span class="o">&lt;</span><span class="kt">Any</span><span class="o">&gt;</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">Void</span><span class="p">)</span>
    1324. 

  1324.     <span class="o">-&gt;</span> <span class="k">Self</span></code></pre>
    1325. 

  1325. 

  1326.                         </div>
    1327. 

  1327.                       </div>
    1328. 

  1328.                       <div>
    1329. 

  1329.                         <h4>Parameters</h4>
    1330. 

  1330.                         <table class="graybox">
    1331. 

  1331.                           <tbody>
    1332. 

  1332.                             <tr>
    1333. 

  1333.                               <td>
    1334. 

  1334.                                 <code>
    1335. 

  1335.                                 <em>options</em>
    1336. 

  1336.                                 </code>
    1337. 

  1337.                               </td>
    1338. 

  1338.                               <td>
    1339. 

  1339.                                 <div>
    1340. 

  1340.                                   <p>The property list reading options. Defaults to <code>[]</code>.</p>
    1341. 

  1341.                                 </div>
    1342. 

  1342.                               </td>
    1343. 

  1343.                             </tr>
    1344. 

  1344.                             <tr>
    1345. 

  1345.                               <td>
    1346. 

  1346.                                 <code>
    1347. 

  1347.                                 <em>completionHandler</em>
    1348. 

  1348.                                 </code>
    1349. 

  1349.                               </td>
    1350. 

  1350.                               <td>
    1351. 

  1351.                                 <div>
    1352. 

  1352.                                   <p>A closure to be executed once the request has finished.</p>
    1353. 

  1353.                                 </div>
    1354. 

  1354.                               </td>
    1355. 

  1355.                             </tr>
    1356. 

  1356.                           </tbody>
    1357. 

  1357.                         </table>
    1358. 

  1358.                       </div>
    1359. 

  1359.                       <div>
    1360. 

  1360.                         <h4>Return Value</h4>
    1361. 

  1361.                         <p>The request.</p>
    1362. 

  1362.                       </div>
    1363. 

  1363.                     </section>
    1364. 

  1364.                   </div>
    1365. 

  1365.                 </li>
    1366. 

  1366.               </ul>
    1367. 

  1367.             </div>
    1368. 

  1368.             <div class="task-group">
    1369. 

  1369.               <ul class="item-container">
    1370. 

  1370.                 <li class="item">
    1371. 

  1371.                   <div>
    1372. 

  1372.                     <code>
    1373. 

  1373.                     <a name="/s:9Alamofire15DownloadRequestC10Validationa"></a>
    1374. 

  1374.                     <a name="//apple_ref/swift/Alias/Validation" class="dashAnchor"></a>
    1375. 

  1375.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC10Validationa">Validation</a>
    1376. 

  1376.                     </code>
    1377. 

  1377.                   </div>
    1378. 

  1378.                   <div class="height-container">
    1379. 

  1379.                     <div class="pointer-container"></div>
    1380. 

  1380.                     <section class="section">
    1381. 

  1381.                       <div class="pointer"></div>
    1382. 

  1382.                       <div class="abstract">
    1383. 

  1383.                         <p>A closure used to validate a request that takes a URL request, a URL response, a temporary URL and a
    1384. 

  1384. destination URL, and returns whether the request was valid.</p>
    1385. 

  1385. 

  1386.                       </div>
    1387. 

  1387.                       <div class="declaration">
    1388. 

  1388.                         <h4>Declaration</h4>
    1389. 

  1389.                         <div class="language">
    1390. 

  1390.                           <p class="aside-title">Swift</p>
    1391. 

  1391.                           <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">typealias</span> <span class="kt">Validation</span> <span class="o">=</span> <span class="p">(</span><span class="n">_</span> <span class="nv">request</span><span class="p">:</span> <span class="kt">URLRequest</span><span class="p">?,</span> <span class="n">_</span> <span class="nv">response</span><span class="p">:</span> <span class="kt">HTTPURLResponse</span><span class="p">,</span> <span class="n">_</span> <span class="nv">temporaryURL</span><span class="p">:</span> <span class="kt">URL</span><span class="p">?,</span> <span class="n">_</span> <span class="nv">destinationURL</span><span class="p">:</span> <span class="kt">URL</span><span class="p">?)</span> <span class="o">-&gt;</span> <span class="kt">ValidationResult</span></code></pre>
    1392. 

  1392. 

  1393.                         </div>
    1394. 

  1394.                       </div>
    1395. 

  1395.                     </section>
    1396. 

  1396.                   </div>
    1397. 

  1397.                 </li>
    1398. 

  1398.                 <li class="item">
    1399. 

  1399.                   <div>
    1400. 

  1400.                     <code>
    1401. 

  1401.                     <a name="/s:9Alamofire15DownloadRequestC8validateyACXDAA0C0C16ValidationResultO10Foundation10URLRequestVSg_So17NSHTTPURLResponseCAI3URLVSgAQtcF"></a>
    1402. 

  1402.                     <a name="//apple_ref/swift/Method/validate(_:)" class="dashAnchor"></a>
    1403. 

  1403.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC8validateyACXDAA0C0C16ValidationResultO10Foundation10URLRequestVSg_So17NSHTTPURLResponseCAI3URLVSgAQtcF">validate(_:)</a>
    1404. 

  1404.                     </code>
    1405. 

  1405.                   </div>
    1406. 

  1406.                   <div class="height-container">
    1407. 

  1407.                     <div class="pointer-container"></div>
    1408. 

  1408.                     <section class="section">
    1409. 

  1409.                       <div class="pointer"></div>
    1410. 

  1410.                       <div class="abstract">
    1411. 

  1411.                         <p>Validates the request, using the specified closure.</p>
    1412. 

  1412. 

  1413. <p>If validation fails, subsequent calls to response handlers will have an associated error.</p>
    1414. 

  1414. 

  1415.                       </div>
    1416. 

  1416.                       <div class="declaration">
    1417. 

  1417.                         <h4>Declaration</h4>
    1418. 

  1418.                         <div class="language">
    1419. 

  1419.                           <p class="aside-title">Swift</p>
    1420. 

  1420.                           <pre class="highlight swift"><code><span class="kd">@discardableResult</span>
    1421. 

  1421. <span class="kd">public</span> <span class="kd">func</span> <span class="nf">validate</span><span class="p">(</span><span class="n">_</span> <span class="nv">validation</span><span class="p">:</span> <span class="kd">@escaping</span> <span class="kt"><a href="../Classes/DownloadRequest.html#/s:9Alamofire15DownloadRequestC10Validationa">Validation</a></span><span class="p">)</span> <span class="o">-&gt;</span> <span class="k">Self</span></code></pre>
    1422. 

  1422. 

  1423.                         </div>
    1424. 

  1424.                       </div>
    1425. 

  1425.                       <div>
    1426. 

  1426.                         <h4>Parameters</h4>
    1427. 

  1427.                         <table class="graybox">
    1428. 

  1428.                           <tbody>
    1429. 

  1429.                             <tr>
    1430. 

  1430.                               <td>
    1431. 

  1431.                                 <code>
    1432. 

  1432.                                 <em>validation</em>
    1433. 

  1433.                                 </code>
    1434. 

  1434.                               </td>
    1435. 

  1435.                               <td>
    1436. 

  1436.                                 <div>
    1437. 

  1437.                                   <p>A closure to validate the request.</p>
    1438. 

  1438.                                 </div>
    1439. 

  1439.                               </td>
    1440. 

  1440.                             </tr>
    1441. 

  1441.                           </tbody>
    1442. 

  1442.                         </table>
    1443. 

  1443.                       </div>
    1444. 

  1444.                       <div>
    1445. 

  1445.                         <h4>Return Value</h4>
    1446. 

  1446.                         <p>The request.</p>
    1447. 

  1447.                       </div>
    1448. 

  1448.                     </section>
    1449. 

  1449.                   </div>
    1450. 

  1450.                 </li>
    1451. 

  1451.                 <li class="item">
    1452. 

  1452.                   <div>
    1453. 

  1453.                     <code>
    1454. 

  1454.                     <a name="/s:9Alamofire15DownloadRequestC8validate10statusCodeACXDx_tSTRzSi7ElementRtzlF"></a>
    1455. 

  1455.                     <a name="//apple_ref/swift/Method/validate(statusCode:)" class="dashAnchor"></a>
    1456. 

  1456.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC8validate10statusCodeACXDx_tSTRzSi7ElementRtzlF">validate(statusCode:)</a>
    1457. 

  1457.                     </code>
    1458. 

  1458.                   </div>
    1459. 

  1459.                   <div class="height-container">
    1460. 

  1460.                     <div class="pointer-container"></div>
    1461. 

  1461.                     <section class="section">
    1462. 

  1462.                       <div class="pointer"></div>
    1463. 

  1463.                       <div class="abstract">
    1464. 

  1464.                         <p>Validates that the response has a status code in the specified sequence.</p>
    1465. 

  1465. 

  1466. <p>If validation fails, subsequent calls to response handlers will have an associated error.</p>
    1467. 

  1467. 

  1468.                       </div>
    1469. 

  1469.                       <div class="declaration">
    1470. 

  1470.                         <h4>Declaration</h4>
    1471. 

  1471.                         <div class="language">
    1472. 

  1472.                           <p class="aside-title">Swift</p>
    1473. 

  1473.                           <pre class="highlight swift"><code><span class="kd">@discardableResult</span>
    1474. 

  1474. <span class="kd">public</span> <span class="kd">func</span> <span class="n">validate</span><span class="o">&lt;</span><span class="kt">S</span><span class="o">&gt;</span><span class="p">(</span><span class="n">statusCode</span> <span class="nv">acceptableStatusCodes</span><span class="p">:</span> <span class="kt">S</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="k">Self</span> <span class="k">where</span> <span class="kt">S</span> <span class="p">:</span> <span class="kt">Sequence</span><span class="p">,</span> <span class="kt">S</span><span class="o">.</span><span class="kt">Element</span> <span class="o">==</span> <span class="kt">Int</span></code></pre>
    1475. 

  1475. 

  1476.                         </div>
    1477. 

  1477.                       </div>
    1478. 

  1478.                       <div>
    1479. 

  1479.                         <h4>Parameters</h4>
    1480. 

  1480.                         <table class="graybox">
    1481. 

  1481.                           <tbody>
    1482. 

  1482.                             <tr>
    1483. 

  1483.                               <td>
    1484. 

  1484.                                 <code>
    1485. 

  1485.                                 <em>range</em>
    1486. 

  1486.                                 </code>
    1487. 

  1487.                               </td>
    1488. 

  1488.                               <td>
    1489. 

  1489.                                 <div>
    1490. 

  1490.                                   <p>The range of acceptable status codes.</p>
    1491. 

  1491.                                 </div>
    1492. 

  1492.                               </td>
    1493. 

  1493.                             </tr>
    1494. 

  1494.                           </tbody>
    1495. 

  1495.                         </table>
    1496. 

  1496.                       </div>
    1497. 

  1497.                       <div>
    1498. 

  1498.                         <h4>Return Value</h4>
    1499. 

  1499.                         <p>The request.</p>
    1500. 

  1500.                       </div>
    1501. 

  1501.                     </section>
    1502. 

  1502.                   </div>
    1503. 

  1503.                 </li>
    1504. 

  1504.                 <li class="item">
    1505. 

  1505.                   <div>
    1506. 

  1506.                     <code>
    1507. 

  1507.                     <a name="/s:9Alamofire15DownloadRequestC8validate11contentTypeACXDx_tSTRzSS7ElementRtzlF"></a>
    1508. 

  1508.                     <a name="//apple_ref/swift/Method/validate(contentType:)" class="dashAnchor"></a>
    1509. 

  1509.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC8validate11contentTypeACXDx_tSTRzSS7ElementRtzlF">validate(contentType:)</a>
    1510. 

  1510.                     </code>
    1511. 

  1511.                   </div>
    1512. 

  1512.                   <div class="height-container">
    1513. 

  1513.                     <div class="pointer-container"></div>
    1514. 

  1514.                     <section class="section">
    1515. 

  1515.                       <div class="pointer"></div>
    1516. 

  1516.                       <div class="abstract">
    1517. 

  1517.                         <p>Validates that the response has a content type in the specified sequence.</p>
    1518. 

  1518. 

  1519. <p>If validation fails, subsequent calls to response handlers will have an associated error.</p>
    1520. 

  1520. 

  1521.                       </div>
    1522. 

  1522.                       <div class="declaration">
    1523. 

  1523.                         <h4>Declaration</h4>
    1524. 

  1524.                         <div class="language">
    1525. 

  1525.                           <p class="aside-title">Swift</p>
    1526. 

  1526.                           <pre class="highlight swift"><code><span class="kd">@discardableResult</span>
    1527. 

  1527. <span class="kd">public</span> <span class="kd">func</span> <span class="n">validate</span><span class="o">&lt;</span><span class="kt">S</span><span class="o">&gt;</span><span class="p">(</span><span class="n">contentType</span> <span class="nv">acceptableContentTypes</span><span class="p">:</span> <span class="kt">S</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="k">Self</span> <span class="k">where</span> <span class="kt">S</span> <span class="p">:</span> <span class="kt">Sequence</span><span class="p">,</span> <span class="kt">S</span><span class="o">.</span><span class="kt">Element</span> <span class="o">==</span> <span class="kt">String</span></code></pre>
    1528. 

  1528. 

  1529.                         </div>
    1530. 

  1530.                       </div>
    1531. 

  1531.                       <div>
    1532. 

  1532.                         <h4>Parameters</h4>
    1533. 

  1533.                         <table class="graybox">
    1534. 

  1534.                           <tbody>
    1535. 

  1535.                             <tr>
    1536. 

  1536.                               <td>
    1537. 

  1537.                                 <code>
    1538. 

  1538.                                 <em>contentType</em>
    1539. 

  1539.                                 </code>
    1540. 

  1540.                               </td>
    1541. 

  1541.                               <td>
    1542. 

  1542.                                 <div>
    1543. 

  1543.                                   <p>The acceptable content types, which may specify wildcard types and/or subtypes.</p>
    1544. 

  1544.                                 </div>
    1545. 

  1545.                               </td>
    1546. 

  1546.                             </tr>
    1547. 

  1547.                           </tbody>
    1548. 

  1548.                         </table>
    1549. 

  1549.                       </div>
    1550. 

  1550.                       <div>
    1551. 

  1551.                         <h4>Return Value</h4>
    1552. 

  1552.                         <p>The request.</p>
    1553. 

  1553.                       </div>
    1554. 

  1554.                     </section>
    1555. 

  1555.                   </div>
    1556. 

  1556.                 </li>
    1557. 

  1557.                 <li class="item">
    1558. 

  1558.                   <div>
    1559. 

  1559.                     <code>
    1560. 

  1560.                     <a name="/s:9Alamofire15DownloadRequestC8validateACXDyF"></a>
    1561. 

  1561.                     <a name="//apple_ref/swift/Method/validate()" class="dashAnchor"></a>
    1562. 

  1562.                     <a class="token" href="#/s:9Alamofire15DownloadRequestC8validateACXDyF">validate()</a>
    1563. 

  1563.                     </code>
    1564. 

  1564.                   </div>
    1565. 

  1565.                   <div class="height-container">
    1566. 

  1566.                     <div class="pointer-container"></div>
    1567. 

  1567.                     <section class="section">
    1568. 

  1568.                       <div class="pointer"></div>
    1569. 

  1569.                       <div class="abstract">
    1570. 

  1570.                         <p>Validates that the response has a status code in the default acceptable range of 200&hellip;299, and that the content
    1571. 

  1571. type matches any specified in the Accept HTTP header field.</p>
    1572. 

  1572. 

  1573. <p>If validation fails, subsequent calls to response handlers will have an associated error.</p>
    1574. 

  1574. 

  1575.                       </div>
    1576. 

  1576.                       <div class="declaration">
    1577. 

  1577.                         <h4>Declaration</h4>
    1578. 

  1578.                         <div class="language">
    1579. 

  1579.                           <p class="aside-title">Swift</p>
    1580. 

  1580.                           <pre class="highlight swift"><code><span class="kd">@discardableResult</span>
    1581. 

  1581. <span class="kd">public</span> <span class="kd">func</span> <span class="nf">validate</span><span class="p">()</span> <span class="o">-&gt;</span> <span class="k">Self</span></code></pre>
    1582. 

  1582. 

  1583.                         </div>
    1584. 

  1584.                       </div>
    1585. 

  1585.                       <div>
    1586. 

  1586.                         <h4>Return Value</h4>
    1587. 

  1587.                         <p>The request.</p>
    1588. 

  1588.                       </div>
    1589. 

  1589.                     </section>
    1590. 

  1590.                   </div>
    1591. 

  1591.                 </li>
    1592. 

  1592.               </ul>
    1593. 

  1593.             </div>
    1594. 

  1594.           </div>
    1595. 

  1595.         </section>
    1596. 

  1596. 

  1597.       </article>
    1598. 

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