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<!DOCTYPE html> <html lang="en"> <head> <title>SessionDelegate Class Reference</title> <link rel="stylesheet" type="text/css" href="../css/jazzy.css" /> <link rel="stylesheet" type="text/css" href="../css/highlight.css" /> <meta charset="utf-8"> <script src="../js/jquery.min.js" defer></script> <script src="../js/jazzy.js" defer></script> <script src="../js/lunr.min.js" defer></script> <script src="../js/typeahead.jquery.js" defer></script> <script src="../js/jazzy.search.js" defer></script> </head> <body> <a name="//apple_ref/swift/Class/SessionDelegate" class="dashAnchor"></a> <a title="SessionDelegate Class Reference"></a> <header class="header"> <p class="header-col header-col--primary"> <a class="header-link" href="../index.html"> Alamofire Docs </a> (86% documented) </p> <p class="header-col--secondary"> <form role="search" action="../search.json"> <input type="text" placeholder="Search documentation" data-typeahead> </form> </p> <p class="header-col header-col--secondary"> <a class="header-link" href="https://github.com/Alamofire/Alamofire"> <img class="header-icon" src="../img/gh.png"/> View on GitHub </a> </p> <p class="header-col header-col--secondary"> <a class="header-link" href="dash-feed://https%3A%2F%2Falamofire%2Egithub%2Eio%2FAlamofire%2Fdocsets%2FAlamofire%2Exml"> <img class="header-icon" src="../img/dash.png"/> Install in Dash </a> </p> </header> <p class="breadcrumbs"> <a class="breadcrumb" href="../index.html">Alamofire Reference</a> <img class="carat" src="../img/carat.png" /> SessionDelegate Class Reference </p> <div class="content-wrapper"> <nav class="navigation"> <ul class="nav-groups"> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Classes.html">Classes</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataRequest.html">DataRequest</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DownloadRequest.html">DownloadRequest</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DownloadRequest/DownloadOptions.html">– DownloadOptions</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/MultipartFormData.html">MultipartFormData</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/NetworkReachabilityManager.html">NetworkReachabilityManager</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/NetworkReachabilityManager/NetworkReachabilityStatus.html">– NetworkReachabilityStatus</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/NetworkReachabilityManager/ConnectionType.html">– ConnectionType</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Request.html">Request</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Request/ValidationResult.html">– ValidationResult</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/ServerTrustPolicyManager.html">ServerTrustPolicyManager</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/SessionDelegate.html">SessionDelegate</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/SessionManager.html">SessionManager</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/SessionManager/MultipartFormDataEncodingResult.html">– MultipartFormDataEncodingResult</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes.html#/s:9Alamofire13StreamRequestC">StreamRequest</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/TaskDelegate.html">TaskDelegate</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/UploadRequest.html">UploadRequest</a> </li> </ul> </li> <li class="nav-group-name"> <a 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<a class="nav-group-task-link" href="../Enums/Result.html">Result</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/ServerTrustPolicy.html">ServerTrustPolicy</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Extensions.html">Extensions</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/Notification.html">Notification</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/Notification/Name.html">– Name</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/Notification/Key.html">– Key</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/String.html">String</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/URL.html">URL</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/URLComponents.html">URLComponents</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/URLRequest.html">URLRequest</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Functions.html">Functions</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire2eeoiSbAA26NetworkReachabilityManagerC0cD6StatusO_AFtF">==(_:_:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire8downloadAA15DownloadRequestCAA14URLConvertible_p_AA10HTTPMethodO6methods10DictionaryVySSypGSg10parametersAA17ParameterEncoding_p8encodingAJyS2SGSg7headers10Foundation3URLV011destinationO0_AD0C7OptionsV7optionstAU_So15HTTPURLResponseCtcSg2totF">download(_:method:parameters:encoding:headers:to:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire8downloadAA15DownloadRequestCAA21URLRequestConvertible_p_10Foundation3URLV011destinationH0_AD0C7OptionsV7optionstAH_So15HTTPURLResponseCtcSg2totF">download(_:to:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire8downloadAA15DownloadRequestC10Foundation4DataV12resumingWith_AE3URLV011destinationI0_AD0C7OptionsV7optionstAJ_So15HTTPURLResponseCtcSg2totF">download(resumingWith:to:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire7requestAA11DataRequestCAA21URLRequestConvertible_pF">request(_:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire7requestAA11DataRequestCAA14URLConvertible_p_AA10HTTPMethodO6methods10DictionaryVySSypGSg10parametersAA17ParameterEncoding_p8encodingAJyS2SGSg7headerstF">request(_:method:parameters:encoding:headers:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6streamAA13StreamRequestCSo10NetServiceC4with_tF">stream(with:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6streamAA13StreamRequestCSS12withHostName_Si4porttF">stream(withHostName:port:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6uploadAA13UploadRequestC10Foundation3URLV_AA14URLConvertible_p2toAA10HTTPMethodO6methods10DictionaryVyS2SGSg7headerstF">upload(_:to:method:headers:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6uploadAA13UploadRequestC10Foundation4DataV_AA14URLConvertible_p2toAA10HTTPMethodO6methods10DictionaryVyS2SGSg7headerstF">upload(_:to:method:headers:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6uploadAA13UploadRequestCSo11InputStreamC_AA14URLConvertible_p2toAA10HTTPMethodO6methods10DictionaryVyS2SGSg7headerstF">upload(_:to:method:headers:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6uploadAA13UploadRequestC10Foundation3URLV_AA21URLRequestConvertible_p4withtF">upload(_:with:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6uploadAA13UploadRequestC10Foundation4DataV_AA21URLRequestConvertible_p4withtF">upload(_:with:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6uploadAA13UploadRequestCSo11InputStreamC_AA21URLRequestConvertible_p4withtF">upload(_:with:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6uploadyyAA17MultipartFormDataCc09multipartdE0_s6UInt64V14usingThresholdAA14URLConvertible_p2toAA10HTTPMethodO6methods10DictionaryVyS2SGSg7headersyAA14SessionManagerC0cdE14EncodingResultOcSg18encodingCompletiontF">upload(multipartFormData:usingThreshold:to:method:headers:encodingCompletion:)</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Functions.html#/s:9Alamofire6uploadyyAA17MultipartFormDataCc09multipartdE0_s6UInt64V14usingThresholdAA21URLRequestConvertible_p4withyAA14SessionManagerC0cdE14EncodingResultOcSg18encodingCompletiontF">upload(multipartFormData:usingThreshold:with:encodingCompletion:)</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Protocols.html">Protocols</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/DataResponseSerializerProtocol.html">DataResponseSerializerProtocol</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/DownloadResponseSerializerProtocol.html">DownloadResponseSerializerProtocol</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/ParameterEncoding.html">ParameterEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/RequestAdapter.html">RequestAdapter</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/RequestRetrier.html">RequestRetrier</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/URLConvertible.html">URLConvertible</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/URLRequestConvertible.html">URLRequestConvertible</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Structs.html">Structures</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DataResponse.html">DataResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DataResponseSerializer.html">DataResponseSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DefaultDataResponse.html">DefaultDataResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DefaultDownloadResponse.html">DefaultDownloadResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DownloadResponse.html">DownloadResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DownloadResponseSerializer.html">DownloadResponseSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/JSONEncoding.html">JSONEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/PropertyListEncoding.html">PropertyListEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/Timeline.html">Timeline</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLEncoding.html">URLEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLEncoding/Destination.html">– Destination</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLEncoding/ArrayEncoding.html">– ArrayEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLEncoding/BoolEncoding.html">– BoolEncoding</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Typealiases.html">Type Aliases</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire11HTTPHeadersa">HTTPHeaders</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire10Parametersa">Parameters</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire22RequestRetryCompletiona">RequestRetryCompletion</a> </li> </ul> </li> </ul> </nav> <article class="main-content"> <section class="section"> <div class="section-content"> <h1>SessionDelegate</h1> <div class="declaration"> <div class="language"> <pre class="highlight swift"><code><span class="kd">open</span> <span class="kd">class</span> <span class="kt">SessionDelegate</span><span class="p">:</span> <span class="kt">NSObject</span></code></pre> </div> </div> <p>Responsible for handling all delegate callbacks for the underlying session.</p> </div> </section> <section class="section"> <div class="section-content"> <div class="task-group"> <div class="task-name-container"> <a name="/URLSessionDelegate%20Overrides"></a> <a name="//apple_ref/swift/Section/URLSessionDelegate Overrides" class="dashAnchor"></a> <a href="#/URLSessionDelegate%20Overrides"> <h3 class="section-name">URLSessionDelegate Overrides</h3> </a> </div> <ul class="item-container"> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC32sessionDidBecomeInvalidWithErrorySo10URLSessionC_s0I0_pSgtcSgvp"></a> <a name="//apple_ref/swift/Property/sessionDidBecomeInvalidWithError" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC32sessionDidBecomeInvalidWithErrorySo10URLSessionC_s0I0_pSgtcSgvp">sessionDidBecomeInvalidWithError</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides default behavior for URLSessionDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSession:didBecomeInvalidWithError:">urlSession(_:didBecomeInvalidWithError:)</a></code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">sessionDidBecomeInvalidWithError</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">,</span> <span class="kt">Error</span><span class="p">?)</span> <span class="o">-></span> <span class="kt">Void</span><span class="p">)?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC26sessionDidReceiveChallengeSo10URLSessionC04AuthG11DispositionO_So13URLCredentialCSgtAF_So017URLAuthenticationG0CtcSgvp"></a> <a name="//apple_ref/swift/Property/sessionDidReceiveChallenge" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC26sessionDidReceiveChallengeSo10URLSessionC04AuthG11DispositionO_So13URLCredentialCSgtAF_So017URLAuthenticationG0CtcSgvp">sessionDidReceiveChallenge</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides default behavior for URLSessionDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSession:didReceiveChallenge:completionHandler:">urlSession(_:didReceive:completionHandler:)</a></code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">sessionDidReceiveChallenge</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">,</span> <span class="kt">URLAuthenticationChallenge</span><span class="p">)</span> <span class="o">-></span> <span class="p">(</span><span class="kt">URLSession</span><span class="o">.</span><span class="kt">AuthChallengeDisposition</span><span class="p">,</span> <span class="kt">URLCredential</span><span class="p">?))?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC40sessionDidReceiveChallengeWithCompletionySo10URLSessionC_So017URLAuthenticationG0CyAF04AuthG11DispositionO_So13URLCredentialCSgtctcSgvp"></a> <a name="//apple_ref/swift/Property/sessionDidReceiveChallengeWithCompletion" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC40sessionDidReceiveChallengeWithCompletionySo10URLSessionC_So017URLAuthenticationG0CyAF04AuthG11DispositionO_So13URLCredentialCSgtctcSgvp">sessionDidReceiveChallengeWithCompletion</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides all behavior for URLSessionDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSession:didReceiveChallenge:completionHandler:">urlSession(_:didReceive:completionHandler:)</a></code> and requires the caller to call the <code>completionHandler</code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">sessionDidReceiveChallengeWithCompletion</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">,</span> <span class="kt">URLAuthenticationChallenge</span><span class="p">,</span> <span class="kd">@escaping</span> <span class="p">(</span><span class="kt">URLSession</span><span class="o">.</span><span class="kt">AuthChallengeDisposition</span><span class="p">,</span> <span class="kt">URLCredential</span><span class="p">?)</span> <span class="o">-></span> <span class="kt">Void</span><span class="p">)</span> <span class="o">-></span> <span class="kt">Void</span><span class="p">)?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC45sessionDidFinishEventsForBackgroundURLSessionySo0J0CcSgvp"></a> <a name="//apple_ref/swift/Property/sessionDidFinishEventsForBackgroundURLSession" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC45sessionDidFinishEventsForBackgroundURLSessionySo0J0CcSgvp">sessionDidFinishEventsForBackgroundURLSession</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides default behavior for URLSessionDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSessionDidFinishEventsForBackgroundURLSession:">urlSessionDidFinishEvents(forBackgroundURLSession:)</a></code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">sessionDidFinishEventsForBackgroundURLSession</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">)</span> <span class="o">-></span> <span class="kt">Void</span><span class="p">)?</span></code></pre> </div> </div> </section> </div> </li> </ul> </div> <div class="task-group"> <div class="task-name-container"> <a name="/URLSessionTaskDelegate%20Overrides"></a> <a name="//apple_ref/swift/Section/URLSessionTaskDelegate Overrides" class="dashAnchor"></a> <a href="#/URLSessionTaskDelegate%20Overrides"> <h3 class="section-name">URLSessionTaskDelegate Overrides</h3> </a> </div> <ul class="item-container"> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC30taskWillPerformHTTPRedirection10Foundation10URLRequestVSgSo10URLSessionC_So0J4TaskCSo15HTTPURLResponseCAGtcSgvp"></a> <a name="//apple_ref/swift/Property/taskWillPerformHTTPRedirection" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC30taskWillPerformHTTPRedirection10Foundation10URLRequestVSgSo10URLSessionC_So0J4TaskCSo15HTTPURLResponseCAGtcSgvp">taskWillPerformHTTPRedirection</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides default behavior for URLSessionTaskDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSession:task:willPerformHTTPRedirection:newRequest:completionHandler:">urlSession(_:task:willPerformHTTPRedirection:newRequest:completionHandler:)</a></code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">taskWillPerformHTTPRedirection</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">,</span> <span class="kt">URLSessionTask</span><span class="p">,</span> <span class="kt">HTTPURLResponse</span><span class="p">,</span> <span class="kt">URLRequest</span><span class="p">)</span> <span class="o">-></span> <span class="kt">URLRequest</span><span class="p">?)?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC44taskWillPerformHTTPRedirectionWithCompletionySo10URLSessionC_So0J4TaskCSo15HTTPURLResponseC10Foundation10URLRequestVyAMSgctcSgvp"></a> <a name="//apple_ref/swift/Property/taskWillPerformHTTPRedirectionWithCompletion" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC44taskWillPerformHTTPRedirectionWithCompletionySo10URLSessionC_So0J4TaskCSo15HTTPURLResponseC10Foundation10URLRequestVyAMSgctcSgvp">taskWillPerformHTTPRedirectionWithCompletion</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides all behavior for URLSessionTaskDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSession:task:willPerformHTTPRedirection:newRequest:completionHandler:">urlSession(_:task:willPerformHTTPRedirection:newRequest:completionHandler:)</a></code> and requires the caller to call the <code>completionHandler</code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">taskWillPerformHTTPRedirectionWithCompletion</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">,</span> <span class="kt">URLSessionTask</span><span class="p">,</span> <span class="kt">HTTPURLResponse</span><span class="p">,</span> <span class="kt">URLRequest</span><span class="p">,</span> <span class="kd">@escaping</span> <span class="p">(</span><span class="kt">URLRequest</span><span class="p">?)</span> <span class="o">-></span> <span class="kt">Void</span><span class="p">)</span> <span class="o">-></span> <span class="kt">Void</span><span class="p">)?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC23taskDidReceiveChallengeSo10URLSessionC04AuthG11DispositionO_So13URLCredentialCSgtAF_So0H4TaskCSo017URLAuthenticationG0CtcSgvp"></a> <a name="//apple_ref/swift/Property/taskDidReceiveChallenge" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC23taskDidReceiveChallengeSo10URLSessionC04AuthG11DispositionO_So13URLCredentialCSgtAF_So0H4TaskCSo017URLAuthenticationG0CtcSgvp">taskDidReceiveChallenge</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides default behavior for URLSessionTaskDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSession:task:didReceiveChallenge:completionHandler:">urlSession(_:task:didReceive:completionHandler:)</a></code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">taskDidReceiveChallenge</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">,</span> <span class="kt">URLSessionTask</span><span class="p">,</span> <span class="kt">URLAuthenticationChallenge</span><span class="p">)</span> <span class="o">-></span> <span class="p">(</span><span class="kt">URLSession</span><span class="o">.</span><span class="kt">AuthChallengeDisposition</span><span class="p">,</span> <span class="kt">URLCredential</span><span class="p">?))?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC37taskDidReceiveChallengeWithCompletionySo10URLSessionC_So0J4TaskCSo017URLAuthenticationG0CyAF04AuthG11DispositionO_So13URLCredentialCSgtctcSgvp"></a> <a name="//apple_ref/swift/Property/taskDidReceiveChallengeWithCompletion" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC37taskDidReceiveChallengeWithCompletionySo10URLSessionC_So0J4TaskCSo017URLAuthenticationG0CyAF04AuthG11DispositionO_So13URLCredentialCSgtctcSgvp">taskDidReceiveChallengeWithCompletion</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides all behavior for URLSessionTaskDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSession:task:didReceiveChallenge:completionHandler:">urlSession(_:task:didReceive:completionHandler:)</a></code> and requires the caller to call the <code>completionHandler</code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">taskDidReceiveChallengeWithCompletion</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">,</span> <span class="kt">URLSessionTask</span><span class="p">,</span> <span class="kt">URLAuthenticationChallenge</span><span class="p">,</span> <span class="kd">@escaping</span> <span class="p">(</span><span class="kt">URLSession</span><span class="o">.</span><span class="kt">AuthChallengeDisposition</span><span class="p">,</span> <span class="kt">URLCredential</span><span class="p">?)</span> <span class="o">-></span> <span class="kt">Void</span><span class="p">)</span> <span class="o">-></span> <span class="kt">Void</span><span class="p">)?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC21taskNeedNewBodyStreamSo05InputH0CSgSo10URLSessionC_So0J4TaskCtcSgvp"></a> <a name="//apple_ref/swift/Property/taskNeedNewBodyStream" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC21taskNeedNewBodyStreamSo05InputH0CSgSo10URLSessionC_So0J4TaskCtcSgvp">taskNeedNewBodyStream</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides default behavior for URLSessionTaskDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSession:task:needNewBodyStream:">urlSession(_:task:needNewBodyStream:)</a></code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">taskNeedNewBodyStream</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">,</span> <span class="kt">URLSessionTask</span><span class="p">)</span> <span class="o">-></span> <span class="kt">InputStream</span><span class="p">?)?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC35taskNeedNewBodyStreamWithCompletionySo10URLSessionC_So0K4TaskCySo05InputH0CSgctcSgvp"></a> <a name="//apple_ref/swift/Property/taskNeedNewBodyStreamWithCompletion" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC35taskNeedNewBodyStreamWithCompletionySo10URLSessionC_So0K4TaskCySo05InputH0CSgctcSgvp">taskNeedNewBodyStreamWithCompletion</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides all behavior for URLSessionTaskDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSession:task:needNewBodyStream:">urlSession(_:task:needNewBodyStream:)</a></code> and requires the caller to call the <code>completionHandler</code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">taskNeedNewBodyStreamWithCompletion</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">,</span> <span class="kt">URLSessionTask</span><span class="p">,</span> <span class="kd">@escaping</span> <span class="p">(</span><span class="kt">InputStream</span><span class="p">?)</span> <span class="o">-></span> <span class="kt">Void</span><span class="p">)</span> <span class="o">-></span> <span class="kt">Void</span><span class="p">)?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC19taskDidSendBodyDataySo10URLSessionC_So0I4TaskCs5Int64VA2JtcSgvp"></a> <a name="//apple_ref/swift/Property/taskDidSendBodyData" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC19taskDidSendBodyDataySo10URLSessionC_So0I4TaskCs5Int64VA2JtcSgvp">taskDidSendBodyData</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides default behavior for URLSessionTaskDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSession:task:didSendBodyData:totalBytesSent:totalBytesExpectedToSend:">urlSession(_:task:didSendBodyData:totalBytesSent:totalBytesExpectedToSend:)</a></code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">taskDidSendBodyData</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">,</span> <span class="kt">URLSessionTask</span><span class="p">,</span> <span class="kt">Int64</span><span class="p">,</span> <span class="kt">Int64</span><span class="p">,</span> <span class="kt">Int64</span><span class="p">)</span> <span class="o">-></span> <span class="kt">Void</span><span class="p">)?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC15taskDidCompleteySo10URLSessionC_So0G4TaskCs5Error_pSgtcSgvp"></a> <a name="//apple_ref/swift/Property/taskDidComplete" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC15taskDidCompleteySo10URLSessionC_So0G4TaskCs5Error_pSgtcSgvp">taskDidComplete</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides default behavior for URLSessionTaskDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSession:task:didCompleteWithError:">urlSession(_:task:didCompleteWithError:)</a></code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">taskDidComplete</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">,</span> <span class="kt">URLSessionTask</span><span class="p">,</span> <span class="kt">Error</span><span class="p">?)</span> <span class="o">-></span> <span class="kt">Void</span><span class="p">)?</span></code></pre> </div> </div> </section> </div> </li> </ul> </div> <div class="task-group"> <div class="task-name-container"> <a name="/URLSessionDataDelegate%20Overrides"></a> <a name="//apple_ref/swift/Section/URLSessionDataDelegate Overrides" class="dashAnchor"></a> <a href="#/URLSessionDataDelegate%20Overrides"> <h3 class="section-name">URLSessionDataDelegate Overrides</h3> </a> </div> <ul class="item-container"> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC26dataTaskDidReceiveResponseSo10URLSessionC0H11DispositionOAF_So0i4DataE0CSo11URLResponseCtcSgvp"></a> <a name="//apple_ref/swift/Property/dataTaskDidReceiveResponse" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC26dataTaskDidReceiveResponseSo10URLSessionC0H11DispositionOAF_So0i4DataE0CSo11URLResponseCtcSgvp">dataTaskDidReceiveResponse</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides default behavior for URLSessionDataDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSession:dataTask:didReceiveResponse:completionHandler:">urlSession(_:dataTask:didReceive:completionHandler:)</a></code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">dataTaskDidReceiveResponse</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">,</span> <span class="kt">URLSessionDataTask</span><span class="p">,</span> <span class="kt">URLResponse</span><span class="p">)</span> <span class="o">-></span> <span class="kt">URLSession</span><span class="o">.</span><span class="kt">ResponseDisposition</span><span class="p">)?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire15SessionDelegateC40dataTaskDidReceiveResponseWithCompletionySo10URLSessionC_So0k4DataE0CSo11URLResponseCyAF0H11DispositionOctcSgvp"></a> <a name="//apple_ref/swift/Property/dataTaskDidReceiveResponseWithCompletion" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire15SessionDelegateC40dataTaskDidReceiveResponseWithCompletionySo10URLSessionC_So0k4DataE0CSo11URLResponseCyAF0H11DispositionOctcSgvp">dataTaskDidReceiveResponseWithCompletion</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Overrides all behavior for URLSessionDataDelegate method <code><a href="../Classes/SessionDelegate.html#/c:@CM@Alamofire@objc(cs)SessionDelegate(im)URLSession:dataTask:didReceiveResponse:completionHandler:">urlSession(_:dataTask:didReceive:completionHandler:)</a></code> and requires caller to call the <code>completionHandler</code>.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">open</span> <span class="k">var</span> <span class="nv">dataTaskDidReceiveResponseWithCompletion</span><span class="p">:</span> <span class="p">((</span><span class="kt">URLSession</span><span class="p">,</span> <span class="kt">URLSessionDataTask</span><span class="p">,</span> <span class="kt">URLResponse</span><span class="p">,</span> <span class="kd">@escaping</span> <span class="p">(</span><span class="kt"