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5.0.5
docs/Protocols/CachedResponseHandler.html
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Jon Shier
Prepare 5.0.5 (#3129)
24 мар 2020, 06:13
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24 мар 2020, 06:13
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<!DOCTYPE html> <html lang="en"> <head> <title>CachedResponseHandler Protocol 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/Protocol/CachedResponseHandler" class="dashAnchor"></a> <a title="CachedResponseHandler Protocol Reference"></a> <header class="header"> <p class="header-col header-col--primary"> <a class="header-link" href="../index.html"> Alamofire Docs </a> (97% 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 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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:9Alamofire14AFDataResponsea">AFDataResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire18AFDownloadResponsea">AFDownloadResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire8AFResulta">AFResult</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire12AdaptHandlera">AdaptHandler</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:9Alamofire12RetryHandlera">RetryHandler</a> </li> </ul> </li> </ul> </nav> <article class="main-content"> <section class="section"> <div class="section-content top-matter"> <h1>CachedResponseHandler</h1> <div class="declaration"> <div class="language"> <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">protocol</span> <span class="kt">CachedResponseHandler</span></code></pre> </div> </div> <p>A type that handles whether the data task should store the HTTP response in the cache.</p> </div> </section> <section class="section"> <div class="section-content"> <div class="task-group"> <ul class="item-container"> <li class="item"> <div> <code> <a name="/s:9Alamofire21CachedResponseHandlerP8dataTask_09willCacheC010completionySo016NSURLSessionDataF0C_So19NSCachedURLResponseCyAJSgctF"></a> <a name="//apple_ref/swift/Method/dataTask(_:willCacheResponse:completion:)" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire21CachedResponseHandlerP8dataTask_09willCacheC010completionySo016NSURLSessionDataF0C_So19NSCachedURLResponseCyAJSgctF">dataTask(_:willCacheResponse:completion:)</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Determines whether the HTTP response should be stored in the cache.</p> <p>The <code>completion</code> closure should be passed one of three possible options:</p> <ol> <li>The cached response provided by the server (this is the most common use case).</li> <li>A modified version of the cached response (you may want to modify it in some way before caching).</li> <li>A <code>nil</code> value to prevent the cached response from being stored in the cache.</li> </ol> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">dataTask</span><span class="p">(</span><span class="n">_</span> <span class="nv">task</span><span class="p">:</span> <span class="kt">URLSessionDataTask</span><span class="p">,</span> <span class="n">willCacheResponse</span> <span class="nv">response</span><span class="p">:</span> <span class="kt">CachedURLResponse</span><span class="p">,</span> <span class="nv">completion</span><span class="p">:</span> <span class="kd">@escaping</span> <span class="p">(</span><span class="kt">CachedURLResponse</span><span class="p">?)</span> <span class="o">-></span> <span class="kt">Void</span><span class="p">)</span></code></pre> </div> </div> <div> <h4>Parameters</h4> <table class="graybox"> <tbody> <tr> <td> <code> <em>task</em> </code> </td> <td> <div> <p>The data task whose request resulted in the cached response.</p> </div> </td> </tr> <tr> <td> <code> <em>response</em> </code> </td> <td> <div> <p>The cached response to potentially store in the cache.</p> </div> </td> </tr> <tr> <td> <code> <em>completion</em> </code> </td> <td> <div> <p>The closure to execute containing cached response, a modified response, or <code>nil</code>.</p> </div> </td> </tr> </tbody> </table> </div> </section> </div> </li> </ul> </div> </div> </section> </article> </div> <section class="footer"> <p>© 2020 <a class="link" href="http://alamofire.org/" target="_blank" rel="external">Alamofire Software Foundation</a>. All rights reserved. (Last updated: 2020-03-23)</p> <p>Generated by <a class="link" href="https://github.com/realm/jazzy" target="_blank" rel="external">jazzy ♪♫ v0.13.1</a>, a <a class="link" href="https://realm.io" target="_blank" rel="external">Realm</a> project.</p> </section> </body> </div> </html>