interprets these challenges.</div>
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<h4>cacheControl</h4>
<pre>public&nbsp;<a href="../../../../com/lark/oapi/okhttp/CacheControl.html" title="com.lark.oapi.okhttp中的类">CacheControl</a>&nbsp;cacheControl()</pre>
<div class="block">Returns the cache control directives for this response. This is never null, even if this
 response contains no <code>Cache-Control</code> header.</div>
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