舞影凌风

解决方案是在getCookies之前执行下面语句 CookieSyncManager.createInstance(context); 很奇怪的是在activity中不需要执行这句也能获取cookie 查看官网文档，CookiesSyncManager已经不推荐使用了， 原话如下： This class was deprecated in API level 21. The WebView now automatically syncs cookies as necessary. You no longer need to create or use the CookieSyncManager. To manually force a sync you can use the CookieManager method flush() which is a synchronous

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