标签： android kotlin-coroutines
我想调用API，如果返回错误，我想再次调用它，直到不返回onSuccess。
也在onSuccess块中，我想更新UI。我尝试将UI函数包装到withContext(Dispatchers.Main) {}中，但这不起作用。它引发错误Only the original thread that created a view hierarchy can touch its views.
withContext(Dispatchers.Main) {}
Only the original thread that created a view hierarchy can touch its views.