Check whether activity is active

Question

I\'m having a problem with a listener in a certain activity.

The problem is that this listener contains an alert.show(); which can be called after we try to push a

Answer 1

Background thread after finishing their networking tasks invokes callback onSuccess()/onFailure() on the main thread. And if at that time, the activity which initiated this background thread task is not in the foreground and you try to use getActivity() in either onSuccess()/onFailure(), it will give you the exception. So try to add this check before doing any UI operation.

if(!((Activity) context).isFinishing())
{
    //show alert
}