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I wanted to call the sendMessage method just like the teacher did in the MainActivity but it wasn't recognized
the sendMessage methode wasn't recognized when I tried to call it in the thread.mHandler
Quaide SimekCourses Plus Student 233 Points
One suggestion is to check that your mHandler class is extending android.os.Handler, not java.util.logging.Handler. I made that mistake, and upon changing everything else fell into place.
Paritosh SahniCourses Plus Student 4,853 Points
For anybody who will face the same problem in the future. Well, you need to declare your DownloadHandler public for it to be recognised by the Thread on which you will send the message.
public DownloadHandler mHandler;
Once you do this thread will recognise mHandler