Message message = autoFocusHandler.obtainMessage(autoFocusMessage, success);
// Simulate continuous autofocus by sending a focus request every
// AUTOFOCUS_INTERVAL_MS milliseconds.
Message message = autoFocusHandler.obtainMessage(autoFocusMessage, success);
// Simulate continuous autofocus by sending a focus request every
// AUTOFOCUS_INTERVAL_MS milliseconds.