@Override
public void onSaveInstanceState(Bundle outState){
outState.putCharSequence("uri", getTextFromTextView(R.id.txt_uri));
outState.putCharSequence("type", getTextFromTextView(R.id.txt_type_response));
outState.putCharSequence("code", getTextFromTextView(R.id.txt_code_response));
outState.putCharSequence("payload", getTextFromTextView(R.id.txt_response_payload));
outState.putCharSequence("etag", getTextFromTextView(R.id.txt_etag_response));
outState.putCharSequence("observe", getTextFromTextView(R.id.txt_observe_response));
outState.putCharSequence("contentformat", getTextFromTextView(R.id.txt_contenttype_response));
outState.putCharSequence("maxage", getTextFromTextView(R.id.txt_max_age_response));
outState.putCharSequence("block2", getTextFromTextView(R.id.txt_block2_response));
RadioButton radObservationCancelled = ((RadioButton) getActivity().findViewById(R.id.rad_stop_observation));
outState.putBoolean("obs_cancelled", radObservationCancelled.isChecked());
outState.putInt("obs_visible", radObservationCancelled.getVisibility());
outState.putBoolean("obs_enabled", radObservationCancelled.isEnabled());
}