@Override protected void onDestroy() { super.onDestroy(); mTelephonyManager.listen(mPhoneStateListener, PhoneStateListener.LISTEN_NONE); Xlog.d(TAG, "onDestroy set PhoneStateListener.LISTEN_NONE!"); if (mRestoreDefaultApnThread != null) { mRestoreDefaultApnThread.quit(); } if (mRcseExt != null) { mRcseExt.removeRcseOnlyApnStateChanged(mListener); } }