Android横竖屏切换与豁免生命周期

public class MainActivity extends AppCompatActivity {
    private String TAG = "JJWorld";
    private TextView textView;

    @SuppressLint("SetTextI18n")
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        Log.i(TAG, "onCreate....");
        initView();
        textView.setText("开始时间:" + DateUtils.getNowTime());
    }

    @Override
    public void onConfigurationChanged(@NonNull Configuration newConfig) {
        super.onConfigurationChanged(newConfig);
        switch (newConfig.orientation) {
            case Configuration.ORIENTATION_PORTRAIT:
                textView.setText("竖屏:" + DateUtils.getNowTime());
                break;
            case Configuration.ORIENTATION_LANDSCAPE:
                textView.setText("横屏:" + DateUtils.getNowTime());
                break;
            default:
                break;
        }
    }

    @Override
    protected void onStart() {
        super.onStart();
        Log.i(TAG, "onStart....");
    }

    @Override
    protected void onResume() {
        super.onResume();
        Log.i(TAG, "onResume....");
    }

    @Override
    protected void onPause() {
        super.onPause();
        Log.i(TAG, "onPause....");
    }

    @Override
    protected void onStop() {
        super.onStop();
        Log.i(TAG, "onStop....");
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        Log.i(TAG, "onDestroy....");
    }

    private void initView() {
        textView = (TextView) findViewById(R.id.textView);
    }
}

AndroidManifest.xml