tts와 stt가 동시에 실행이 되는데 tts종료후 stt실행을 하고싶은데 어떻게 수정을 해야할까요?ㅠㅠ

Question

import android.Manifest;
        import android.content.ActivityNotFoundException;
        import android.content.pm.PackageManager;
        import android.os.Handler;
        import android.speech.RecognitionListener;
        import android.speech.SpeechRecognizer;
        import android.speech.tts.TextToSpeech;
        import android.support.v4.app.ActivityCompat;
        import android.support.v4.content.ContextCompat;
        import android.support.v7.app.AppCompatActivity;
        import android.os.Bundle;
        import android.widget.TextView;
        import android.content.Intent;
        import android.speech.RecognizerIntent;


        import java.util.ArrayList;
        import java.util.Locale;


public class InsertActivity extends AppCompatActivity {
    TextToSpeech tts;

    Intent intent;
    SpeechRecognizer mRecognizer;
    TextView textView;
    private final int MY_PERMISSIONS_RECORD_AUDIO = 1;



    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_insert);
        tts = new TextToSpeech(this, new TextToSpeech.OnInitListener() {
            @Override
            public void onInit(int status) {
                tts.setLanguage(Locale.KOREAN);
                tts.speak("목적지를 말씀하세요", TextToSpeech.QUEUE_FLUSH, null);
                mRecognizer.startListening(intent);
            }


        });


        if (ContextCompat.checkSelfPermission(this,
                Manifest.permission.RECORD_AUDIO)
                != PackageManager.PERMISSION_GRANTED) {

            if (ActivityCompat.shouldShowRequestPermissionRationale(this,
                    Manifest.permission.RECORD_AUDIO)) {

            } else {
                ActivityCompat.requestPermissions(this,
                        new String[]{Manifest.permission.RECORD_AUDIO}, MY_PERMISSIONS_RECORD_AUDIO
                );
            }
        }

        intent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
        intent.putExtra(RecognizerIntent.EXTRA_CALLING_PACKAGE, getPackageName());
        intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE, "ko-KR");

        mRecognizer = SpeechRecognizer.createSpeechRecognizer(this);
        mRecognizer.setRecognitionListener(recognitionListener);
        textView = (TextView) findViewById(R.id.textView);
    }

    private RecognitionListener recognitionListener = new RecognitionListener() {
        @Override
        public void onReadyForSpeech(Bundle bundle) {
        }

        @Override
        public void onBeginningOfSpeech() {
        }

        @Override
        public void onRmsChanged(float v) {
        }

        @Override
        public void onBufferReceived(byte[] bytes) {
        }

        @Override
        public void onEndOfSpeech() {
        }

        @Override
        public void onError(int i) {
            textView.setText("너무 늦게 말하면 오류뜹니다");

        }

        @Override
        public void onResults(Bundle bundle) {
            String key = "";
            key = SpeechRecognizer.RESULTS_RECOGNITION;
            ArrayList<String> mResult = bundle.getStringArrayList(key);

            String[] rs = new String[mResult.size()];
            mResult.toArray(rs);

            textView.setText(rs[0]);
        }

        @Override
        public void onPartialResults(Bundle bundle) {
        }

        @Override
        public void onEvent(int i, Bundle bundle) {
        }
    };
    
}