Onactivityresult not working in android studio

See more:

Java

Android

package com.example.xyz;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;

import android.Manifest;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.Uri;
import android.os.Bundle;
import android.provider.MediaStore;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;

import com.github.barteksc.pdfviewer.PDFView;

import java.io.InputStream;

public class MainActivity extends AppCompatActivity {

    private static final int REQUEST_CODE_STORAGE_PERMISSION =1;
    private static final int PICKFILE_RESULT_CODE = 2;
    TextView textView;
  
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);


         textView = (TextView) findViewById(R.id.textView);

        findViewById(R.id.button1).setOnClickListener(new View.OnClickListener(){
            @Override
            public void onClick(View arg0)
            {

                if (ContextCompat.checkSelfPermission(
                        getApplicationContext(), Manifest.permission.READ_EXTERNAL_STORAGE
                ) != PackageManager.PERMISSION_GRANTED) {
                    ActivityCompat.requestPermissions(
                            MainActivity.this,
                            new String[]{Manifest.permission.READ_EXTERNAL_STORAGE},
                            REQUEST_CODE_STORAGE_PERMISSION
                    );

                } else {
              

                    selectImage();
                }
            }
        });
    }



    public void onRequestPermissionResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults){
        super.onRequestPermissionsResult(requestCode, permissions ,grantResults);
        if(requestCode == REQUEST_CODE_STORAGE_PERMISSION && grantResults.length > 0){


            if(grantResults[0]== PackageManager.PERMISSION_GRANTED){

                selectImage();

            }else{
                Toast.makeText(this, "Permission denied!", Toast.LENGTH_SHORT).show();
            }
        }
    }
    private void selectImage()
    {
        Toast.makeText(this, "selectimage", Toast.LENGTH_SHORT).show();

        Intent intent = new Intent(Intent.ACTION_GET_CONTENT);

        intent.setType("*/*");
        textView.setText("this works");

        startActivityForResult(intend,10);

    }
    protected void OnActivityResult(int requestCode, int resultCode, @Nullable Intent data){
    

            switch(requestCode){

                case 10:
                    if(resultCode==RESULT_OK){
                        textView.setText("no this not");
                    }
                    break;
            }
    
    }


}

What I have tried:

I have write the above code to pick a file and do something but it is not working. In the end i have used textview to check. The textview is changing text everwhere expect in

OnActivityResult

function.Can someone help to check what i am doing wrong.