Local image saving to, and retrieving from Firebase

SettingsActivity.java

//Modified code for 'Make an Android App like WhatsApp' YouTube tutorial series
//(https://www.youtube.com/playlist?list=PLxefhmF0pcPmtdoud8f64EpgapkclCllj)
//to work with Firebase dependency firebase-database:16.0.4
//as task.getResult().getDownloadUrl().toString() works only with earlier versions

//
//...
//

@Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);

        if (requestCode == CropImage.CROP_IMAGE_ACTIVITY_REQUEST_CODE) {
            CropImage.ActivityResult result = CropImage.getActivityResult(data);
            if (resultCode == RESULT_OK) {
                loadingBar.setTitle("Set profile image");
                loadingBar.setMessage("Please wait until your profile image is updating");
                loadingBar.setCanceledOnTouchOutside(false);
                loadingBar.show();

                Uri resultUri = result.getUri();
                
                final StorageReference imagePathRef = userProfileImageReference.child(currentUserId + ".jpg");

                final UploadTask uploadTask = imagePathRef.putFile(resultUri);

                // Register observers to listen for when the download is done or if it fails
                uploadTask.addOnFailureListener(new OnFailureListener() {
                    @Override
                    public void onFailure(@NonNull Exception exception) {
                        String message = exception.toString();
                        Toast.makeText(SettingsActivity.this, "Error: " + message, Toast.LENGTH_SHORT).show();
                        loadingBar.dismiss();
                    }
                }).addOnSuccessListener(new OnSuccessListener<UploadTask.TaskSnapshot>() {
                    @Override
                    public void onSuccess(UploadTask.TaskSnapshot taskSnapshot) {

                        Toast.makeText(SettingsActivity.this, "Profile image uploaded successfully", Toast.LENGTH_SHORT).show();

                        Task<Uri> urlTask = uploadTask.continueWithTask(new Continuation<UploadTask.TaskSnapshot, Task<Uri>>() {
                            @Override
                            public Task<Uri> then(@NonNull Task<UploadTask.TaskSnapshot> task) throws Exception {
                                if (!task.isSuccessful()) {
                                    throw task.getException();
                                }

                                // Continue with the task to get the download URL
                                String imageUrl = imagePathRef.getDownloadUrl().toString(); //for debugging
                                return imagePathRef.getDownloadUrl();
                            }
                        }).addOnCompleteListener(new OnCompleteListener<Uri>() {
                            @Override
                            public void onComplete(@NonNull Task<Uri> task) {
                                if (task.isSuccessful()) {
                                    String downloadUrl = task.getResult().toString();
                                    rootReference.child("Users").child(currentUserId).child("image")
                                            .setValue(downloadUrl)
                                            .addOnCompleteListener(new OnCompleteListener<Void>() {
                                                @Override
                                                public void onComplete(@NonNull Task<Void> task) {
                                                    if (task.isSuccessful()) {
                                                        Toast.makeText(SettingsActivity.this, "Profile image saved to database successfully", Toast.LENGTH_SHORT).show();
                                                        loadingBar.dismiss();
                                                    } else {
                                                        String message = task.getException().toString();
                                                        Toast.makeText(SettingsActivity.this, "Error: " + message, Toast.LENGTH_SHORT).show();
                                                        loadingBar.dismiss();
                                                    }
                                                }
                                            });
                                } else {
                                    String message = task.getException().toString();
                                    Toast.makeText(SettingsActivity.this, "Error: " + message, Toast.LENGTH_SHORT).show();
                                    loadingBar.dismiss();
                                }
                            }
                        });
                    }
                });
            }
        }
    }

//
//...
//