firestores

InsertData.java

 private void startInsertDataDocumentGeneratedSendiri() {
        progressDialog.show();

        WebsiteModel model = new WebsiteModel("Droid Newbie","androidbie.com","About Programming");

        CollectionReference collectionReference = firebaseFirestore.collection("data");
        collectionReference.add(model)
                .addOnSuccessListener(new OnSuccessListener<DocumentReference>() {
                    @Override
                    public void onSuccess(DocumentReference documentReference) {
                        progressDialog.dismiss();
                        Toast.makeText(MainActivity.this, "Berhasil Insert Data", Toast.LENGTH_SHORT).show();
                    }
                })
                .addOnFailureListener(new OnFailureListener() {
                    @Override
                    public void onFailure(@NonNull Exception e) {
                        progressDialog.dismiss();
                        Toast.makeText(MainActivity.this, "Gagal Insert Data", Toast.LENGTH_SHORT).show();
                    }
                });
    }