My recycler view code

    public void LoadScheduled() {
        objCustomerList.clear();
        Cursor cursor = getContentResolver().query(Uri.parse("content://com.troymarkerenterprises.hideseek.ProviderCustomer/customers"), null,null,null, null, null);
        assert cursor != null;
        if (cursor.moveToFirst()) {
            while (!cursor.isAfterLast()) {
                objCustomerList.add(new ObjectCustomer(
                        cursor.getString(cursor.getColumnIndex("name")),
                        cursor.getString(cursor.getColumnIndex("address")),
                        cursor.getString(cursor.getColumnIndex("type"))
                ));
                cursor.moveToNext();
            }
            sAdapter.notifyDataSetChanged();
        } else {
            objCustomerList.clear();
        }
    }

    public class ScheduledAdapter extends RecyclerView.Adapter<ScheduledAdapter.ScheduledViewHolder> {
        final private List<ObjectCustomer> mCustomerList;

        @NonNull
        @Override
        public ScheduledViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
            View v = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_scheduled, parent,false);
            return new ScheduledViewHolder(v);
        }

        @Override
        public void onBindViewHolder(@NonNull ScheduledViewHolder holder, int position) {
            final ObjectCustomer currentCustomer = mCustomerList.get(position);
            holder.txtName.setText(currentCustomer.getName());
            holder.txtAddress.setText(currentCustomer.getAddress());
            holder.btnCancel.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    getContentResolver().delete(Uri.parse("content://com.troymarkerenterprises.hideseek.ProviderCustomer/customers"),ProviderCustomer.name + "= ?", new String[]{currentCustomer.getName()});
                    sAdapter.notifyDataSetChanged();
                }
            });
        }

        @Override
        public int getItemCount() {
            return mCustomerList.size();
        }

        class ScheduledViewHolder extends RecyclerView.ViewHolder {
            final TextView txtName;
            final TextView txtAddress;
            final Button btnCancel;
            ScheduledViewHolder(View scheduledView) {
                super(scheduledView);
                txtName = scheduledView.findViewById(R.id.txtName);
                txtAddress = scheduledView.findViewById(R.id.txtAddress);
                btnCancel = scheduledView.findViewById(R.id.btnCancel);
            }
        }
        ScheduledAdapter(ArrayList<ObjectCustomer> customerlist) {
            mCustomerList = customerlist;
        }
    }