DataAdapter.java

public class DataAdapter extends RecyclerView.Adapter<DataAdapter.ViewHolder> {

    private static final String TAG = "DataAdapter";
    private Context context;
    private Cursor mCursor;


    public DataAdapter(Context context,Cursor cursor) {
        this.context = context;
        mCursor = cursor;
    }

    @Override
    public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        return new ViewHolder(LayoutInflater.from(context).inflate(R.layout.list_item,parent,false));
    }

    @Override
    public void onBindViewHolder(ViewHolder holder, int position) {
        Log.d(TAG, "onBindViewHolder: " + String.valueOf(position));
        if(mCursor != null)
        {
            mCursor.moveToPosition(position);
            int dataIndex = mCursor.getColumnIndex(DataContract.DataProvider.COLUMN_DATA_ITEM);
            String data = mCursor.getString(dataIndex);
            holder.textView.setText(data);
        }
    }

    @Override
    public int getItemCount() {
        if(mCursor == null)
            return 0;
        return mCursor.getCount();
    }

    public class ViewHolder extends RecyclerView.ViewHolder{
        TextView textView;
        public ViewHolder(View itemView) {
            super(itemView);
            textView = (TextView) itemView.findViewById(R.id.textView_listItem);
        }
    }

    public void swapCursor(Cursor cursor){
        mCursor = cursor;
        mCursor.moveToFirst();
        notifyDataSetChanged();
    }

}