Attempt to invoke virtual method ‘booleanjava.lang.String.equals(java.lang.Object)‘ on a null object reference

 @Override
    public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        return new XunshiViewHolder(mLayoutInflater.inflate(R.layout.item_ts_xunshi, parent, false), mContext);
    }

<view
    android:layout_width="match_parent"
    android:layout_height="@dimen/default_parting_line"
    android:background="@color/gray_line"></view>