在使用回收器视图多选时取消CardViews

<androidx.recyclerview.widget.RecyclerView
    android:id="@+id/recyclerView"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
    app:layout_behavior="@string/appbar_scrolling_view_behavior" />

private boolean[] selectedItems;

public void setItemSelected(int position, boolean isSelected) {
    selectedItems[position] = isSelected;
    notifyItemChanged(position);
}

@Override
public void onBindViewHolder(@NonNull ViewHolder holder, final int position) {
    holder.cardView.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            boolean isSelected = !selectedItems[position];
            setItemSelected(position, isSelected);
        }
    });
}

public void clearSelectedItems() {
    Arrays.fill(selectedItems, false);
    notifyDataSetChanged();
}