ItemCount実装
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@ -50,7 +50,7 @@ public class ChildListItemAdapter extends RecyclerView.Adapter<ChildListItemAdap
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@Override
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public int getItemCount() {
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return 0;
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return childDataList == null ? 0 : childDataList.size();
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}
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public static class ViewHolder extends RecyclerView.ViewHolder {
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