SimpleDataBindingRecyclerAdapter

import android.databinding.DataBindingUtil;
import android.databinding.ViewDataBinding;
import android.support.annotation.NonNull;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.ViewGroup;

import java.util.List;

public class SimpleDataBindingRecyclerAdapter<T> extends RecyclerView.Adapter<SimpleDataBindingRecyclerAdapter.DataBindingViewHolder> {

    private final List<T> elements;
    private final int itemLayout;
    private final int br;

    public SimpleDataBindingRecyclerAdapter(@NonNull List<T> elements, int itemLayout, int br) {
        this.elements = elements;
        this.itemLayout = itemLayout;
        this.br = br;
    }

    @Override
    public DataBindingViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        return new DataBindingViewHolder(DataBindingUtil.inflate(LayoutInflater.from(parent.getContext()), itemLayout, parent, false));
    }

    @Override
    public void onBindViewHolder(DataBindingViewHolder holder, int position) {
        holder.getViewDataBinding().setVariable(br, elements.get(position));
        holder.getViewDataBinding().executePendingBindings();
    }

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

    public static class DataBindingViewHolder extends RecyclerView.ViewHolder {

        private final ViewDataBinding viewDataBinding;

        public DataBindingViewHolder(ViewDataBinding viewDataBinding) {
            super(viewDataBinding.getRoot());
            this.viewDataBinding = viewDataBinding;
        }

        public ViewDataBinding getViewDataBinding() {
            return viewDataBinding;
        }
    }
}