BaseViewHolder.java

package com.mredrock.date.widget;

import android.support.annotation.IdRes;
import android.support.annotation.LayoutRes;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;

abstract public class BaseViewHolder<M> extends RecyclerView.ViewHolder {
    public BaseViewHolder(View itemView) {
        super(itemView);
    }

    public BaseViewHolder(ViewGroup parent, @LayoutRes int res) {
        super(LayoutInflater.from(parent.getContext()).inflate(res, parent, false));
    }

    public void setData(M data) {
    }
    protected <T extends View> T $(@IdRes int id) {
        return (T) itemView.findViewById(id);
    }
}