Android Databinding 与 RecyclerView 完美结合

package com.quna.recycle; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.support.v7.widget.LinearLayoutManager; import android.support.v7.widget.RecyclerView; import com.quna.recycle.adapter.BaseRecyclerViewAdapter; import com.quna.recycle.bean.Bean1; import com.quna.recycle.bean.Bean2; import com.quna.recycle.data.Data1; import com.quna.recycle.data.Data2; import com.quna.recycle.inter.BaseItem; import java.util.ArrayList; import java.util.List; public class MainActivity extends AppCompatActivity { private RecyclerView recyclerView; private List<BaseItem> list; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); initData(); initRecyclerView(); } private void initData() { list = new ArrayList<>(); list.add(new Bean1(this, new Data1("aaaaaaaaaaa"))); list.add(new Bean2(this, new Data2(R.mipmap.star_grey))); list.add(new Bean1(this, new Data1("bbbbbbbbbbb"))); list.add(new Bean2(this, new Data2(R.mipmap.ic_launcher))); list.add(new Bean2(this, new Data2(R.mipmap.star_light))); list.add(new Bean2(this, new Data2(R.mipmap.star_grey))); list.add(new Bean1(this, new Data1("ccccccccccc"))); list.add(new Bean1(this, new Data1("ddddddddddd"))); } private void initRecyclerView() { recyclerView = (RecyclerView) findViewById(R.id.recyclerView); recyclerView.setLayoutManager(new LinearLayoutManager(this)); recyclerView.setAdapter(new BaseRecyclerViewAdapter(list)); } }