diff --git a/app/src/main/java/jackall/devrealm/viewmodel/MainViewModel.kt b/app/src/main/java/jackall/devrealm/viewmodel/MainViewModel.kt
index 052c44c..a9e41b5 100644
--- a/app/src/main/java/jackall/devrealm/viewmodel/MainViewModel.kt
+++ b/app/src/main/java/jackall/devrealm/viewmodel/MainViewModel.kt
@@ -2,14 +2,55 @@
 
 import android.arch.lifecycle.ViewModel
 import android.arch.lifecycle.ViewModelProvider
+import android.databinding.BindingAdapter
+import android.support.v7.widget.LinearLayoutManager
+import android.support.v7.widget.RecyclerView
+import jackall.devrealm.App
+import jackall.devrealm.adapter.MainAdapter
+import jackall.devrealm.db.PersonRealmHelper
+import java.util.*
 
 /**
  * Created by matsumoto_k on 2017/11/08.
  */
 class MainViewModel : LifecycleViewModel() {
 
+    var adapter: MainAdapter? = null
+    val personRealmHelper = PersonRealmHelper()
+
     override fun onCreate() {
         super.onCreate()
+        val items = ArrayList<ItemViewModel>()
+        personRealmHelper.findAll().apply {
+            forEach {
+                items.add(ItemViewModel(it))
+            }
+            addChangeListener { results, changeSet ->
+                changeSet.insertions.forEach {
+                    adapter?.insert(ItemViewModel(results.get(it)))
+                }
+                changeSet.deletions.forEach {
+                    adapter?.remove(it)
+                }
+            }
+        }
+        adapter = MainAdapter(App.instance, items)
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        personRealmHelper.close()
+    }
+
+    object Adapter {
+        @JvmStatic
+        @BindingAdapter("android:setMainAdapter")
+        fun setMainAdapter(recyclerView: RecyclerView, adapter: MainAdapter?) {
+            if (adapter == null)
+                return
+            recyclerView.layoutManager = LinearLayoutManager(App.instance)
+            recyclerView.adapter = adapter
+        }
     }
 
     class Factory() : ViewModelProvider.NewInstanceFactory() {