diff --git a/ide/eclipse/.classpath b/ide/eclipse/.classpath
index dda0606..af99325 100644
--- a/ide/eclipse/.classpath
+++ b/ide/eclipse/.classpath
@@ -65,7 +65,12 @@
 	<classpathentry kind="src" path="frameworks/base/packages/SystemUI/src"/>
 	<classpathentry kind="src" path="frameworks/base/policy/src"/>
 	<classpathentry kind="src" path="frameworks/base/sax/java"/>
-	<classpathentry kind="src" path="frameworks/base/services/java"/>
+	<classpathentry kind="src" path="frameworks/base/services/core/java"/>
+        <classpathentry kind="src" path="frameworks/base/services/accessibility/java"/>
+        <classpathentry kind="src" path="frameworks/base/services/print/java"/>
+        <classpathentry kind="src" path="frameworks/base/services/backup/java"/>
+        <classpathentry kind="src" path="frameworks/base/services/devicepolicy/java"/>
+        <classpathentry kind="src" path="frameworks/base/services/appwidget/java"/>
 	<classpathentry kind="src" path="frameworks/base/telephony/java"/>
 	<classpathentry kind="src" path="frameworks/base/test-runner/src"/>
 	<classpathentry kind="src" path="frameworks/base/wifi/java"/>
diff --git a/samples/Support7Demos/Android.mk b/samples/Support7Demos/Android.mk
index 0e43e3d..ca8310f 100644
--- a/samples/Support7Demos/Android.mk
+++ b/samples/Support7Demos/Android.mk
@@ -26,7 +26,8 @@
         android-support-v4 \
         android-support-v7-appcompat \
         android-support-v7-gridlayout \
-        android-support-v7-mediarouter
+        android-support-v7-mediarouter \
+        android-support-v7-recyclerview
 LOCAL_RESOURCE_DIR = \
         $(LOCAL_PATH)/res \
         frameworks/support/v7/appcompat/res \
diff --git a/samples/Support7Demos/AndroidManifest.xml b/samples/Support7Demos/AndroidManifest.xml
index 4735433..4ce63b7 100644
--- a/samples/Support7Demos/AndroidManifest.xml
+++ b/samples/Support7Demos/AndroidManifest.xml
@@ -172,5 +172,15 @@
             </intent-filter>
         </activity>
 
+        <!-- RecyclerView samples -->
+        <activity android:name=".widget.RecyclerViewActivity"
+                android:label="@string/recycler_view"
+                android:theme="@style/Theme.AppCompat">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="com.example.android.supportv7.SAMPLE_CODE" />
+            </intent-filter>
+        </activity>
+
     </application>
 </manifest>
diff --git a/samples/Support7Demos/res/values/strings.xml b/samples/Support7Demos/res/values/strings.xml
index 1b13623..c36809b 100644
--- a/samples/Support7Demos/res/values/strings.xml
+++ b/samples/Support7Demos/res/values/strings.xml
@@ -95,4 +95,5 @@
     <string name="sample_media_route_activity_local">Local Playback</string>
     <string name="sample_media_route_activity_presentation">Local Playback on Presentation Display</string>
 
+    <string name="recycler_view">RecyclerView</string>
 </resources>
diff --git a/samples/Support7Demos/src/com/example/android/supportv7/Cheeses.java b/samples/Support7Demos/src/com/example/android/supportv7/Cheeses.java
new file mode 100644
index 0000000..a66b1d6
--- /dev/null
+++ b/samples/Support7Demos/src/com/example/android/supportv7/Cheeses.java
@@ -0,0 +1,154 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.example.android.supportv7;
+
+public class Cheeses {
+
+    public static final String[] sCheeseStrings = {
+            "Abbaye de Belloc", "Abbaye du Mont des Cats", "Abertam", "Abondance", "Ackawi",
+            "Acorn", "Adelost", "Affidelice au Chablis", "Afuega'l Pitu", "Airag", "Airedale",
+            "Aisy Cendre", "Allgauer Emmentaler", "Alverca", "Ambert", "American Cheese",
+            "Ami du Chambertin", "Anejo Enchilado", "Anneau du Vic-Bilh", "Anthoriro", "Appenzell",
+            "Aragon", "Ardi Gasna", "Ardrahan", "Armenian String", "Aromes au Gene de Marc",
+            "Asadero", "Asiago", "Aubisque Pyrenees", "Autun", "Avaxtskyr", "Baby Swiss",
+            "Babybel", "Baguette Laonnaise", "Bakers", "Baladi", "Balaton", "Bandal", "Banon",
+            "Barry's Bay Cheddar", "Basing", "Basket Cheese", "Bath Cheese", "Bavarian Bergkase",
+            "Baylough", "Beaufort", "Beauvoorde", "Beenleigh Blue", "Beer Cheese", "Bel Paese",
+            "Bergader", "Bergere Bleue", "Berkswell", "Beyaz Peynir", "Bierkase", "Bishop Kennedy",
+            "Blarney", "Bleu d'Auvergne", "Bleu de Gex", "Bleu de Laqueuille",
+            "Bleu de Septmoncel", "Bleu Des Causses", "Blue", "Blue Castello", "Blue Rathgore",
+            "Blue Vein (Australian)", "Blue Vein Cheeses", "Bocconcini", "Bocconcini (Australian)",
+            "Boeren Leidenkaas", "Bonchester", "Bosworth", "Bougon", "Boule Du Roves",
+            "Boulette d'Avesnes", "Boursault", "Boursin", "Bouyssou", "Bra", "Braudostur",
+            "Breakfast Cheese", "Brebis du Lavort", "Brebis du Lochois", "Brebis du Puyfaucon",
+            "Bresse Bleu", "Brick", "Brie", "Brie de Meaux", "Brie de Melun", "Brillat-Savarin",
+            "Brin", "Brin d' Amour", "Brin d'Amour", "Brinza (Burduf Brinza)",
+            "Briquette de Brebis", "Briquette du Forez", "Broccio", "Broccio Demi-Affine",
+            "Brousse du Rove", "Bruder Basil", "Brusselae Kaas (Fromage de Bruxelles)", "Bryndza",
+            "Buchette d'Anjou", "Buffalo", "Burgos", "Butte", "Butterkase", "Button (Innes)",
+            "Buxton Blue", "Cabecou", "Caboc", "Cabrales", "Cachaille", "Caciocavallo", "Caciotta",
+            "Caerphilly", "Cairnsmore", "Calenzana", "Cambazola", "Camembert de Normandie",
+            "Canadian Cheddar", "Canestrato", "Cantal", "Caprice des Dieux", "Capricorn Goat",
+            "Capriole Banon", "Carre de l'Est", "Casciotta di Urbino", "Cashel Blue", "Castellano",
+            "Castelleno", "Castelmagno", "Castelo Branco", "Castigliano", "Cathelain",
+            "Celtic Promise", "Cendre d'Olivet", "Cerney", "Chabichou", "Chabichou du Poitou",
+            "Chabis de Gatine", "Chaource", "Charolais", "Chaumes", "Cheddar",
+            "Cheddar Clothbound", "Cheshire", "Chevres", "Chevrotin des Aravis", "Chontaleno",
+            "Civray", "Coeur de Camembert au Calvados", "Coeur de Chevre", "Colby", "Cold Pack",
+            "Comte", "Coolea", "Cooleney", "Coquetdale", "Corleggy", "Cornish Pepper",
+            "Cotherstone", "Cotija", "Cottage Cheese", "Cottage Cheese (Australian)",
+            "Cougar Gold", "Coulommiers", "Coverdale", "Crayeux de Roncq", "Cream Cheese",
+            "Cream Havarti", "Crema Agria", "Crema Mexicana", "Creme Fraiche", "Crescenza",
+            "Croghan", "Crottin de Chavignol", "Crottin du Chavignol", "Crowdie", "Crowley",
+            "Cuajada", "Curd", "Cure Nantais", "Curworthy", "Cwmtawe Pecorino",
+            "Cypress Grove Chevre", "Danablu (Danish Blue)", "Danbo", "Danish Fontina",
+            "Daralagjazsky", "Dauphin", "Delice des Fiouves", "Denhany Dorset Drum", "Derby",
+            "Dessertnyj Belyj", "Devon Blue", "Devon Garland", "Dolcelatte", "Doolin",
+            "Doppelrhamstufel", "Dorset Blue Vinney", "Double Gloucester", "Double Worcester",
+            "Dreux a la Feuille", "Dry Jack", "Duddleswell", "Dunbarra", "Dunlop", "Dunsyre Blue",
+            "Duroblando", "Durrus", "Dutch Mimolette (Commissiekaas)", "Edam", "Edelpilz",
+            "Emental Grand Cru", "Emlett", "Emmental", "Epoisses de Bourgogne", "Esbareich",
+            "Esrom", "Etorki", "Evansdale Farmhouse Brie", "Evora De L'Alentejo", "Exmoor Blue",
+            "Explorateur", "Feta", "Feta (Australian)", "Figue", "Filetta", "Fin-de-Siecle",
+            "Finlandia Swiss", "Finn", "Fiore Sardo", "Fleur du Maquis", "Flor de Guia",
+            "Flower Marie", "Folded", "Folded cheese with mint", "Fondant de Brebis",
+            "Fontainebleau", "Fontal", "Fontina Val d'Aosta", "Formaggio di capra", "Fougerus",
+            "Four Herb Gouda", "Fourme d' Ambert", "Fourme de Haute Loire", "Fourme de Montbrison",
+            "Fresh Jack", "Fresh Mozzarella", "Fresh Ricotta", "Fresh Truffles", "Fribourgeois",
+            "Friesekaas", "Friesian", "Friesla", "Frinault", "Fromage a Raclette", "Fromage Corse",
+            "Fromage de Montagne de Savoie", "Fromage Frais", "Fruit Cream Cheese",
+            "Frying Cheese", "Fynbo", "Gabriel", "Galette du Paludier", "Galette Lyonnaise",
+            "Galloway Goat's Milk Gems", "Gammelost", "Gaperon a l'Ail", "Garrotxa", "Gastanberra",
+            "Geitost", "Gippsland Blue", "Gjetost", "Gloucester", "Golden Cross", "Gorgonzola",
+            "Gornyaltajski", "Gospel Green", "Gouda", "Goutu", "Gowrie", "Grabetto", "Graddost",
+            "Grafton Village Cheddar", "Grana", "Grana Padano", "Grand Vatel",
+            "Grataron d' Areches", "Gratte-Paille", "Graviera", "Greuilh", "Greve",
+            "Gris de Lille", "Gruyere", "Gubbeen", "Guerbigny", "Halloumi",
+            "Halloumy (Australian)", "Haloumi-Style Cheese", "Harbourne Blue", "Havarti",
+            "Heidi Gruyere", "Hereford Hop", "Herrgardsost", "Herriot Farmhouse", "Herve",
+            "Hipi Iti", "Hubbardston Blue Cow", "Hushallsost", "Iberico", "Idaho Goatster",
+            "Idiazabal", "Il Boschetto al Tartufo", "Ile d'Yeu", "Isle of Mull", "Jarlsberg",
+            "Jermi Tortes", "Jibneh Arabieh", "Jindi Brie", "Jubilee Blue", "Juustoleipa",
+            "Kadchgall", "Kaseri", "Kashta", "Kefalotyri", "Kenafa", "Kernhem", "Kervella Affine",
+            "Kikorangi", "King Island Cape Wickham Brie", "King River Gold", "Klosterkaese",
+            "Knockalara", "Kugelkase", "L'Aveyronnais", "L'Ecir de l'Aubrac", "La Taupiniere",
+            "La Vache Qui Rit", "Laguiole", "Lairobell", "Lajta", "Lanark Blue", "Lancashire",
+            "Langres", "Lappi", "Laruns", "Lavistown", "Le Brin", "Le Fium Orbo", "Le Lacandou",
+            "Le Roule", "Leafield", "Lebbene", "Leerdammer", "Leicester", "Leyden", "Limburger",
+            "Lincolnshire Poacher", "Lingot Saint Bousquet d'Orb", "Liptauer", "Little Rydings",
+            "Livarot", "Llanboidy", "Llanglofan Farmhouse", "Loch Arthur Farmhouse",
+            "Loddiswell Avondale", "Longhorn", "Lou Palou", "Lou Pevre", "Lyonnais", "Maasdam",
+            "Macconais", "Mahoe Aged Gouda", "Mahon", "Malvern", "Mamirolle", "Manchego",
+            "Manouri", "Manur", "Marble Cheddar", "Marbled Cheeses", "Maredsous", "Margotin",
+            "Maribo", "Maroilles", "Mascares", "Mascarpone", "Mascarpone (Australian)",
+            "Mascarpone Torta", "Matocq", "Maytag Blue", "Meira", "Menallack Farmhouse",
+            "Menonita", "Meredith Blue", "Mesost", "Metton (Cancoillotte)", "Meyer Vintage Gouda",
+            "Mihalic Peynir", "Milleens", "Mimolette", "Mine-Gabhar", "Mini Baby Bells", "Mixte",
+            "Molbo", "Monastery Cheeses", "Mondseer", "Mont D'or Lyonnais", "Montasio",
+            "Monterey Jack", "Monterey Jack Dry", "Morbier", "Morbier Cru de Montagne",
+            "Mothais a la Feuille", "Mozzarella", "Mozzarella (Australian)",
+            "Mozzarella di Bufala", "Mozzarella Fresh, in water", "Mozzarella Rolls", "Munster",
+            "Murol", "Mycella", "Myzithra", "Naboulsi", "Nantais", "Neufchatel",
+            "Neufchatel (Australian)", "Niolo", "Nokkelost", "Northumberland", "Oaxaca",
+            "Olde York", "Olivet au Foin", "Olivet Bleu", "Olivet Cendre",
+            "Orkney Extra Mature Cheddar", "Orla", "Oschtjepka", "Ossau Fermier", "Ossau-Iraty",
+            "Oszczypek", "Oxford Blue", "P'tit Berrichon", "Palet de Babligny", "Paneer", "Panela",
+            "Pannerone", "Pant ys Gawn", "Parmesan (Parmigiano)", "Parmigiano Reggiano",
+            "Pas de l'Escalette", "Passendale", "Pasteurized Processed", "Pate de Fromage",
+            "Patefine Fort", "Pave d'Affinois", "Pave d'Auge", "Pave de Chirac", "Pave du Berry",
+            "Pecorino", "Pecorino in Walnut Leaves", "Pecorino Romano", "Peekskill Pyramid",
+            "Pelardon des Cevennes", "Pelardon des Corbieres", "Penamellera", "Penbryn",
+            "Pencarreg", "Perail de Brebis", "Petit Morin", "Petit Pardou", "Petit-Suisse",
+            "Picodon de Chevre", "Picos de Europa", "Piora", "Pithtviers au Foin",
+            "Plateau de Herve", "Plymouth Cheese", "Podhalanski", "Poivre d'Ane", "Polkolbin",
+            "Pont l'Eveque", "Port Nicholson", "Port-Salut", "Postel", "Pouligny-Saint-Pierre",
+            "Pourly", "Prastost", "Pressato", "Prince-Jean", "Processed Cheddar", "Provolone",
+            "Provolone (Australian)", "Pyengana Cheddar", "Pyramide", "Quark",
+            "Quark (Australian)", "Quartirolo Lombardo", "Quatre-Vents", "Quercy Petit",
+            "Queso Blanco", "Queso Blanco con Frutas --Pina y Mango", "Queso de Murcia",
+            "Queso del Montsec", "Queso del Tietar", "Queso Fresco", "Queso Fresco (Adobera)",
+            "Queso Iberico", "Queso Jalapeno", "Queso Majorero", "Queso Media Luna",
+            "Queso Para Frier", "Queso Quesadilla", "Rabacal", "Raclette", "Ragusano", "Raschera",
+            "Reblochon", "Red Leicester", "Regal de la Dombes", "Reggianito", "Remedou",
+            "Requeson", "Richelieu", "Ricotta", "Ricotta (Australian)", "Ricotta Salata", "Ridder",
+            "Rigotte", "Rocamadour", "Rollot", "Romano", "Romans Part Dieu", "Roncal", "Roquefort",
+            "Roule", "Rouleau De Beaulieu", "Royalp Tilsit", "Rubens", "Rustinu", "Saaland Pfarr",
+            "Saanenkaese", "Saga", "Sage Derby", "Sainte Maure", "Saint-Marcellin",
+            "Saint-Nectaire", "Saint-Paulin", "Salers", "Samso", "San Simon", "Sancerre",
+            "Sap Sago", "Sardo", "Sardo Egyptian", "Sbrinz", "Scamorza", "Schabzieger", "Schloss",
+            "Selles sur Cher", "Selva", "Serat", "Seriously Strong Cheddar", "Serra da Estrela",
+            "Sharpam", "Shelburne Cheddar", "Shropshire Blue", "Siraz", "Sirene", "Smoked Gouda",
+            "Somerset Brie", "Sonoma Jack", "Sottocenare al Tartufo", "Soumaintrain",
+            "Sourire Lozerien", "Spenwood", "Sraffordshire Organic", "St. Agur Blue Cheese",
+            "Stilton", "Stinking Bishop", "String", "Sussex Slipcote", "Sveciaost", "Swaledale",
+            "Sweet Style Swiss", "Swiss", "Syrian (Armenian String)", "Tala", "Taleggio", "Tamie",
+            "Tasmania Highland Chevre Log", "Taupiniere", "Teifi", "Telemea", "Testouri",
+            "Tete de Moine", "Tetilla", "Texas Goat Cheese", "Tibet", "Tillamook Cheddar",
+            "Tilsit", "Timboon Brie", "Toma", "Tomme Brulee", "Tomme d'Abondance",
+            "Tomme de Chevre", "Tomme de Romans", "Tomme de Savoie", "Tomme des Chouans", "Tommes",
+            "Torta del Casar", "Toscanello", "Touree de L'Aubier", "Tourmalet",
+            "Trappe (Veritable)", "Trois Cornes De Vendee", "Tronchon", "Trou du Cru", "Truffe",
+            "Tupi", "Turunmaa", "Tymsboro", "Tyn Grug", "Tyning", "Ubriaco", "Ulloa",
+            "Vacherin-Fribourgeois", "Valencay", "Vasterbottenost", "Venaco", "Vendomois",
+            "Vieux Corse", "Vignotte", "Vulscombe", "Waimata Farmhouse Blue",
+            "Washed Rind Cheese (Australian)", "Waterloo", "Weichkaese", "Wellington",
+            "Wensleydale", "White Stilton", "Whitestone Farmhouse", "Wigmore", "Woodside Cabecou",
+            "Xanadu", "Xynotyro", "Yarg Cornish", "Yarra Valley Pyramid", "Yorkshire Blue",
+            "Zamorano", "Zanetti Grana Padano", "Zanetti Parmigiano Reggiano"
+    };
+
+}
diff --git a/samples/Support7Demos/src/com/example/android/supportv7/widget/RecyclerViewActivity.java b/samples/Support7Demos/src/com/example/android/supportv7/widget/RecyclerViewActivity.java
new file mode 100644
index 0000000..74333c5
--- /dev/null
+++ b/samples/Support7Demos/src/com/example/android/supportv7/widget/RecyclerViewActivity.java
@@ -0,0 +1,312 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+package com.example.android.supportv7.widget;
+
+import android.R;
+import android.app.Activity;
+import android.content.Context;
+import android.os.Bundle;
+import android.support.v4.view.MenuItemCompat;
+import android.support.v7.widget.RecyclerView;
+import android.util.DisplayMetrics;
+import android.util.TypedValue;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.View.MeasureSpec;
+import android.widget.TextView;
+import com.example.android.supportv7.Cheeses;
+
+import java.util.ArrayList;
+import java.util.Collections;
+
+public class RecyclerViewActivity extends Activity {
+    private RecyclerView mRecyclerView;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        final RecyclerView rv = new RecyclerView(this);
+        rv.setLayoutManager(new MyLayoutManager(this));
+        rv.setHasFixedSize(true);
+        rv.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
+                ViewGroup.LayoutParams.MATCH_PARENT));
+        rv.setAdapter(new MyAdapter(Cheeses.sCheeseStrings));
+        setContentView(rv);
+
+        mRecyclerView = rv;
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        super.onCreateOptionsMenu(menu);
+        MenuItemCompat.setShowAsAction(menu.add("Layout"), MenuItemCompat.SHOW_AS_ACTION_IF_ROOM);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        mRecyclerView.requestLayout();
+        return super.onOptionsItemSelected(item);
+    }
+
+    private static final int SCROLL_DISTANCE = 80; // dp
+
+    /**
+     * A basic ListView-style LayoutManager.
+     */
+    class MyLayoutManager extends RecyclerView.LayoutManager {
+        private static final String TAG = "MyLayoutManager";
+        private int mFirstPosition;
+        private final int mScrollDistance;
+
+        public MyLayoutManager(Context c) {
+            final DisplayMetrics dm = c.getResources().getDisplayMetrics();
+            mScrollDistance = (int) (SCROLL_DISTANCE * dm.density + 0.5f);
+        }
+
+        @Override
+        public void layoutChildren(RecyclerView.Adapter adapter, RecyclerView.Recycler recycler) {
+            final int parentBottom = getHeight() - getPaddingBottom();
+
+            final View oldTopView = getChildCount() > 0 ? getChildAt(0) : null;
+            int oldTop = getPaddingTop();
+            if (oldTopView != null) {
+                oldTop = oldTopView.getTop();
+            }
+
+            detachAndScrapAttachedViews(recycler);
+
+            int top = oldTop;
+            int bottom;
+            final int left = getPaddingLeft();
+            final int right = getWidth() - getPaddingRight();
+
+            final int count = adapter.getItemCount();
+            for (int i = 0; mFirstPosition + i < count && top < parentBottom; i++, top = bottom) {
+                View v = recycler.getViewForPosition(adapter, mFirstPosition + i);
+                addView(v, i);
+                measureChild(v, 0, 0);
+                bottom = top + v.getMeasuredHeight();
+                v.layout(left, top, right, bottom);
+            }
+
+            removeAndRecycleScrap(recycler);
+        }
+
+        @Override
+        public RecyclerView.LayoutParams generateDefaultLayoutParams() {
+            return new RecyclerView.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
+                    ViewGroup.LayoutParams.WRAP_CONTENT);
+        }
+
+        @Override
+        public boolean canScrollVertically() {
+            return true;
+        }
+
+        @Override
+        public int scrollVerticallyBy(int dy, RecyclerView.Adapter adapter,
+                RecyclerView.Recycler recycler) {
+            if (getChildCount() == 0) {
+                return 0;
+            }
+
+            int scrolled = 0;
+            final int left = getPaddingLeft();
+            final int right = getWidth() - getPaddingRight();
+            if (dy < 0) {
+                while (scrolled > dy) {
+                    final View topView = getChildAt(0);
+                    final int hangingTop = Math.max(-topView.getTop(), 0);
+                    final int scrollBy = Math.min(scrolled - dy, hangingTop);
+                    scrolled -= scrollBy;
+                    offsetChildrenVertical(scrollBy);
+                    if (mFirstPosition > 0 && scrolled > dy) {
+                        mFirstPosition--;
+                        View v = recycler.getViewForPosition(adapter, mFirstPosition);
+                        addView(v, 0);
+                        measureChild(v, 0, 0);
+                        final int bottom = topView.getTop(); // TODO decorated top?
+                        final int top = bottom - v.getMeasuredHeight();
+                        v.layout(left, top, right, bottom);
+                    } else {
+                        break;
+                    }
+                }
+            } else if (dy > 0) {
+                final int parentHeight = getHeight();
+                while (scrolled < dy) {
+                    final View bottomView = getChildAt(getChildCount() - 1);
+                    final int hangingBottom = Math.max(bottomView.getBottom() - parentHeight, 0);
+                    final int scrollBy = -Math.min(dy - scrolled, hangingBottom);
+                    scrolled -= scrollBy;
+                    offsetChildrenVertical(scrollBy);
+                    if (scrolled < dy && getItemCount() > mFirstPosition + getChildCount()) {
+                        View v = recycler.getViewForPosition(adapter,
+                                mFirstPosition + getChildCount());
+                        final int top = getChildAt(getChildCount() - 1).getBottom();
+                        addView(v);
+                        measureChild(v, 0, 0);
+                        final int bottom = top + v.getMeasuredHeight();
+                        v.layout(left, top, right, bottom);
+                    } else {
+                        break;
+                    }
+                }
+            }
+            recycleViewsOutOfBounds(recycler);
+            return scrolled;
+        }
+
+        @Override
+        public View onFocusSearchFailed(View focused, int direction,
+                RecyclerView.Adapter adapter, RecyclerView.Recycler recycler) {
+            final int oldCount = getChildCount();
+
+            if (oldCount == 0) {
+                return null;
+            }
+
+            final int left = getPaddingLeft();
+            final int right = getWidth() - getPaddingRight();
+
+            View toFocus = null;
+            int newViewsHeight = 0;
+            if (direction == View.FOCUS_UP || direction == View.FOCUS_BACKWARD) {
+                while (mFirstPosition > 0 && newViewsHeight < mScrollDistance) {
+                    mFirstPosition--;
+                    View v = recycler.getViewForPosition(adapter, mFirstPosition);
+                    final int bottom = getChildAt(0).getTop(); // TODO decorated top?
+                    addView(v, 0);
+                    measureChild(v, 0, 0);
+                    final int top = bottom - v.getMeasuredHeight();
+                    v.layout(left, top, right, bottom);
+                    if (v.isFocusable()) {
+                        toFocus = v;
+                        break;
+                    }
+                }
+            }
+            if (direction == View.FOCUS_DOWN || direction == View.FOCUS_FORWARD) {
+                while (mFirstPosition + getChildCount() < getItemCount() &&
+                        newViewsHeight < mScrollDistance) {
+                    View v = recycler.getViewForPosition(adapter, mFirstPosition + getChildCount());
+                    final int top = getChildAt(getChildCount() - 1).getBottom();
+                    addView(v);
+                    measureChild(v, 0, 0);
+                    final int bottom = top + v.getMeasuredHeight();
+                    v.layout(left, top, right, bottom);
+                    if (v.isFocusable()) {
+                        toFocus = v;
+                        break;
+                    }
+                }
+            }
+
+            return toFocus;
+        }
+
+        public void recycleViewsOutOfBounds(RecyclerView.Recycler recycler) {
+            final int childCount = getChildCount();
+            final int parentWidth = getWidth();
+            final int parentHeight = getHeight();
+            boolean foundFirst = false;
+            int first = 0;
+            int last = 0;
+            for (int i = 0; i < childCount; i++) {
+                final View v = getChildAt(i);
+                if (v.hasFocus() || (v.getRight() >= 0 && v.getLeft() <= parentWidth &&
+                        v.getBottom() >= 0 && v.getTop() <= parentHeight)) {
+                    if (!foundFirst) {
+                        first = i;
+                        foundFirst = true;
+                    }
+                    last = i;
+                }
+            }
+            for (int i = childCount - 1; i > last; i--) {
+                removeAndRecycleViewAt(i, recycler);
+            }
+            for (int i = first - 1; i >= 0; i--) {
+                removeAndRecycleViewAt(i, recycler);
+            }
+            if (getChildCount() == 0) {
+                mFirstPosition = 0;
+            } else {
+                mFirstPosition += first;
+            }
+        }
+    }
+
+    class MyAdapter extends RecyclerView.Adapter {
+        private int mBackground;
+        private ArrayList<String> mValues;
+
+        public MyAdapter(String[] strings) {
+            TypedValue val = new TypedValue();
+            RecyclerViewActivity.this.getTheme().resolveAttribute(
+                    R.attr.selectableItemBackground, val, true);
+            mBackground = val.resourceId;
+            mValues = new ArrayList<String>();
+            Collections.addAll(mValues, strings);
+        }
+
+        @Override
+        public RecyclerView.ViewHolder createViewHolder(ViewGroup parent, int viewType) {
+            final ViewHolder h = new ViewHolder(new TextView(RecyclerViewActivity.this));
+            h.textView.setMinimumHeight(128);
+            h.textView.setFocusable(true);
+            h.textView.setBackgroundResource(mBackground);
+            h.textView.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    final int pos = h.getPosition();
+                    if (mValues.size() > pos + 1) {
+                        final String t = mValues.get(pos);
+                        mValues.set(pos, mValues.get(pos + 1));
+                        mValues.set(pos + 1, t);
+                        notifyDataSetChanged();
+                    }
+                }
+            });
+            return h;
+        }
+
+        @Override
+        public void bindViewHolder(RecyclerView.ViewHolder holder, int position) {
+            ((ViewHolder) holder).textView.setText(mValues.get(position));
+        }
+
+        @Override
+        public int getItemCount() {
+            return mValues.size();
+        }
+    }
+
+    static class ViewHolder extends RecyclerView.ViewHolder {
+        public TextView textView;
+
+        public ViewHolder(TextView v) {
+            super(v);
+            textView = v;
+        }
+    }
+}