Update sample prebuilts for mnc-docs

Synced to //developers/samples/android commit
243feb49e8d1753b746f69ae5519eaace0e50605.

Change-Id: I9255d2ad8f68669d77124b7840184171fb5a801b

samples/browseable/AgendaData/Application/src/com.example.android.wearable.agendadata/CalendarQueryService.java

@@ -250,6 +250,11 @@ public class CalendarQueryService extends IntentService
         public PutDataMapRequest toPutDataMapRequest(){
             final PutDataMapRequest putDataMapRequest = PutDataMapRequest.create(
                     makeDataItemPath(eventId, begin));
+            /* In most cases (as in this one), you don't need your DataItem appear instantly. By
+            default, delivery of normal DataItems to the Wear network might be delayed in order to
+            improve battery life for user devices. However, if you can't tolerate a delay in the
+            sync of your DataItems, you can mark them as urgent via setUrgent().
+             */
             DataMap data = putDataMapRequest.getDataMap();
             data.putString(DATA_ITEM_URI, putDataMapRequest.getUri().toString());
             data.putLong(ID, id);

samples/browseable/Camera2Basic/src/com.example.android.camera2basic/Camera2BasicFragment.java

@@ -48,6 +48,7 @@ import android.os.Handler;
 import android.os.HandlerThread;
 import android.support.annotation.NonNull;
 import android.support.v13.app.FragmentCompat;
+import android.support.v4.content.ContextCompat;
 import android.util.Log;
 import android.util.Size;
 import android.util.SparseIntArray;
@@ -269,6 +270,11 @@ public class Camera2BasicFragment extends Fragment
      */
     private Semaphore mCameraOpenCloseLock = new Semaphore(1);
 
+    /**
+     * Whether the current camera device supports Flash or not.
+     */
+    private boolean mFlashSupported;
+
     /**
      * A {@link CameraCaptureSession.CaptureCallback} that handles events related to JPEG capture.
      */
@@ -568,6 +574,10 @@ public class Camera2BasicFragment extends Fragment
                             mPreviewSize.getHeight(), mPreviewSize.getWidth());
                 }
 
+                // Check if the flash is supported.
+                Boolean available = characteristics.get(CameraCharacteristics.FLASH_INFO_AVAILABLE);
+                mFlashSupported = available == null ? false : available;
+
                 mCameraId = cameraId;
                 return;
             }
@@ -585,7 +595,7 @@ public class Camera2BasicFragment extends Fragment
      * Opens the camera specified by {@link Camera2BasicFragment#mCameraId}.
      */
     private void openCamera(int width, int height) {
-        if (getActivity().checkSelfPermission(Manifest.permission.CAMERA)
+        if (ContextCompat.checkSelfPermission(getActivity(), Manifest.permission.CAMERA)
                 != PackageManager.PERMISSION_GRANTED) {
             requestCameraPermission();
             return;
@@ -691,8 +701,7 @@ public class Camera2BasicFragment extends Fragment
                                 mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_MODE,
                                         CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
                                 // Flash is automatically enabled when necessary.
-                                mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AE_MODE,
+                                setAutoFlash(mPreviewRequestBuilder);
-                                        CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);
 
                                 // Finally, we start displaying the camera preview.
                                 mPreviewRequest = mPreviewRequestBuilder.build();
@@ -808,8 +817,7 @@ public class Camera2BasicFragment extends Fragment
             // Use the same AE and AF modes as the preview.
             captureBuilder.set(CaptureRequest.CONTROL_AF_MODE,
                     CaptureRequest.CONTROL_AF_MODE_CONTINUOUS_PICTURE);
-            captureBuilder.set(CaptureRequest.CONTROL_AE_MODE,
+            setAutoFlash(captureBuilder);
-                    CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);
 
             // Orientation
             int rotation = activity.getWindowManager().getDefaultDisplay().getRotation();
@@ -844,8 +852,7 @@ public class Camera2BasicFragment extends Fragment
             // Reset the auto-focus trigger
             mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AF_TRIGGER,
                     CameraMetadata.CONTROL_AF_TRIGGER_CANCEL);
-            mPreviewRequestBuilder.set(CaptureRequest.CONTROL_AE_MODE,
+            setAutoFlash(mPreviewRequestBuilder);
-                    CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);
             mCaptureSession.capture(mPreviewRequestBuilder.build(), mCaptureCallback,
                     mBackgroundHandler);
             // After this, the camera will go back to the normal state of preview.
@@ -877,6 +884,13 @@ public class Camera2BasicFragment extends Fragment
         }
     }
 
+    private void setAutoFlash(CaptureRequest.Builder requestBuilder) {
+        if (mFlashSupported) {
+            requestBuilder.set(CaptureRequest.CONTROL_AE_MODE,
+                    CaptureRequest.CONTROL_AE_MODE_ON_AUTO_FLASH);
+        }
+    }
+
     /**
      * Saves a JPEG {@link Image} into the specified {@link File}.
      */

samples/browseable/DataLayer/Application/src/com.example.android.wearable.datalayer/MainActivity.java

@@ -381,7 +381,9 @@ public class MainActivity extends Activity implements DataApi.DataListener,
         public void run() {
             PutDataMapRequest putDataMapRequest = PutDataMapRequest.create(COUNT_PATH);
             putDataMapRequest.getDataMap().putInt(COUNT_KEY, count++);
+            putDataMapRequest.setUrgent();
             PutDataRequest request = putDataMapRequest.asPutDataRequest();
+            request.setUrgent();
 
             LOGD(TAG, "Generating DataItem: " + request);
             if (!mGoogleApiClient.isConnected()) {
@@ -442,6 +444,8 @@ public class MainActivity extends Activity implements DataApi.DataListener,
         dataMap.getDataMap().putAsset(IMAGE_KEY, asset);
         dataMap.getDataMap().putLong("time", new Date().getTime());
         PutDataRequest request = dataMap.asPutDataRequest();
+        request.setUrgent();
+
         Wearable.DataApi.putDataItem(mGoogleApiClient, request)
                 .setResultCallback(new ResultCallback<DataItemResult>() {
                     @Override

samples/browseable/DisplayingBitmaps/res/layout/image_detail_fragment.xml

@@ -20,6 +20,7 @@
     android:layout_height="fill_parent" >
 
     <ProgressBar
+        android:id="@+id/progressbar"
         style="?android:attr/progressBarStyleLarge"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"

samples/browseable/DisplayingBitmaps/src/com.example.android.displayingbitmaps/ui/ImageDetailFragment.java

@@ -23,6 +23,7 @@ import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.ViewGroup;
 import android.widget.ImageView;
+import android.widget.ProgressBar;
 
 import com.example.android.displayingbitmaps.R;
 import com.example.android.displayingbitmaps.util.ImageFetcher;
@@ -32,10 +33,11 @@ import com.example.android.displayingbitmaps.util.Utils;
 /**
  * This fragment will populate the children of the ViewPager from {@link ImageDetailActivity}.
  */
-public class ImageDetailFragment extends Fragment {
+public class ImageDetailFragment extends Fragment implements ImageWorker.OnImageLoadedListener {
     private static final String IMAGE_DATA_EXTRA = "extra_image_data";
     private String mImageUrl;
     private ImageView mImageView;
+    private ProgressBar mProgressBar;
     private ImageFetcher mImageFetcher;
 
     /**
@@ -75,6 +77,7 @@ public class ImageDetailFragment extends Fragment {
         // Inflate and locate the main ImageView
         final View v = inflater.inflate(R.layout.image_detail_fragment, container, false);
         mImageView = (ImageView) v.findViewById(R.id.imageView);
+        mProgressBar = (ProgressBar) v.findViewById(R.id.progressbar);
         return v;
     }
 
@@ -86,7 +89,7 @@ public class ImageDetailFragment extends Fragment {
         // cache can be used over all pages in the ViewPager
         if (ImageDetailActivity.class.isInstance(getActivity())) {
             mImageFetcher = ((ImageDetailActivity) getActivity()).getImageFetcher();
-            mImageFetcher.loadImage(mImageUrl, mImageView);
+            mImageFetcher.loadImage(mImageUrl, mImageView, this);
         }
 
         // Pass clicks on the ImageView to the parent activity to handle
@@ -104,4 +107,11 @@ public class ImageDetailFragment extends Fragment {
             mImageView.setImageDrawable(null);
         }
     }
+
+    @Override
+    public void onImageLoaded(boolean success) {
+        // Set loading spinner to gone once image has loaded. Cloud also show
+        // an error view here if needed.
+        mProgressBar.setVisibility(View.GONE);
+    }
 }

samples/browseable/DisplayingBitmaps/src/com.example.android.displayingbitmaps/util/ImageWorker.java

@@ -71,8 +71,9 @@ public abstract class ImageWorker {
      *
      * @param data The URL of the image to download.
      * @param imageView The ImageView to bind the downloaded image to.
+     * @param listener A listener that will be called back once the image has been loaded.
      */
-    public void loadImage(Object data, ImageView imageView) {
+    public void loadImage(Object data, ImageView imageView, OnImageLoadedListener listener) {
         if (data == null) {
             return;
         }
@@ -86,9 +87,12 @@ public abstract class ImageWorker {
         if (value != null) {
             // Bitmap found in memory cache
             imageView.setImageDrawable(value);
+            if (listener != null) {
+                listener.onImageLoaded(true);
+            }
         } else if (cancelPotentialWork(data, imageView)) {
             //BEGIN_INCLUDE(execute_background_task)
-            final BitmapWorkerTask task = new BitmapWorkerTask(data, imageView);
+            final BitmapWorkerTask task = new BitmapWorkerTask(data, imageView, listener);
             final AsyncDrawable asyncDrawable =
                     new AsyncDrawable(mResources, mLoadingBitmap, task);
             imageView.setImageDrawable(asyncDrawable);
@@ -101,6 +105,21 @@ public abstract class ImageWorker {
         }
     }
 
+    /**
+     * Load an image specified by the data parameter into an ImageView (override
+     * {@link ImageWorker#processBitmap(Object)} to define the processing logic). A memory and
+     * disk cache will be used if an {@link ImageCache} has been added using
+     * {@link ImageWorker#addImageCache(android.support.v4.app.FragmentManager, ImageCache.ImageCacheParams)}. If the
+     * image is found in the memory cache, it is set immediately, otherwise an {@link AsyncTask}
+     * will be created to asynchronously load the bitmap.
+     *
+     * @param data The URL of the image to download.
+     * @param imageView The ImageView to bind the downloaded image to.
+     */
+    public void loadImage(Object data, ImageView imageView) {
+        loadImage(data, imageView, null);
+    }
+
     /**
      * Set placeholder bitmap that shows when the the background thread is running.
      *
@@ -238,10 +257,18 @@ public abstract class ImageWorker {
     private class BitmapWorkerTask extends AsyncTask<Void, Void, BitmapDrawable> {
         private Object mData;
         private final WeakReference<ImageView> imageViewReference;
+        private final OnImageLoadedListener mOnImageLoadedListener;
 
         public BitmapWorkerTask(Object data, ImageView imageView) {
             mData = data;
             imageViewReference = new WeakReference<ImageView>(imageView);
+            mOnImageLoadedListener = null;
+        }
+
+        public BitmapWorkerTask(Object data, ImageView imageView, OnImageLoadedListener listener) {
+            mData = data;
+            imageViewReference = new WeakReference<ImageView>(imageView);
+            mOnImageLoadedListener = listener;
         }
 
         /**
@@ -318,6 +345,7 @@ public abstract class ImageWorker {
         @Override
         protected void onPostExecute(BitmapDrawable value) {
             //BEGIN_INCLUDE(complete_background_work)
+            boolean success = false;
             // if cancel was called on this task or the "exit early" flag is set then we're done
             if (isCancelled() || mExitTasksEarly) {
                 value = null;
@@ -328,8 +356,12 @@ public abstract class ImageWorker {
                 if (BuildConfig.DEBUG) {
                     Log.d(TAG, "onPostExecute - setting bitmap");
                 }
+                success = true;
                 setImageDrawable(imageView, value);
             }
+            if (mOnImageLoadedListener != null) {
+                mOnImageLoadedListener.onImageLoaded(success);
+            }
             //END_INCLUDE(complete_background_work)
         }
 
@@ -357,6 +389,19 @@ public abstract class ImageWorker {
         }
     }
 
+    /**
+     * Interface definition for callback on image loaded successfully.
+     */
+    public interface OnImageLoadedListener {
+
+        /**
+         * Called once the image has been loaded.
+         * @param success True if the image was loaded successfully, false if
+         *                there was an error.
+         */
+        void onImageLoaded(boolean success);
+    }
+
     /**
      * A custom Drawable that will be attached to the imageView while the work is in progress.
      * Contains a reference to the actual worker task, so that it can be stopped if a new binding is

samples/browseable/FindMyPhone/Wearable/src/com.example.android.wearable.findphone/FindPhoneService.java

@@ -100,6 +100,7 @@ public class FindPhoneService extends IntentService implements GoogleApiClient.C
             // when it receives the change.
             PutDataMapRequest putDataMapRequest = PutDataMapRequest.create(PATH_SOUND_ALARM);
             putDataMapRequest.getDataMap().putBoolean(FIELD_ALARM_ON, alarmOn);
+            putDataMapRequest.setUrgent();
             Wearable.DataApi.putDataItem(mGoogleApiClient, putDataMapRequest.asPutDataRequest())
                     .await();
         } else {

samples/browseable/Geofencing/Application/src/com.example.android.wearable.geofencing/GeofenceTransitionsIntentService.java

@@ -89,6 +89,7 @@ public class GeofenceTransitionsIntentService extends IntentService
                 final PutDataMapRequest putDataMapRequest =
                         PutDataMapRequest.create(GEOFENCE_DATA_ITEM_PATH);
                 putDataMapRequest.getDataMap().putString(KEY_GEOFENCE_ID, triggeredGeoFenceId);
+                putDataMapRequest.setUrgent();
                 if (mGoogleApiClient.isConnected()) {
                     Wearable.DataApi.putDataItem(
                             mGoogleApiClient, putDataMapRequest.asPutDataRequest()).await();

samples/browseable/Quiz/Application/src/com.example.android.wearable.quiz/MainActivity.java

@@ -248,7 +248,9 @@ public class MainActivity extends Activity implements DataApi.DataListener,
             dataMap.putInt(QUESTION_INDEX, questionIndex);
             dataMap.putStringArray(ANSWERS, answers);
             dataMap.putInt(CORRECT_ANSWER_INDEX, correctAnswerIndex);
-            return request.asPutDataRequest();
+            PutDataRequest putDataRequest = request.asPutDataRequest();
+            putDataRequest.setUrgent();
+            return putDataRequest;
         }
     }
 
@@ -496,7 +498,10 @@ public class MainActivity extends Activity implements DataApi.DataListener,
                 dataMap.putBoolean(QUESTION_WAS_DELETED, false);
                 if (!mHasQuestionBeenAsked && dataMap.getInt(QUESTION_INDEX) == 0) {
                     // Ask the first question now.
-                    Wearable.DataApi.putDataItem(mGoogleApiClient, request.asPutDataRequest());
+                    PutDataRequest putDataRequest = request.asPutDataRequest();
+                    // Set to high priority in case it isn't already.
+                    putDataRequest.setUrgent();
+                    Wearable.DataApi.putDataItem(mGoogleApiClient, putDataRequest);
                     setHasQuestionBeenAsked(true);
                 } else {
                     // Enqueue future questions.

samples/browseable/Quiz/Wearable/src/com.example.android.wearable.quiz/DeleteQuestionService.java

@@ -76,6 +76,7 @@ public class DeleteQuestionService extends IntentService
         DataMap dataMap = putDataMapRequest.getDataMap();
         dataMap.putBoolean(QUESTION_WAS_DELETED, true);
         PutDataRequest request = putDataMapRequest.asPutDataRequest();
+        request.setUrgent();
         Wearable.DataApi.putDataItem(mGoogleApiClient, request).await();
         mGoogleApiClient.disconnect();
     }

samples/browseable/Quiz/Wearable/src/com.example.android.wearable.quiz/UpdateQuestionService.java

@@ -88,6 +88,7 @@ public class UpdateQuestionService extends IntentService
         dataMap.putBoolean(CHOSEN_ANSWER_CORRECT, chosenAnswerCorrect);
         dataMap.putBoolean(QUESTION_WAS_ANSWERED, true);
         PutDataRequest request = putDataMapRequest.asPutDataRequest();
+        request.setUrgent();
         Wearable.DataApi.putDataItem(mGoogleApiClient, request).await();
 
         // Remove this question notification.

samples/browseable/RuntimePermissionsWear/Application/AndroidManifest.xml

@@ -0,0 +1,75 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ Copyright 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.
+-->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.example.android.wearable.runtimepermissions"
+    android:versionCode="1"
+    android:versionName="1.0">
+
+    <uses-sdk
+        android:minSdkVersion="18"
+        android:targetSdkVersion="23" />
+
+    <!-- Permissions for phone. -->
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+
+    <!-- Permissions for wearable:
+    Earlier watches require their permissions to be a subset of the phone apps permission in order
+    for the wear app to be installed. Therefore, you must include the permissions here as well as in
+    the wear manifest.
+    -->
+    <uses-permission android:name="android.permission.BODY_SENSORS" />
+    <uses-permission android:name="android.permission.WAKE_LOCK" />
+
+    <application android:allowBackup="true"
+        android:label="@string/app_name"
+        android:icon="@mipmap/ic_launcher"
+        android:theme="@style/Theme.AppCompat.Light">
+        <activity
+            android:name=".MainPhoneActivity"
+            android:label="@string/app_name" >
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+        <activity
+            android:name=".PhonePermissionRequestActivity"
+            android:label="@string/title_activity_phone_permission_request"
+            android:theme="@style/Theme.AppCompat.Light.NoActionBar" >
+        </activity>
+
+        <activity
+            android:name=".WearPermissionRequestActivity"
+            android:label="@string/title_activity_wear_permission_request"
+            android:theme="@style/Theme.AppCompat.Light.NoActionBar" >
+        </activity>
+
+        <service
+            android:name=".IncomingRequestPhoneService"
+            android:enabled="true"
+            android:exported="true" >
+            <intent-filter>
+                <action android:name="com.google.android.gms.wearable.BIND_LISTENER" />
+            </intent-filter>
+        </service>
+    </application>
+
+
+</manifest>

samples/browseable/RuntimePermissionsWear/Application/res/layout/activity_main.xml

@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    tools:context=".MainActivity"
+    tools:deviceIds="wear_square"
+    android:padding="12dp">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal">
+
+        <Button
+            android:id="@+id/wearBodySensorsPermissionButton"
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:drawableLeft="@drawable/ic_permission_denied"
+            android:text="@string/button_wear_label_activity_main"
+            android:onClick="onClickWearBodySensors" />
+
+        <Button
+            android:id="@+id/phoneStoragePermissionButton"
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:drawableLeft="@drawable/ic_permission_denied"
+            android:text="@string/button_phone_label_activity_main"
+            android:onClick="onClickPhoneStorage" />
+
+    </LinearLayout>
+
+    <TextView
+        android:id="@+id/output"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="3"
+        android:text="@string/hello_phone_activity_main"
+        android:padding="8dp"
+        android:textSize="16sp" />
+</LinearLayout>

samples/browseable/RuntimePermissionsWear/Application/res/layout/activity_phone_permission_request.xml

@@ -0,0 +1,85 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/activity_horizontal_margin"
+    android:paddingRight="@dimen/activity_horizontal_margin"
+    android:paddingTop="@dimen/activity_vertical_margin"
+    android:paddingBottom="@dimen/activity_vertical_margin"
+    android:background="#4c9699">
+
+<Button
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:background="@android:color/transparent"
+    android:stateListAnimator="@null"
+    android:text="@string/no_thanks_activity_phone_permission_request"
+    android:id="@+id/deny_permission_request"
+    android:onClick="onClickDenyPermissionRequest"
+    android:textColor="#ffffff"
+    android:layout_alignParentBottom="true"
+    android:layout_alignParentLeft="true"
+    android:layout_alignParentStart="true" />
+
+<Button
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:background="@android:color/transparent"
+    android:stateListAnimator="@null"
+    android:text="@string/continue_activity_phone_permission_request"
+    android:id="@+id/approve_permission_request"
+    android:onClick="onClickApprovePermissionRequest"
+    android:layout_alignTop="@+id/deny_permission_request"
+    android:layout_alignParentRight="true"
+    android:layout_alignParentEnd="true"
+    android:textStyle="bold"
+    android:textColor="#ffffff" />
+
+<TextView
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:textAppearance="?android:attr/textAppearanceLarge"
+    android:text="@string/main_message_activity_phone_permission_request"
+    android:id="@+id/mainMessageTextView"
+    android:textColor="#ffffff"
+    android:textStyle="bold"
+    android:layout_below="@+id/imageView"
+    android:layout_alignParentLeft="true"
+    android:layout_alignParentStart="true"
+    android:layout_marginTop="117dp" />
+
+<TextView
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:textAppearance="?android:attr/textAppearanceMedium"
+    android:text="@string/details_message_activity_phone_permission_request"
+    android:id="@+id/detailsTextView"
+    android:textColor="#ffffff"
+    android:layout_below="@+id/mainMessageTextView"
+    android:layout_alignParentLeft="true"
+    android:layout_alignParentStart="true" />
+
+<ImageView
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:id="@+id/imageView"
+    android:src="@drawable/ic_file_folder"
+    android:layout_alignParentTop="true"
+    android:layout_centerHorizontal="true"
+    android:layout_marginTop="60dp" />
+
+</RelativeLayout>

samples/browseable/RuntimePermissionsWear/Application/res/layout/activity_wear_permission_request.xml

@@ -0,0 +1,85 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/activity_horizontal_margin"
+    android:paddingRight="@dimen/activity_horizontal_margin"
+    android:paddingTop="@dimen/activity_vertical_margin"
+    android:paddingBottom="@dimen/activity_vertical_margin"
+    android:background="#4c9699">
+
+<Button
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:background="@android:color/transparent"
+    android:stateListAnimator="@null"
+    android:text="@string/no_thanks_activity_wear_permission_request"
+    android:id="@+id/deny_permission_request"
+    android:onClick="onClickDenyPermissionRequest"
+    android:textColor="#ffffff"
+    android:layout_alignParentBottom="true"
+    android:layout_alignParentLeft="true"
+    android:layout_alignParentStart="true" />
+
+<Button
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:background="@android:color/transparent"
+    android:stateListAnimator="@null"
+    android:text="@string/continue_activity_wear_permission_request"
+    android:id="@+id/approve_permission_request"
+    android:onClick="onClickApprovePermissionRequest"
+    android:layout_alignTop="@+id/deny_permission_request"
+    android:layout_alignParentRight="true"
+    android:layout_alignParentEnd="true"
+    android:textStyle="bold"
+    android:textColor="#ffffff" />
+
+<TextView
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:textAppearance="?android:attr/textAppearanceLarge"
+    android:text="@string/main_message_activity_wear_permission_request"
+    android:id="@+id/mainMessageTextView"
+    android:textColor="#ffffff"
+    android:textStyle="bold"
+    android:layout_below="@+id/imageView"
+    android:layout_alignParentLeft="true"
+    android:layout_alignParentStart="true"
+    android:layout_marginTop="117dp" />
+<!--TODO: R.string.dialog_message_activity_main -->
+<TextView
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:textAppearance="?android:attr/textAppearanceMedium"
+    android:text="@string/details_message_activity_wear_permission_request"
+    android:id="@+id/detailsTextView"
+    android:textColor="#ffffff"
+    android:layout_below="@+id/mainMessageTextView"
+    android:layout_alignParentLeft="true"
+    android:layout_alignParentStart="true" />
+
+<ImageView
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    android:id="@+id/imageView"
+    android:src="@drawable/ic_hardware_watch"
+    android:layout_alignParentTop="true"
+    android:layout_centerHorizontal="true"
+    android:layout_marginTop="60dp" />
+
+</RelativeLayout>

samples/browseable/RuntimePermissionsWear/Application/res/values-sw600dp/template-dimens.xml

@@ -0,0 +1,24 @@
+<!--
+  Copyright 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.
+  -->
+
+<resources>
+
+    <!-- Semantic definitions -->
+
+    <dimen name="horizontal_page_margin">@dimen/margin_huge</dimen>
+    <dimen name="vertical_page_margin">@dimen/margin_medium</dimen>
+
+</resources>

samples/browseable/RuntimePermissionsWear/Application/res/values-sw600dp/template-styles.xml

@@ -0,0 +1,25 @@
+<!--
+  Copyright 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.
+  -->
+
+<resources>
+
+    <style name="Widget.SampleMessage">
+        <item name="android:textAppearance">?android:textAppearanceLarge</item>
+        <item name="android:lineSpacingMultiplier">1.2</item>
+        <item name="android:shadowDy">-6.5</item>
+    </style>
+
+</resources>

samples/browseable/RuntimePermissionsWear/Application/res/values-v11/template-styles.xml

@@ -0,0 +1,22 @@
+<!--
+  Copyright 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.
+  -->
+
+<resources>
+
+    <!-- Activity themes -->
+    <style name="Theme.Base" parent="android:Theme.Holo.Light" />
+
+</resources>

samples/browseable/RuntimePermissionsWear/Application/res/values-v21/base-colors.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ Copyright 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.
+-->
+
+<resources>
+
+
+</resources>

samples/browseable/RuntimePermissionsWear/Application/res/values-v21/base-template-styles.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ Copyright 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.
+-->
+
+<resources>
+
+    <!-- Activity themes -->
+    <style name="Theme.Base" parent="android:Theme.Material.Light">
+    </style>
+
+</resources>

samples/browseable/RuntimePermissionsWear/Application/res/values-w820dp/dimens.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<resources>
+    <!-- Example customization of dimensions originally defined in res/values/dimens.xml
+         (such as screen margins) for screens with more than 820dp of available width. This
+         would include 7" and 10" devices in landscape (~960dp and ~1280dp respectively). -->
+    <dimen name="activity_horizontal_margin">64dp</dimen>
+</resources>

samples/browseable/RuntimePermissionsWear/Application/res/values/base-strings.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ Copyright 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.
+-->
+
+<resources>
+    <string name="app_name">RuntimePermissionsWear</string>
+    <string name="intro_message">
+        <![CDATA[
+        
+
+A sample that shows how you can handle remote data that requires permissions both on
+a wearable device and a mobile device.
+
+        
+        ]]>
+    </string>
+</resources>

samples/browseable/RuntimePermissionsWear/Application/res/values/dimens.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<resources>
+    <!-- Default screen margins, per the Android Design guidelines. -->
+    <dimen name="activity_horizontal_margin">16dp</dimen>
+    <dimen name="activity_vertical_margin">16dp</dimen>
+</resources>

samples/browseable/RuntimePermissionsWear/Application/res/values/strings.xml

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<resources>
+
+    <string name="hello_phone_activity_main">Happy equals approved, sad equals denied.\n\nTo see results or request permissions, click on the buttons above.</string>
+    <string name="denied_permission_activity_main">You do not have the correct permissions. Tap sad face to bring up permission dialog again.</string>
+    <string name="button_wear_label_activity_main">Wear Sensors</string>
+    <string name="button_phone_label_activity_main">Phone Storage</string>
+
+    <string name="title_activity_phone_permission_request">PhonePermissionRequestActivity</string>
+    <string name="main_message_activity_phone_permission_request">See your directory structure by letting us read your phone\'s storage.</string>
+    <string name="details_message_activity_phone_permission_request">Your phone and watch experience need access to your phone\'s storage to show your top level directories.</string>
+    <string name="no_thanks_activity_phone_permission_request">No Thanks</string>
+    <string name="continue_activity_phone_permission_request">Continue</string>
+
+    <string name="title_activity_wear_permission_request">WearPermissionRequestActivity</string>
+    <string name="main_message_activity_wear_permission_request">See your total sensor count by letting us read your wear\'s sensors.</string>
+    <string name="details_message_activity_wear_permission_request">Your phone and watch experience need access to your wear\'s sensors to show sensor count.</string>
+    <string name="no_thanks_activity_wear_permission_request">No Thanks</string>
+    <string name="continue_activity_wear_permission_request">Open on Watch</string>
+
+</resources>

samples/browseable/RuntimePermissionsWear/Application/res/values/template-dimens.xml

@@ -0,0 +1,32 @@
+<!--
+  Copyright 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.
+  -->
+
+<resources>
+
+    <!-- Define standard dimensions to comply with Holo-style grids and rhythm. -->
+
+    <dimen name="margin_tiny">4dp</dimen>
+    <dimen name="margin_small">8dp</dimen>
+    <dimen name="margin_medium">16dp</dimen>
+    <dimen name="margin_large">32dp</dimen>
+    <dimen name="margin_huge">64dp</dimen>
+
+    <!-- Semantic definitions -->
+
+    <dimen name="horizontal_page_margin">@dimen/margin_medium</dimen>
+    <dimen name="vertical_page_margin">@dimen/margin_medium</dimen>
+
+</resources>

samples/browseable/RuntimePermissionsWear/Application/res/values/template-styles.xml

@@ -0,0 +1,42 @@
+<!--
+  Copyright 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.
+  -->
+
+<resources>
+
+    <!-- Activity themes -->
+
+    <style name="Theme.Base" parent="android:Theme.Light" />
+
+    <style name="Theme.Sample" parent="Theme.Base" />
+
+    <style name="AppTheme" parent="Theme.Sample" />
+    <!-- Widget styling -->
+
+    <style name="Widget" />
+
+    <style name="Widget.SampleMessage">
+        <item name="android:textAppearance">?android:textAppearanceMedium</item>
+        <item name="android:lineSpacingMultiplier">1.1</item>
+    </style>
+
+    <style name="Widget.SampleMessageTile">
+        <item name="android:background">@drawable/tile</item>
+        <item name="android:shadowColor">#7F000000</item>
+        <item name="android:shadowDy">-3.5</item>
+        <item name="android:shadowRadius">2</item>
+    </style>
+
+</resources>

samples/browseable/RuntimePermissionsWear/Application/res/values/wear.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<resources>
+    <string-array name="android_wear_capabilities">
+        <item>phone_app_runtime_permissions</item>
+    </string-array>
+</resources>

samples/browseable/RuntimePermissionsWear/Application/src/com.example.android.wearable.runtimepermissions/IncomingRequestPhoneService.java

@@ -0,0 +1,176 @@
+/*
+ * Copyright (C) 2015 Google Inc. All Rights Reserved.
+ *
+ * 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.wearable.runtimepermissions;
+
+import android.Manifest;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.os.Environment;
+import android.support.v4.app.ActivityCompat;
+import android.util.Log;
+
+import com.example.android.wearable.runtimepermissions.common.Constants;
+
+import com.google.android.gms.common.api.GoogleApiClient;
+import com.google.android.gms.common.api.PendingResult;
+import com.google.android.gms.wearable.DataMap;
+import com.google.android.gms.wearable.MessageApi;
+import com.google.android.gms.wearable.MessageEvent;
+import com.google.android.gms.wearable.Wearable;
+import com.google.android.gms.wearable.WearableListenerService;
+
+import java.io.File;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Handles all incoming requests for phone data (and permissions) from wear devices.
+ */
+public class IncomingRequestPhoneService extends WearableListenerService {
+
+    private static final String TAG = "IncomingRequestService";
+
+    @Override
+    public void onCreate() {
+        super.onCreate();
+        Log.d(TAG, "onCreate()");
+    }
+
+    @Override
+    public void onMessageReceived(MessageEvent messageEvent) {
+        super.onMessageReceived(messageEvent);
+        Log.d(TAG, "onMessageReceived(): " + messageEvent);
+
+        String messagePath = messageEvent.getPath();
+
+        if (messagePath.equals(Constants.MESSAGE_PATH_PHONE)) {
+
+            DataMap dataMap = DataMap.fromByteArray(messageEvent.getData());
+            int requestType = dataMap.getInt(Constants.KEY_COMM_TYPE, 0);
+
+            if (requestType == Constants.COMM_TYPE_REQUEST_PROMPT_PERMISSION) {
+                promptUserForStoragePermission(messageEvent.getSourceNodeId());
+
+            } else if (requestType == Constants.COMM_TYPE_REQUEST_DATA) {
+                respondWithStorageInformation(messageEvent.getSourceNodeId());
+            }
+        }
+    }
+
+    private void promptUserForStoragePermission(String nodeId) {
+        boolean storagePermissionApproved =
+                ActivityCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE)
+                        == PackageManager.PERMISSION_GRANTED;
+
+        if (storagePermissionApproved) {
+            DataMap dataMap = new DataMap();
+            dataMap.putInt(Constants.KEY_COMM_TYPE,
+                    Constants.COMM_TYPE_RESPONSE_USER_APPROVED_PERMISSION);
+            sendMessage(nodeId, dataMap);
+        } else {
+            // Launch Phone Activity to grant storage permissions.
+            Intent startIntent = new Intent(this, PhonePermissionRequestActivity.class);
+            startIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+            /* This extra is included to alert MainPhoneActivity to send back the permission
+             * results after the user has made their decision in PhonePermissionRequestActivity
+             * and it finishes.
+             */
+            startIntent.putExtra(MainPhoneActivity.EXTRA_PROMPT_PERMISSION_FROM_WEAR, true);
+            startActivity(startIntent);
+        }
+    }
+
+    private void respondWithStorageInformation(String nodeId) {
+
+        boolean storagePermissionApproved =
+                ActivityCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE)
+                        == PackageManager.PERMISSION_GRANTED;
+
+        if (!storagePermissionApproved) {
+            DataMap dataMap = new DataMap();
+            dataMap.putInt(Constants.KEY_COMM_TYPE,
+                    Constants.COMM_TYPE_RESPONSE_PERMISSION_REQUIRED);
+            sendMessage(nodeId, dataMap);
+        } else {
+            /* To keep the sample simple, we are only displaying the top level list of directories.
+             * Otherwise, it will return a message that the media wasn't available.
+             */
+            StringBuilder stringBuilder = new StringBuilder();
+
+            if (isExternalStorageReadable()) {
+                File externalStorageDirectory = Environment.getExternalStorageDirectory();
+                String[] fileList = externalStorageDirectory.list();
+
+                if (fileList.length > 0) {
+                    stringBuilder.append("List of directories on phone:\n");
+                    for (String file : fileList) {
+                        stringBuilder.append(" - " + file + "\n");
+                    }
+                } else {
+                    stringBuilder.append("No files in external storage.");
+                }
+            } else {
+                stringBuilder.append("No external media is available.");
+            }
+
+            // Send valid results
+            DataMap dataMap = new DataMap();
+            dataMap.putInt(Constants.KEY_COMM_TYPE,
+                    Constants.COMM_TYPE_RESPONSE_DATA);
+            dataMap.putString(Constants.KEY_PAYLOAD, stringBuilder.toString());
+            sendMessage(nodeId, dataMap);
+
+        }
+    }
+
+    private void sendMessage(String nodeId, DataMap dataMap) {
+        Log.d(TAG, "sendMessage() Node: " + nodeId);
+
+        GoogleApiClient client = new GoogleApiClient.Builder(this)
+                .addApi(Wearable.API)
+                .build();
+        client.blockingConnect(Constants.CONNECTION_TIME_OUT_MS, TimeUnit.MILLISECONDS);
+
+
+        PendingResult<MessageApi.SendMessageResult> pendingMessageResult =
+                Wearable.MessageApi.sendMessage(
+                        client,
+                        nodeId,
+                        Constants.MESSAGE_PATH_WEAR,
+                        dataMap.toByteArray());
+
+        MessageApi.SendMessageResult sendMessageResult =
+                pendingMessageResult.await(
+                        Constants.CONNECTION_TIME_OUT_MS,
+                        TimeUnit.MILLISECONDS);
+
+        if (!sendMessageResult.getStatus().isSuccess()) {
+            Log.d(TAG, "Sending message failed, status: "
+                    + sendMessageResult.getStatus());
+        } else {
+            Log.d(TAG, "Message sent successfully");
+        }
+        client.disconnect();
+    }
+
+    private boolean isExternalStorageReadable() {
+        String state = Environment.getExternalStorageState();
+
+        return Environment.MEDIA_MOUNTED.equals(state)
+                || Environment.MEDIA_MOUNTED_READ_ONLY.equals(state);
+    }
+}

samples/browseable/RuntimePermissionsWear/Application/src/com.example.android.wearable.runtimepermissions/MainPhoneActivity.java

@@ -0,0 +1,440 @@
+/*
+ * Copyright (C) 2015 Google Inc. All Rights Reserved.
+ *
+ * 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.wearable.runtimepermissions;
+
+import android.Manifest;
+import android.app.Activity;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.os.Environment;
+import android.os.Looper;
+import android.support.v4.app.ActivityCompat;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.widget.Button;
+import android.widget.TextView;
+
+import com.example.android.wearable.runtimepermissions.common.Constants;
+
+import com.google.android.gms.common.ConnectionResult;
+import com.google.android.gms.common.api.GoogleApiClient;
+import com.google.android.gms.common.api.PendingResult;
+import com.google.android.gms.common.api.ResultCallback;
+import com.google.android.gms.wearable.CapabilityApi;
+import com.google.android.gms.wearable.CapabilityInfo;
+import com.google.android.gms.wearable.DataMap;
+import com.google.android.gms.wearable.MessageApi;
+import com.google.android.gms.wearable.MessageEvent;
+import com.google.android.gms.wearable.Node;
+import com.google.android.gms.wearable.Wearable;
+
+import java.io.File;
+import java.util.Set;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Displays data that requires runtime permissions both locally (READ_EXTERNAL_STORAGE) and
+ * remotely on wear (BODY_SENSORS).
+ *
+ * The class also handles sending back the results of a permission request from a remote wear device
+ * when the permission has not been approved yet on the phone (uses EXTRA as trigger). In that case,
+ * the IncomingRequestPhoneService launches the splash Activity (PhonePermissionRequestActivity) to
+ * inform user of permission request. After the user decides what to do, it falls back to this
+ * Activity (which has all the GoogleApiClient code) to handle sending data across and keeps user
+ * in app experience.
+ */
+public class MainPhoneActivity extends AppCompatActivity implements
+        GoogleApiClient.ConnectionCallbacks,
+        GoogleApiClient.OnConnectionFailedListener,
+        CapabilityApi.CapabilityListener,
+        MessageApi.MessageListener,
+        ResultCallback<MessageApi.SendMessageResult> {
+
+    private static final String TAG = "MainPhoneActivity";
+
+    /*
+     * Alerts Activity that the initial request for permissions came from wear, and the Activity
+     * needs to send back the results (data or permission rejection).
+     */
+    public static final String EXTRA_PROMPT_PERMISSION_FROM_WEAR =
+            "com.example.android.wearable.runtimepermissions.extra.PROMPT_PERMISSION_FROM_WEAR";
+
+    private static final int REQUEST_WEAR_PERMISSION_RATIONALE = 1;
+
+    private boolean mWearBodySensorsPermissionApproved;
+    private boolean mPhoneStoragePermissionApproved;
+
+    private boolean mWearRequestingPhoneStoragePermission;
+
+    private Button mWearBodySensorsPermissionButton;
+    private Button mPhoneStoragePermissionButton;
+    private TextView mOutputTextView;
+
+    private Set<Node> mWearNodeIds;
+
+    private GoogleApiClient mGoogleApiClient;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        Log.d(TAG, "onCreate()");
+        super.onCreate(savedInstanceState);
+
+        /*
+         * Since this is a remote permission, we initialize it to false and then check the remote
+         * permission once the GoogleApiClient is connected.
+         */
+        mWearBodySensorsPermissionApproved = false;
+
+        setContentView(R.layout.activity_main);
+
+        // Checks if wear app requested phone permission (permission request opens later if true).
+        mWearRequestingPhoneStoragePermission =
+                getIntent().getBooleanExtra(EXTRA_PROMPT_PERMISSION_FROM_WEAR, false);
+
+        mPhoneStoragePermissionButton =
+                (Button) findViewById(R.id.phoneStoragePermissionButton);
+
+        mWearBodySensorsPermissionButton =
+                (Button) findViewById(R.id.wearBodySensorsPermissionButton);
+
+        mOutputTextView = (TextView) findViewById(R.id.output);
+
+        mGoogleApiClient = new GoogleApiClient.Builder(this)
+                .addApi(Wearable.API)
+                .addConnectionCallbacks(this)
+                .addOnConnectionFailedListener(this)
+                .build();
+    }
+
+    public void onClickWearBodySensors(View view) {
+
+        logToUi("Requested info from wear device(s). New approval may be required.");
+
+        DataMap dataMap = new DataMap();
+        dataMap.putInt(Constants.KEY_COMM_TYPE, Constants.COMM_TYPE_REQUEST_DATA);
+        sendMessage(dataMap);
+    }
+
+    public void onClickPhoneStorage(View view) {
+
+        if (mPhoneStoragePermissionApproved) {
+            logToUi(getPhoneStorageInformation());
+
+        } else {
+            // On 23+ (M+) devices, Storage permission not granted. Request permission.
+            Intent startIntent = new Intent(this, PhonePermissionRequestActivity.class);
+            startActivity(startIntent);
+        }
+    }
+
+    @Override
+    protected void onPause() {
+        Log.d(TAG, "onPause()");
+        super.onPause();
+        if ((mGoogleApiClient != null) && (mGoogleApiClient.isConnected())) {
+            Wearable.CapabilityApi.removeCapabilityListener(
+                    mGoogleApiClient,
+                    this,
+                    Constants.CAPABILITY_WEAR_APP);
+            Wearable.MessageApi.removeListener(mGoogleApiClient, this);
+            mGoogleApiClient.disconnect();
+        }
+    }
+
+    @Override
+    protected void onResume() {
+        Log.d(TAG, "onResume()");
+        super.onResume();
+
+        /* Enables app to handle 23+ (M+) style permissions. It also covers user changing
+         * permission in settings and coming back to the app.
+         */
+        mPhoneStoragePermissionApproved =
+                ActivityCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE)
+                        == PackageManager.PERMISSION_GRANTED;
+
+        if (mPhoneStoragePermissionApproved) {
+            mPhoneStoragePermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                    R.drawable.ic_permission_approved, 0, 0, 0);
+        }
+
+        if (mGoogleApiClient != null) {
+            mGoogleApiClient.connect();
+        }
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        Log.d(TAG, "onActivityResult()");
+        if (requestCode == REQUEST_WEAR_PERMISSION_RATIONALE) {
+
+            if (resultCode == Activity.RESULT_OK) {
+                logToUi("Requested permission on wear device(s).");
+
+                DataMap dataMap = new DataMap();
+                dataMap.putInt(Constants.KEY_COMM_TYPE,
+                        Constants.COMM_TYPE_REQUEST_PROMPT_PERMISSION);
+                sendMessage(dataMap);
+            }
+        }
+    }
+
+    @Override
+    public void onConnected(Bundle bundle) {
+        Log.d(TAG, "onConnected()");
+
+        // Set up listeners for capability and message changes.
+        Wearable.CapabilityApi.addCapabilityListener(
+                mGoogleApiClient,
+                this,
+                Constants.CAPABILITY_WEAR_APP);
+        Wearable.MessageApi.addListener(mGoogleApiClient, this);
+
+        // Initial check of capabilities to find the wear nodes.
+        PendingResult<CapabilityApi.GetCapabilityResult> pendingResult =
+                Wearable.CapabilityApi.getCapability(
+                        mGoogleApiClient,
+                        Constants.CAPABILITY_WEAR_APP,
+                        CapabilityApi.FILTER_REACHABLE);
+
+        pendingResult.setResultCallback(new ResultCallback<CapabilityApi.GetCapabilityResult>() {
+            @Override
+            public void onResult(CapabilityApi.GetCapabilityResult getCapabilityResult) {
+
+                CapabilityInfo capabilityInfo = getCapabilityResult.getCapability();
+                String capabilityName = capabilityInfo.getName();
+
+                boolean wearSupportsSampleApp =
+                        capabilityName.equals(Constants.CAPABILITY_WEAR_APP);
+
+                if (wearSupportsSampleApp) {
+                    mWearNodeIds = capabilityInfo.getNodes();
+
+                    /*
+                     * Upon getting all wear nodes, we now need to check if the original request to
+                     * launch this activity (and PhonePermissionRequestActivity) was initiated by
+                     * a wear device. If it was, we need to send back the permission results (data
+                     * or rejection of permission) to the wear device.
+                     *
+                     * Also, note we set variable to false, this enables the user to continue
+                     * changing permissions without sending updates to the wear every time.
+                     */
+                    if (mWearRequestingPhoneStoragePermission) {
+                        mWearRequestingPhoneStoragePermission = false;
+                        sendWearPermissionResults();
+                    }
+                }
+            }
+        });
+    }
+
+    @Override
+    public void onConnectionSuspended(int i) {
+        Log.d(TAG, "onConnectionSuspended(): connection to location client suspended");
+    }
+
+    @Override
+    public void onConnectionFailed(ConnectionResult connectionResult) {
+        Log.e(TAG, "onConnectionFailed(): connection to location client failed");
+    }
+
+
+    public void onCapabilityChanged(CapabilityInfo capabilityInfo) {
+        Log.d(TAG, "onCapabilityChanged(): " + capabilityInfo);
+
+        mWearNodeIds = capabilityInfo.getNodes();
+    }
+
+    public void onMessageReceived(MessageEvent messageEvent) {
+        Log.d(TAG, "onMessageReceived(): " + messageEvent);
+
+        String messagePath = messageEvent.getPath();
+
+        if (messagePath.equals(Constants.MESSAGE_PATH_PHONE)) {
+            DataMap dataMap = DataMap.fromByteArray(messageEvent.getData());
+
+            int commType = dataMap.getInt(Constants.KEY_COMM_TYPE, 0);
+
+            if (commType == Constants.COMM_TYPE_RESPONSE_PERMISSION_REQUIRED) {
+                mWearBodySensorsPermissionApproved = false;
+                updateWearButtonOnUiThread();
+
+                /* Because our request for remote data requires a remote permission, we now launch
+                 * a splash activity informing the user we need those permissions (along with
+                 * other helpful information to approve).
+                 */
+                Intent wearPermissionRationale =
+                        new Intent(this, WearPermissionRequestActivity.class);
+                startActivityForResult(wearPermissionRationale, REQUEST_WEAR_PERMISSION_RATIONALE);
+
+            } else if (commType == Constants.COMM_TYPE_RESPONSE_USER_APPROVED_PERMISSION) {
+                mWearBodySensorsPermissionApproved = true;
+                updateWearButtonOnUiThread();
+                logToUi("User approved permission on remote device, requesting data again.");
+                DataMap outgoingDataRequestDataMap = new DataMap();
+                outgoingDataRequestDataMap.putInt(Constants.KEY_COMM_TYPE,
+                        Constants.COMM_TYPE_REQUEST_DATA);
+                sendMessage(outgoingDataRequestDataMap);
+
+            } else if (commType == Constants.COMM_TYPE_RESPONSE_USER_DENIED_PERMISSION) {
+                mWearBodySensorsPermissionApproved = false;
+                updateWearButtonOnUiThread();
+                logToUi("User denied permission on remote device.");
+
+            } else if (commType == Constants.COMM_TYPE_RESPONSE_DATA) {
+                mWearBodySensorsPermissionApproved = true;
+                String storageDetails = dataMap.getString(Constants.KEY_PAYLOAD);
+                updateWearButtonOnUiThread();
+                logToUi(storageDetails);
+
+            } else {
+                Log.d(TAG, "Unrecognized communication type received.");
+            }
+        }
+    }
+
+    @Override
+    public void onResult(MessageApi.SendMessageResult sendMessageResult) {
+        if (!sendMessageResult.getStatus().isSuccess()) {
+            Log.d(TAG, "Sending message failed, onResult: " + sendMessageResult);
+            updateWearButtonOnUiThread();
+            logToUi("Sending message failed.");
+
+        } else {
+            Log.d(TAG, "Message sent.");
+        }
+    }
+
+    private void sendMessage(DataMap dataMap) {
+        Log.d(TAG, "sendMessage(): " + mWearNodeIds);
+
+        if ((mWearNodeIds != null) && (!mWearNodeIds.isEmpty())) {
+
+            PendingResult<MessageApi.SendMessageResult> pendingResult;
+
+            for (Node node : mWearNodeIds) {
+
+                pendingResult = Wearable.MessageApi.sendMessage(
+                        mGoogleApiClient,
+                        node.getId(),
+                        Constants.MESSAGE_PATH_WEAR,
+                        dataMap.toByteArray());
+
+                pendingResult.setResultCallback(this, Constants.CONNECTION_TIME_OUT_MS,
+                        TimeUnit.SECONDS);
+            }
+        } else {
+            // Unable to retrieve node with proper capability
+            mWearBodySensorsPermissionApproved = false;
+            updateWearButtonOnUiThread();
+            logToUi("Wear devices not available to send message.");
+        }
+    }
+
+    private void updateWearButtonOnUiThread() {
+        runOnUiThread(new Runnable() {
+            @Override
+            public void run() {
+                if (mWearBodySensorsPermissionApproved) {
+                    mWearBodySensorsPermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                            R.drawable.ic_permission_approved, 0, 0, 0);
+                } else {
+                    mWearBodySensorsPermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                            R.drawable.ic_permission_denied, 0, 0, 0);
+                }
+            }
+        });
+    }
+
+    /*
+     * Handles all messages for the UI coming on and off the main thread. Not all callbacks happen
+     * on the main thread.
+     */
+    private void logToUi(final String message) {
+
+        boolean mainUiThread = (Looper.myLooper() == Looper.getMainLooper());
+
+        if (mainUiThread) {
+
+            if (!message.isEmpty()) {
+                Log.d(TAG, message);
+                mOutputTextView.setText(message);
+            }
+
+        } else {
+            if (!message.isEmpty()) {
+
+                runOnUiThread(new Runnable() {
+                    @Override
+                    public void run() {
+
+                        Log.d(TAG, message);
+                        mOutputTextView.setText(message);
+                    }
+                });
+            }
+        }
+    }
+
+    private String getPhoneStorageInformation() {
+
+        StringBuilder stringBuilder = new StringBuilder();
+
+        String state = Environment.getExternalStorageState();
+        boolean isExternalStorageReadable = Environment.MEDIA_MOUNTED.equals(state)
+                || Environment.MEDIA_MOUNTED_READ_ONLY.equals(state);
+
+        if (isExternalStorageReadable) {
+            File externalStorageDirectory = Environment.getExternalStorageDirectory();
+            String[] fileList = externalStorageDirectory.list();
+
+            if (fileList.length > 0) {
+
+                stringBuilder.append("List of files\n");
+                for (String file : fileList) {
+                    stringBuilder.append(" - " + file + "\n");
+                }
+
+            } else {
+                stringBuilder.append("No files in external storage.");
+            }
+
+        } else {
+            stringBuilder.append("No external media is available.");
+        }
+
+        return stringBuilder.toString();
+    }
+
+    private void sendWearPermissionResults() {
+
+        Log.d(TAG, "sendWearPermissionResults()");
+
+        DataMap dataMap = new DataMap();
+
+        if (mPhoneStoragePermissionApproved) {
+            dataMap.putInt(Constants.KEY_COMM_TYPE,
+                    Constants.COMM_TYPE_RESPONSE_USER_APPROVED_PERMISSION);
+        } else {
+            dataMap.putInt(Constants.KEY_COMM_TYPE,
+                    Constants.COMM_TYPE_RESPONSE_USER_DENIED_PERMISSION);
+        }
+        sendMessage(dataMap);
+    }
+}

samples/browseable/RuntimePermissionsWear/Application/src/com.example.android.wearable.runtimepermissions/PhonePermissionRequestActivity.java

@@ -0,0 +1,114 @@
+/*
+ * Copyright (C) 2015 Google Inc. All Rights Reserved.
+ *
+ * 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.wearable.runtimepermissions;
+
+import android.Manifest;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.support.v4.app.ActivityCompat;
+import android.support.v7.app.AppCompatActivity;
+import android.util.Log;
+import android.view.View;
+
+/**
+ * This is a simple splash screen (activity) for giving more details on why the user should approve
+ * phone permissions for storage. If they choose to move forward, the permission screen
+ * is brought up. Either way (approve or disapprove), this will exit to the MainPhoneActivity after
+ * they are finished with their final decision.
+ *
+ * If this activity is started by our service (IncomingRequestPhoneService) it is marked via an
+ * extra (MainPhoneActivity.EXTRA_PROMPT_PERMISSION_FROM_WEAR). That service only starts
+ * this activity if the phone permission hasn't been approved for the data wear is trying to access.
+ * When the user decides within this Activity what to do with the permission request, it closes and
+ * opens the MainPhoneActivity (to maintain the app experience). It also again passes along the same
+ * extra (MainPhoneActivity.EXTRA_PROMPT_PERMISSION_FROM_WEAR) to alert MainPhoneActivity to
+ * send the results of the user's decision to the wear device.
+ */
+public class PhonePermissionRequestActivity extends AppCompatActivity implements
+        ActivityCompat.OnRequestPermissionsResultCallback {
+
+    private static final String TAG = "PhoneRationale";
+
+    /* Id to identify Location permission request. */
+    private static final int PERMISSION_REQUEST_READ_STORAGE = 1;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        // If permissions granted, we start the main activity (shut this activity down).
+        if (ActivityCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE)
+                == PackageManager.PERMISSION_GRANTED) {
+            startMainActivity();
+        }
+
+        setContentView(R.layout.activity_phone_permission_request);
+    }
+
+    public void onClickApprovePermissionRequest(View view) {
+        Log.d(TAG, "onClickApprovePermissionRequest()");
+
+        // On 23+ (M+) devices, External storage permission not granted. Request permission.
+        ActivityCompat.requestPermissions(
+                this,
+                new String[]{Manifest.permission.READ_EXTERNAL_STORAGE},
+                PERMISSION_REQUEST_READ_STORAGE);
+    }
+
+    public void onClickDenyPermissionRequest(View view) {
+        Log.d(TAG, "onClickDenyPermissionRequest()");
+        startMainActivity();
+    }
+
+    /*
+     * Callback received when a permissions request has been completed.
+     */
+    @Override
+    public void onRequestPermissionsResult(
+            int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
+
+        String permissionResult = "Request code: " + requestCode + ", Permissions: " + permissions
+                + ", Results: " + grantResults;
+        Log.d(TAG, "onRequestPermissionsResult(): " + permissionResult);
+
+        if (requestCode == PERMISSION_REQUEST_READ_STORAGE) {
+            // Close activity regardless of user's decision (decision picked up in main activity).
+            startMainActivity();
+        }
+    }
+
+    private void startMainActivity() {
+
+        Intent mainActivityIntent = new Intent(this, MainPhoneActivity.class);
+
+        /*
+         * If service started this Activity (b/c wear requested data where permissions were not
+         * approved), tells MainPhoneActivity to send results to wear device (via this extra).
+         */
+        boolean serviceStartedActivity = getIntent().getBooleanExtra(
+                MainPhoneActivity.EXTRA_PROMPT_PERMISSION_FROM_WEAR, false);
+
+        if (serviceStartedActivity) {
+           mainActivityIntent.putExtra(
+                   MainPhoneActivity.EXTRA_PROMPT_PERMISSION_FROM_WEAR, true);
+        }
+
+        startActivity(mainActivityIntent);
+    }
+}

samples/browseable/RuntimePermissionsWear/Application/src/com.example.android.wearable.runtimepermissions/WearPermissionRequestActivity.java

@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2015 Google Inc. All Rights Reserved.
+ *
+ * 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.wearable.runtimepermissions;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.support.v4.app.ActivityCompat;
+import android.support.v7.app.AppCompatActivity;
+import android.util.Log;
+import android.view.View;
+
+/**
+ * This is a simple splash screen (activity) for giving more details on why the user should approve
+ * phone permissions for storage. If they choose to move forward, the permission screen
+ * is brought up. Either way (approve or disapprove), this will exit to the MainPhoneActivity after
+ * they are finished with their final decision.
+ *
+ * If this activity is started by our service (IncomingRequestPhoneService) it is marked via an
+ * extra (MainPhoneActivity.EXTRA_PROMPT_PERMISSION_FROM_WEAR). That service only starts
+ * this activity if the phone permission hasn't been approved for the data wear is trying to access.
+ * When the user decides within this Activity what to do with the permission request, it closes and
+ * opens the MainPhoneActivity (to maintain the app experience). It also again passes along the same
+ * extra (MainPhoneActivity.EXTRA_PROMPT_PERMISSION_FROM_WEAR) to alert MainPhoneActivity to
+ * send the results of the user's decision to the wear device.
+ */
+public class WearPermissionRequestActivity extends AppCompatActivity implements
+        ActivityCompat.OnRequestPermissionsResultCallback {
+
+    private static final String TAG = "WearRationale";
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_wear_permission_request);
+    }
+
+    public void onClickApprovePermissionRequest(View view) {
+        Log.d(TAG, "onClickApprovePermissionRequest()");
+        setResult(Activity.RESULT_OK);
+        finish();
+    }
+
+    public void onClickDenyPermissionRequest(View view) {
+        Log.d(TAG, "onClickDenyPermissionRequest()");
+        setResult(Activity.RESULT_CANCELED);
+        finish();
+    }
+}

samples/browseable/RuntimePermissionsWear/Shared/AndroidManifest.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.example.android.wearable.runtimepermissions.common">
+
+    <application android:allowBackup="true" android:label="@string/app_name">
+
+    </application>
+
+</manifest>

samples/browseable/RuntimePermissionsWear/Shared/res/values/strings.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<resources>
+    <string name="app_name">Shared</string>
+</resources>

samples/browseable/RuntimePermissionsWear/Shared/src/com.example.android.wearable.runtimepermissions.common/Constants.java

@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2015 Google Inc. All Rights Reserved.
+ *
+ * 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.wearable.runtimepermissions.common;
+
+import java.util.concurrent.TimeUnit;
+
+/**
+ * A collection of constants that is shared between the wearable and handset apps.
+ */
+public class Constants {
+
+    // Shared
+    public static final long CONNECTION_TIME_OUT_MS = TimeUnit.SECONDS.toMillis(5);
+
+    public static final String KEY_COMM_TYPE = "communicationType";
+    public static final String KEY_PAYLOAD = "payload";
+
+    // Requests
+    public static final int COMM_TYPE_REQUEST_PROMPT_PERMISSION = 1;
+    public static final int COMM_TYPE_REQUEST_DATA = 2;
+
+    // Responses
+    public static final int COMM_TYPE_RESPONSE_PERMISSION_REQUIRED = 1001;
+    public static final int COMM_TYPE_RESPONSE_USER_APPROVED_PERMISSION = 1002;
+    public static final int COMM_TYPE_RESPONSE_USER_DENIED_PERMISSION = 1003;
+    public static final int COMM_TYPE_RESPONSE_DATA = 1004;
+
+    // Phone
+    public static final String CAPABILITY_PHONE_APP = "phone_app_runtime_permissions";
+    public static final String MESSAGE_PATH_PHONE = "/phone_message_path";
+
+    // Wear
+    public static final String CAPABILITY_WEAR_APP = "wear_app_runtime_permissions";
+    public static final String MESSAGE_PATH_WEAR = "/wear_message_path";
+
+    private Constants() {}
+}

samples/browseable/RuntimePermissionsWear/Wearable/AndroidManifest.xml

@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.example.android.wearable.runtimepermissions" >
+
+    <uses-feature android:name="android.hardware.type.watch" />
+
+    <uses-permission android:name="android.permission.WAKE_LOCK" />
+    <uses-permission android:name="android.permission.BODY_SENSORS" />
+
+    <uses-sdk
+        android:minSdkVersion="21"
+        android:targetSdkVersion="23" />
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:theme="@android:style/Theme.DeviceDefault" >
+
+        <meta-data
+            android:name="com.google.android.gms.version"
+            android:value="@integer/google_play_services_version" />
+
+        <!-- If you want your app to run on pre-22, then set required to false -->
+        <uses-library
+            android:name="com.google.android.wearable"
+            android:required="false" />
+
+        <activity
+            android:name=".MainWearActivity"
+            android:label="@string/app_name"
+            android:launchMode="singleInstance">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+        <activity
+            android:name=".RequestPermissionOnPhoneActivity"
+            android:label="@string/title_activity_request_permission_on_phone"
+            android:theme="@android:style/Theme.DeviceDefault.Light">
+        </activity>
+
+        <service
+            android:name=".IncomingRequestWearService"
+            android:enabled="true"
+            android:exported="true" >
+            <intent-filter>
+                <action android:name="com.google.android.gms.wearable.BIND_LISTENER" />
+            </intent-filter>
+        </service>
+    </application>
+</manifest>

samples/browseable/RuntimePermissionsWear/Wearable/res/layout/activity_main.xml

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<android.support.wearable.view.WatchViewStub
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/watch_view_stub"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    app:rectLayout="@layout/rect_activity_main"
+    app:roundLayout="@layout/round_activity_main"
+    tools:context=".MainActivity"
+    tools:deviceIds="wear">
+</android.support.wearable.view.WatchViewStub>

samples/browseable/RuntimePermissionsWear/Wearable/res/layout/activity_request_permission_on_phone.xml

@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<android.support.wearable.view.BoxInsetLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:deviceIds="wear"
+    android:background="@color/white"
+    tools:context="com.example.android.wearable.runtimepermissions.RequestPermissionOnPhoneActivity"
+    android:paddingStart="30dp"
+    android:paddingTop="18dp"
+    android:paddingRight="18dp">
+
+    <LinearLayout
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:onClick="onClickPermissionPhoneStorage"
+        android:orientation="vertical"
+        app:layout_box="all">
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/permission_message_activity_request_permission_on_phone"
+            android:textSize="16sp"
+            android:paddingRight="6dp"
+            android:textColor="#000000"/>
+
+        <android.support.v4.widget.Space
+            android:layout_width="18dp"
+            android:layout_height="18dp"/>
+
+        <LinearLayout
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal"
+            android:gravity="center">
+
+            <android.support.wearable.view.CircledImageView
+                android:layout_width="40dp"
+                android:layout_height="40dp"
+                app:circle_radius="20dp"
+                app:circle_color="#0086D4"
+                android:src="@drawable/ic_cc_open_on_phone"/>
+
+            <android.support.v4.widget.Space
+                android:layout_width="8dp"
+                android:layout_height="8dp"/>
+
+            <TextView
+                android:id="@+id/openOnPhone"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:textAlignment="center"
+                android:textSize="16sp"
+                android:text="@string/open_on_phone_message_activity_request_permission_on_phone"
+                android:textColor="#0086D4"/>
+        </LinearLayout>
+    </LinearLayout>
+</android.support.wearable.view.BoxInsetLayout>

samples/browseable/RuntimePermissionsWear/Wearable/res/layout/rect_activity_main.xml

@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    tools:context=".MainActivity"
+    tools:deviceIds="wear_square">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <Button
+            android:id="@+id/wearBodySensorsPermissionButton"
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:drawableLeft="@drawable/ic_permission_denied"
+            android:textSize="8sp"
+            android:text="@string/button_wear_label_activity_main"
+            android:onClick="onClickWearBodySensors" />
+
+        <Button
+            android:id="@+id/phoneStoragePermissionButton"
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:drawableLeft="@drawable/ic_permission_denied"
+            android:textSize="8sp"
+            android:text="@string/button_phone_label_activity_main"
+            android:onClick="onClickPhoneStorage" />
+    </LinearLayout>
+
+    <TextView
+        android:id="@+id/output"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="2"
+        android:paddingLeft="8dp"
+        android:paddingRight="8dp"
+        android:text="@string/hello_wear_activity_main" />
+</LinearLayout>

samples/browseable/RuntimePermissionsWear/Wearable/res/layout/round_activity_main.xml

@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    tools:context=".MainActivity"
+    tools:deviceIds="wear_round"
+    android:paddingTop="24dp"
+    android:paddingLeft="10dp"
+    android:paddingRight="10dp">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <Button
+            android:id="@+id/wearBodySensorsPermissionButton"
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:drawableLeft="@drawable/ic_permission_denied"
+            android:textSize="8sp"
+            android:text="@string/button_wear_label_activity_main"
+            android:onClick="onClickWearBodySensors" />
+
+        <Button
+            android:id="@+id/phoneStoragePermissionButton"
+            android:layout_width="0dp"
+            android:layout_height="match_parent"
+            android:layout_weight="1"
+            android:drawableLeft="@drawable/ic_permission_denied"
+            android:textSize="8sp"
+            android:text="@string/button_phone_label_activity_main"
+            android:onClick="onClickPhoneStorage" />
+    </LinearLayout>
+
+    <TextView
+        android:id="@+id/output"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="2"
+        android:paddingLeft="8dp"
+        android:paddingRight="8dp"
+        android:text="@string/hello_wear_activity_main" />
+
+</LinearLayout>

samples/browseable/RuntimePermissionsWear/Wearable/res/values/dimens.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2014 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.
+-->
+
+<resources>
+    <dimen name="pair_button_diameter">40dp</dimen>
+    <dimen name="circle_border_normal_width">10dp</dimen>
+    <dimen name="circle_padding">5dp</dimen>
+    <dimen name="circle_radius">35dp</dimen>
+    <dimen name="circle_radius_pressed">40dp</dimen>
+</resources>

samples/browseable/RuntimePermissionsWear/Wearable/res/values/strings.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<resources>
+    <string name="app_name">Runtime Permissions</string>
+
+    <string name="hello_wear_activity_main">Happy equals approved, sad equals denied.\n\nTo see results or request permissions, click on the buttons above.</string>
+    <string name="button_wear_label_activity_main">Wear Sensors</string>
+    <string name="button_phone_label_activity_main">Phone Storage</string>
+
+    <string name="title_activity_request_permission_on_phone">PhonePermissionRationale</string>
+    <string name="permission_message_activity_request_permission_on_phone">App requires access to your phone\'s storage.</string>
+    <string name="open_on_phone_message_activity_request_permission_on_phone">Open on phone</string>
+</resources>

samples/browseable/RuntimePermissionsWear/Wearable/res/values/wear.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright 2015 Google Inc. All rights reserved.
+  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.
+  -->
+
+<resources>
+    <string-array name="android_wear_capabilities">
+        <item>wear_app_runtime_permissions</item>
+    </string-array>
+</resources>

samples/browseable/RuntimePermissionsWear/Wearable/src/com.example.android.wearable.runtimepermissions/IncomingRequestWearService.java

@@ -0,0 +1,209 @@
+/*
+ * Copyright (C) 2015 Google Inc. All Rights Reserved.
+ *
+ * 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.wearable.runtimepermissions;
+
+import android.Manifest;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.hardware.Sensor;
+import android.hardware.SensorManager;
+import android.support.v4.app.ActivityCompat;
+import android.util.Log;
+
+import com.example.android.wearable.runtimepermissions.common.Constants;
+
+import com.google.android.gms.common.ConnectionResult;
+import com.google.android.gms.common.api.GoogleApiClient;
+import com.google.android.gms.common.api.PendingResult;
+import com.google.android.gms.wearable.CapabilityApi;
+import com.google.android.gms.wearable.CapabilityInfo;
+import com.google.android.gms.wearable.DataMap;
+import com.google.android.gms.wearable.MessageApi;
+import com.google.android.gms.wearable.MessageEvent;
+import com.google.android.gms.wearable.Node;
+import com.google.android.gms.wearable.Wearable;
+import com.google.android.gms.wearable.WearableListenerService;
+
+import java.util.List;
+import java.util.Set;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Handles all incoming requests for wear data (and permissions) from phone devices.
+ */
+public class IncomingRequestWearService extends WearableListenerService {
+
+    private static final String TAG = "IncomingRequestService";
+
+    public IncomingRequestWearService() {
+        Log.d(TAG, "IncomingRequestWearService()");
+    }
+
+    @Override
+    public void onCreate() {
+        super.onCreate();
+        Log.d(TAG, "onCreate()");
+    }
+
+    @Override
+    public void onMessageReceived(MessageEvent messageEvent) {
+        Log.d(TAG, "onMessageReceived(): " + messageEvent);
+
+        String messagePath = messageEvent.getPath();
+
+        if (messagePath.equals(Constants.MESSAGE_PATH_WEAR)) {
+            DataMap dataMap = DataMap.fromByteArray(messageEvent.getData());
+
+            int requestType = dataMap.getInt(Constants.KEY_COMM_TYPE);
+
+            if (requestType == Constants.COMM_TYPE_REQUEST_PROMPT_PERMISSION) {
+                promptUserForSensorPermission();
+
+            } else if (requestType == Constants.COMM_TYPE_REQUEST_DATA) {
+                respondWithSensorInformation();
+            }
+        }
+    }
+
+    private void promptUserForSensorPermission() {
+        Log.d(TAG, "promptUserForSensorPermission()");
+
+        boolean sensorPermissionApproved =
+                ActivityCompat.checkSelfPermission(this, Manifest.permission.BODY_SENSORS)
+                        == PackageManager.PERMISSION_GRANTED;
+
+        if (sensorPermissionApproved) {
+            DataMap dataMap = new DataMap();
+            dataMap.putInt(Constants.KEY_COMM_TYPE,
+                    Constants.COMM_TYPE_RESPONSE_USER_APPROVED_PERMISSION);
+            sendMessage(dataMap);
+        } else {
+            // Launch Activity to grant sensor permissions.
+            Intent startIntent = new Intent(this, MainWearActivity.class);
+            startIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+            startIntent.putExtra(MainWearActivity.EXTRA_PROMPT_PERMISSION_FROM_PHONE, true);
+            startActivity(startIntent);
+        }
+    }
+
+    private void respondWithSensorInformation() {
+        Log.d(TAG, "respondWithSensorInformation()");
+
+        boolean sensorPermissionApproved =
+                ActivityCompat.checkSelfPermission(this, Manifest.permission.BODY_SENSORS)
+                        == PackageManager.PERMISSION_GRANTED;
+
+        if (!sensorPermissionApproved) {
+            DataMap dataMap = new DataMap();
+            dataMap.putInt(Constants.KEY_COMM_TYPE,
+                    Constants.COMM_TYPE_RESPONSE_PERMISSION_REQUIRED);
+            sendMessage(dataMap);
+        } else {
+            /* To keep the sample simple, we are only displaying the number of sensors. You could do
+             * something much more complicated.
+             */
+            SensorManager sensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);
+            List<Sensor> sensorList = sensorManager.getSensorList(Sensor.TYPE_ALL);
+            int numberOfSensorsOnDevice = sensorList.size();
+
+            String sensorSummary = numberOfSensorsOnDevice + " sensors on wear device(s)!";
+            DataMap dataMap = new DataMap();
+            dataMap.putInt(Constants.KEY_COMM_TYPE,
+                    Constants.COMM_TYPE_RESPONSE_DATA);
+            dataMap.putString(Constants.KEY_PAYLOAD, sensorSummary);
+            sendMessage(dataMap);
+        }
+    }
+
+    private void sendMessage(DataMap dataMap) {
+
+        Log.d(TAG, "sendMessage(): " + dataMap);
+
+        GoogleApiClient googleApiClient = new GoogleApiClient.Builder(this)
+                .addApi(Wearable.API)
+                .build();
+        ConnectionResult connectionResult =
+                googleApiClient.blockingConnect(
+                        Constants.CONNECTION_TIME_OUT_MS,
+                        TimeUnit.MILLISECONDS);
+
+        if (!connectionResult.isSuccess()) {
+            Log.d(TAG, "Google API Client failed to connect.");
+            return;
+        }
+
+        PendingResult<CapabilityApi.GetCapabilityResult> pendingCapabilityResult =
+                Wearable.CapabilityApi.getCapability(
+                        googleApiClient,
+                        Constants.CAPABILITY_PHONE_APP,
+                        CapabilityApi.FILTER_REACHABLE);
+
+        CapabilityApi.GetCapabilityResult getCapabilityResult =
+                pendingCapabilityResult.await(
+                        Constants.CONNECTION_TIME_OUT_MS,
+                        TimeUnit.MILLISECONDS);
+
+        if (!getCapabilityResult.getStatus().isSuccess()) {
+            Log.d(TAG, "CapabilityApi failed to return any results.");
+            googleApiClient.disconnect();
+            return;
+        }
+
+        CapabilityInfo capabilityInfo = getCapabilityResult.getCapability();
+        String phoneNodeId = pickBestNodeId(capabilityInfo.getNodes());
+
+        PendingResult<MessageApi.SendMessageResult> pendingMessageResult =
+                Wearable.MessageApi.sendMessage(
+                        googleApiClient,
+                        phoneNodeId,
+                        Constants.MESSAGE_PATH_PHONE,
+                        dataMap.toByteArray());
+
+        MessageApi.SendMessageResult sendMessageResult =
+                pendingMessageResult.await(Constants.CONNECTION_TIME_OUT_MS, TimeUnit.MILLISECONDS);
+
+        if (!sendMessageResult.getStatus().isSuccess()) {
+            Log.d(TAG, "Sending message failed, onResult: " + sendMessageResult.getStatus());
+        } else {
+            Log.d(TAG, "Message sent successfully");
+        }
+
+        googleApiClient.disconnect();
+    }
+
+    /*
+     * There should only ever be one phone in a node set (much less w/ the correct capability), so
+     * I am just grabbing the first one (which should be the only one).
+     */
+    private String pickBestNodeId(Set<Node> nodes) {
+
+        Log.d(TAG, "pickBestNodeId: " + nodes);
+
+
+        String bestNodeId = null;
+        /* Find a nearby node or pick one arbitrarily. There should be only one phone connected
+         * that supports this sample.
+         */
+        for (Node node : nodes) {
+            if (node.isNearby()) {
+                return node.getId();
+            }
+            bestNodeId = node.getId();
+        }
+        return bestNodeId;
+    }
+}

samples/browseable/RuntimePermissionsWear/Wearable/src/com.example.android.wearable.runtimepermissions/MainWearActivity.java

@@ -0,0 +1,556 @@
+/*
+ * Copyright (C) 2015 Google Inc. All Rights Reserved.
+ *
+ * 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.wearable.runtimepermissions;
+
+import android.Manifest;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.hardware.Sensor;
+import android.hardware.SensorManager;
+import android.os.Bundle;
+import android.os.Looper;
+import android.support.annotation.NonNull;
+import android.support.v4.app.ActivityCompat;
+import android.support.wearable.activity.WearableActivity;
+import android.support.wearable.view.WatchViewStub;
+import android.util.Log;
+import android.view.View;
+import android.widget.Button;
+import android.widget.TextView;
+
+import com.example.android.wearable.runtimepermissions.common.Constants;
+
+import com.google.android.gms.common.ConnectionResult;
+import com.google.android.gms.common.api.GoogleApiClient;
+import com.google.android.gms.common.api.PendingResult;
+import com.google.android.gms.common.api.ResultCallback;
+import com.google.android.gms.wearable.CapabilityApi;
+import com.google.android.gms.wearable.CapabilityInfo;
+import com.google.android.gms.wearable.DataMap;
+import com.google.android.gms.wearable.MessageApi;
+import com.google.android.gms.wearable.MessageEvent;
+import com.google.android.gms.wearable.Node;
+import com.google.android.gms.wearable.Wearable;
+
+import java.util.List;
+import java.util.Set;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Displays data that requires runtime permissions both locally (BODY_SENSORS) and remotely on
+ * the phone (READ_EXTERNAL_STORAGE).
+ *
+ * The class is also launched by IncomingRequestWearService when the permission for the data the
+ * phone is trying to access hasn't been granted (wear's sensors). If granted in that scenario,
+ * this Activity also sends back the results of the permission request to the phone device (and
+ * the sensor data if approved).
+ */
+public class MainWearActivity extends WearableActivity implements
+        GoogleApiClient.ConnectionCallbacks,
+        GoogleApiClient.OnConnectionFailedListener,
+        CapabilityApi.CapabilityListener,
+        MessageApi.MessageListener,
+        ActivityCompat.OnRequestPermissionsResultCallback {
+
+    private static final String TAG = "MainWearActivity";
+
+    /* Id to identify local permission request for body sensors. */
+    private static final int PERMISSION_REQUEST_READ_BODY_SENSORS = 1;
+
+    /* Id to identify starting/closing RequestPermissionOnPhoneActivity (startActivityForResult). */
+    private static final int REQUEST_PHONE_PERMISSION = 1;
+
+    public static final String EXTRA_PROMPT_PERMISSION_FROM_PHONE =
+            "com.example.android.wearable.runtimepermissions.extra.PROMPT_PERMISSION_FROM_PHONE";
+
+    private boolean mWearBodySensorsPermissionApproved;
+    private boolean mPhoneStoragePermissionApproved;
+
+    private boolean mPhoneRequestingWearSensorPermission;
+
+    private Button mWearBodySensorsPermissionButton;
+    private Button mPhoneStoragePermissionButton;
+    private TextView mOutputTextView;
+
+    private String mPhoneNodeId;
+
+    private GoogleApiClient mGoogleApiClient;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        Log.d(TAG, "onCreate()");
+        super.onCreate(savedInstanceState);;
+
+        /*
+         * Since this is a remote permission, we initialize it to false and then check the remote
+         * permission once the GoogleApiClient is connected.
+         */
+        mPhoneStoragePermissionApproved = false;
+
+        setContentView(R.layout.activity_main);
+        setAmbientEnabled();
+
+        // Checks if phone app requested wear permission (permission request opens later if true).
+        mPhoneRequestingWearSensorPermission =
+                getIntent().getBooleanExtra(EXTRA_PROMPT_PERMISSION_FROM_PHONE, false);
+
+        final WatchViewStub stub = (WatchViewStub) findViewById(R.id.watch_view_stub);
+        stub.setOnLayoutInflatedListener(new WatchViewStub.OnLayoutInflatedListener() {
+            @Override
+            public void onLayoutInflated(WatchViewStub stub) {
+
+                mWearBodySensorsPermissionButton =
+                        (Button) stub.findViewById(R.id.wearBodySensorsPermissionButton);
+
+                if (mWearBodySensorsPermissionApproved) {
+                    mWearBodySensorsPermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                            R.drawable.ic_permission_approved, 0, 0, 0);
+                }
+
+                mPhoneStoragePermissionButton =
+                        (Button) stub.findViewById(R.id.phoneStoragePermissionButton);
+
+                mOutputTextView = (TextView) stub.findViewById(R.id.output);
+
+                if (mPhoneRequestingWearSensorPermission) {
+                    launchPermissionDialogForPhone();
+                }
+
+            }
+        });
+
+        mGoogleApiClient = new GoogleApiClient.Builder(this)
+                .addApi(Wearable.API)
+                .addConnectionCallbacks(this)
+                .addOnConnectionFailedListener(this)
+                .build();
+    }
+
+    public void onClickWearBodySensors(View view) {
+
+        if (mWearBodySensorsPermissionApproved) {
+
+            // To keep the sample simple, we are only displaying the number of sensors.
+            SensorManager sensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);
+            List<Sensor> sensorList = sensorManager.getSensorList(Sensor.TYPE_ALL);
+            int numberOfSensorsOnDevice = sensorList.size();
+
+            logToUi(numberOfSensorsOnDevice + " sensors on device(s)!");
+
+        } else {
+            logToUi("Requested local permission.");
+            // On 23+ (M+) devices, GPS permission not granted. Request permission.
+            ActivityCompat.requestPermissions(
+                    this,
+                    new String[]{Manifest.permission.BODY_SENSORS},
+                    PERMISSION_REQUEST_READ_BODY_SENSORS);
+        }
+    }
+
+    public void onClickPhoneStorage(View view) {
+
+        logToUi("Requested info from phone. New approval may be required.");
+        DataMap dataMap = new DataMap();
+        dataMap.putInt(Constants.KEY_COMM_TYPE,
+                Constants.COMM_TYPE_REQUEST_DATA);
+        sendMessage(dataMap);
+    }
+
+    @Override
+    protected void onPause() {
+        Log.d(TAG, "onPause()");
+        super.onPause();
+        if ((mGoogleApiClient != null) && mGoogleApiClient.isConnected()) {
+            Wearable.CapabilityApi.removeCapabilityListener(
+                    mGoogleApiClient,
+                    this,
+                    Constants.CAPABILITY_PHONE_APP);
+            Wearable.MessageApi.removeListener(mGoogleApiClient, this);
+            mGoogleApiClient.disconnect();
+        }
+    }
+
+    @Override
+    protected void onResume() {
+        Log.d(TAG, "onResume()");
+        super.onResume();
+        if (mGoogleApiClient != null) {
+            mGoogleApiClient.connect();
+        }
+
+        // Enables app to handle 23+ (M+) style permissions.
+        mWearBodySensorsPermissionApproved =
+                ActivityCompat.checkSelfPermission(this, Manifest.permission.BODY_SENSORS)
+                        == PackageManager.PERMISSION_GRANTED;
+    }
+
+     /*
+      * Because this wear activity is marked "android:launchMode='singleInstance'" in the manifest,
+      * we need to allow the permissions dialog to be opened up from the phone even if the wear app
+      * is in the foreground. By overriding onNewIntent, we can cover that use case.
+      */
+    @Override
+    protected void onNewIntent (Intent intent) {
+        Log.d(TAG, "onNewIntent()");
+        super.onNewIntent(intent);
+
+        // Checks if phone app requested wear permissions (opens up permission request if true).
+        mPhoneRequestingWearSensorPermission =
+                intent.getBooleanExtra(EXTRA_PROMPT_PERMISSION_FROM_PHONE, false);
+
+        if (mPhoneRequestingWearSensorPermission) {
+            launchPermissionDialogForPhone();
+        }
+    }
+
+    @Override
+    public void onEnterAmbient(Bundle ambientDetails) {
+        Log.d(TAG, "onEnterAmbient() " + ambientDetails);
+
+        if (mWearBodySensorsPermissionApproved) {
+            mWearBodySensorsPermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                    R.drawable.ic_permission_approved_bw, 0, 0, 0);
+        } else {
+            mWearBodySensorsPermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                    R.drawable.ic_permission_denied_bw, 0, 0, 0);
+        }
+
+        if (mPhoneStoragePermissionApproved) {
+            mPhoneStoragePermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                    R.drawable.ic_permission_approved_bw, 0, 0, 0);
+        } else {
+            mPhoneStoragePermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                    R.drawable.ic_permission_denied_bw, 0, 0, 0);
+        }
+        super.onEnterAmbient(ambientDetails);
+    }
+
+    @Override
+    public void onExitAmbient() {
+        Log.d(TAG, "onExitAmbient()");
+
+        if (mWearBodySensorsPermissionApproved) {
+            mWearBodySensorsPermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                    R.drawable.ic_permission_approved, 0, 0, 0);
+        } else {
+            mWearBodySensorsPermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                    R.drawable.ic_permission_denied, 0, 0, 0);
+        }
+
+        if (mPhoneStoragePermissionApproved) {
+            mPhoneStoragePermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                    R.drawable.ic_permission_approved, 0, 0, 0);
+        } else {
+            mPhoneStoragePermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                    R.drawable.ic_permission_denied, 0, 0, 0);
+        }
+        super.onExitAmbient();
+    }
+
+    @Override
+    public void onConnected(Bundle bundle) {
+        Log.d(TAG, "onConnected()");
+
+        // Set up listeners for capability and message changes.
+        Wearable.CapabilityApi.addCapabilityListener(
+                mGoogleApiClient,
+                this,
+                Constants.CAPABILITY_PHONE_APP);
+        Wearable.MessageApi.addListener(mGoogleApiClient, this);
+
+        // Initial check of capabilities to find the phone.
+        PendingResult<CapabilityApi.GetCapabilityResult> pendingResult =
+                Wearable.CapabilityApi.getCapability(
+                        mGoogleApiClient,
+                        Constants.CAPABILITY_PHONE_APP,
+                        CapabilityApi.FILTER_REACHABLE);
+
+        pendingResult.setResultCallback(new ResultCallback<CapabilityApi.GetCapabilityResult>() {
+            @Override
+            public void onResult(CapabilityApi.GetCapabilityResult getCapabilityResult) {
+
+                if (getCapabilityResult.getStatus().isSuccess()) {
+                    CapabilityInfo capabilityInfo = getCapabilityResult.getCapability();
+                    mPhoneNodeId = pickBestNodeId(capabilityInfo.getNodes());
+
+                } else {
+                    Log.d(TAG, "Failed CapabilityApi result: "
+                            + getCapabilityResult.getStatus());
+                }
+            }
+        });
+    }
+
+    @Override
+    public void onConnectionSuspended(int i) {
+        Log.d(TAG, "onConnectionSuspended(): connection to location client suspended");
+    }
+
+    @Override
+    public void onConnectionFailed(ConnectionResult connectionResult) {
+        Log.e(TAG, "onConnectionFailed(): connection to location client failed");
+    }
+
+    public void onCapabilityChanged(CapabilityInfo capabilityInfo) {
+        Log.d(TAG, "onCapabilityChanged(): " + capabilityInfo);
+
+        mPhoneNodeId = pickBestNodeId(capabilityInfo.getNodes());
+    }
+
+    /*
+     * Callback received when a permissions request has been completed.
+     */
+    @Override
+    public void onRequestPermissionsResult(
+            int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
+
+        String permissionResult = "Request code: " + requestCode + ", Permissions: " + permissions
+                + ", Results: " + grantResults;
+        Log.d(TAG, "onRequestPermissionsResult(): " + permissionResult);
+
+
+        if (requestCode == PERMISSION_REQUEST_READ_BODY_SENSORS) {
+
+            if ((grantResults.length == 1)
+                    && (grantResults[0] == PackageManager.PERMISSION_GRANTED)) {
+
+                mWearBodySensorsPermissionApproved = true;
+                mWearBodySensorsPermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                        R.drawable.ic_permission_approved, 0, 0, 0);
+
+                // To keep the sample simple, we are only displaying the number of sensors.
+                SensorManager sensorManager = (SensorManager) getSystemService(SENSOR_SERVICE);
+                List<Sensor> sensorList = sensorManager.getSensorList(Sensor.TYPE_ALL);
+                int numberOfSensorsOnDevice = sensorList.size();
+
+                String sensorSummary = numberOfSensorsOnDevice + " sensors on this device!";
+                logToUi(sensorSummary);
+
+                if (mPhoneRequestingWearSensorPermission) {
+                    // Resets so this isn't triggered every time permission is changed in app.
+                    mPhoneRequestingWearSensorPermission = false;
+
+                    // Send 'approved' message to remote phone since it started Activity.
+                    DataMap dataMap = new DataMap();
+                    dataMap.putInt(Constants.KEY_COMM_TYPE,
+                            Constants.COMM_TYPE_RESPONSE_USER_APPROVED_PERMISSION);
+                    sendMessage(dataMap);
+                }
+
+            } else {
+
+                mWearBodySensorsPermissionApproved = false;
+                mWearBodySensorsPermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                        R.drawable.ic_permission_denied, 0, 0, 0);
+
+                if (mPhoneRequestingWearSensorPermission) {
+                    // Resets so this isn't triggered every time permission is changed in app.
+                    mPhoneRequestingWearSensorPermission = false;
+                    // Send 'denied' message to remote phone since it started Activity.
+                    DataMap dataMap = new DataMap();
+                    dataMap.putInt(Constants.KEY_COMM_TYPE,
+                            Constants.COMM_TYPE_RESPONSE_USER_DENIED_PERMISSION);
+                    sendMessage(dataMap);
+                }
+            }
+        }
+    }
+
+    public void onMessageReceived(MessageEvent messageEvent) {
+        Log.d(TAG, "onMessageReceived(): " + messageEvent);
+
+        String messagePath = messageEvent.getPath();
+
+        if (messagePath.equals(Constants.MESSAGE_PATH_WEAR)) {
+
+            DataMap dataMap = DataMap.fromByteArray(messageEvent.getData());
+            int commType = dataMap.getInt(Constants.KEY_COMM_TYPE, 0);
+
+            if (commType == Constants.COMM_TYPE_RESPONSE_PERMISSION_REQUIRED) {
+                mPhoneStoragePermissionApproved = false;
+                updatePhoneButtonOnUiThread();
+
+                /* Because our request for remote data requires a remote permission, we now launch
+                 * a splash activity informing the user we need those permissions (along with
+                 * other helpful information to approve).
+                 */
+                Intent phonePermissionRationaleIntent =
+                        new Intent(this, RequestPermissionOnPhoneActivity.class);
+                startActivityForResult(phonePermissionRationaleIntent, REQUEST_PHONE_PERMISSION);
+
+            } else if (commType == Constants.COMM_TYPE_RESPONSE_USER_APPROVED_PERMISSION) {
+                mPhoneStoragePermissionApproved = true;
+                updatePhoneButtonOnUiThread();
+                logToUi("User approved permission on remote device, requesting data again.");
+                DataMap outgoingDataRequestDataMap = new DataMap();
+                outgoingDataRequestDataMap.putInt(Constants.KEY_COMM_TYPE,
+                        Constants.COMM_TYPE_REQUEST_DATA);
+                sendMessage(outgoingDataRequestDataMap);
+
+            } else if (commType == Constants.COMM_TYPE_RESPONSE_USER_DENIED_PERMISSION) {
+                mPhoneStoragePermissionApproved = false;
+                updatePhoneButtonOnUiThread();
+                logToUi("User denied permission on remote device.");
+
+            } else if (commType == Constants.COMM_TYPE_RESPONSE_DATA) {
+                mPhoneStoragePermissionApproved = true;
+                String storageDetails = dataMap.getString(Constants.KEY_PAYLOAD);
+                updatePhoneButtonOnUiThread();
+                logToUi(storageDetails);
+            }
+        }
+    }
+
+    private void sendMessage(DataMap dataMap) {
+        Log.d(TAG, "sendMessage(): " + mPhoneNodeId);
+
+        if (mPhoneNodeId != null) {
+
+            PendingResult<MessageApi.SendMessageResult> pendingResult =
+                    Wearable.MessageApi.sendMessage(
+                            mGoogleApiClient,
+                            mPhoneNodeId,
+                            Constants.MESSAGE_PATH_PHONE,
+                            dataMap.toByteArray());
+
+            pendingResult.setResultCallback(new ResultCallback<MessageApi.SendMessageResult>() {
+                @Override
+                public void onResult(MessageApi.SendMessageResult sendMessageResult) {
+
+                    if (!sendMessageResult.getStatus().isSuccess()) {
+                        updatePhoneButtonOnUiThread();
+                        logToUi("Sending message failed.");
+
+                    } else {
+                        Log.d(TAG, "Message sent successfully.");
+                    }
+                }
+            }, Constants.CONNECTION_TIME_OUT_MS, TimeUnit.SECONDS);
+
+        } else {
+            // Unable to retrieve node with proper capability
+            mPhoneStoragePermissionApproved = false;
+            updatePhoneButtonOnUiThread();
+            logToUi("Phone not available to send message.");
+        }
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        // Check which request we're responding to
+        if (requestCode == REQUEST_PHONE_PERMISSION) {
+            // Make sure the request was successful
+            if (resultCode == RESULT_OK) {
+                logToUi("Requested permission on phone.");
+                DataMap dataMap = new DataMap();
+                dataMap.putInt(Constants.KEY_COMM_TYPE,
+                        Constants.COMM_TYPE_REQUEST_PROMPT_PERMISSION);
+                sendMessage(dataMap);
+            }
+        }
+    }
+
+    /*
+     * There should only ever be one phone in a node set (much less w/ the correct capability), so
+     * I am just grabbing the first one (which should be the only one).
+     */
+    private String pickBestNodeId(Set<Node> nodes) {
+
+        String bestNodeId = null;
+        // Find a nearby node or pick one arbitrarily.
+        for (Node node : nodes) {
+            if (node.isNearby()) {
+                return node.getId();
+            }
+            bestNodeId = node.getId();
+        }
+        return bestNodeId;
+    }
+
+    /*
+     * If Phone triggered the wear app for permissions, we open up the permission
+     * dialog after inflation.
+     */
+    private void launchPermissionDialogForPhone() {
+        Log.d(TAG, "launchPermissionDialogForPhone()");
+
+        if (!mWearBodySensorsPermissionApproved) {
+            // On 23+ (M+) devices, GPS permission not granted. Request permission.
+            ActivityCompat.requestPermissions(
+                    MainWearActivity.this,
+                    new String[]{Manifest.permission.BODY_SENSORS},
+                    PERMISSION_REQUEST_READ_BODY_SENSORS);
+        }
+    }
+
+    private void updatePhoneButtonOnUiThread() {
+        runOnUiThread(new Runnable() {
+            @Override
+            public void run() {
+
+                if (mPhoneStoragePermissionApproved) {
+
+                    if (isAmbient()) {
+                        mPhoneStoragePermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                                R.drawable.ic_permission_approved_bw, 0, 0, 0);
+                    } else {
+                        mPhoneStoragePermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                                R.drawable.ic_permission_approved, 0, 0, 0);
+                    }
+
+                } else {
+
+                    if (isAmbient()) {
+                        mPhoneStoragePermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                                R.drawable.ic_permission_denied_bw, 0, 0, 0);
+                    } else {
+                        mPhoneStoragePermissionButton.setCompoundDrawablesWithIntrinsicBounds(
+                                R.drawable.ic_permission_denied, 0, 0, 0);
+                    }
+                }
+            }
+        });
+    }
+
+    /*
+     * Handles all messages for the UI coming on and off the main thread. Not all callbacks happen
+     * on the main thread.
+     */
+    private void logToUi(final String message) {
+
+        boolean mainUiThread = (Looper.myLooper() == Looper.getMainLooper());
+
+        if (mainUiThread) {
+
+            if (!message.isEmpty()) {
+                Log.d(TAG, message);
+                mOutputTextView.setText(message);
+            }
+
+        } else {
+            runOnUiThread(new Runnable() {
+                @Override
+                public void run() {
+                    if (!message.isEmpty()) {
+                        Log.d(TAG, message);
+                        mOutputTextView.setText(message);
+                    }
+                }
+            });
+        }
+    }
+}

samples/browseable/RuntimePermissionsWear/Wearable/src/com.example.android.wearable.runtimepermissions/RequestPermissionOnPhoneActivity.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2015 Google Inc. All Rights Reserved.
+ *
+ * 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.wearable.runtimepermissions;
+
+import android.os.Bundle;
+import android.support.wearable.activity.WearableActivity;
+import android.view.View;
+
+/**
+ * Asks user if they want to open permission screen on their remote device (phone).
+ */
+public class RequestPermissionOnPhoneActivity extends WearableActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_request_permission_on_phone);
+        setAmbientEnabled();
+    }
+
+    public void onClickPermissionPhoneStorage(View view) {
+        setResult(RESULT_OK);
+        finish();
+    }
+}

samples/browseable/RuntimePermissionsWear/_index.jd

@@ -0,0 +1,11 @@
+
+page.tags="RuntimePermissionsWear"
+sample.group=Wearable
+@jd:body
+
+<p>
+
+A sample that shows how you can handle remote data that requires permissions both on
+a wearable device and a mobile device.
+
+        </p>

samples/browseable/SpeedTracker/Wearable/res/layout/saving_activity.xml

@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2014 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.
+-->
+
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent" android:layout_height="match_parent">
+    <View
+        android:id="@+id/center"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:layout_centerInParent="true"/>
+    <TextView
+        android:id="@+id/textView"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerHorizontal="true"
+        android:layout_above="@id/center"
+        android:layout_marginBottom="18dp"
+        android:fontFamily="sans-serif-light"
+        android:textSize="18sp"
+        android:text="@string/start_saving_gps"/>
+    <android.support.wearable.view.CircledImageView
+        android:id="@+id/cancelBtn"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:layout_below="@id/center"
+        android:layout_toLeftOf="@id/center"
+        android:layout_marginEnd="10dp"
+        android:src="@drawable/ic_cancel_80"
+        app:circle_color="@color/grey"
+        android:onClick="onClick"
+        app:circle_padding="@dimen/circle_padding"
+        app:circle_radius="@dimen/circle_radius"
+        app:circle_radius_pressed="@dimen/circle_radius_pressed" />
+    <android.support.wearable.view.CircledImageView
+        android:id="@+id/submitBtn"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:layout_below="@id/center"
+        android:layout_toRightOf="@id/center"
+        android:layout_marginStart="10dp"
+        android:src="@drawable/ic_confirmation_80"
+        app:circle_color="@color/blue"
+        android:onClick="onClick"
+        app:circle_padding="@dimen/circle_padding"
+        app:circle_radius="@dimen/circle_radius"
+        app:circle_radius_pressed="@dimen/circle_radius_pressed" />
+</RelativeLayout>

samples/browseable/SpeedTracker/Wearable/src/com.example.android.wearable.speedtracker/WearableMainActivity.java

@@ -408,6 +408,7 @@ public class WearableMainActivity extends WearableActivity implements
         putDataMapRequest.getDataMap()
                 .putLong(Constants.KEY_TIME, entry.calendar.getTimeInMillis());
         PutDataRequest request = putDataMapRequest.asPutDataRequest();
+        request.setUrgent();
         Wearable.DataApi.putDataItem(mGoogleApiClient, request)
                 .setResultCallback(new ResultCallback<DataApi.DataItemResult>() {
                     @Override