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-rw-r--r--wearable/wear/DataLayer/Application/src/main/java/com/example/android/wearable/datalayer/MainActivity.java215
-rw-r--r--wearable/wear/DataLayer/Wearable/src/main/java/com/example/android/wearable/datalayer/MainActivity.java203
-rw-r--r--wearable/wear/DataLayer/gradle/wrapper/gradle-wrapper.properties4
-rw-r--r--wearable/wear/DataLayer/template-params.xml6
4 files changed, 189 insertions, 239 deletions
diff --git a/wearable/wear/DataLayer/Application/src/main/java/com/example/android/wearable/datalayer/MainActivity.java b/wearable/wear/DataLayer/Application/src/main/java/com/example/android/wearable/datalayer/MainActivity.java
index ca86d7a3..b7f9f8b7 100644
--- a/wearable/wear/DataLayer/Application/src/main/java/com/example/android/wearable/datalayer/MainActivity.java
+++ b/wearable/wear/DataLayer/Application/src/main/java/com/example/android/wearable/datalayer/MainActivity.java
@@ -19,13 +19,13 @@ package com.example.android.wearable.datalayer;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
-import android.content.IntentSender;
import android.content.pm.PackageManager;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Bundle;
import android.provider.MediaStore;
+import android.support.annotation.WorkerThread;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
@@ -36,23 +36,19 @@ import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;
-import com.google.android.gms.common.ConnectionResult;
-import com.google.android.gms.common.api.GoogleApiClient;
-import com.google.android.gms.common.api.GoogleApiClient.ConnectionCallbacks;
-import com.google.android.gms.common.api.GoogleApiClient.OnConnectionFailedListener;
-import com.google.android.gms.common.api.ResultCallback;
+import com.google.android.gms.tasks.OnSuccessListener;
+import com.google.android.gms.tasks.Task;
+import com.google.android.gms.tasks.Tasks;
import com.google.android.gms.wearable.Asset;
-import com.google.android.gms.wearable.CapabilityApi;
+import com.google.android.gms.wearable.CapabilityClient;
import com.google.android.gms.wearable.CapabilityInfo;
-import com.google.android.gms.wearable.DataApi;
-import com.google.android.gms.wearable.DataApi.DataItemResult;
+import com.google.android.gms.wearable.DataClient;
import com.google.android.gms.wearable.DataEvent;
import com.google.android.gms.wearable.DataEventBuffer;
-import com.google.android.gms.wearable.MessageApi;
-import com.google.android.gms.wearable.MessageApi.SendMessageResult;
+import com.google.android.gms.wearable.DataItem;
+import com.google.android.gms.wearable.MessageClient;
import com.google.android.gms.wearable.MessageEvent;
import com.google.android.gms.wearable.Node;
-import com.google.android.gms.wearable.NodeApi;
import com.google.android.gms.wearable.PutDataMapRequest;
import com.google.android.gms.wearable.PutDataRequest;
import com.google.android.gms.wearable.Wearable;
@@ -62,6 +58,8 @@ import java.io.IOException;
import java.util.Collection;
import java.util.Date;
import java.util.HashSet;
+import java.util.List;
+import java.util.concurrent.ExecutionException;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledFuture;
import java.util.concurrent.ScheduledThreadPoolExecutor;
@@ -73,17 +71,12 @@ import java.util.concurrent.TimeUnit;
* to the paired wearable.
*/
public class MainActivity extends Activity implements
- CapabilityApi.CapabilityListener,
- MessageApi.MessageListener,
- DataApi.DataListener,
- ConnectionCallbacks,
- OnConnectionFailedListener {
+ DataClient.OnDataChangedListener,
+ MessageClient.OnMessageReceivedListener,
+ CapabilityClient.OnCapabilityChangedListener {
private static final String TAG = "MainActivity";
- //Request code for launching the Intent to resolve Google Play services errors.
- private static final int REQUEST_RESOLVE_ERROR = 1000;
-
private static final int REQUEST_IMAGE_CAPTURE = 1;
private static final String START_ACTIVITY_PATH = "/start-activity";
@@ -92,8 +85,6 @@ public class MainActivity extends Activity implements
private static final String IMAGE_KEY = "photo";
private static final String COUNT_KEY = "count";
- private GoogleApiClient mGoogleApiClient;
- private boolean mResolvingError = false;
private boolean mCameraSupported = false;
private ListView mDataItemList;
@@ -112,6 +103,7 @@ public class MainActivity extends Activity implements
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
LOGD(TAG, "onCreate");
+
mCameraSupported = getPackageManager().hasSystemFeature(PackageManager.FEATURE_CAMERA);
setContentView(R.layout.main_activity);
setupViews();
@@ -121,20 +113,6 @@ public class MainActivity extends Activity implements
mDataItemList.setAdapter(mDataItemListAdapter);
mGeneratorExecutor = new ScheduledThreadPoolExecutor(1);
-
- mGoogleApiClient = new GoogleApiClient.Builder(this)
- .addApi(Wearable.API)
- .addConnectionCallbacks(this)
- .addOnConnectionFailedListener(this)
- .build();
- }
-
- @Override
- protected void onStart() {
- super.onStart();
- if (!mResolvingError) {
- mGoogleApiClient.connect();
- }
}
@Override
@@ -142,23 +120,27 @@ public class MainActivity extends Activity implements
super.onResume();
mDataItemGeneratorFuture = mGeneratorExecutor.scheduleWithFixedDelay(
new DataItemGenerator(), 1, 5, TimeUnit.SECONDS);
+
+ mStartActivityBtn.setEnabled(true);
+ mSendPhotoBtn.setEnabled(mCameraSupported);
+
+ // Instantiates clients without member variables, as clients are inexpensive to create and
+ // won't lose their listeners. (They are cached and shared between GoogleApi instances.)
+ Wearable.getDataClient(this).addListener(this);
+ Wearable.getMessageClient(this).addListener(this);
+ Wearable.getCapabilityClient(this)
+ .addListener(
+ this, Uri.parse("wear://"), CapabilityClient.FILTER_REACHABLE);
}
@Override
public void onPause() {
super.onPause();
mDataItemGeneratorFuture.cancel(true /* mayInterruptIfRunning */);
- }
- @Override
- protected void onStop() {
- if (!mResolvingError && (mGoogleApiClient != null) && (mGoogleApiClient.isConnected())) {
- Wearable.DataApi.removeListener(mGoogleApiClient, this);
- Wearable.MessageApi.removeListener(mGoogleApiClient, this);
- Wearable.CapabilityApi.removeListener(mGoogleApiClient, this);
- mGoogleApiClient.disconnect();
- }
- super.onStop();
+ Wearable.getDataClient(this).removeListener(this);
+ Wearable.getMessageClient(this).removeListener(this);
+ Wearable.getCapabilityClient(this).removeListener(this);
}
@Override
@@ -171,49 +153,6 @@ public class MainActivity extends Activity implements
}
@Override
- public void onConnected(Bundle connectionHint) {
- LOGD(TAG, "Google API Client was connected");
- mResolvingError = false;
- mStartActivityBtn.setEnabled(true);
- mSendPhotoBtn.setEnabled(mCameraSupported);
- Wearable.DataApi.addListener(mGoogleApiClient, this);
- Wearable.MessageApi.addListener(mGoogleApiClient, this);
- Wearable.CapabilityApi.addListener(
- mGoogleApiClient, this, Uri.parse("wear://"), CapabilityApi.FILTER_REACHABLE);
- }
-
- @Override
- public void onConnectionSuspended(int cause) {
- LOGD(TAG, "Connection to Google API client was suspended");
- mStartActivityBtn.setEnabled(false);
- mSendPhotoBtn.setEnabled(false);
- }
-
- @Override
- public void onConnectionFailed(ConnectionResult result) {
- if (!mResolvingError) {
-
- if (result.hasResolution()) {
- try {
- mResolvingError = true;
- result.startResolutionForResult(this, REQUEST_RESOLVE_ERROR);
- } catch (IntentSender.SendIntentException e) {
- // There was an error with the resolution intent. Try again.
- mGoogleApiClient.connect();
- }
- } else {
- Log.e(TAG, "Connection to Google API client has failed");
- mResolvingError = false;
- mStartActivityBtn.setEnabled(false);
- mSendPhotoBtn.setEnabled(false);
- Wearable.DataApi.removeListener(mGoogleApiClient, this);
- Wearable.MessageApi.removeListener(mGoogleApiClient, this);
- Wearable.CapabilityApi.removeListener(mGoogleApiClient, this);
- }
- }
- }
-
- @Override
public void onDataChanged(DataEventBuffer dataEvents) {
LOGD(TAG, "onDataChanged: " + dataEvents);
@@ -258,7 +197,7 @@ public class MainActivity extends Activity implements
}
public void onSendPhotoClick(View view) {
- if (null != mImageBitmap && mGoogleApiClient.isConnected()) {
+ if (null != mImageBitmap) {
sendPhoto(toAsset(mImageBitmap));
}
}
@@ -274,19 +213,24 @@ public class MainActivity extends Activity implements
new StartWearableActivityTask().execute();
}
+ @WorkerThread
private void sendStartActivityMessage(String node) {
- Wearable.MessageApi.sendMessage(
- mGoogleApiClient, node, START_ACTIVITY_PATH, new byte[0]).setResultCallback(
- new ResultCallback<SendMessageResult>() {
- @Override
- public void onResult(SendMessageResult sendMessageResult) {
- if (!sendMessageResult.getStatus().isSuccess()) {
- Log.e(TAG, "Failed to send message with status code: "
- + sendMessageResult.getStatus().getStatusCode());
- }
- }
- }
- );
+
+ Task<Integer> sendMessageTask =
+ Wearable.getMessageClient(this).sendMessage(node, START_ACTIVITY_PATH, new byte[0]);
+
+ try {
+ // Block on a task and get the result synchronously (because this is on a background
+ // thread).
+ Integer result = Tasks.await(sendMessageTask);
+ LOGD(TAG, "Message sent: " + result);
+
+ } catch (ExecutionException exception) {
+ Log.e(TAG, "Task failed: " + exception);
+
+ } catch (InterruptedException exception) {
+ Log.e(TAG, "Interrupt occurred: " + exception);
+ }
}
/**
@@ -333,23 +277,38 @@ public class MainActivity extends Activity implements
PutDataRequest request = dataMap.asPutDataRequest();
request.setUrgent();
- Wearable.DataApi.putDataItem(mGoogleApiClient, request)
- .setResultCallback(new ResultCallback<DataItemResult>() {
- @Override
- public void onResult(DataItemResult dataItemResult) {
- LOGD(TAG, "Sending image was successful: " + dataItemResult.getStatus()
- .isSuccess());
- }
- });
+ Task<DataItem> dataItemTask = Wearable.getDataClient(this).putDataItem(request);
+
+ dataItemTask.addOnSuccessListener(new OnSuccessListener<DataItem>() {
+ @Override
+ public void onSuccess(DataItem dataItem) {
+ LOGD(TAG, "Sending image was successful: " + dataItem);
+ }
+ });
}
+ @WorkerThread
private Collection<String> getNodes() {
HashSet<String> results = new HashSet<>();
- NodeApi.GetConnectedNodesResult nodes =
- Wearable.NodeApi.getConnectedNodes(mGoogleApiClient).await();
- for (Node node : nodes.getNodes()) {
- results.add(node.getId());
+ Task<List<Node>> nodeListTask =
+ Wearable.getNodeClient(getApplicationContext()).getConnectedNodes();
+
+ try {
+ // Block on a task and get the result synchronously (because this is on a background
+ // thread).
+ List<Node> nodes = Tasks.await(nodeListTask);
+
+ for (Node node : nodes) {
+ results.add(node.getId());
+
+ }
+
+ } catch (ExecutionException exception) {
+ Log.e(TAG, "Task failed: " + exception);
+
+ } catch (InterruptedException exception) {
+ Log.e(TAG, "Interrupt occurred: " + exception);
}
return results;
@@ -441,19 +400,23 @@ public class MainActivity extends Activity implements
request.setUrgent();
LOGD(TAG, "Generating DataItem: " + request);
- if (!mGoogleApiClient.isConnected()) {
- return;
+
+ Task<DataItem> dataItemTask =
+ Wearable.getDataClient(getApplicationContext()).putDataItem(request);
+
+ try {
+ // Block on a task and get the result synchronously (because this is on a background
+ // thread).
+ DataItem dataItem = Tasks.await(dataItemTask);
+
+ LOGD(TAG, "DataItem saved: " + dataItem);
+
+ } catch (ExecutionException exception) {
+ Log.e(TAG, "Task failed: " + exception);
+
+ } catch (InterruptedException exception) {
+ Log.e(TAG, "Interrupt occurred: " + exception);
}
- Wearable.DataApi.putDataItem(mGoogleApiClient, request)
- .setResultCallback(new ResultCallback<DataItemResult>() {
- @Override
- public void onResult(DataItemResult dataItemResult) {
- if (!dataItemResult.getStatus().isSuccess()) {
- Log.e(TAG, "ERROR: failed to putDataItem, status code: "
- + dataItemResult.getStatus().getStatusCode());
- }
- }
- });
}
}
} \ No newline at end of file
diff --git a/wearable/wear/DataLayer/Wearable/src/main/java/com/example/android/wearable/datalayer/MainActivity.java b/wearable/wear/DataLayer/Wearable/src/main/java/com/example/android/wearable/datalayer/MainActivity.java
index 402912f4..feec09c5 100644
--- a/wearable/wear/DataLayer/Wearable/src/main/java/com/example/android/wearable/datalayer/MainActivity.java
+++ b/wearable/wear/DataLayer/Wearable/src/main/java/com/example/android/wearable/datalayer/MainActivity.java
@@ -38,20 +38,17 @@ import android.widget.Toast;
import com.example.android.wearable.datalayer.fragments.AssetFragment;
import com.example.android.wearable.datalayer.fragments.DataFragment;
import com.example.android.wearable.datalayer.fragments.DiscoveryFragment;
-import com.google.android.gms.common.ConnectionResult;
-import com.google.android.gms.common.api.GoogleApiClient;
-import com.google.android.gms.common.api.GoogleApiClient.ConnectionCallbacks;
-import com.google.android.gms.common.api.GoogleApiClient.OnConnectionFailedListener;
-import com.google.android.gms.common.api.PendingResult;
-import com.google.android.gms.common.api.ResultCallback;
+import com.google.android.gms.tasks.OnSuccessListener;
+import com.google.android.gms.tasks.Task;
+import com.google.android.gms.tasks.Tasks;
import com.google.android.gms.wearable.Asset;
-import com.google.android.gms.wearable.CapabilityApi;
+import com.google.android.gms.wearable.CapabilityClient;
import com.google.android.gms.wearable.CapabilityInfo;
-import com.google.android.gms.wearable.DataApi;
+import com.google.android.gms.wearable.DataClient;
import com.google.android.gms.wearable.DataEvent;
import com.google.android.gms.wearable.DataEventBuffer;
import com.google.android.gms.wearable.DataMapItem;
-import com.google.android.gms.wearable.MessageApi;
+import com.google.android.gms.wearable.MessageClient;
import com.google.android.gms.wearable.MessageEvent;
import com.google.android.gms.wearable.Node;
import com.google.android.gms.wearable.Wearable;
@@ -62,6 +59,7 @@ import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
+import java.util.concurrent.ExecutionException;
/**
* The main activity with a view pager, containing three pages:<p/>
@@ -78,17 +76,14 @@ import java.util.Set;
* </ul>
*/
public class MainActivity extends Activity implements
- ConnectionCallbacks,
- OnConnectionFailedListener,
- DataApi.DataListener,
- MessageApi.MessageListener,
- CapabilityApi.CapabilityListener {
+ DataClient.OnDataChangedListener,
+ MessageClient.OnMessageReceivedListener,
+ CapabilityClient.OnCapabilityChangedListener {
private static final String TAG = "MainActivity";
private static final String CAPABILITY_1_NAME = "capability_1";
private static final String CAPABILITY_2_NAME = "capability_2";
- private GoogleApiClient mGoogleApiClient;
private GridViewPager mPager;
private DataFragment mDataFragment;
private AssetFragment mAssetFragment;
@@ -99,48 +94,28 @@ public class MainActivity extends Activity implements
setContentView(R.layout.main_activity);
getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
setupViews();
- mGoogleApiClient = new GoogleApiClient.Builder(this)
- .addApi(Wearable.API)
- .addConnectionCallbacks(this)
- .addOnConnectionFailedListener(this)
- .build();
}
@Override
protected void onResume() {
super.onResume();
- mGoogleApiClient.connect();
+
+ // Instantiates clients without member variables, as clients are inexpensive to create and
+ // won't lose their listeners. (They are cached and shared between GoogleApi instances.)
+ Wearable.getDataClient(this).addListener(this);
+ Wearable.getMessageClient(this).addListener(this);
+ Wearable.getCapabilityClient(this)
+ .addListener(
+ this, Uri.parse("wear://"), CapabilityClient.FILTER_REACHABLE);
}
@Override
protected void onPause() {
- if ((mGoogleApiClient != null) && mGoogleApiClient.isConnected()) {
- Wearable.DataApi.removeListener(mGoogleApiClient, this);
- Wearable.MessageApi.removeListener(mGoogleApiClient, this);
- Wearable.CapabilityApi.removeListener(mGoogleApiClient, this);
- mGoogleApiClient.disconnect();
- }
-
super.onPause();
- }
-
- @Override
- public void onConnected(Bundle connectionHint) {
- LOGD(TAG, "onConnected(): Successfully connected to Google API client");
- Wearable.DataApi.addListener(mGoogleApiClient, this);
- Wearable.MessageApi.addListener(mGoogleApiClient, this);
- Wearable.CapabilityApi.addListener(
- mGoogleApiClient, this, Uri.parse("wear://"), CapabilityApi.FILTER_REACHABLE);
- }
-
- @Override
- public void onConnectionSuspended(int cause) {
- LOGD(TAG, "onConnectionSuspended(): Connection to Google API client was suspended");
- }
- @Override
- public void onConnectionFailed(ConnectionResult result) {
- Log.e(TAG, "onConnectionFailed(): Failed to connect, with result: " + result);
+ Wearable.getDataClient(this).removeListener(this);
+ Wearable.getMessageClient(this).removeListener(this);
+ Wearable.getCapabilityClient(this).removeListener(this);
}
@Override
@@ -185,64 +160,6 @@ public class MainActivity extends Activity implements
}
}
- /**
- * Find the connected nodes that provide at least one of the given capabilities
- */
- private void showNodes(final String... capabilityNames) {
-
- PendingResult<CapabilityApi.GetAllCapabilitiesResult> pendingCapabilityResult =
- Wearable.CapabilityApi.getAllCapabilities(
- mGoogleApiClient,
- CapabilityApi.FILTER_REACHABLE);
-
- pendingCapabilityResult.setResultCallback(
- new ResultCallback<CapabilityApi.GetAllCapabilitiesResult>() {
- @Override
- public void onResult(
- CapabilityApi.GetAllCapabilitiesResult getAllCapabilitiesResult) {
-
- if (!getAllCapabilitiesResult.getStatus().isSuccess()) {
- Log.e(TAG, "Failed to get capabilities");
- return;
- }
-
- Map<String, CapabilityInfo> capabilitiesMap =
- getAllCapabilitiesResult.getAllCapabilities();
- Set<Node> nodes = new HashSet<>();
-
- if (capabilitiesMap.isEmpty()) {
- showDiscoveredNodes(nodes);
- return;
- }
- for (String capabilityName : capabilityNames) {
- CapabilityInfo capabilityInfo = capabilitiesMap.get(capabilityName);
- if (capabilityInfo != null) {
- nodes.addAll(capabilityInfo.getNodes());
- }
- }
- showDiscoveredNodes(nodes);
- }
-
- private void showDiscoveredNodes(Set<Node> nodes) {
- List<String> nodesList = new ArrayList<>();
- for (Node node : nodes) {
- nodesList.add(node.getDisplayName());
- }
- LOGD(TAG, "Connected Nodes: " + (nodesList.isEmpty()
- ? "No connected device was found for the given capabilities"
- : TextUtils.join(",", nodesList)));
- String msg;
- if (!nodesList.isEmpty()) {
- msg = getString(R.string.connected_nodes,
- TextUtils.join(", ", nodesList));
- } else {
- msg = getString(R.string.no_device);
- }
- Toast.makeText(MainActivity.this, msg, Toast.LENGTH_LONG).show();
- }
- });
- }
-
@Override
public void onMessageReceived(MessageEvent event) {
LOGD(TAG, "onMessageReceived: " + event);
@@ -255,6 +172,53 @@ public class MainActivity extends Activity implements
mDataFragment.appendItem("onCapabilityChanged", capabilityInfo.toString());
}
+ /**
+ * Find the connected nodes that provide at least one of the given capabilities
+ */
+ private void showNodes(final String... capabilityNames) {
+
+ Task<Map<String, CapabilityInfo>> capabilitiesTask =
+ Wearable.getCapabilityClient(this)
+ .getAllCapabilities(CapabilityClient.FILTER_REACHABLE);
+
+ capabilitiesTask.addOnSuccessListener(new OnSuccessListener<Map<String, CapabilityInfo>>() {
+ @Override
+ public void onSuccess(Map<String, CapabilityInfo> capabilityInfoMap) {
+ Set<Node> nodes = new HashSet<>();
+
+ if (capabilityInfoMap.isEmpty()) {
+ showDiscoveredNodes(nodes);
+ return;
+ }
+ for (String capabilityName : capabilityNames) {
+ CapabilityInfo capabilityInfo = capabilityInfoMap.get(capabilityName);
+ if (capabilityInfo != null) {
+ nodes.addAll(capabilityInfo.getNodes());
+ }
+ }
+ showDiscoveredNodes(nodes);
+ }
+ });
+ }
+
+ private void showDiscoveredNodes(Set<Node> nodes) {
+ List<String> nodesList = new ArrayList<>();
+ for (Node node : nodes) {
+ nodesList.add(node.getDisplayName());
+ }
+ LOGD(TAG, "Connected Nodes: " + (nodesList.isEmpty()
+ ? "No connected device was found for the given capabilities"
+ : TextUtils.join(",", nodesList)));
+ String msg;
+ if (!nodesList.isEmpty()) {
+ msg = getString(R.string.connected_nodes,
+ TextUtils.join(", ", nodesList));
+ } else {
+ msg = getString(R.string.no_device);
+ }
+ Toast.makeText(MainActivity.this, msg, Toast.LENGTH_LONG).show();
+ }
+
private void setupViews() {
mPager = (GridViewPager) findViewById(R.id.pager);
mPager.setOffscreenPageCount(2);
@@ -318,14 +282,35 @@ public class MainActivity extends Activity implements
Asset asset = params[0];
- InputStream assetInputStream = Wearable.DataApi.getFdForAsset(
- mGoogleApiClient, asset).await().getInputStream();
+ Task<DataClient.GetFdForAssetResponse> getFdForAssetResponseTask =
+ Wearable.getDataClient(getApplicationContext()).getFdForAsset(asset);
+
+ try {
+ // Block on a task and get the result synchronously. This is generally done
+ // when executing a task inside a separately managed background thread. Doing
+ // this on the main (UI) thread can cause your application to become
+ // unresponsive.
+ DataClient.GetFdForAssetResponse getFdForAssetResponse =
+ Tasks.await(getFdForAssetResponseTask);
+
+ InputStream assetInputStream = getFdForAssetResponse.getInputStream();
+
+ if (assetInputStream != null) {
+ return BitmapFactory.decodeStream(assetInputStream);
+
+ } else {
+ Log.w(TAG, "Requested an unknown Asset.");
+ return null;
+ }
+
+ } catch (ExecutionException exception) {
+ Log.e(TAG, "Failed retrieving asset, Task failed: " + exception);
+ return null;
- if (assetInputStream == null) {
- Log.w(TAG, "Requested an unknown Asset.");
+ } catch (InterruptedException exception) {
+ Log.e(TAG, "Failed retrieving asset, interrupt occurred: " + exception);
return null;
}
- return BitmapFactory.decodeStream(assetInputStream);
} else {
Log.e(TAG, "Asset must be non-null");
diff --git a/wearable/wear/DataLayer/gradle/wrapper/gradle-wrapper.properties b/wearable/wear/DataLayer/gradle/wrapper/gradle-wrapper.properties
index f6f95d8b..0bb8ef1b 100644
--- a/wearable/wear/DataLayer/gradle/wrapper/gradle-wrapper.properties
+++ b/wearable/wear/DataLayer/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Tue Apr 12 16:28:18 PDT 2016
+#Mon Nov 20 15:43:26 PST 2017
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-3.4.1-all.zip \ No newline at end of file
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip
diff --git a/wearable/wear/DataLayer/template-params.xml b/wearable/wear/DataLayer/template-params.xml
index beeb26a1..24f5be28 100644
--- a/wearable/wear/DataLayer/template-params.xml
+++ b/wearable/wear/DataLayer/template-params.xml
@@ -20,8 +20,10 @@
<package>com.example.android.wearable.datalayer</package>
<minSdk>18</minSdk>
- <targetSdkVersion>25</targetSdkVersion>
- <targetSdkVersionWear>25</targetSdkVersionWear>
+ <targetSdkVersion>27</targetSdkVersion>
+ <targetSdkVersionWear>26</targetSdkVersionWear>
+
+ <multiDexEnabled>true</multiDexEnabled>
<wearable>
<has_handheld_app>true</has_handheld_app>