Приложение для обнаружения движения пользователя продолжает сбой

Question

Я работаю над этим приложением. Он просто не исполнится. Аварии каждый раз. Пожалуйста, помогите.

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?> 
<manifest xmlns:android="http://schemas.android.com/apk/res/android" 
    package="com.androidrecipes.usermotionactivity" 
    android:versionCode="1" 
    android:versionName="1.0" > 

    <uses-sdk 
     android:minSdkVersion="14" 
     android:targetSdkVersion="18" /> 
    <uses-permission android:name="com.google.android.gms.permission.ACTIVITY_RECOGNITION" /> 

    <application 
     android:allowBackup="true" 
     android:icon="@drawable/ic_launcher" 
     android:label="@string/app_name" 
     android:theme="@style/AppTheme" > 
     <activity 
      android:name=".MainActivity" 
      android:label="@string/app_name" > 
      <intent-filter> 
       <action android:name="android.intent.action.MAIN" /> 

       <category android:name="android.intent.category.LAUNCHER" /> 
      </intent-filter> 
     </activity> 
     <service android:name="com.androidrecipes.usermotionactivity.UserMotionService" /> 
    </application> 

</manifest> 

UserMotionService.java

package com.androidrecipes.usermotionactivity; 


import com.google.android.gms.location.ActivityRecognitionResult; 
import com.google.android.gms.location.DetectedActivity; 

import android.app.IntentService; 
import android.content.Intent; 
import android.os.Binder; 
import android.os.Handler; 
import android.os.IBinder; 
import android.os.Message; 
import android.util.Log; 

public class UserMotionService extends IntentService { 
    private static final String TAG = "UserMotionService"; 

    /* 
    * Callback interface for detected activity type changes 
    */ 
    public interface OnActivityChangedListener{ 
     public void onUserActivityChanged(int bestChoice, int bestConfidence, 
       ActivityRecognitionResult newActivity); 
    } 

    /* Last detected activity type */ 
    private DetectedActivity mLastKnownActivity; 
    /* 
    * Marshals requests from the background thread so the callbacks 
    * can be made on the main (UI) thread. 
    */ 
    private CallbackHandler mHandler; 
    private static class CallbackHandler extends Handler { 
     /* Callback for activity changes */ 
     private OnActivityChangedListener mCallback; 

     public void setCallback(OnActivityChangedListener callback) { 
      mCallback = callback; 
     } 

     @Override 
     public void handleMessage(Message msg) { 
      if (mCallback != null) { 
       //Read payload data out of the message and fire callback 
       ActivityRecognitionResult newActivity = (ActivityRecognitionResult) msg.obj; 
       mCallback.onUserActivityChanged(msg.arg1, msg.arg2, newActivity); 
      } 
     } 
    } 

    public UserMotionService() { 
     //String is used to name the background thread created 
     super("UserMotionService"); 
     mHandler = new CallbackHandler(); 
    } 

    public void setOnActivityChangedListener(OnActivityChangedListener listener) { 
     mHandler.setCallback(listener); 
    } 

    @Override 
    public void onDestroy() { 
     super.onDestroy(); 
     Log.w(TAG, "Service is stopping..."); 
    } 

    /* 
    * Incoming action events from the framework will come 
    * in here. This is called on a background thread, so 
    * we can do long processing here if we wish. 
    */ 
    @Override 
    protected void onHandleIntent(Intent intent) { 
     if (ActivityRecognitionResult.hasResult(intent)) { 
      //Extract the result from the Intent 
      ActivityRecognitionResult result = 
        ActivityRecognitionResult.extractResult(intent); 
      DetectedActivity activity = result.getMostProbableActivity(); 
      Log.v(TAG, "New User Activity Event"); 

      //If the highest probability is UNKNOWN, but the confidence is low, 
      // check if another exists and select it instead 
      if (activity.getType() == DetectedActivity.UNKNOWN 
        && activity.getConfidence() < 60 
        && result.getProbableActivities().size() > 1) { 
       //Select the next probable element 
       activity = result.getProbableActivities().get(1); 
      } 

      //On a change in activity, alert the callback 
      if (mLastKnownActivity == null 
        || mLastKnownActivity.getType() != activity.getType() 
        || mLastKnownActivity.getConfidence() != activity.getConfidence()) { 
       //Pass the results to the main thread inside a Message 
       Message msg = Message.obtain(null, 
         0,       //what 
         activity.getType(),  //arg1 
         activity.getConfidence(), //arg2 
         result); 
       mHandler.sendMessage(msg); 
      } 
      mLastKnownActivity = activity; 
     } 
    } 

    /* 
    * This is called when the Activity wants to bind to the 
    * service. We have to provide a wrapper around this instance 
    * to pass it back. 
    */ 
    @Override 
    public IBinder onBind(Intent intent) { 
     return mBinder; 
    } 

    /* 
    * This is a simple wrapper that we can pass to the Activity 
    * to allow it direct access to this service. 
    */ 
    private LocalBinder mBinder = new LocalBinder(); 
    public class LocalBinder extends Binder { 
     public UserMotionService getService() { 
      return UserMotionService.this; 
     } 
    } 

    /* 
    * Utility to get a good display name for each state 
    */ 
    public static String getActivityName(DetectedActivity activity) { 
     switch(activity.getType()) { 
      case DetectedActivity.IN_VEHICLE: 
       return "Driving"; 
      case DetectedActivity.ON_BICYCLE: 
       return "Biking"; 
      case DetectedActivity.ON_FOOT: 
       return "Walking"; 
      case DetectedActivity.STILL: 
       return "Not Moving"; 
      case DetectedActivity.TILTING: 
       return "Tilting"; 
      case DetectedActivity.UNKNOWN: 
      default: 
       return "No Clue"; 
     } 
    } 
} 

MainActivity.java

Logcat:

09-02 10:29:16.635: D/dalvikvm(1867): GC_FOR_ALLOC freed 42K, 4% free 2901K/3008K, paused 151ms, total 152ms 
09-02 10:29:16.635: I/dalvikvm-heap(1867): Grow heap (frag case) to 3.500MB for 635808-byte allocation 
09-02 10:29:16.755: D/dalvikvm(1867): GC_FOR_ALLOC freed 2K, 4% free 3520K/3632K, paused 117ms, total 117ms 
09-02 10:29:17.495: D/AndroidRuntime(1867): Shutting down VM 
09-02 10:29:17.535: W/dalvikvm(1867): threadid=1: thread exiting with uncaught exception (group=0xb2d74b20) 
09-02 10:29:17.675: E/AndroidRuntime(1867): FATAL EXCEPTION: main 
09-02 10:29:17.675: E/AndroidRuntime(1867): Process: com.androidrecipes.usermotionactivity, PID: 1867 
09-02 10:29:17.675: E/AndroidRuntime(1867): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.androidrecipes.usermotionactivity/com.androidrecipes.usermotionactivity.MainActivity}: java.lang.IllegalStateException: A required meta-data tag in your app's AndroidManifest.xml does not exist. You must have the following declaration within the <application> element:  <meta-data android:name="com.google.android.gms.version" android:value="@integer/google_play_services_version" /> 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2195) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at android.app.ActivityThread.access$800(ActivityThread.java:135) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at android.os.Handler.dispatchMessage(Handler.java:102) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at android.os.Looper.loop(Looper.java:136) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at android.app.ActivityThread.main(ActivityThread.java:5017) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at java.lang.reflect.Method.invokeNative(Native Method) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at java.lang.reflect.Method.invoke(Method.java:515) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at dalvik.system.NativeStart.main(Native Method) 
09-02 10:29:17.675: E/AndroidRuntime(1867): Caused by: java.lang.IllegalStateException: A required meta-data tag in your app's AndroidManifest.xml does not exist. You must have the following declaration within the <application> element:  <meta-data android:name="com.google.android.gms.version" android:value="@integer/google_play_services_version" /> 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at com.google.android.gms.common.GooglePlayServicesUtil.A(Unknown Source) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at com.google.android.gms.common.GooglePlayServicesUtil.isGooglePlayServicesAvailable(Unknown Source) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at com.androidrecipes.usermotionactivity.MainActivity.onCreate(MainActivity.java:69) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at android.app.Activity.performCreate(Activity.java:5231) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2159) 
09-02 10:29:17.675: E/AndroidRuntime(1867):  ... 11 more 

Я включил дополнительное разрешение и ошибок в коде не было. Однако он говорит: «К сожалению, UserMotion остановился». Пожалуйста, помогите.

Answer 1

Эта ошибка происходит из-за этого отсутствующего тега внутри тагин манифеста

<application> 
.... 
.... 
<meta-data 
    android:name="com.google.android.gms.version" 
    android:value="@integer/google_play_services_version" /> 
</appliacation