Google Cloud Messaging (GCM) - не удалось создать экземпляр получателя - java.lang.ClassNotFoundException
Как только приложение запускается или когда push-уведомление отправляется с сервера, происходит следующая трассировка.
08-31 02:00:14.733: E/AndroidRuntime(30973): java.lang.RuntimeException: Unable to instantiate receiver com.example.smsmining.GcmBroadcastReceiver: java.lang.ClassNotFoundException: Didn't find class "com.example.smsmining.GcmBroadcastReceiver" on path: DexPathList[[zip file "/data/app/com.example.smsmining-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.example.smsmining-1, /vendor/lib, /system/lib]]
08-31 02:00:14.733: E/AndroidRuntime(30973): at android.app.ActivityThread.handleReceiver(ActivityThread.java:2405)
08-31 02:00:14.733: E/AndroidRuntime(30973): at android.app.ActivityThread.access$1500(ActivityThread.java:141)
08-31 02:00:14.733: E/AndroidRuntime(30973): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1332)
08-31 02:00:14.733: E/AndroidRuntime(30973): at android.os.Handler.dispatchMessage(Handler.java:99)
08-31 02:00:14.733: E/AndroidRuntime(30973): at android.os.Looper.loop(Looper.java:137)
08-31 02:00:14.733: E/AndroidRuntime(30973): at android.app.ActivityThread.main(ActivityThread.java:5103)
08-31 02:00:14.733: E/AndroidRuntime(30973): at java.lang.reflect.Method.invokeNative(Native Method)
08-31 02:00:14.733: E/AndroidRuntime(30973): at java.lang.reflect.Method.invoke(Method.java:525)
08-31 02:00:14.733: E/AndroidRuntime(30973): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737)
08-31 02:00:14.733: E/AndroidRuntime(30973): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
08-31 02:00:14.733: E/AndroidRuntime(30973): at dalvik.system.NativeStart.main(Native Method)
08-31 02:00:14.733: E/AndroidRuntime(30973): Caused by: java.lang.ClassNotFoundException: Didn't find class "com.example.smsmining.GcmBroadcastReceiver" on path: DexPathList[[zip file "/data/app/com.example.smsmining-1.apk"],nativeLibraryDirectories=[/data/app-lib/com.example.smsmining-1, /vendor/lib, /system/lib]]
08-31 02:00:14.733: E/AndroidRuntime(30973): at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:53)
08-31 02:00:14.733: E/AndroidRuntime(30973): at java.lang.ClassLoader.loadClass(ClassLoader.java:501)
08-31 02:00:14.733: E/AndroidRuntime(30973): at java.lang.ClassLoader.loadClass(ClassLoader.java:461)
08-31 02:00:14.733: E/AndroidRuntime(30973): at android.app.ActivityThread.handleReceiver(ActivityThread.java:2400)
08-31 02:00:14.733: E/AndroidRuntime(30973): ... 10 more
Мой файл манифеста:
GcmBroadcastReceiver.java
package com.example.smsmining;
import android.app.Activity;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.support.v4.content.WakefulBroadcastReceiver;
/**
* This {@code WakefulBroadcastReceiver} takes care of creating and managing a
* partial wake lock for your app. It passes off the work of processing the GCM
* message to an {@code IntentService}, while ensuring that the device does not
* go back to sleep in the transition. The {@code IntentService} calls
* {@code GcmBroadcastReceiver.completeWakefulIntent()} when it is ready to
* release the wake lock.
*/
public class GcmBroadcastReceiver extends WakefulBroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
// Explicitly specify that GcmIntentService will handle the intent.
ComponentName comp = new ComponentName(context.getPackageName(),
GcmIntentService.class.getName());
// Start the service, keeping the device awake while it is launching.
startWakefulService(context, (intent.setComponent(comp)));
setResultCode(Activity.RESULT_OK);
}
}
GcmIntentService.java
public class GcmIntentService extends IntentService {
public static final int NOTIFICATION_ID = 1;
private NotificationManager mNotificationManager;
NotificationCompat.Builder builder;
public GcmIntentService() {
super("GcmIntentService");
}
public static final String TAG = "GCM Demo";
@Override
protected void onHandleIntent(Intent intent) {
Bundle extras = intent.getExtras();
GoogleCloudMessaging gcm = GoogleCloudMessaging.getInstance(this);
// The getMessageType() intent parameter must be the intent you received
// in your BroadcastReceiver.
String messageType = gcm.getMessageType(intent);
if (!extras.isEmpty()) { // has effect of unparcelling Bundle
/*
* Filter messages based on message type. Since it is likely that GCM will be
* extended in the future with new message types, just ignore any message types you're
* not interested in, or that you don't recognize.
*/
if (GoogleCloudMessaging.MESSAGE_TYPE_SEND_ERROR.equals(messageType)) {
sendNotification("Send error: " + extras.toString());
} else if (GoogleCloudMessaging.MESSAGE_TYPE_DELETED.equals(messageType)) {
sendNotification("Deleted messages on server: " + extras.toString());
// If it's a regular GCM message, do some work.
} else if (GoogleCloudMessaging.MESSAGE_TYPE_MESSAGE.equals(messageType)) {
// This loop represents the service doing some work.
for (int i = 0; i < 5; i++) {
Log.i(TAG, "Working... " + (i + 1)
+ "/5 @ " + SystemClock.elapsedRealtime());
try {
Thread.sleep(5);
} catch (InterruptedException e) {
}
}
Log.i(TAG, "Completed work @ " + SystemClock.elapsedRealtime());
// Post notification of received message.
sendNotification("Received: " + extras.toString());
Log.i(TAG, "Received: " + extras.toString());
}
}
// Release the wake lock provided by the WakefulBroadcastReceiver.
GcmBroadcastReceiver.completeWakefulIntent(intent);
}
// Put the message into a notification and post it.
// This is just one simple example of what you might choose to do with
// a GCM message.
private void sendNotification(String msg) {
mNotificationManager = (NotificationManager)
this.getSystemService(Context.NOTIFICATION_SERVICE);
PendingIntent contentIntent = PendingIntent.getActivity(this, 0,
new Intent(this, MainActivity.class), 0);
NotificationCompat.Builder mBuilder =
new NotificationCompat.Builder(this)
.setSmallIcon(R.drawable.ic_launcher)
.setContentTitle("GCM Notification")
.setStyle(new NotificationCompat.BigTextStyle()
.bigText(msg))
.setContentText(msg);
mBuilder.setContentIntent(contentIntent);
mNotificationManager.notify(NOTIFICATION_ID, mBuilder.build());
}
}