我正在尝试在我的Android应用程序中实现GCM，几乎所有教程都不是最新的，我跟着android GCM快速启动，但不幸的是我无法收到消息（GcmListenerService.onMessageReceived没有调用所有！）。
在服务器上，当尝试发送消息时，我收到以下结果{"multicast_id":6757219588450825294,"success":1,"failure":0,"canonical_ids":0,"results":[{"message_id":"0:1436444559760181%ad103adbf9fd7ecd"}]}
我的代码：
的manifest.xml：
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.qaof.mkm.endakkhabar" >
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.GET_ACCOUNTS" />
<uses-permission android:name="android.permission.WAKE_LOCK" />
<uses-permission android:name="com.google.android.c2dm.permission.RECEIVE" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<uses-permission android:name="com.example.gcm.permission.C2D_MESSAGE" />
...
<application
...
<!-
[START gcm_receiver] - ＆gt;
<action android:name="com.google.android.c2dm.intent.REGISTRATION" />
</intent-filter>
</receiver>
<!-- [END gcm_receiver] -->
<!-- [START gcm_listener] -->
<service
android:name="com.qaof.mkm.endakkhabar.RegistrationIntentService"
android:exported="false" >
</service>
<intent-filter>
<action android:name="com.google.android.c2dm.intent.RECEIVE" />
</intent-filter>
<!-- [END gcm_listener] -->
<!-- [START instanceId_listener] -->
<service
android:name="com.qaof.mkm.endakkhabar.MyInstanceIDListenerService"
android:exported="false" >
<intent-filter>
<action android:name="com.google.android.gms.iid.InstanceID" />
</intent-filter>
</service>
<!-- [END instanceId_listener] -->
RegistrationIntentService：
public class RegistrationIntentService extends IntentService {
private static final String TAG = "RegIntentService";
private static final String[] TOPICS = {"mytopic"};
public RegistrationIntentService() {
super(TAG);
}
@Override
protected void onHandleIntent(Intent intent) {
SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
try {
// In the (unlikely) event that multiple refresh operations occur simultaneously,
// ensure that they are processed sequentially.
synchronized (TAG) {
// [START register_for_gcm]
// Initially this call goes out to the network to retrieve the token, subsequent calls
// are local.
// [START get_token]
InstanceID instanceID = InstanceID.getInstance(this);
String token = instanceID.getToken(getString(R.string.sender_id),
GoogleCloudMessaging.INSTANCE_ID_SCOPE, null);
// [END get_token]
Log.i(TAG, "GCM Registration Token: " + token);
subscribeTopics(token);
// You should store a boolean that indicates whether the generated token has been
// sent to your server. If the boolean is false, send the token to your server,
// otherwise your server should have already received the token.
if(sendRegistrationToServer(token))
sharedPreferences.edit().putBoolean(QuickstartPreferences.SENT_TOKEN_TO_SERVER, true).apply();
// [END register_for_gcm]
}
} catch (Exception e) {
Log.d(TAG, "Failed to complete token refresh", e);
// If an exception happens while fetching the new token or updating our registration data
// on a third-party server, this ensures that we'll attempt the update at a later time.
sharedPreferences.edit().putBoolean(QuickstartPreferences.SENT_TOKEN_TO_SERVER, false).apply();
}
// Notify UI that registration has completed, so the progress indicator can be hidden.
Intent registrationComplete = new Intent(QuickstartPreferences.REGISTRATION_COMPLETE);
LocalBroadcastManager.getInstance(this).sendBroadcast(registrationComplete);
}
/**
* Persist registration to third-party servers.
*
* Modify this method to associate the user's GCM registration token with any server-side account
* maintained by your application.
*
* @param token The new token.
*/
int tries=0;
private Boolean sendRegistrationToServer(String token) {
String myurl="http://flowofapps.com/xx"+token;//save token
InputStream is=null;
try {
try {
URL url = new URL(myurl);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setReadTimeout(10000 /* milliseconds */);
conn.setConnectTimeout(15000 /* milliseconds */);
conn.setRequestMethod("GET");
conn.setDoInput(true);
// Starts the query
conn.connect();
is = conn.getInputStream();
String message = IOUtils.toString(is, "UTF-8");
if(message.contains("ok")||message.contains("exist")||tries++<3){
return true;
}
else
sendRegistrationToServer(token);
} finally {
if (is != null) {
is.close();
}
}
} catch (IOException e) {
}
return false;
}
/**
* Subscribe to any GCM topics of interest, as defined by the TOPICS constant.
*
* @param token GCM token
* @throws IOException if unable to reach the GCM PubSub service
*/
// [START subscribe_topics]
private void subscribeTopics(String token) throws IOException {
for (String topic : TOPICS) {
GcmPubSub pubSub = GcmPubSub.getInstance(this);
pubSub.subscribe(token, "/topics/" + topic, null);
}
}
// [END subscribe_topics]
}
MyGcmListenerService：
public class MyGcmListenerService extends GcmListenerService {
private static final String TAG = "MyGcmListenerService";
/**
* Called when message is received.
*
* @param from SenderID of the sender.
* @param data Data bundle containing message data as key/value pairs.
* For Set of keys use data.keySet().
*/
// [START receive_message]
@Override
public void onMessageReceived(String from, Bundle data) {
String message = data.getString("message");
Log.d(TAG, "From: " + from);
Log.d(TAG, "Message: " + message);
sendNotification(message);
}
// [END receive_message]
private void sendNotification(String message) {
Intent intent = new Intent(this, MainActivity.class);
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
PendingIntent pendingIntent = PendingIntent.getActivity(this, 0 /* Request code */, intent,
PendingIntent.FLAG_ONE_SHOT);
Uri defaultSoundUri= RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
NotificationCompat.Builder notificationBuilder = new NotificationCompat.Builder(this)
.setSmallIcon(R.drawable.ic_setting_dark)
.setContentTitle("GCM Message")
.setContentText(message)
.setAutoCancel(true)
.setSound(defaultSoundUri)
.setContentIntent(pendingIntent);
NotificationManager notificationManager =
(NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
notificationManager.notify(0 /* ID of notification */, notificationBuilder.build());
}
}
MyInstanceIDListenerService：
public class MyInstanceIDListenerService extends InstanceIDListenerService {
private static final String TAG = "MyInstanceIDLS";
/**
* Called if InstanceID token is updated. This may occur if the security of
* the previous token had been compromised. This call is initiated by the
* InstanceID provider.
*/
// [START refresh_token]
@Override
public void onTokenRefresh() {
// Fetch updated Instance ID token and notify our app's server of any changes (if applicable).
Intent intent = new Intent(this, RegistrationIntentService.class);
startService(intent);
}
// [END refresh_token]
}
最后，在我的主要活动中：
@Override
protected void onCreate(Bundle savedInstanceState) {
...
SharedPreferences sharedPreferences =
PreferenceManager.getDefaultSharedPreferences(this);
boolean sentToken = sharedPreferences
.getBoolean(QuickstartPreferences.SENT_TOKEN_TO_SERVER, false);
if(!sentToken) {
if (checkPlayServices()) {
// Start IntentService to register this application with GCM.
Intent intent = new Intent(this, RegistrationIntentService.class);
startService(intent);
}
}
else{
Intent intent_receiver = new Intent(this, MyGcmListenerService.class);
startService(intent_receiver);
}
}
private boolean checkPlayServices() {
int resultCode = GooglePlayServicesUtil.isGooglePlayServicesAvailable(this);
if (resultCode != ConnectionResult.SUCCESS) {
if (GooglePlayServicesUtil.isUserRecoverableError(resultCode)) {
GooglePlayServicesUtil.getErrorDialog(resultCode, this,
PLAY_SERVICES_RESOLUTION_REQUEST).show();
} else {
Log.i(TAG, "This device is not supported.");
finish();
}
return false;
}
return true;
}
@Override
protected void onResume() {
LocalBroadcastManager.getInstance(this).registerReceiver(mRegistrationBroadcastReceiver,
new IntentFilter(QuickstartPreferences.REGISTRATION_COMPLETE));
super.onResume();
}
@Override
protected void onPause() {
LocalBroadcastManager.getInstance(this).unregisterReceiver(mRegistrationBroadcastReceiver);
super.onPause();
}
提前谢谢。
答案 0 :(得分：1)
问题似乎出现在您的清单中：
<!-- [START gcm_listener] -->
<service
android:name="com.qaof.mkm.endakkhabar.RegistrationIntentService"
android:exported="false" >
</service>
<intent-filter>
<action android:name="com.google.android.c2dm.intent.RECEIVE" />
</intent-filter>
<!-- [END gcm_listener] -->
意图过滤器需要位于服务元素内，即
<!-- [START gcm_listener] -->
<service
android:name="com.qaof.mkm.endakkhabar.RegistrationIntentService"
android:exported="false" >
<intent-filter>
<action android:name="com.google.android.c2dm.intent.RECEIVE" />
</intent-filter>
</service>
<!-- [END gcm_listener] -->