适用于Android的GCM集成

概述即使我在Google开发人员页面中完成了Gcm(Manifest设置,配置文件,在控制台中注册……)的所有说明. public class MyInstanceIDListenerService extends IntentService {private static final String TAG = "RegIntentService";private static final Str 即使我在Google开发人员页面中完成了Gcm(Manifest设置,配置文件,在控制台中注册……)的所有说明.

public class MyInstanceIDListenerService extends IntentService {private static final String TAG = "RegIntentService";private static final String[] topICS = {"global"};public MyInstanceIDListenerService() {    super(TAG);}@OverrIDeprotected voID onHandleIntent(Intent intent) {    SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);    try {        // [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.gcm_defaultSenderID),GoogleCloudMessaging.INSTANCE_ID_ScopE,null);        // [END get_token]        Log.i(TAG,"GCM Registration Token: " + token);        // Todo: Implement this method to send any registration to your app's servers.        sendRegistrationToServer(token);        // Subscribe to topic channels        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.        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. */private voID sendRegistrationToServer(String token) {    // Add custom implementation,as needed.}/** * 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]

}

gcm_defaultSenderID和QuickStartPreferences无法解析.为什么？我怎么能克服它？

解决方法 gcm_defaultSenderID是您必须创建的字符串.这是您的应用发件人ID.

QuickStartPreferences就是一个例子.如果您想记住令牌已发送到您的服务器,则可以创建一个用于保存首选项键的类(请参阅此行上方的注释).

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