Java tutorial
package paquete.push_notifications; /** * Copyright 2015 Google Inc. All Rights Reserved. * <p/> * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * <p/> * http://www.apache.org/licenses/LICENSE-2.0 * <p/> * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import android.app.IntentService; import android.content.Intent; import android.content.SharedPreferences; import android.preference.PreferenceManager; import android.support.v4.content.LocalBroadcastManager; import android.util.Log; import com.google.android.gms.gcm.GoogleCloudMessaging; import com.google.android.gms.iid.InstanceID; import org.apache.http.NameValuePair; import org.apache.http.message.BasicNameValuePair; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import java.io.IOException; import java.util.ArrayList; import paquete.global.library.Httppostaux; import paquete.tufanoapp.R; public class RegistrationIntentService extends IntentService { private static final String TAG = "RegIntentService"; //private static final String[] TOPICS = {"global"}; public RegistrationIntentService() { super(TAG); } @Override protected void onHandleIntent(Intent intent) { SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this); try { // Initially this call goes out to the network to retrieve the token, subsequent calls // are local. // R.string.gcm_defaultSenderId (the Sender ID) is typically derived from google-services.json. // See https://developers.google.com/cloud-messaging/android/start for details on this file. InstanceID instanceID = InstanceID.getInstance(this); String token = instanceID.getToken(getString(R.string.gcm_defaultSenderId), GoogleCloudMessaging.INSTANCE_ID_SCOPE, null); Log.i(TAG, "GCM Registration Token: " + token); boolean correcto = sendRegistrationToServer(token); if (correcto) { // 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(); } } 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); } /** * <p/> * Persist registration to third-party servers. * <p/> * Modify this method to associate the user's GCM registration token with any server-side account * maintained by your application. * * @param token The token to be sent to the server. */ private boolean sendRegistrationToServer(String token) { boolean exito = false; Httppostaux post = new Httppostaux(); ArrayList<NameValuePair> listaParametros = new ArrayList<>(); listaParametros.add(new BasicNameValuePair("token", token)); String URL_connect = "http://tabbuche.net/tufano/android/add_token.php"; JSONArray jdata = post.getserverdata(listaParametros, URL_connect); if (jdata != null && jdata.length() > 0) { JSONObject json_data; try { json_data = jdata.getJSONObject(0); int logstatus = json_data.getInt("salida"); if (logstatus == 1) { // Accion exitosa.. Log.i(TAG, "Token agregado exitosamente.."); exito = true; } else if (logstatus == 2) { // Accion exitosa, pero el token ya habia sido agregado en BD.. Log.i(TAG, "Token ya existente.."); exito = true; } } catch (JSONException e) { e.printStackTrace(); } } else { Log.e("JSON ", "ERROR: NO DATA"); return false; } return exito; } /** * 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 */ /*private void subscribeTopics(String token) throws IOException { GcmPubSub pubSub = GcmPubSub.getInstance(this); for (String topic : TOPICS) { pubSub.subscribe(token, "/topics/" + topic, null); } }*/ }