Java tutorial
/** * Copyright 2015 Google Inc. All Rights Reserved. * * 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 * * http://www.apache.org/licenses/LICENSE-2.0 * * 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. */ package com.agiledge.keocometemployee.GCM; import android.app.IntentService; import android.content.Intent; import android.content.SharedPreferences; import android.preference.PreferenceManager; import android.provider.Settings; import android.support.v4.content.LocalBroadcastManager; import android.util.Log; import com.agiledge.keocometemployee.R; import com.agiledge.keocometemployee.app.AppController; import com.agiledge.keocometemployee.constants.CommenSettings; import com.agiledge.keocometemployee.constants.GetMacAddress; import com.android.volley.Response; import com.android.volley.VolleyError; import com.android.volley.toolbox.JsonObjectRequest; import com.google.android.gms.gcm.GcmPubSub; import com.google.android.gms.gcm.GoogleCloudMessaging; import com.google.android.gms.iid.InstanceID; import org.json.JSONException; import org.json.JSONObject; import java.io.IOException; public class RegistrationIntentService extends IntentService { private static final String TAG = "RegIntentService"; private static final String[] TOPICS = { "global" }; private CommenSettings server; SharedPreferences sharedPreferences; String token; private GetMacAddress mac; String macaddress = GetMacAddress.getMacAddr(); String android_id = ""; public RegistrationIntentService() { super(TAG); } @Override protected void onHandleIntent(Intent intent) { SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this); try { // sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this); // [START register_for_gcm] // 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. // [START get_token] InstanceID instanceID = InstanceID.getInstance(this); 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. // [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. * <p> * 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) { try { android_id = Settings.Secure.getString(this.getContentResolver(), Settings.Secure.ANDROID_ID); final JSONObject json = new JSONObject(); json.put("ACTION", "INSERT_GCM_TOKEN"); json.put("TOKEN", token); json.put("MAC_ADDRESS", android_id); JsonObjectRequest req = new JsonObjectRequest(server.serverAddress, json, new Response.Listener<JSONObject>() { @Override public void onResponse(JSONObject response) { Log.d("GCM token", "" + json.toString()); try { if (response.getString("RESULT").equalsIgnoreCase("TRUE")) { //sharedPreferences.edit().putBoolean(QuickstartPreferences.SENT_TOKEN_TO_SERVER, true).apply(); Log.d(TAG, "gcm sent"); } else { } } catch (Exception e) { e.printStackTrace(); } } }, new Response.ErrorListener() { @Override public void onErrorResponse(VolleyError error) { // Toast.makeText(getApplicationContext(), "Error while communicating" + error.getMessage(), Toast.LENGTH_LONG).show(); } }); AppController.getInstance().addToRequestQueue(req); // decode(Environment.getExternalStorageDirectory().getPath() + "/saved_signature/mytxt.txt", Environment.getExternalStorageDirectory().getPath() + "/saved_signature/pdf10.pdf"); } catch (JSONException e) { e.printStackTrace(); } } /** * 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 { GcmPubSub pubSub = GcmPubSub.getInstance(this); for (String topic : TOPICS) { pubSub.subscribe(token, "/topics/" + topic, null); } } // [END subscribe_topics] }