Java tutorial
/** * * Copyright 2015-present Piggate * * 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 samples.piggate.com.piggateInfoDemo; import android.app.AlarmManager; import android.app.PendingIntent; import android.app.Service; import android.content.Context; import android.content.Intent; import android.net.ConnectivityManager; import android.os.IBinder; import android.os.SystemClock; import com.piggate.sdk.Piggate; import com.piggate.sdk.PiggateBeacon; import org.apache.http.Header; import org.json.JSONArray; import org.json.JSONObject; import java.util.ArrayList; import java.util.Timer; import java.util.TimerTask; /* Service_Notify class: start the service when the application is open and keep it up when the application is killed or the phone is rebooted */ public class Service_Notify extends Service { Piggate _piggate; //Create an object of the Piggate class static String defaultTitle = "New information!"; //Default title to show in the notification static String defaultMsg = "Click to see the complete content"; //Default message to show in the notification static String notificationtitle = ""; static String notificationMsg = ""; static boolean logout = true; private Timer timer; //Timer for refreshing the notification message @Override public void onCreate() { super.onCreate(); _piggate = new Piggate(this); timer = new Timer(); timer.schedule(new TimerTask() { @Override public void run() { updateNotificationMsg(); //refresh the notification message } }, 0, 10000); //Time between calls _piggate.setListenerBeacon(new Piggate.PiggateBeaconCallback() { //Set the beacon listener //Handle if the device is not compatible @Override public void DeviceNotCompatible() { //Unused } //Handle if the bluetooth is not connected @Override public void BluetoothNotConnect() { //Unused } //Handle the pre - scanning of the beacons @Override public void PreScanning() { //Unused } //Handle the actions when the listener is ready @Override public void onReady() { //Unused } //Handle the beacon scanning errors @Override public void onErrorScanning() { //Unused } //Handle the actions where new beacons are discovered @Override public void GetNewBeacons(ArrayList<PiggateBeacon> beacons) { //Do a post notification to the notification bar when a beacon (an offer) is near with a custom message _piggate.postNotification(notificationtitle, notificationMsg, Activity_Main.class, R.drawable.logo); NotifyNewBeacons(); //Notify the activity about nearby beaconsd } //Handles the actions where beacons are detected @Override public void GetBeacons(ArrayList<PiggateBeacon> beacons) { //Unused } }); _piggate.onStart(); //handles the onStart method of the Piggae object } //Method for add the flag START_STICKY: when the service is killed for memory problems, //this flag allow to restart the service when it is possible @Override public int onStartCommand(Intent intent, int flags, int startId) { logout = false; return Service.START_STICKY; } //onBind method of the service @Override public IBinder onBind(Intent arg0) { return null; } //onDestroy method of the service @Override public void onDestroy() { _piggate.onDestroy(); } //onTaskRemoved method of service: //There's a bug in Android Kitkat 4.4.2 that destroy the service when activity is removed //This function handles that bug restarting the service when the application is killed @Override public void onTaskRemoved(Intent rootIntent) { Intent restartService = new Intent(getApplicationContext(), this.getClass()); restartService.setPackage(getPackageName()); PendingIntent restartServicePI = PendingIntent.getService(getApplicationContext(), 1, restartService, PendingIntent.FLAG_ONE_SHOT); AlarmManager alarmService = (AlarmManager) getApplicationContext().getSystemService(Context.ALARM_SERVICE); alarmService.set(AlarmManager.ELAPSED_REALTIME, SystemClock.elapsedRealtime() + 1000, restartServicePI); } //Function to do a request and get the notification message public void updateNotificationMsg() { if (checkInternetConnection() == true) { //If the internet connection is working //Only request the notification message when is missing or set by default if (notificationMsg.equals(defaultMsg) || notificationMsg.equals("")) { _piggate.RequestGetNotification().setListenerRequest(new Piggate.PiggateCallBack() { @Override public void onComplete(int statusCode, Header[] headers, String msg, JSONObject data) { //Get the notification message Service_Notify.notificationtitle = data.optString("title"); Service_Notify.notificationMsg = data.optString("msg"); } @Override public void onError(int statusCode, Header[] headers, String msg, JSONObject data) { //Default message if there's an error Service_Notify.notificationtitle = defaultTitle; Service_Notify.notificationMsg = defaultMsg; } @Override public void onComplete(int statusCode, Header[] headers, String msg, JSONArray data) { //Unused } @Override public void onError(int statusCode, Header[] headers, String msg, JSONArray data) { //Unused } }).exec(); } } else { Service_Notify.notificationMsg = defaultMsg; //Default message if there's a network error } } //Notify the activity about nearby beacons private void NotifyNewBeacons() { Intent intent = new Intent("serviceIntent"); intent.putExtra("BeaconDiscovered", true); sendBroadcast(intent); } //Check if the internet connection is working private boolean checkInternetConnection() { Context context = this; ConnectivityManager conMgr = (ConnectivityManager) getSystemService(context.CONNECTIVITY_SERVICE); if (conMgr.getActiveNetworkInfo() != null && conMgr.getActiveNetworkInfo().isAvailable() && conMgr.getActiveNetworkInfo().isConnected()) return true; else return false; } }