Created binder for service.

app/src/main/java/com/proculite/logmylocation/LocationLoggingService.java

@@ -23,7 +23,7 @@ public class LocationLoggingService extends Service implements LocationListener
 
     @Override
     public IBinder onBind(Intent intent) {
-        return null;
+        return new LocationLoggingServiceBinder(this);
     }
 
     @SuppressLint("MissingPermission")

app/src/main/java/com/proculite/logmylocation/LocationLoggingServiceBinder.java

@@ -0,0 +1,15 @@
+package com.proculite.logmylocation;
+
+import android.os.Binder;
+
+public class LocationLoggingServiceBinder extends Binder {
+    public final LocationLoggingService service;
+
+    public LocationLoggingServiceBinder(LocationLoggingService service){
+        this.service = service;
+    }
+
+    public LocationLoggingService getService(){
+        return this.service;
+    }
+}