Issue #577 - Subscription change/update fix

src/org/adblockplus/android/ABPEngine.java

 /*
  * This file is part of Adblock Plus <http://adblockplus.org/>,
  * Copyright (C) 2006-2014 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 182 matching lines @@
     return convertJsSubscriptions(this.filterEngine.fetchAvailableSubscriptions());
   }
 
   public org.adblockplus.android.Subscription[] getListedSubscriptions()
   {
     return convertJsSubscriptions(this.filterEngine.getListedSubscriptions());
   }
 
   public void setSubscription(final String url)
   {
-    Subscription sub = null;
     for (final Subscription s : this.filterEngine.getListedSubscriptions())
     {
-      if (url.equals(s.getProperty("url").toString()))
-      {
-        sub = s;
-      }
       s.removeFromList();
     }
+
+    final Subscription sub = this.filterEngine.getSubscription(url);
     if (sub != null)
     {
       sub.addToList();
     }
   }
 
   public void refreshSubscriptions()
   {
     for (final Subscription s : this.filterEngine.getListedSubscriptions())
     {
@@ skipping 50 matching lines @@
 
   public void updateSubscriptionStatus(final String url)
   {
     final Subscription sub = this.filterEngine.getSubscription(url);
     if (sub != null)
     {
       Utils.updateSubscriptionStatus(this.context, sub);
     }
   }
 }