Copy persisted galleries before adding one

nning · Apr 21, 2017 · 1d31571 · 1d31571
1 parent ca5d35b
commit 1d31571
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/app/src/main/java/net/orgizm/imgshr/Preferences.java b/app/src/main/java/net/orgizm/imgshr/Preferences.java
@@ -63,9 +63,10 @@ public void setLastSlugs(Gallery gallery) {
         Set<String> serializedGalleries = preferences.getStringSet(GALLERIES_KEY, null);
         if (serializedGalleries == null) serializedGalleries = new HashSet<>();
 
-        serializedGalleries.add(gson.toJson(gallery));
+        Set<String> newSerializedGalleries = new HashSet<>(serializedGalleries);
+        newSerializedGalleries.add(gson.toJson(gallery));
 
-        editor.putStringSet(GALLERIES_KEY, serializedGalleries);
+        editor.putStringSet(GALLERIES_KEY, newSerializedGalleries);
         editor.apply();
     }