{
this.levelData = LevelStorageBackend.revalidate(this.collectionFunctions, collectionFunctions.length, false);
this.hasPageListener = parent.isPageListener();
for (int i = 0; i < levelData.length; i++)
{
final LevelStorageBackend backend = levelData[i];
if (backend.hasPageEventListeners())
{
this.hasPageListener = true;
}
}
}