@Override public void change(Object currentValue, Object newValue) { final Orient orient = Orient.instance(); if (orient != null) { final OEngineLocalPaginated engineLocalPaginated = (OEngineLocalPaginated) orient .getEngineIfRunning(OEngineLocalPaginated.NAME); if (engineLocalPaginated != null) engineLocalPaginated.changeCacheSize(((Integer) (newValue)) * 1024L * 1024L); } } }),