public static function init() { $JRE_BLACKLIST = array(Boolean::clazz(), Byte::clazz(), Clazz::clazz(), Double::clazz(), Float::clazz(), Integer::clazz(), Long::clazz(), Short::clazz(), String::clazz(), Classes::classOf('ArrayList'), Classes::classOf('Date'), Classes::classOf('HashMap'), Classes::classOf('HashSet'), Classes::classOf('Stack'), Classes::classOf('Vector')); self::$JRE_BLACKSET = new HashSet(self::$JRE_BLACKLIST); self::$sInstance = new LegacySerializationPolicy(); }