write onlydata:Map<String, Dynamic>
expireAt:Int
needsRefresh:Bool
sessionKey:String
flush():Void
forget<T>(key:String):Void
forgetWithEnum<T>(key:EnumValue):Void
get<T>(key:String, ?defaultValue:T):T
getWithEnum<T>(key:EnumValue, ?defaultValue:T):T
has(key:String):Bool
hasWithEnum(key:EnumValue):Bool
put<T>(key:String, data:T):Void
putWithEnum<T>(key:EnumValue, data:T):Void
save():Bool
touch():Void