Alexandria.AlexandriaManager.GetPathState C# (CSharp) Méthode

        public PathState GetPathState(Game game, FileManager fileManager, string path)
        {
            if (game == null)
                throw new ArgumentNullException("game");
            if (fileManager == null)
                throw new ArgumentNullException("fileManager");

            var id = Aggregate.Create(fileManager.Id, game, path);
            PathState state;

            path = path.Replace('\\', '/');
            if (!PathStates.TryGetValue(id, out state)) {
                Type stateType = game.StateType;
                if (stateType == null)
                    throw new ArgumentException(string.Format("The game {0} does not have an accepted {1} state type.", game, typeof(State).Name));

                ConstructorInfo constructor = stateType.GetConstructor(new Type[] { typeof(AlexandriaManager), typeof(string), typeof(FileManager) });

                if (constructor == null)
                    throw new Exception(string.Format("State type {0} does not have an appropriate constructor, like the one for {1}.", stateType.FullName, typeof(State).FullName));

                state = (PathState)constructor.Invoke(new object[] { this, path, fileManager });
                PathStates[id] = state;
            }

            return state;
        }