private void ReadItem(JsonReader reader, IXivSheet<Item> allItems)
            {
                if (!reader.Read()) throw new InvalidOperationException();

                var key = Convert.ToInt32(reader.Value);
                this.Item = allItems[key];
            }

            private void ReadRequiredQuest(JsonReader reader, IXivSheet<Quest> allQuests)
            {
                if (!reader.Read()) throw new InvalidOperationException();

                var key = Convert.ToInt32(reader.Value);
                this.RequiredQuest = allQuests[key];
            }

        public GrandCompanySealShopItem(IXivSheet sheet, IRelationalRow sourceRow)
            : base(sheet, sourceRow)
        {
            GCShop = Sheet.Collection.GetSheet<GCShop>().FirstOrDefault(_ => _.Min <= Key && _.Max >= Key);

            if (GCShop == null) return;

            var sealItem = GCShop.GrandCompany.SealItem;
            Cost = new ShopListingItem(this, sealItem, AsInt32("Cost"), false);
        }

        /// <summary>
        ///     Initializes a new instance of the <see cref="WeatherRate" /> class.
        /// </summary>
        /// <param name="sheet"><see cref="IXivSheet" /> containing this object.</param>
        /// <param name="sourceRow"><see cref="IRelationalRow" /> to read data from.</param>
        public WeatherRate(IXivSheet sheet, IRelationalRow sourceRow)
            : base(sheet, sourceRow)
        {
            const int Count = 8;

            var w = new List<Weather>();
            var wr = new List<Tuple<int, Weather>>();
            var min = 0;
            for (var i = 0; i < Count; ++i) {
                var suffix = string.Format("[{0}]", i);

                var weather = (Weather)this["Weather" + suffix];
                var rate = Convert.ToInt32(this["Rate" + suffix]);

                w.Add(weather);
                wr.Add(Tuple.Create(min + rate, weather));

                min += rate;
            }
            _PossibleWeathers = w.Distinct().ToArray();
            _WeatherRates = wr.ToArray();
        }

 public ENpcBase(IXivSheet sheet, IRelationalRow sourceRow)
     : base(sheet, sourceRow)
 {
 }

 /// <summary>
 /// Initializes a new instance of the <see cref="ContentType"/> class.
 /// </summary>
 /// <param name="sheet"><see cref="IXivSheet"/> containing this object.</param>
 /// <param name="sourceRow"><see cref="IRelationalRow"/> to read data from.</param>
 public ContentType(IXivSheet sheet, IRelationalRow sourceRow) : base(sheet, sourceRow) { }

 public AirshipExplorationLog(IXivSheet sheet, SaintCoinach.Ex.Relational.IRelationalRow sourceRow) : base(sheet, sourceRow) { }

 public CompanionTransient(IXivSheet sheet, IRelationalRow sourceRow)
     : base(sheet, sourceRow)
 {
 }

 public FccShop(IXivSheet sheet, IRelationalRow sourceRow)
     : base(sheet, sourceRow)
 {
 }

 public ClassJob(IXivSheet sheet, IRelationalRow sourceRow)
     : base(sheet, sourceRow)
 {
 }

 protected HousingLayoutLimit(IXivSheet sheet, IRelationalRow sourceRow) : base(sheet, sourceRow) { }

 public MinionSkillType(IXivSheet sheet, IRelationalRow sourceRow)
     : base(sheet, sourceRow)
 {
 }

 public PhysicalWeapon(IXivSheet sheet, IRelationalRow sourceRow)
     : base(sheet, sourceRow)
 {
 }

 public GrandCompany(IXivSheet sheet, IRelationalRow sourceRow) : base(sheet, sourceRow) { }

 protected PointRecovery(IXivSheet sheet, IRelationalRow sourceRow) : base(sheet, sourceRow) { }

 public BuddyAction(IXivSheet sheet, IRelationalRow sourceRow) : base(sheet, sourceRow) { }

 public GatheringCondition(IXivSheet sheet, IRelationalRow sourceRow) : base(sheet, sourceRow) { }

 public BuddyEquipUnlock(IXivSheet sheet, IRelationalRow sourceRow) : base(sheet, sourceRow) { }

 /// <summary>
 /// Initializes a new instance of the <see cref="ModelChara"/> class.
 /// </summary>
 /// <param name="sheet"><see cref="IXivSheet"/> containing this object.</param>
 /// <param name="sourceRow"><see cref="IRelationalRow"/> to read data from.</param>
 public ModelChara(IXivSheet sheet, IRelationalRow sourceRow)
     : base(sheet, sourceRow)
 {
 }

 protected ActionBase(IXivSheet sheet, IRelationalRow sourceRow)
     : base(sheet, sourceRow)
 {
 }