107 lines
3.2 KiB
C#
107 lines
3.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace Hydroplane.Generics
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{
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/// <summary>
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/// Параметризованный набор объектов
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/// </summary>
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/// <typeparam name="T"></typeparam>
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internal class SetGeneric<T>
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where T : class
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{
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/// <summary>
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/// Массив объектов, которые храним
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/// </summary>
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private readonly T?[] _places;
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/// <summary>
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/// Количество объектов в массиве
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/// </summary>
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public int Count => _places.Length;
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/// <summary>
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/// Конструктор
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/// </summary>
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/// <param name="count"></param>
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public SetGeneric(int count)
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{
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_places = new T?[count];
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}
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/// <summary>
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/// Добавление объекта в набор
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/// </summary>
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/// <param name="plane">Добавляемый самолёт</param>
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/// <returns></returns>
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public bool Insert(T plane)
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{
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try
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{
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for (int i = _places.Length - 1; i > 0; i--)
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{
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_places[i] = _places[i - 1];
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}
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_places[0] = plane;
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return true;
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}
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catch
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{
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return false;
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}
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}
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/// <summary>
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/// Добавление объекта в набор на конкретную позицию
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/// </summary>
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/// <param name="plane">Добавляемый автомобиль</param>
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/// <param name="position">Позиция</param>
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/// <returns></returns>
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public bool Insert(T plane, int position)
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{
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if (position < 0 || position >= _places.Count() || plane == null)
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{
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return false;
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}
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if (_places[position] == null)
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{
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return false;
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}
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int positionNull = Array.FindIndex(_places, position, x => x == null);
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if (positionNull == -1)
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return false;
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for (int i = positionNull; i > position; i--)
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{
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_places[i] = _places[i - 1];
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}
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_places[position] = plane;
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return true;
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}
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/// <summary>
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/// Удаление объекта из набора с конкретной позиции
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/// </summary>
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/// <param name="position"></param>
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/// <returns></returns>
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public bool Remove(int position)
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{
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if (position < 0 || position >= _places.Count())
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return false;
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_places[position] = null;
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return true;
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}
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/// <summary>
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/// Получение объекта из набора по позиции
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/// </summary>
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/// <param name="position"></param>
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/// <returns></returns>
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public T? Get(int position)
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{
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if (position < 0 || position >= _places.Count())
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return null;
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return _places[position];
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}
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}
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}
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