120 lines
3.0 KiB
C#
120 lines
3.0 KiB
C#
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namespace MotorBoat.CollectionGenericObjects
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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">Параметр: ограничение - ссылочный тип</typeparam>
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public class MassiveGenericObjects<T> : ICollectionGenericObjects<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 T?[] _collection;
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public int Count => _collection.Length;
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public int MaxCount
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{
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get
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{
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return _collection.Length;
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}
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set
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{
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if (value > 0)
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{
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if (_collection.Length > 0)
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{
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Array.Resize(ref _collection, value);
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}
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else
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{
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_collection = new T?[value];
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}
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}
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}
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}
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public CollectionType GetCollectionType => CollectionType.Massive;
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/// <summary>
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/// Конструктор
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/// </summary>
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public MassiveGenericObjects()
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{
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_collection = Array.Empty<T?>();
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}
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public T? Get(int position)
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{
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if (position >= 0 && position < _collection.Length)
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{
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return _collection[position];
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}
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return null;
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}
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public bool Insert(T obj)
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{
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if(obj == null)
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{
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return false;
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}
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for (int i = 0; i < _collection.Length; i++)
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{
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if (_collection[i] == null)
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{
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_collection[i] = obj;
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return true;
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}
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}
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return false;
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}
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public bool Insert(T obj, int position)
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{
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if (position >= 0 && position < _collection.Length)
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{
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if (_collection[position] == null)
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{
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_collection[position] = obj;
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return true;
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}
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for (int i = position + 1; i < _collection.Length; i++)
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{
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if (_collection[i] == null)
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{
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_collection[i] = obj;
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return true;
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}
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}
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}
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return false;
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}
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public bool Remove(int position)
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{
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if (position >= 0 && position < _collection.Length)
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{
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_collection[position] = null;
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return true;
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}
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return false;
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}
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public IEnumerable<T?> GetItems()
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{
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for (int i = 0; i < _collection.Length; ++i)
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{
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yield return _collection[i];
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}
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}
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}
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}
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