3

Stormtrooper/Stormtrooper/CollectionGenericObjects/MassiveGenericObjects.cs

@@ -56,63 +56,68 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
     /// <returns></returns>
     public T? Get(int position)
     {
-        if (position < 0 || position >= _collection.Length)
-            throw new PositionOutOfCollectionException(position);
-        if (_collection[position] == null)
-            throw new ObjectNotFoundException(position);
+        //  проверка позиции
+        if (position >= _collection.Length || position < 0)
+        {
+            return null;
+        }
         return _collection[position];
     }
     public int Insert(T obj)
     {
-        for (int i = 0; i < _collection.Length; i++)
+        //  вставка в свободное место набора
+        int index = 0;
+        while (index < _collection.Length)
         {
-            if (_collection[i] == null)
+            if (_collection[index] == null)
             {
-                _collection[i] = obj;
-                return i;
+                _collection[index] = obj;
+                return index;
             }
+            index++;
         }
-        throw new CollectionOverflowException(_collection.Length);
+        return -1;
     }
-    public bool Insert(T obj, int position)
+    public int Insert(T obj, int position)
     {
-        if (position < 0 || position >= _collection.Length) // проверка позиции
-            throw new PositionOutOfCollectionException(position);
-        if (_collection[position] == null) // Попытка вставить на указанную позицию
+
+        if (position >= _collection.Length || position < 0)
+        { return -1; }
+
+        if (_collection[position] == null)
         {
             _collection[position] = obj;
-            return true;
+            return position;
         }
-        for (int i = position; i < _collection.Length; i++) // попытка вставить объект на позицию после указанной 
-        {
-            if (_collection[i] == null)
-            {
-                _collection[i] = obj;
-                return true;
-            }
-        }
-        for (int i = 0; i < position; i++) // попытка вставить объект на позицию до указанной
-        {
-            if (_collection[i] == null)
-            {
-                _collection[i] = obj;
-                return true;
-            }
-        }
-        throw new CollectionOverflowException(_collection.Length);
-    }
+        int index;
 
+        for (index = position + 1; index < _collection.Length; ++index)
+        {
+            if (_collection[index] == null)
+            {
+                _collection[position] = obj;
+                return position;
+            }
+        }
+
+        for (index = position - 1; index >= 0; --index)
+        {
+            if (_collection[index] == null)
+            {
+                _collection[position] = obj;
+                return position;
+            }
+        }
+        return -1;
+    }
     public T Remove(int position)
     {
-        if (position < 0 || position >= _collection.Length) // проверка позиции
-            throw new PositionOutOfCollectionException(position);
-        if (_collection[position] == null)
-            throw new ObjectNotFoundException(position);
-        T temp = _collection[position];
+        if (position >= _collection.Length || position < 0)
+        { return null; }
+        T DrawningAircraft = _collection[position];
         _collection[position] = null;
-        return temp;
+        return DrawningAircraft;
     }
-
     public IEnumerable<T?> GetItems()
     {
         for (int i = 0; i < _collection.Length; ++i)