Stormtrooper/Stormtrooper/CollectionGenericObjects/AbstractCompany.cs

@@ -1,4 +1,5 @@
 using Stormtrooper.Drawnings;
+using Stormtrooper.Exceptions;
 
 namespace Stormtrooper.CollectionGenericObjects;
 
@@ -92,12 +93,17 @@ public abstract class AbstractCompany
     {
         Bitmap bitmap = new(_pictureWidth, _pictureHeight);
         Graphics graphics = Graphics.FromImage(bitmap);
-        DrawBackgound(graphics);
+        DrawBackground(graphics);
+
         SetObjectsPosition();
         for (int i = 0; i < (_collection?.Count ?? 0); ++i)
         {
-            DrawningAircraft? obj = _collection?.Get(i);
-            obj?.DrawTransport(graphics);
+            try
+            {
+                DrawningAircraft? obj = _collection?.Get(i);
+                obj?.DrawTransport(graphics);
+            }
+            catch (ObjectNotFoundException) { };
         }
         return bitmap;
     }
@@ -105,7 +111,7 @@ public abstract class AbstractCompany
     /// Вывод заднего фона
     /// </summary>
     /// <param name="g"></param>
-    protected abstract void DrawBackgound(Graphics g);
+    protected abstract void DrawBackground(Graphics g);
 
     /// <summary>
     /// Расстановка объектов

Stormtrooper/Stormtrooper/CollectionGenericObjects/AircraftHangarService.cs

@@ -1,4 +1,5 @@
 using Stormtrooper.Drawnings;
+using Stormtrooper.Exceptions;
 
 namespace Stormtrooper.CollectionGenericObjects
 {
@@ -17,7 +18,7 @@ namespace Stormtrooper.CollectionGenericObjects
         ICollectionGenericObjects<DrawningAircraft> collection) : base(picWidth, picHeight, collection)
         {
         }
-        protected override void DrawBackgound(Graphics g)
+        protected override void DrawBackground(Graphics g)
         {
             int width = _pictureWidth / _placeSizeWidth;
             int height = _pictureHeight / _placeSizeHeight;
@@ -41,18 +42,17 @@ namespace Stormtrooper.CollectionGenericObjects
 
             for (int i = 0; i < (_collection?.Count ?? 0); i++)
             {
-                if (_collection.Get(i) != null)
-                {
+                try {
                     _collection.Get(i).SetPictureSize(_pictureWidth, _pictureHeight);
                     _collection.Get(i).SetPosition(_placeSizeWidth * curWidth + 10, curHeight * _placeSizeHeight + 10);
                 }
-
+                catch (ObjectNotFoundException) { }
                 if (curWidth > 0)
                     curWidth--;
                 else
                 {
-                    curWidth = width - 1; 
-                    curHeight ++;
+                    curWidth = width - 1;
+                    curHeight++;
                 }
 
                 if (curHeight >= height)
@@ -63,3 +63,4 @@ namespace Stormtrooper.CollectionGenericObjects
         }
     }
 }
+

Stormtrooper/Stormtrooper/CollectionGenericObjects/ListGenericObjects.cs

@@ -24,7 +24,21 @@ where T : class
     private int _maxCount;
     public int Count => _collection.Count;
 
-    public int MaxCount { set { if (value > 0) { _maxCount = value; } } get { return Count; } }
+    public int MaxCount
+    {
+        set
+        {
+            if (value > 0)
+            {
+                _maxCount = value;
+            }
+        }
+        get
+        {
+
+            return Count;
+        }
+    }
 
     public CollectionType GetCollectionType => CollectionType.List;
 
@@ -41,6 +55,7 @@ where T : class
             throw new PositionOutOfCollectionException(position);
         return _collection[position];
     }
+
     public int Insert(T obj)
     {
         if (_collection.Count + 1 <= _maxCount)
@@ -50,6 +65,7 @@ where T : class
         }
         throw new CollectionOverflowException(MaxCount);
     }
+
     public bool Insert(T obj, int position)
     {
         if (_collection.Count + 1 > MaxCount)
@@ -59,6 +75,7 @@ where T : class
         _collection.Insert(position, obj);
         return true;
     }
+
     public T Remove(int position)
     {
         if (position < 0 || position >= _collection.Count)

Stormtrooper/Stormtrooper/CollectionGenericObjects/MassiveGenericObjects.cs

@@ -59,7 +59,11 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
         //  проверка позиции
         if (position >= _collection.Length || position < 0)
         {
-            return null;
+            throw new PositionOutOfCollectionException(position);
+        }
+        if (_collection[position] == null)
+        {
+            throw new ObjectNotFoundException(position);
         }
         return _collection[position];
     }
@@ -76,18 +80,18 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
             }
             index++;
         }
-        return -1;
+        throw new CollectionOverflowException(_collection.Length);
     }
-    public int Insert(T obj, int position)
+    public bool Insert(T obj, int position)
     {
 
         if (position >= _collection.Length || position < 0)
-        { return -1; }
+        { throw new PositionOutOfCollectionException(position); }
 
         if (_collection[position] == null)
         {
             _collection[position] = obj;
-            return position;
+            return true;
         }
         int index;
 
@@ -96,7 +100,7 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
             if (_collection[index] == null)
             {
                 _collection[position] = obj;
-                return position;
+                return true;
             }
         }
 
@@ -105,18 +109,20 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
             if (_collection[index] == null)
             {
                 _collection[position] = obj;
-                return position;
+                return true;
             }
         }
-        return -1;
+        throw new CollectionOverflowException(_collection.Length);
     }
     public T Remove(int position)
     {
         if (position >= _collection.Length || position < 0)
-        { return null; }
-        T DrawningAircraft = _collection[position];
+        { throw new PositionOutOfCollectionException(position); }
+        if (_collection[position] == null)
+            throw new ObjectNotFoundException(position);
+        T temp = _collection[position];
         _collection[position] = null;
-        return DrawningAircraft;
+        return temp;
     }
     public IEnumerable<T?> GetItems()
     {

Stormtrooper/Stormtrooper/CollectionGenericObjects/StorageCollection.cs

@@ -154,32 +154,28 @@ where T : DrawningAircraft
     {
         if (!File.Exists(filename))
         {
-            throw new Exception("Файл не существует");
+            throw new FileNotFoundException("Файл не существует");
         }
-        using (StreamReader sr = new StreamReader(filename))// открываем файла на чтение
+
+        using (StreamReader sr = new StreamReader(filename))
         {
             string? str;
             str = sr.ReadLine();
             if (str != _collectionKey.ToString())
-                throw new Exception("Неверные данные");
-
+                throw new FormatException("В файле неверные данные");
             _storages.Clear();
-
             while ((str = sr.ReadLine()) != null)
             {
                 string[] record = str.Split(_separatorForKeyValue);
-
-
                 if (record.Length != 4)
                 {
                     continue;
                 }
-
                 CollectionType collectionType = (CollectionType)Enum.Parse(typeof(CollectionType), record[1]);
                 ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionType);
                 if (collection == null)
                 {
-                    throw new Exception("Не удалось определить тип коллекции");
+                    throw new InvalidOperationException("Не удалось определить тип коллекции:" + record[1]);
                 }
 
                 collection.MaxCount = Convert.ToInt32(record[2]);
@@ -191,7 +187,7 @@ where T : DrawningAircraft
                     {
                         try
                         {
-                            if (collection.Insert(aircraft) == -1)
+                            if (collection.Insert(ship) == -1)
                             {
                                 throw new InvalidOperationException("Объект не удалось добавить в коллекцию: " + record[3]);
                             }
@@ -202,7 +198,6 @@ where T : DrawningAircraft
                         }
                     }
                 }
-
                 _storages.Add(record[0], collection);
             }
         }