PIBD-13_Marinenkova_V.A._LabWork06_Base #6
@ -50,8 +50,6 @@ public class StorageCollection<T>
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/// <param name="collectionType">тип коллекции</param>
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public void AddCollection(string name, CollectionType collectionType)
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{
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// TODO проверка, что name не пустой и нет в словаре записи с таким ключом
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// TODO Прописать логику для добавления
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if (_storages.ContainsKey(name) || name == "") return;
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if (collectionType == CollectionType.Massive)
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@ -69,7 +67,6 @@ public class StorageCollection<T>
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/// <param name="name">Название коллекции</param>
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public void DelCollection(string name)
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{
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// TODO Прописать логику для удаления коллекции
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_storages.Remove(name);
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}
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@ -82,7 +79,6 @@ public class StorageCollection<T>
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{
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get
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{
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// TODO Продумать логику получения объекта
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if (name == "")
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{
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return null;
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@ -101,32 +97,34 @@ public class StorageCollection<T>
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{
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File.Delete(filename);
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}
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using FileStream fs = new(filename, FileMode.Create);
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using StreamWriter sw = new StreamWriter(fs);
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sw.Write(_collectionKey);
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foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in _storages)
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using (StreamWriter writer = new(filename))
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{
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sw.Write(Environment.NewLine);
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// не сохраняем пустые коллекции
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if (value.Value.Count == 0)
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writer.Write(_collectionKey);
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foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in _storages)
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{
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continue;
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}
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sw.Write(value.Key);
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sw.Write(_separatorForKeyValue);
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sw.Write(value.Value.GetCollectionType);
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sw.Write(_separatorForKeyValue);
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sw.Write(value.Value.MaxCount);
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sw.Write(_separatorForKeyValue);
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foreach (T? item in value.Value.GetItems())
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{
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string data = item?.GetDataForSave() ?? string.Empty;
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if (string.IsNullOrEmpty(data))
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writer.Write(Environment.NewLine);
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// не сохраняем пустые коллекции
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if (value.Value.Count == 0)
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{
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continue;
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}
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sw.Write(data);
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sw.Write(_separatorItems);
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writer.Write(value.Key);
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writer.Write(_separatorForKeyValue);
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writer.Write(value.Value.GetCollectionType);
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writer.Write(_separatorForKeyValue);
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writer.Write(value.Value.MaxCount);
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writer.Write(_separatorForKeyValue);
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foreach (T? item in value.Value.GetItems())
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{
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string data = item?.GetDataForSave() ?? string.Empty;
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if (string.IsNullOrEmpty(data))
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{
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continue;
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}
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writer.Write(data);
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writer.Write(_separatorItems);
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}
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}
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}
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return true;
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@ -138,47 +136,43 @@ public class StorageCollection<T>
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{
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return false;
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}
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using (FileStream fs = new(filename, FileMode.Open))
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using (StreamReader reader = new(filename))
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{
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using StreamReader sr = new StreamReader(fs);
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string str = sr.ReadLine();
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if (str == null || str.Length == 0)
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string line = reader.ReadLine();
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if (line == null || line.Length == 0)
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{
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return false;
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}
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if (!str.Equals(_collectionKey))
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if (!line.Equals(_collectionKey))
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{
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return false;
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}
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_storages.Clear();
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while (!sr.EndOfStream)
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while ((line = reader.ReadLine()) != null)
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{
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string[] record = sr.ReadLine().Split(_separatorForKeyValue, StringSplitOptions.RemoveEmptyEntries);
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string[] record = line.Split(_separatorForKeyValue,
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StringSplitOptions.RemoveEmptyEntries);
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if (record.Length != 4)
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{
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continue;
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}
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CollectionType collectionType = (CollectionType)Enum.Parse(typeof(CollectionType), record[1]);
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ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionType);
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if (collection == null)
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{
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return false;
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}
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collection.MaxCount = Convert.ToInt32(record[2]);
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string[] set = record[3].Split(_separatorItems, StringSplitOptions.RemoveEmptyEntries);
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string[] set = record[3].Split(_separatorItems,
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StringSplitOptions.RemoveEmptyEntries);
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foreach (string elem in set)
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{
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if (elem?.CreateDrawningBus() is T bus)
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if (elem?.CreateDrawningBus() is T truck)
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{
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if (collection.Insert(bus) == -1)
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if (collection.Insert(truck) == -1)
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{
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return false;
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}
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}
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}
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_storages.Add(record[0], collection);
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