Лабораторная работа №7

This commit is contained in:
nikos77781 2024-06-09 23:56:13 +04:00
parent 8624e5ea41
commit c1aa10ce9d
10 changed files with 272 additions and 98 deletions

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@ -1,8 +1,4 @@
using System; using Excavator.Exceptions;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Excavator.CollectionGenericObjects; namespace Excavator.CollectionGenericObjects;
@ -45,27 +41,27 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
public T Get(int position) public T Get(int position)
{ {
if (position >= Count || position < 0) return null; if (position >= Count || position < 0) throw new PositionOutOfCollectionException(position);
return _collection[position]; return _collection[position];
} }
public int Insert(T obj) public int Insert(T obj)
{ {
if (Count == _maxCount) return -1; if (Count == _maxCount) throw new CollectionOverflowException(Count);
_collection.Add(obj); _collection.Add(obj);
return Count; return Count;
} }
public int Insert(T obj, int position) public int Insert(T obj, int position)
{ {
if (Count == _maxCount) return -1; if (Count == _maxCount) throw new CollectionOverflowException(Count); ;
if (position >= Count || position < 0) return -1; if (position >= Count || position < 0) throw new PositionOutOfCollectionException(position);
_collection.Insert(position, obj); _collection.Insert(position, obj);
return position; return position;
} }
public T Remove(int position) public T Remove(int position)
{ {
if (position >= Count || position < 0) return null; if (position >= Count || position < 0) throw new PositionOutOfCollectionException(position);
T temp = _collection[position]; T temp = _collection[position];
_collection.RemoveAt(position); _collection.RemoveAt(position);
return temp; return temp;

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@ -1,4 +1,6 @@
namespace Excavator.CollectionGenericObjects; using Excavator.Exceptions;
namespace Excavator.CollectionGenericObjects;
/// <summary> /// <summary>
/// Параметризованный набор объектов /// Параметризованный набор объектов
@ -51,7 +53,7 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
// TODO проверка позиции // TODO проверка позиции
if (position < 0 || position >= Count) if (position < 0 || position >= Count)
{ {
return null; throw new PositionOutOfCollectionException(position);
} }
return _collection[position]; return _collection[position];
@ -68,20 +70,15 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
} }
} }
return -1; throw new CollectionOverflowException(Count);
} }
public int Insert(T obj, int position) public int Insert(T obj, int position)
{ {
// TODO проверка позиции
// TODO проверка, что элемент массима по этой позиции пустой,
// если элемент массима по этой позиции не пустой,
// найти свободное место после этой позиции, если не найдено,
// то искать до
// TODO вставка
if (position < 0 || position >= Count) if (position < 0 || position >= Count)
{ {
return -1; throw new PositionOutOfCollectionException(position);
} }
if (_collection[position] == null) if (_collection[position] == null)
@ -110,14 +107,18 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
} }
} }
return -1; throw new CollectionOverflowException(Count);
} }
public T Remove(int position) public T Remove(int position)
{ {
if (position >= Count || position < 0) return null; if (position >= Count || position < 0) throw new PositionOutOfCollectionException(position); ;
T obj = _collection[position]; T? obj = _collection[position];
if (obj == null)
{
throw new ObjectNotFoundException(position);
}
_collection[position] = null; _collection[position] = null;
return obj; return obj;
} }

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@ -1,5 +1,6 @@
using Excavator.Drawnings; using Excavator.Drawnings;
using System.Text; using System.Text;
using Excavator.Exceptions;
namespace Excavator.CollectionGenericObjects; namespace Excavator.CollectionGenericObjects;
@ -90,11 +91,11 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
/// </summary> /// </summary>
/// <param name="filename">Путь и имя файла</param> /// <param name="filename">Путь и имя файла</param>
/// <returns>true - сохранение прошло успешно, false - ошибка при сохранение данных</returns> /// <returns>true - сохранение прошло успешно, false - ошибка при сохранение данных</returns>
public bool SaveData(string filename) public void SaveData(string filename)
{ {
if (_storages.Count == 0) if (_storages.Count == 0)
{ {
return false; throw new Exception("В хранилище отсутствуют коллекции для сохранения");
} }
if (File.Exists(filename)) if (File.Exists(filename))
@ -137,10 +138,7 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
writer.Write(sb); writer.Write(sb);
} }
} }
return true;
} }
/// <summary> /// <summary>
@ -148,11 +146,11 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
/// </summary> /// </summary>
/// <param name="filename">Путь и имя файла</param> /// <param name="filename">Путь и имя файла</param>
/// <returns>true - загрузка прошла успешно, false - ошибка при загрузке данных</returns> /// <returns>true - загрузка прошла успешно, false - ошибка при загрузке данных</returns>
public bool LoadData(string filename) public void LoadData(string filename)
{ {
if (!File.Exists(filename)) if (!File.Exists(filename))
{ {
return false; throw new FileNotFoundException("Файл не существует");
} }
using (StreamReader fs = File.OpenText(filename)) using (StreamReader fs = File.OpenText(filename))
@ -161,12 +159,12 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
if (str == null || str.Length == 0) if (str == null || str.Length == 0)
{ {
return false; throw new IOException("В файле нет данных");
} }
if (!str.StartsWith(_collectionKey)) if (!str.StartsWith(_collectionKey))
{ {
return false; throw new IOException("В файле неверные данные");
} }
_storages.Clear(); _storages.Clear();
@ -180,11 +178,8 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
} }
CollectionType collectionType = (CollectionType)Enum.Parse(typeof(CollectionType), record[1]); CollectionType collectionType = (CollectionType)Enum.Parse(typeof(CollectionType), record[1]);
ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionType); ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionType) ??
if (collection == null) throw new Exception("Не удалось определить тип коллекции: " + record[1]);
{
return false;
}
collection.MaxCount = Convert.ToInt32(record[2]); collection.MaxCount = Convert.ToInt32(record[2]);
@ -192,16 +187,22 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
foreach (string elem in set) foreach (string elem in set)
{ {
if (elem?.CreateDrawningSimpleExcavator() is T excavator) if (elem?.CreateDrawningSimpleExcavator() is T excavator)
{
try
{ {
if (collection.Insert(excavator) == -1) if (collection.Insert(excavator) == -1)
{ {
return false; throw new Exception("Объект не удалось добавить в коллекцию: " + record[3]);
}
}
catch (CollectionOverflowException ex)
{
throw new Exception("Коллекция переполнена", ex);
} }
} }
} }
_storages.Add(record[0], collection); _storages.Add(record[0], collection);
} }
return true;
} }
} }

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@ -8,4 +8,23 @@
<ImplicitUsings>enable</ImplicitUsings> <ImplicitUsings>enable</ImplicitUsings>
</PropertyGroup> </PropertyGroup>
<ItemGroup>
<PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
<PackageReference Include="Microsoft.Extensions.Configuration.FileExtensions" Version="8.0.0" />
<PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.0" />
<PackageReference Include="Microsoft.Extensions.Logging" Version="8.0.0" />
<PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.1" />
<PackageReference Include="NLog.Extensions.Logging" Version="5.3.11" />
<PackageReference Include="Serilog" Version="4.0.0" />
<PackageReference Include="Serilog.Extensions.Logging" Version="8.0.0" />
<PackageReference Include="Serilog.Settings.Configuration" Version="8.0.1" />
<PackageReference Include="Serilog.Sinks.File" Version="5.0.0" />
</ItemGroup>
<ItemGroup>
<None Update="Serilog.json">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</None>
</ItemGroup>
</Project> </Project>

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@ -0,0 +1,20 @@
using System.Runtime.Serialization;
namespace Excavator.Exceptions;
/// <summary>
/// Класс, описывающий ошибку переполнения коллекции
/// </summary>
[Serializable]
internal class CollectionOverflowException : ApplicationException
{
public CollectionOverflowException(int Count) : base("В коллекции превышено допустимое количество: " + 20) { }
public CollectionOverflowException() : base() { }
public CollectionOverflowException(string Message) : base(Message) { }
public CollectionOverflowException(string message, Exception exception) : base(message, exception) { }
protected CollectionOverflowException(SerializationInfo info, StreamingContext context) : base(info, context) { }
}

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@ -0,0 +1,23 @@
using System.Runtime.Serialization;
namespace Excavator.Exceptions;
/// <summary>
/// Класс, описывающий ошибку, что по указанной позиции нет элемента
/// </summary>
[Serializable]
internal class ObjectNotFoundException : ApplicationException
{
public ObjectNotFoundException(int i) : base("Не найден объект по позиции " + i) { }
public ObjectNotFoundException() : base() { }
public ObjectNotFoundException(string message) : base(message) { }
public ObjectNotFoundException(string message, Exception exception) : base(message, exception) { }
protected ObjectNotFoundException(SerializationInfo info, StreamingContext context) : base(info, context) { }
}

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@ -0,0 +1,20 @@
using System.Runtime.Serialization;
namespace Excavator.Exceptions;
/// <summary>
/// Класс, описывающий ошибку выхода за границы коллекции
/// </summary>
[Serializable]
internal class PositionOutOfCollectionException : ApplicationException
{
public PositionOutOfCollectionException(int i) : base("Выход за границы коллекции. Позиция " + i) { }
public PositionOutOfCollectionException() : base() { }
public PositionOutOfCollectionException(string message) : base(message) { }
public PositionOutOfCollectionException(string message, Exception exception) : base(message, exception) { }
protected PositionOutOfCollectionException(SerializationInfo info, StreamingContext context) : base(info, context) { }
}

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@ -1,5 +1,7 @@
using Excavator.CollectionGenericObjects; using Microsoft.Extensions.Logging;
using Excavator.CollectionGenericObjects;
using Excavator.Drawnings; using Excavator.Drawnings;
using Excavator.Exceptions;
namespace Excavator; namespace Excavator;
@ -13,10 +15,17 @@ public partial class FormExcavatorCollection : Form
private AbstractCompany? _company = null; private AbstractCompany? _company = null;
public FormExcavatorCollection() /// <summary>
/// Логер
/// </summary>
private readonly ILogger _logger;
public FormExcavatorCollection(ILogger<FormExcavatorCollection> logger)
{ {
InitializeComponent(); InitializeComponent();
_storageCollection = new(); _storageCollection = new();
_logger = logger;
_logger.LogInformation("Форма создалась");
} }
private void pictureBox_Click(object sender, EventArgs e) private void pictureBox_Click(object sender, EventArgs e)
@ -44,6 +53,8 @@ public partial class FormExcavatorCollection : Form
/// </summary> /// </summary>
/// <param name="truck"></param> /// <param name="truck"></param>
private void SetExcavator(DrawningSimpleExcavator excavator) private void SetExcavator(DrawningSimpleExcavator excavator)
{
try
{ {
if (_company == null || excavator == null) if (_company == null || excavator == null)
{ {
@ -53,12 +64,17 @@ public partial class FormExcavatorCollection : Form
{ {
MessageBox.Show("Объект добавлен"); MessageBox.Show("Объект добавлен");
pictureBox.Image = _company.Show(); pictureBox.Image = _company.Show();
_logger.LogInformation("Добавлен объект: " + excavator.GetDataForSave());
} }
else }
catch (ObjectNotFoundException ex) { }
catch (CollectionOverflowException ex)
{ {
MessageBox.Show("Не удалось добавить объект"); MessageBox.Show(ex.Message);
_logger.LogError("Ошибка: {Message}", ex.Message);
} }
} }
private void ButtonRemoveExcavator_Click(object sender, EventArgs e) private void ButtonRemoveExcavator_Click(object sender, EventArgs e)
{ {
if (string.IsNullOrEmpty(maskedTextBoxPosition.Text) || _company == null) if (string.IsNullOrEmpty(maskedTextBoxPosition.Text) || _company == null)
@ -72,14 +88,19 @@ public partial class FormExcavatorCollection : Form
} }
int pos = Convert.ToInt32(maskedTextBoxPosition.Text); int pos = Convert.ToInt32(maskedTextBoxPosition.Text);
try
{
if (_company - pos != null) if (_company - pos != null)
{ {
MessageBox.Show("Объект удален"); MessageBox.Show("Объект удален");
pictureBox.Image = _company.Show(); pictureBox.Image = _company.Show();
_logger.LogInformation("Удален объект по позиции " + pos);
} }
else }
catch (Exception ex)
{ {
MessageBox.Show("Не удалось удалить объект"); MessageBox.Show(ex.Message);
_logger.LogError("Ошибка: {Message}", ex.Message);
} }
} }
/// <summary> /// <summary>
@ -96,6 +117,8 @@ public partial class FormExcavatorCollection : Form
DrawningSimpleExcavator? excavator = null; DrawningSimpleExcavator? excavator = null;
int counter = 100; int counter = 100;
try
{
while (excavator == null) while (excavator == null)
{ {
excavator = _company.GetRandomObject(); excavator = _company.GetRandomObject();
@ -110,13 +133,17 @@ public partial class FormExcavatorCollection : Form
{ {
return; return;
} }
FormExcavator form = new() FormExcavator form = new()
{ {
SetExcavator = excavator SetExcavator = excavator
}; };
form.ShowDialog(); form.ShowDialog();
} }
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
/// <summary> /// <summary>
/// Перерисовка коллекции /// Перерисовка коллекции
@ -167,6 +194,8 @@ public partial class FormExcavatorCollection : Form
return; return;
} }
try
{
CollectionType collectionType = CollectionType.None; CollectionType collectionType = CollectionType.None;
if (radioButtonMassive.Checked) if (radioButtonMassive.Checked)
{ {
@ -179,6 +208,12 @@ public partial class FormExcavatorCollection : Form
_storageCollection.AddCollection(textBoxCollectionName.Text, collectionType); _storageCollection.AddCollection(textBoxCollectionName.Text, collectionType);
RerfreshListBoxItems(); RerfreshListBoxItems();
_logger.LogInformation("Коллекция добавлена " + textBoxCollectionName.Text);
}
catch (Exception ex)
{
_logger.LogError("Ошибка: {Message}", ex.Message);
}
} }
/// <summary> /// <summary>
@ -194,13 +229,21 @@ public partial class FormExcavatorCollection : Form
return; return;
} }
try
{
if (MessageBox.Show("Удалить коллекцию?", "Удаление", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No) if (MessageBox.Show("Удалить коллекцию?", "Удаление", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No)
{ {
return; return;
} }
_storageCollection.DelCollection(listBoxCollection.SelectedItem.ToString()); _storageCollection.DelCollection(listBoxCollection.SelectedItem.ToString());
_logger.LogInformation("Коллекция " + listBoxCollection.SelectedItem.ToString() + " удалена");
RerfreshListBoxItems(); RerfreshListBoxItems();
} }
catch (Exception ex)
{
_logger.LogError("Ошибка: {Message}", ex.Message);
}
}
private void buttonCreateCompany_Click(object sender, EventArgs e) private void buttonCreateCompany_Click(object sender, EventArgs e)
{ {
@ -232,13 +275,16 @@ public partial class FormExcavatorCollection : Form
{ {
if (saveFileDialog.ShowDialog() == DialogResult.OK) if (saveFileDialog.ShowDialog() == DialogResult.OK)
{ {
if (_storageCollection.SaveData(saveFileDialog.FileName)) try
{ {
_storageCollection.SaveData(saveFileDialog.FileName);
MessageBox.Show("Сохранение прошло успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information); MessageBox.Show("Сохранение прошло успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
_logger.LogInformation("Сохранение в файл: {filename}", saveFileDialog.FileName);
} }
else catch (Exception ex)
{ {
MessageBox.Show("Не сохранилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error); MessageBox.Show(ex.Message, "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
_logger.LogError("Ошибка: {Message}", ex.Message);
} }
} }
} }
@ -247,15 +293,18 @@ public partial class FormExcavatorCollection : Form
{ {
if (openFileDialog.ShowDialog() == DialogResult.OK) if (openFileDialog.ShowDialog() == DialogResult.OK)
{ {
if (_storageCollection.LoadData(openFileDialog.FileName)) try
{ {
_storageCollection.LoadData(openFileDialog.FileName);
MessageBox.Show("Загрузка прошла успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information); MessageBox.Show("Загрузка прошла успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
_logger.LogInformation("Загрузка из файла: {filename}", openFileDialog.FileName);
} }
else catch (Exception ex)
{ {
MessageBox.Show("Не загрузилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error); MessageBox.Show("Не загрузилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
_logger.LogError("Ошибка: {Message}", ex.Message);
} }
} }
RerfreshListBoxItems();
} }
} }

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@ -1,3 +1,8 @@
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using Serilog;
namespace Excavator namespace Excavator
{ {
internal static class Program internal static class Program
@ -11,7 +16,29 @@ namespace Excavator
// To customize application configuration such as set high DPI settings or default font, // To customize application configuration such as set high DPI settings or default font,
// see https://aka.ms/applicationconfiguration. // see https://aka.ms/applicationconfiguration.
ApplicationConfiguration.Initialize(); ApplicationConfiguration.Initialize();
Application.Run(new FormExcavatorCollection()); ServiceCollection services = new();
ConfigureServices(services);
using ServiceProvider serviceProvider = services.BuildServiceProvider();
Application.Run(serviceProvider.GetRequiredService<FormExcavatorCollection>());
}
/// <summary>
/// Êîíôèãóðàöèÿ ñåðâèñà DI
/// </summary>
/// <param name="services"></param>
private static void ConfigureServices(ServiceCollection services)
{
services.AddSingleton<FormExcavatorCollection>()
.AddLogging(option =>
{
option.SetMinimumLevel(LogLevel.Information);
option.AddSerilog(new LoggerConfiguration()
.ReadFrom.Configuration(new ConfigurationBuilder()
.AddJsonFile("serilog.json")
.Build())
.CreateLogger());
});
} }
} }
} }

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@ -0,0 +1,18 @@
{
"Serilog": {
"Using": [ "Serilog.Sinks.File" ],
"MinimumLevel": "Information",
"WriteTo": [
{
"Name": "File",
"Args": {
"path": "log.log",
"outputTemplate": "[{Timestamp:HH:mm:ss.fff}]{Level:u4}: {Message:lj}{NewLine}{Exception}"
}
}
],
"Properties": {
"Application": "Excavator"
}
}
}