Andrey_Abazov/PIbd-23_Abazov_A.A._AirBomber_Base
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Генерация исключений

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This commit is contained in:
abazov73 2022-11-29 12:18:03 +04:00
parent ed23412466
commit edeb29cb76
5 changed files with 96 additions and 23 deletions
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19
AirBomber/AirBomber/AirBomberNotFoundException.cs Normal file
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@ -0,0 +1,19 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.Text;
using System.Threading.Tasks;
namespace AirBomber
{
[Serializable]
internal class AirBomberNotFoundException : ApplicationException
{
public AirBomberNotFoundException(int i) : base($"Не найден объект по позиции {i}") { }
public AirBomberNotFoundException() : base() { }
public AirBomberNotFoundException(string message) : base(message) { }
public AirBomberNotFoundException(string message, Exception exception) : base(message, exception) { }
protected AirBomberNotFoundException(SerializationInfo info, StreamingContext contex) : base(info, contex) { }
}
}

44
AirBomber/AirBomber/FormMapWithSetAirBombers.cs
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@ -48,10 +48,21 @@ namespace AirBomber
{
return;
}
try
{
var formAirBomberConfig = new FormAirBomberConfig();
formAirBomberConfig.AddEvent(AddAction);
formAirBomberConfig.Show();
}
catch (StorageOverflowException ex)
{
MessageBox.Show(ex.Message);
}
catch (Exception ex)
{
MessageBox.Show($"Неизвестная ошибка: {ex.Message}", "Ошибка!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void buttonRemoveAirBomber_Click(object sender, EventArgs e)
{
@ -68,14 +79,21 @@ namespace AirBomber
return;
}
int pos = Convert.ToInt32(maskedTextBoxPosition.Text);
try
{
if (_mapsCollection[listBoxMaps.SelectedItem?.ToString() ?? string.Empty] - pos != null)
{
MessageBox.Show("Объект удален");
pictureBox.Image = _mapsCollection[listBoxMaps.SelectedItem?.ToString() ?? string.Empty].ShowSet();
}
else
}
catch (AirBomberNotFoundException ex)
{
MessageBox.Show("Не удалось удалить объект");
MessageBox.Show($"Ошибка удаления: {ex.Message}", "Ошибка!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (Exception ex)
{
MessageBox.Show($"Неизвестная ошибка: {ex.Message}", "Ошибка!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
@ -183,13 +201,14 @@ namespace AirBomber
{
if (saveFileDialog.ShowDialog() == DialogResult.OK)
{
if (_mapsCollection.SaveData(saveFileDialog.FileName))
try
{
_mapsCollection.SaveData(saveFileDialog.FileName);
MessageBox.Show("Сохранение прошло успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
else
catch (Exception ex)
{
MessageBox.Show("Не сохранилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
MessageBox.Show($"Не сохранилось: {ex.Message}", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
@ -198,14 +217,23 @@ namespace AirBomber
{
if (openFileDialog.ShowDialog() == DialogResult.OK)
{
if (_mapsCollection.LoadData(openFileDialog.FileName))
try
{
_mapsCollection.LoadData(openFileDialog.FileName);
MessageBox.Show("Загрузка прошла успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
ReloadMaps();
}
else
catch(FileFormatException ex)
{
MessageBox.Show("Не загрузилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
MessageBox.Show($"Не загрузилось: {ex.Message}", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch(FileNotFoundException ex)
{
MessageBox.Show($"Не загрузилось: {ex.Message}", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (Exception ex)
{
MessageBox.Show($"Неизвестная ошибка: {ex.Message}", "Ошибка!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}

10
AirBomber/AirBomber/MapsCollection.cs
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@ -87,7 +87,7 @@ namespace AirBomber
/// </summary>
/// <param name="filename">Путь и имя файла</param>
/// <returns></returns>
public bool SaveData(string filename)
public void SaveData(string filename)
{
if (File.Exists(filename))
{
@ -102,7 +102,6 @@ namespace AirBomber
sw.Write($"{storage.Key}{separatorDict}{storage.Value.GetData(separatorDict, separatorData)}{Environment.NewLine}", sw);
}
}
return true;
}
/// <summary>
@ -110,11 +109,11 @@ namespace AirBomber
/// </summary>
/// <param name="filename"></param>
/// <returns></returns>
public bool LoadData(string filename)
public void LoadData(string filename)
{
if (!File.Exists(filename))
{
return false;
throw new FileNotFoundException("Файл не найден");
}
using (FileStream fs = new(filename, FileMode.Open))
using (StreamReader sr = new StreamReader(fs))
@ -122,7 +121,7 @@ namespace AirBomber
string line;
line = sr.ReadLine();
line.Trim();
if (line != "MapsCollection") return false;
if (line != "MapsCollection") throw new FileFormatException("Неверный формат файла");
_mapStorages.Clear();
while ((line = sr.ReadLine()) != null)
{
@ -145,7 +144,6 @@ namespace AirBomber
_mapStorages[elem[0]].LoadData(elem[2].Split(separatorData, StringSplitOptions.RemoveEmptyEntries));
}
}
return true;
}
}
}

15
AirBomber/AirBomber/SetAirBombersGeneric.cs
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@ -36,7 +36,10 @@ namespace AirBomber
/// <returns></returns>
public int Insert(T airBomber)
{
if (_places.Count + 1 >= _maxCount) return -1;
if (_places.Count + 1 >= _maxCount)
{
throw new StorageOverflowException(_maxCount);
}
_places.Insert(0, airBomber);
return 0;
}
@ -49,7 +52,10 @@ namespace AirBomber
public int Insert(T airBomber, int position)
{
if (position < 0 || position >= _maxCount) return -1;
if (_places.Count + 1 >= _maxCount) return -1;
if (_places.Count + 1 >= _maxCount)
{
throw new StorageOverflowException(_maxCount);
}
_places.Insert(position, airBomber);
return position;
}
@ -60,7 +66,10 @@ namespace AirBomber
/// <returns></returns>
public T Remove(int position)
{
if (position < 0 || position >= _maxCount) return null;
if (position < 0 || position >= _maxCount)
{
throw new AirBomberNotFoundException(position);
}
T removedObject = _places[position];
_places.RemoveAt(position);
return removedObject;

19
AirBomber/AirBomber/StorageOverflowException.cs Normal file
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@ -0,0 +1,19 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.Text;
using System.Threading.Tasks;
namespace AirBomber
{
[Serializable]
internal class StorageOverflowException : ApplicationException
{
public StorageOverflowException(int count) : base($"В наборе превышено допустимое количество: {count}") { }
public StorageOverflowException() : base() { }
public StorageOverflowException(string message) : base(message) { }
public StorageOverflowException(string message, Exception exception) : base(message, exception) { }
protected StorageOverflowException(SerializationInfo info, StreamingContext contex) : base(info, contex) { }
}
}