Benedikt Schroeder
8 years ago
7 changed files with 428 additions and 49 deletions
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// Copyright (c) The Avalonia Project. All rights reserved.
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// Licensed under the MIT license. See licence.md file in the project root for full license information.
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namespace Avalonia |
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{ |
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public enum ExitMode |
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{ |
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OnLastWindowClose, |
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OnMainWindowClose, |
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OnExplicitExit |
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} |
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} |
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// Copyright (c) The Avalonia Project. All rights reserved.
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// Licensed under the MIT license. See licence.md file in the project root for full license information.
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using System.Collections; |
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using System.Collections.Generic; |
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using Avalonia.Controls; |
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namespace Avalonia |
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{ |
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public class WindowCollection : IReadOnlyList<Window> |
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{ |
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private readonly Application _application; |
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private readonly List<Window> _windows = new List<Window>(); |
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public WindowCollection(Application application) |
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{ |
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_application = application; |
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} |
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/// <inheritdoc />
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/// <summary>
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/// Gets the number of elements in the collection.
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/// </summary>
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public int Count => _windows.Count; |
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/// <inheritdoc />
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/// <summary>
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/// Gets the <see cref="T:Avalonia.Controls.Window" /> at the specified index.
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/// </summary>
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/// <value>
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/// The <see cref="T:Avalonia.Controls.Window" />.
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/// </value>
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/// <param name="index">The index.</param>
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/// <returns></returns>
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public Window this[int index] => _windows[index]; |
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/// <inheritdoc />
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/// <summary>
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/// Returns an enumerator that iterates through the collection.
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/// </summary>
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/// <returns>
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/// An enumerator that can be used to iterate through the collection.
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/// </returns>
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public IEnumerator<Window> GetEnumerator() |
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{ |
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return _windows.GetEnumerator(); |
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} |
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/// <inheritdoc />
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/// <summary>
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/// Returns an enumerator that iterates through a collection.
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/// </summary>
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/// <returns>
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/// An <see cref="T:System.Collections.IEnumerator"></see> object that can be used to iterate through the collection.
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/// </returns>
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IEnumerator IEnumerable.GetEnumerator() |
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{ |
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return GetEnumerator(); |
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} |
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/// <summary>
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/// Adds the specified window.
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/// </summary>
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/// <param name="window">The window.</param>
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internal void Add(Window window) |
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{ |
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if (window == null) |
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{ |
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return; |
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} |
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_windows.Add(window); |
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} |
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/// <summary>
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/// Removes the specified window.
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/// </summary>
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/// <param name="window">The window.</param>
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internal void Remove(Window window) |
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{ |
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if (window == null) |
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{ |
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return; |
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} |
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_windows.Remove(window); |
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OnRemoveWindow(window); |
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} |
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/// <summary>
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/// Closes all windows and removes them from the underlying collection.
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/// </summary>
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internal void Clear() |
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{ |
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while (_windows.Count > 0) |
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{ |
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_windows[0].Close(); |
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} |
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} |
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private void OnRemoveWindow(Window window) |
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{ |
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if (window == null) |
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{ |
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return; |
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} |
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if (_application.IsExiting) |
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{ |
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return; |
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} |
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switch (_application.ExitMode) |
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{ |
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case ExitMode.OnLastWindowClose: |
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if (Count == 0) |
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{ |
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_application.Exit(); |
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} |
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break; |
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case ExitMode.OnMainWindowClose: |
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if (window == _application.MainWindow) |
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{ |
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_application.Exit(); |
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} |
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break; |
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} |
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} |
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} |
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} |
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@ -0,0 +1,107 @@ |
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// Copyright (c) The Avalonia Project. All rights reserved.
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// Licensed under the MIT license. See licence.md file in the project root for full license information.
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using System.Collections.Generic; |
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using Avalonia.UnitTests; |
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using Xunit; |
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namespace Avalonia.Controls.UnitTests |
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{ |
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public class ApplicationTests |
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{ |
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[Fact] |
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public void Should_Exit_After_MainWindow_Closed() |
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{ |
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using (UnitTestApplication.Start(TestServices.StyledWindow)) |
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{ |
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Application.Current.ExitMode = ExitMode.OnMainWindowClose; |
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var mainWindow = new Window(); |
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mainWindow.Show(); |
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Application.Current.MainWindow = mainWindow; |
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var window = new Window(); |
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window.Show(); |
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mainWindow.Close(); |
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Assert.True(Application.Current.IsExiting); |
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} |
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} |
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[Fact] |
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public void Should_Exit_After_Last_Window_Closed() |
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{ |
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using (UnitTestApplication.Start(TestServices.StyledWindow)) |
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{ |
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Application.Current.ExitMode = ExitMode.OnLastWindowClose; |
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var windowA = new Window(); |
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windowA.Show(); |
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var windowB = new Window(); |
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windowB.Show(); |
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windowA.Close(); |
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Assert.False(Application.Current.IsExiting); |
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windowB.Close(); |
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Assert.True(Application.Current.IsExiting); |
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} |
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} |
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[Fact] |
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public void Should_Only_Exit_On_Explicit_Exit() |
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{ |
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using (UnitTestApplication.Start(TestServices.StyledWindow)) |
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{ |
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Application.Current.ExitMode = ExitMode.OnExplicitExit; |
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var windowA = new Window(); |
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windowA.Show(); |
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var windowB = new Window(); |
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windowB.Show(); |
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windowA.Close(); |
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Assert.False(Application.Current.IsExiting); |
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windowB.Close(); |
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Assert.False(Application.Current.IsExiting); |
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Application.Current.Exit(); |
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Assert.True(Application.Current.IsExiting); |
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} |
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} |
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[Fact] |
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public void Should_Close_All_Remaining_Open_Windows_After_Explicit_Exit_Call() |
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{ |
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using (UnitTestApplication.Start(TestServices.StyledWindow)) |
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{ |
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var windows = new List<Window> { new Window(), new Window(), new Window(), new Window() }; |
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foreach (var window in windows) |
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{ |
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window.Show(); |
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} |
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Application.Current.Exit(); |
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Assert.Empty(Application.Current.Windows); |
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} |
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} |
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} |
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} |
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