osu/osu.Game/Utils/FileUtils.cs

73 lines
2.4 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System;
using System.Threading;
namespace osu.Game.Utils
{
public static class FileUtils
{
/// <summary>
/// Attempt an IO operation multiple times and only throw if none of the attempts succeed.
/// </summary>
/// <param name="action">The action to perform.</param>
/// <param name="state">The provided state.</param>
/// <param name="attempts">The number of attempts (250ms wait between each).</param>
/// <param name="throwOnFailure">Whether to throw an exception on failure. If <c>false</c>, will silently fail.</param>
public static bool AttemptOperation<T>(Action<T> action, T state, int attempts = 10, bool throwOnFailure = true)
{
while (true)
{
try
{
action(state);
return true;
}
catch (Exception)
{
if (attempts-- == 0)
{
if (throwOnFailure)
throw;
return false;
}
}
Thread.Sleep(250);
}
}
/// <summary>
/// Attempt an IO operation multiple times and only throw if none of the attempts succeed.
/// </summary>
/// <param name="action">The action to perform.</param>
/// <param name="attempts">The number of attempts (250ms wait between each).</param>
/// <param name="throwOnFailure">Whether to throw an exception on failure. If <c>false</c>, will silently fail.</param>
public static bool AttemptOperation(Action action, int attempts = 10, bool throwOnFailure = true)
{
while (true)
{
try
{
action();
return true;
}
catch (Exception)
{
if (attempts-- == 0)
{
if (throwOnFailure)
throw;
return false;
}
}
Thread.Sleep(250);
}
}
}
}