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General improvements

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Alex Amadori
2017-03-13 11:29:24 +01:00
parent 971d8eb7c5
commit caa6e9c82b
7 changed files with 10 additions and 7 deletions
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59
osu.Game/Beatmaps/IO/ArchiveReader.cs
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@ -1,59 +0,0 @@
// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using System;
using System.Collections.Generic;
using System.IO;
using osu.Framework.IO.Stores;
using osu.Framework.Platform;
namespace osu.Game.Beatmaps.IO
{
public abstract class ArchiveReader : IDisposable, IResourceStore<byte[]>
{
protected class Reader
{
public Func<Storage, string, bool> Test { get; set; }
public Type Type { get; set; }
}
protected static List<Reader> Readers { get; } = new List<Reader>();
public static ArchiveReader GetReader(Storage storage, string path)
{
foreach (var reader in Readers)
{
if (reader.Test(storage, path))
return (ArchiveReader)Activator.CreateInstance(reader.Type, storage.GetStream(path));
}
throw new IOException(@"Unknown file format");
}
protected static void AddReader<T>(Func<Storage, string, bool> test) where T : ArchiveReader
{
Readers.Add(new Reader { Test = test, Type = typeof(T) });
}
/// <summary>
/// Opens a stream for reading a specific file from this archive.
/// </summary>
public abstract Stream GetStream(string name);
public abstract void Dispose();
public virtual byte[] Get(string name)
{
using (Stream input = GetStream(name))
{
if (input == null)
return null;
using (MemoryStream ms = new MemoryStream())
{
input.CopyTo(ms);
return ms.ToArray();
}
}
}
}
}