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Copy archive contents to memory stream

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Bartłomiej Dach
2020-12-14 20:11:53 +01:00
parent a323c5ce58
commit 1f6e5f4d32
1 changed files with 14 additions and 1 deletions
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15
osu.Android/OsuGameActivity.cs
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@ -1,6 +1,7 @@
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence. // 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. // See the LICENCE file in the repository root for full licence text.
using System.IO;
using System.Threading.Tasks; using System.Threading.Tasks;
using Android.App; using Android.App;
using Android.Content; using Android.Content;
@ -69,9 +70,21 @@ namespace osu.Android
var filenameColumn = cursor.GetColumnIndex(OpenableColumns.DisplayName); var filenameColumn = cursor.GetColumnIndex(OpenableColumns.DisplayName);
var stream = ContentResolver.OpenInputStream(uri); var stream = ContentResolver.OpenInputStream(uri);
string filename = cursor.GetString(filenameColumn);
if (stream != null) if (stream != null)
Task.Factory.StartNew(() => game.Import(stream, cursor.GetString(filenameColumn)), TaskCreationOptions.LongRunning); Task.Factory.StartNew(() => runImport(stream, filename), TaskCreationOptions.LongRunning);
}
private Task runImport(Stream stream, string filename)
{
// SharpCompress requires archive streams to be seekable, which the stream opened by
// OpenInputStream() seems to not necessarily be.
// copy to an arbitrary-access memory stream to be able to proceed with the import.
var copy = new MemoryStream();
stream.CopyTo(copy);
return game.Import(copy, filename);
} }
} }
} }