public override IAsyncAction CopyAndReplaceAsync(IStorageFile fileToReplace)
{
return(AsyncInfo.Run(async(cancellationToken) =>
{
var hFile = NativeFileOperationsHelper.OpenFileForRead(ContainerPath);
if (hFile.IsInvalid)
{
return;
}
using (ZipFile zipFile = new ZipFile(new FileStream(hFile, FileAccess.Read)))
{
zipFile.IsStreamOwner = true;
var znt = new ZipNameTransform(ContainerPath);
var entry = zipFile.GetEntry(znt.TransformFile(Path));
if (entry != null)
{
using var hDestFile = fileToReplace.CreateSafeFileHandle(FileAccess.ReadWrite);
using (var inStream = zipFile.GetInputStream(entry))
using (var outStream = new FileStream(hDestFile, FileAccess.Write))
{
await inStream.CopyToAsync(outStream);
await outStream.FlushAsync();
}
}
}
}));
}
public void NullStorageFile_ThrowsArgumentNull()
{
IStorageFile file = null;
AssertExtensions.Throws <ArgumentNullException>("windowsRuntimeFile", () => file.CreateSafeFileHandle());
}