/// <summary>
/// Opens or creates a stream, initializing with bytes 0xFF if <paramref name="initialDataSize"/> is greater than zero.
/// </summary>
/// <param name="storageLocation">Location of the stream.</param>
/// <param name="initialDataSize">Initial data size of the stream (in bytes).</param>
/// <returns>The stream, initialized.</returns>
/// <remarks>The capacity of the stream will be rounded up to the nearest multiple of 64 bytes.</remarks>
public Stream OpenOrCreate(string storageLocation, int initialDataSize)
{
lock (FileSystem)
{
return(TestStorageStream.OpenOrCreate(FileSystem, storageLocation, initialDataSize));
}
}
/// <inheritdoc />
public Stream Open(string storageLocation)
{
lock (FileSystem)
{
return(TestStorageStream.OpenOrCreate(FileSystem, storageLocation, -1));
}
}
} // << REALLY do not like this!
public static TestStorageStream OpenOrCreate(ConcurrentDictionary <string, TestStorageStream> fileSystem, string location, int initialSizeInBytes)
{
TestStorageStream stream;
if (!fileSystem.TryGetValue(location, out stream))
{
if (initialSizeInBytes > 0)
{
stream = new TestStorageStream(fileSystem, location, initialSizeInBytes);
}
else
{
stream = new TestStorageStream(fileSystem, location);
}
if (!fileSystem.TryAdd(location, stream))
{
throw new InvalidOperationException();
}
}
stream.Open();
return(stream);
}