public Stream GetStream(StreamType streamType, StreamParameters streamParameters)
{
LoadStreamFactories();
if (_streamFactoriesHash.ContainsKey(streamType))
{
return _streamFactoriesHash[streamType].Create(streamParameters);
}
throw new ArgumentException(string.Format("No Factory defined for type {0}", streamType));
}
public Stream Create(StreamParameters streamParameters)
{
if(streamParameters != null)
{
var cryptoStreamParameters = streamParameters as CryptoStreamParameters;
if(cryptoStreamParameters != null && cryptoStreamParameters.Stream != null && cryptoStreamParameters.CryptoTransform != null)
{
return _cryptoStreamFactory.Create(cryptoStreamParameters.Stream, cryptoStreamParameters.CryptoTransform, cryptoStreamParameters.CryptoStreamMode);
}
throw new ArgumentException("StreamParameters must be of type CryptoStreamParameters with Stream and CryptoTransform, no default constructor exists!");
}
throw new ArgumentNullException("streamParameters");
}
public Stream Create(StreamParameters streamParameters)
{
if (streamParameters != null)
{
var memoryStreamParameters = streamParameters as MemoryStreamParameters;
if (memoryStreamParameters != null)
{
if (memoryStreamParameters.Buffer != null)
{
if (memoryStreamParameters.Writable.HasValue)
{
if (memoryStreamParameters.Index.HasValue && memoryStreamParameters.Count.HasValue)
{
if (memoryStreamParameters.PubliclyVisible.HasValue)
{
return _memoryStreamFactory.Create(memoryStreamParameters.Buffer, memoryStreamParameters.Index.Value, memoryStreamParameters.Count.Value, memoryStreamParameters.Writable.Value, memoryStreamParameters.PubliclyVisible.Value);
}
return _memoryStreamFactory.Create(memoryStreamParameters.Buffer, memoryStreamParameters.Index.Value, memoryStreamParameters.Count.Value, memoryStreamParameters.Writable.Value);
}
return _memoryStreamFactory.Create(memoryStreamParameters.Buffer, memoryStreamParameters.Writable.Value);
}
if (memoryStreamParameters.Index.HasValue && memoryStreamParameters.Count.HasValue)
{
return _memoryStreamFactory.Create(memoryStreamParameters.Buffer, memoryStreamParameters.Index.Value, memoryStreamParameters.Count.Value);
}
return _memoryStreamFactory.Create(memoryStreamParameters.Buffer);
}
if (memoryStreamParameters.Capacity.HasValue)
{
return _memoryStreamFactory.Create(memoryStreamParameters.Capacity.Value);
}
}
}
return _memoryStreamFactory.Create();
}
