This patch adds the streaming session files receiving and sending
information. It is needed for the streaming information.
The constructor now expect the file information, so the
sessionInfoCompositeData was changed to add an empty value for them.
Signed-off-by: Amnon Heiman <amnon@scylladb.com>
The StreamManager getStreams returns an hirarchy of classes. This patch
import StreamManagerMBean with the class hirarchy and add an
implementation to StreamManager.
The implementation is based on the stream_manager API.
Signed-off-by: Amnon Heiman <amnon@scylladb.com>