Use this class to read and write files within SolFSStorage.
SolFSStream is a descendant of TStream in Delphi/C++Builder edition.
SolFSStream is a descendant of Stream in .NET edition.
Use SolFSStream to read/write individual files within SolFSStorage. SolFSStream provides the same interface as Stream does, but includes additional parameters needed to allocate the file in SolFSStorage.