Refactor CTA/tapeserver/castor/tape/tapeserver/file/File.cpp
Refactor CTA/tapeserver/castor/tape/tapeserver/file/File.cpp
to separate the classes in that file into separate .cpp
files:
* `LabelSession`
* `ReadSession`
* `HeaderChecker`
* `ReadFile`
* `WriteSession`
* `WriteFile`
Related issue https://gitlab.cern.ch/cta/CTA/-/issues/1239
Edited by Jorge Camarero Vera