code: @ReturnsMutableObject ("Speed")
    @SuppressFBWarnings ("EI_EXPOSE_REP")
    @Nullable
    public byte [] directGet ()
    {
      if (isInMemory ())
      {
        _ensureCachedContentIsPresent ();
        return m_aCachedContent;
      }
  
      return SimpleFileIO.getAllFileBytes (m_aDFOS.getFile ());
    }
docs: Returns the contents of the file as an array of bytes. If the contents of
  the file were not yet cached in memory, they will be loaded from the disk
  storage and cached.
  
  @return The contents of the file as an array of bytes.