code: public I_CmsVfsDriver getVfsDriver(CmsDbContext dbc) {
  
          if ((dbc == null) || (dbc.getProjectId() == null) || dbc.getProjectId().isNullUUID()) {
              return m_vfsDriver;
          }
          I_CmsVfsDriver driver = dbc.getVfsDriver(dbc.getProjectId());
          return driver != null ? driver : m_vfsDriver;
  
      }
docs: Returns the VFS driver for the given database context.<p>
  
  @param dbc the database context
  
  @return a VFS driver