public static Iterable<VisorIgfsConfiguration> list(FileSystemConfiguration[] igfss){
  if (igfss == null)   return Collections.emptyList();
  final Collection<VisorIgfsConfiguration> cfgs=new ArrayList<>(igfss.length);
  for (  FileSystemConfiguration igfs : igfss)   cfgs.add(from(igfs));
  return cfgs;
}

public static Iterable < VisorIgfsConfiguration > list ( FileSystemConfiguration [ ] igfss ) { if ( igfss == null ) return Collections . emptyList ( ) ; final Collection < VisorIgfsConfiguration > cfgs = new ArrayList < > ( igfss . length ) ; for ( FileSystemConfiguration igfs : igfss ) cfgs . add ( from ( igfs ) ) ; return cfgs ; }
construct data transfer object for igfs configurations properties .
