public SamRegionRestriction(RegionRestriction restriction){
  super(restriction.getSequenceName(),restriction.getStart(),restriction.getEnd());
}

public SamRegionRestriction ( RegionRestriction restriction ) { super ( restriction . getSequenceName ( ) , restriction . getStart ( ) , restriction . getEnd ( ) ) ; }
restriction to named template sequence , accepts restrictions of the form name , name : start - end or name : start + length .
