public List<ValueBox> addArgumentHotspots(String signature,int arg){
  List<ValueBox> sigSpots=StringAnalysis.getArgumentExpressions(signature,arg);
  return addArgumentHotspots(signature,arg,sigSpots);
}

public List < ValueBox > addArgumentHotspots ( String signature , int arg ) { List < ValueBox > sigSpots = StringAnalysis . getArgumentExpressions ( signature , arg ) ; return addArgumentHotspots ( signature , arg , sigSpots ) ; }
add a hotspot for matching calls .
