bool Interval::operator<(const Interval & b) const {
if(getStart() == b.getStart()){
return (getStop() < b.getStop());
}
return (getStart() < b.getStart());
}
bool Interval::overlaps(const Interval & b, bool strand_specific){
if(getStrand() == b.getStrand() || getStrand() == BOTH || b.getStrand() == BOTH || !strand_specific){
return (getStart() < b.getStop() && b.getStart() < getStop());
}
return false;
}