/**
* Returns the current non-zero non-missing value w_{ij} of the covariate.
*/
double DyadicCovariateValueIterator::value() const
{
if (!this->valid())
{
throw InvalidIteratorException();
}
return this->lcurrent->second;
}
void String::Swap(Pointer<Iterator<char>>& lhs, Pointer<Iterator<char>>& rhs)
{
try {
StringIterator& first = dynamic_cast<StringIterator&>(*lhs);
StringIterator& second = dynamic_cast<StringIterator&>(*rhs);
if (this != first._string || this != second._string) {
throw InvalidIteratorException();
} else if (lhs->IsDone() || rhs->IsDone()) {
throw IteratorOutOfBoundException();
}
Lupus::Swap(_data[first._current], _data[second._current]);
} catch (...) {
throw InvalidIteratorException();
}
}
/**
* Returns the current actor j with a non-zero non-missing value
* w_{ij} of the covariate.
*/
int DyadicCovariateValueIterator::actor() const
{
if (!this->valid())
{
throw InvalidIteratorException();
}
return this->lcurrent->first;
}
