void Foam::HashSet<Key, Hash>::operator-=(const HashSet<Key, Hash>& rhs)
{
// Remove rhs elements from lhs
for (const_iterator iter = rhs.cbegin(); iter != rhs.cend(); ++iter)
{
this->erase(iter.key());
}
}
void Foam::HashSet<Key, Hash>::operator|=(const HashSet<Key, Hash>& rhs)
{
// Add rhs elements into lhs
for (const_iterator iter = rhs.cbegin(); iter != rhs.cend(); ++iter)
{
this->insert(iter.key());
}
}
void Foam::HashSet<Key, Hash>::operator^=(const HashSet<Key, Hash>& rhs)
{
// Add missed rhs elements, remove duplicate elements
for (const_iterator iter = rhs.cbegin(); iter != rhs.cend(); ++iter)
{
if (this->found(iter.key()))
{
this->erase(iter.key());
}
else
{
this->insert(iter.key());
}
}
}
bool Foam::HashSet<Key, Hash>::operator==(const HashSet<Key, Hash>& rhs) const
{
// Are all lhs elements in rhs?
for (const_iterator iter = this->cbegin(); iter != this->cend(); ++iter)
{
if (!rhs.found(iter.key()))
{
return false;
}
}
// Are all rhs elements in lhs?
for (const_iterator iter = rhs.cbegin(); iter != rhs.cend(); ++iter)
{
if (!this->found(iter.key()))
{
return false;
}
}
return true;
}