// File: IntNode.cpp
//
// IntNode Implementation

#include <iostream>
#include <typeinfo>
#include "IntNode.h"

using namespace std ;


// Constructor. Note that data defaults to 0.
//
IntNode::IntNode (int data /* = 0 */ ) : m_data(data) {
   // do nothing else
}

void IntNode::print(ostream& os /*=cout*/) const {
   os << m_data ;
}

IntNode *IntNode::clone() const {
#ifndef NDEBUG
   cerr << "   IntNode clone\n" ;
#endif

   return new IntNode(m_data) ;
}


bool IntNode::operator==(const HNode& rhs_ref) const {

   // comparing apples to oranges??

   if (typeid(rhs_ref) != typeid(IntNode)) return false ;

   // This could throw an exception, but we already checked typeids

   const IntNode& rhs = dynamic_cast<const IntNode &>(rhs_ref) ;

   return  m_data == rhs.m_data ;
}


int IntNode::get() const {
   return m_data ;
}


void IntNode::set(int data) {
   m_data = data ;
}