Node.cpp

// Author: Johanne Montano
// Course: SENG1120
// Student Number: c3336019
#include <cstdlib>
#include "Node.h"
// this class will be used as data holders for a linked list

// constructors
Node::Node(Node* next_node, Node* previous_node, value_type& object_data){
    next = next_node;
    previous = previous_node;
    node_data = object_data;
}

// empty destructor
Node::~Node(){}

// setters
void Node::set_next(Node* next_){
    next = next_;
}

void Node::set_previous(Node* previous_){
    previous = previous_;
}

void Node::set_data(value_type& node_data_){
    node_data = node_data_;
}

// getters - use const when we can and non const when we must alter the state of the object
const Node* Node::get_next() const{
    return next;
}

const Node* Node::get_previous() const{
    return previous;
}

Node* Node::getNext(){
    return next;
}

Node* Node::getPrevious(){
    return previous;
}

Node::value_type& Node::get_data(){
    return node_data;
}