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CountryList.cpp
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CountryList.cpp
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#include "CountryList.h"
void CountryListPrint(CountryNode * head){
CountryNode * current = head;
cout << "Printing the list: " << endl;
int i = 1;
while (current != NULL) {
cout << "Country " << i++ << ": " << current->country << endl;
current = current->next;
}
cout << endl;
}
void CountryListPrintInFile(CountryNode * head, ofstream& logFile){
CountryNode * current = head;
int i = 1;
while (current != NULL) {
logFile << current->country << endl;
current = current->next;
}
}
/* Adding an item to the beginning of the list (pushing to the list) */
void CountryListPush(CountryNode ** head, string country){
CountryNode * new_node = new(CountryNode);
/* Update data */
new_node->country = country;
new_node->next = *head;
/* Now the new CountryNode will be the list's head */
*head = new_node;
}
bool CountryListSearch(CountryNode* head, string countryName){
CountryNode* current = head; // Initialize current
while (current != NULL)
{
if (current->country.compare(countryName) == 0)
return true;
current = current->next;
}
return false;
}
string* CountryListSearch2(CountryNode* head, string countryName){
CountryNode* current = head; // Initialize current
while (current != NULL)
{
if (current->country.compare(countryName) == 0)
return &(current->country);
current = current->next;
}
return NULL;
}
/* Counts no. of nodes in linked list */
int CountryListCount(CountryNode* head){
CountryNode* current = head;
int counter = 0;
while (current != NULL) {
current = current->next;
counter++;
}
return counter;
}
void CountryDeleteList(CountryNode** head){
CountryNode* current = *head; // Initialize current
CountryNode* temp = NULL;
while (current != NULL) {
temp = current;
current = current->next;
delete temp;
}
}
string getAllCountries(CountryNode* head, string inputDir){
CountryNode* current = head;
string allCountries = "";
while (current != NULL) {
allCountries = allCountries + inputDir + "/" + current->country + " ";
current = current->next;
}
return allCountries;
}