public void delete(String genre, String title) {
GenreNode genreToDelete = findGenreNode(genre);
if (genreToDelete == null) return;
TitleNode titleToDelete = genreToDelete.findTitleNode(title);
if (titleToDelete == null) return;
TitleNode titlePrev = genreToDelete.findTitlePosition(title);
titlePrev.setNextTitle(titleToDelete.getNextTitle());
if (genreToDelete.getTitleHead().getNextTitle() == null) {
GenreNode genrePrev = findGenrePosition(genre);
genrePrev.setNextGenre(genreToDelete.getNextGenre());
}
}
public void printListAll(List printList) {
GenreNode curr = printList.head;
if (curr.getNextGenre() == null) {
System.out.println("EMPTY");
} else {
for (curr = printList.head.getNextGenre(); curr != null; curr = curr.getNextGenre()) {
for (TitleNode curr2nd = curr.getTitleHead().getNextTitle();
curr2nd != null;
curr2nd = curr2nd.getNextTitle()) {
System.out.println("(" + curr.getGenreData() + ", " + curr2nd.getTitleData() + ")");
}
}
}
}
public void search(String keyword) {
GenreNode curr = this.head;
String cache = "";
for (curr = this.head.getNextGenre(); curr != null; curr = curr.getNextGenre()) {
for (TitleNode curr2nd = curr.getTitleHead().getNextTitle();
curr2nd != null;
curr2nd = curr2nd.getNextTitle()) {
if (curr2nd.getTitleData().contains(keyword)) {
System.out.println("(" + curr.getGenreData() + ", " + curr2nd.getTitleData() + ")");
cache = "*";
}
}
}
if (cache.equals("")) {
System.out.println("EMPTY");
}
}
