Patika Java 102 - Ödev - Kitap Sıralayıcı

main.java

import java.util.Comparator;
import java.util.TreeSet;


class Book implements Comparable<Book>{

    private final String name;
    private final int pageNumber;
    private final String author;
    private final int publishDate;

    public Book(String name, int pageNumber, String author, int publishDate) {
        this.name = name;
        this.pageNumber = pageNumber;
        this.author = author;
        this.publishDate = publishDate;
    }

    public String getName() {
        return name;
    }

    public int getPageNumber() {
        return pageNumber;
    }

    public String getAuthor() {
        return author;
    }

    public int getPublishDate() {
        return publishDate;
    }

    @Override
    public int compareTo(Book b) {
        return (this.getName()).compareTo(b.getName());
    }
}


public class Main {

    public static void main(String[] args){

        Book book1 = new Book("Tehlikeli Oyunlar", 572, "Oğuz Atay", 1997);
        Book book2 = new Book("İçimizdeki Şeytan", 257, "Sabahattin Ali", 1999);
        Book book3 = new Book("Bu Ülke", 355, "Cemil Meriç", 1991);
        Book book4 = new Book("Romeo ve Juliet", 408, "William Shakespeare",1591);
        Book book5 = new Book("Küçük Prens", 140, "Antoine de Saint-Exupéry",1943);

        TreeSet<Book> bookNameTreeSet = new TreeSet<Book>();

        bookNameTreeSet.add(book1);
        bookNameTreeSet.add(book2);
        bookNameTreeSet.add(book3);
        bookNameTreeSet.add(book4);
        bookNameTreeSet.add(book5);

        for (Book book:bookNameTreeSet) {
            System.out.printf("Book Name: %-25s Page: %5d\n", book.getName(), book.getPageNumber());
        }

        System.out.println("======================================");

        TreeSet<Book> bookSetPageNum = new TreeSet<>(new Comparator<Book>() {
            @Override
            public int compare(Book b1, Book b2) {
                return b1.getPageNumber() - b2.getPageNumber();
            }
        }.reversed());

        bookSetPageNum.add(book1);
        bookSetPageNum.add(book2);
        bookSetPageNum.add(book3);
        bookSetPageNum.add(book4);
        bookSetPageNum.add(book5);

        for (Book book:bookSetPageNum) {
            System.out.printf("Book Name: %-25s Page: %5d\n", book.getName(), book.getPageNumber());
        }

    }

}