Articles 2.0

package com.company;


import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Scanner;

public class Main {
    static class Article {

        private String title;
        private String content;
        private String autor;

        public Article(String title, String content, String autor) {

            this.title = title;
            this.content = content;
            this.autor = autor;
        }

        public String getTitle() {
            return title;
        }

        public void setTitle(String title) {
            this.title = title;
        }

        public String getContent() {
            return content;
        }

        public void setContent(String content) {
            this.content = content;
        }

        public String getAutor() {
            return autor;
        }

        public void setAutor(String autor) {
            this.autor = autor;
        }

        @Override
        public String toString() {
            return String.format("%s - %s: %s", getTitle(), getContent(), getAutor());
        }
    }

    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);


        int n = Integer.parseInt(scanner.nextLine());
        List<Article> articles = new ArrayList<>();

        for (int i = 0; i < n; i++) {
            String line = scanner.nextLine();
            String[] tokens = line.split(", ");
            String title = tokens[0];
            String content = tokens[1];
            String autor = tokens[2];

            Article article = new Article(title, content, autor);
            articles.add(article);
        }

        String finalCommand = scanner.nextLine();
        if (finalCommand.equals("title")) {
            articles.sort((f, s) -> f.getTitle().compareTo(s.getTitle()));

        } else if (finalCommand.equals("content")) {
            articles.sort((f, s) -> f.getContent().compareTo(s.getContent()));

        } else if (finalCommand.equals("author")) {
            articles.sort((f, s) -> f.getAutor().compareTo(s.getAutor()));

        }
        for (Article article : articles) {
            System.out.println(article.toString());
        }


    }

}