View difference between Paste ID: 4ZFY96xx and 4gNCWktU

 import java.util.*;
 
 public class Articles_2 {
 
     public static class Article {
         String title;
         String content;
         String author;
 
         String getTitle() {
             return title;
         }
 
         private String getContent() {
             return content;
         }
 
         private String getAuthor() {
             return author;
         }
 
         private Article(String title, String content, String author) {
             this.title = title;
             this.content = content;
             this.author = author;
         }
 
         @Override
         public String toString() {
             return String.format("%s - %s: %s", title, content, author);
         }
     }
 
     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[] tokens = scanner.nextLine().split(", ");
             articles.add(new Article(tokens[0], tokens[1], tokens[2]));
         }
 
         String command = scanner.nextLine();
         switch (command) {
             case "title":
                 articles.sort(Comparator.comparing(Article::getTitle));
                 break;
             case "content":
                 articles.sort(Comparator.comparing(Article::getContent));
                 break;
             case "author":
                 articles.sort(Comparator.comparing(Article::getAuthor));
                 break;
         }
 
         for (Article article : articles) {
             System.out.println(article.toString());
         }
 
     }
 }