如何在Java中实现简易博客管理

public class BlogPost {
    private String title;
    private String author;
    private String content;
    private String timestamp;
<pre class='brush:java;toolbar:false;'>public BlogPost(String title, String author, String content) {
    this.title = title;
    this.author = author;
    this.content = content;
    this.timestamp = java.time.LocalDateTime.now().toString();
}

// Getter 和 Setter 方法
public String getTitle() { return title; }
public String getAuthor() { return author; }
public String getContent() { return content; }
public String getTimestamp() { return timestamp; }

@Override
public String toString() {
    return "标题: " + title + "\n作者: " + author + "\n时间: " + timestamp + "\n内容: " + content + "\n";
}

import java.util.ArrayList;
import java.util.Scanner;
<p>public class BlogManager {
private ArrayList<BlogPost> posts = new ArrayList<>();
private Scanner scanner = new Scanner(System.in);</p><pre class='brush:java;toolbar:false;'>public void run() {
    while (true) {
        System.out.println("\n--- 简易博客系统 ---");
        System.out.println("1. 发布新文章");
        System.out.println("2. 查看所有文章");
        System.out.println("3. 根据标题删除文章");
        System.out.println("4. 退出");
        System.out.print("请选择操作：");

        int choice = scanner.nextInt();
        scanner.nextLine(); // 消费换行符

        switch (choice) {
            case 1:
                addPost();
                break;
            case 2:
                viewAllPosts();
                break;
            case 3:
                deletePost();
                break;
            case 4:
                System.out.println("再见！");
                return;
            default:
                System.out.println("无效选择，请重试。");
        }
    }
}

private void addPost() {
    System.out.print("输入标题: ");
    String title = scanner.nextLine();
    System.out.print("输入作者: ");
    String author = scanner.nextLine();
    System.out.print("输入内容: ");
    String content = scanner.nextLine();

    posts.add(new BlogPost(title, author, content));
    System.out.println("文章发布成功！");
}

private void viewAllPosts() {
    if (posts.isEmpty()) {
        System.out.println("暂无文章。");
    } else {
        for (BlogPost post : posts) {
            System.out.println("\n" + post);
        }
    }
}

private void deletePost() {
    System.out.print("输入要删除的文章标题: ");
    String title = scanner.nextLine();
    boolean removed = posts.removeIf(post -> post.getTitle().equals(title));
    if (removed) {
        System.out.println("删除成功！");
    } else {
        System.out.println("未找到该标题的文章。");
    }
}

public class Main {
    public static void main(String[] args) {
        new BlogManager().run();
    }
}