java/w9/Article.java

package com.example.datacollect.model;

import java.time.LocalDate;
import java.time.format.DateTimeFormatter;

public class Article {
    private String title;
    private String url;
    private String content;
    private String author;          // 新增：作者
    private LocalDate publishDate;  // 新增：发布日期

    public Article(String title, String url, String content) {
        this(title, url, content, null, null);
    }

    public Article(String title, String url, String content, String author, LocalDate publishDate) {
        this.title = title;
        this.url = url;
        this.content = content;
        this.author = author;
        this.publishDate = publishDate;
    }

    // Getters and Setters
    public String getTitle() { return title; }
    public void setTitle(String title) { this.title = title; }

    public String getUrl() { return url; }
    public void setUrl(String url) { this.url = url; }

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

    public String getAuthor() { return author; }
    public void setAuthor(String author) { this.author = author; }

    public LocalDate getPublishDate() { return publishDate; }
    public void setPublishDate(LocalDate publishDate) { this.publishDate = publishDate; }

    // 可选：格式化日期字符串的便捷方法
    public String getFormattedPublishDate() {
        if (publishDate == null) return "未知";
        return publishDate.format(DateTimeFormatter.ofPattern("yyyy-MM-dd"));
    }

    @Override
    public String toString() {
        return "Article{"
                + "title='" + title + '\''
                + ", url='" + url + '\''
                + ", author='" + author + '\''
                + ", publishDate=" + publishDate
                + '}';
    }
}