上传w10文件

Article.java

@@ -0,0 +1,59 @@
+package com.example.datacollect.model;
+import java.util.Date 
+public class Article {
+    private String title;
+    private String url;
+    private String content;
+    private String author;
+    private Date publishDate;
+    public Article(String title, String url, String content,String author,Date publishDate) {
+        this.title = title;
+        this.url = url;
+        this.content = content;
+        this.author = author;
+        this.publishDate= publishDate;
+    }
+
+    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 Date getPublishDate() {
+        return publishDate;
+    }
+    public void setPublishDate(Date publishDate) {
+        this.publishDate = publishDate;
+    }
+    @Override
+    public String toString() {
+        return "Article{"
+                + "title='" + title + '\''
+                + ", url='" + url + '\''
+                + '}';
+    }
+}

HistoryCommmand.java

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+import java.util.ArrayList;
+import java.util.List;
+
+public class HistoryCommand {
+    // 存储所有输入过的命令
+    private final List<String> commandHistory = new ArrayList<>();
+
+    // 添加命令
+    public void addCommand(String cmd) {
+        commandHistory.add(cmd);
+    }
+
+    // 获取全部历史
+    public List<String> getHistory() {
+        return new ArrayList<>(commandHistory); // 防御性拷贝，避免外部修改
+    }
+}