w10-张思渊-202401070104

w10/BlogStrategy.java

@@ -0,0 +1,33 @@
+package com.example.datacollect.strategy;
+
+import com.example.datacollect.model.Article;
+import org.jsoup.nodes.Document;
+import org.jsoup.nodes.Element;
+import org.jsoup.select.Elements;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.regex.Pattern;
+
+public class BlogStrategy implements CrawlStrategy {
+    private static final Pattern URL_PATTERN = Pattern.compile("https?://[^/]*blog\\.example\\.com.*");
+
+    @Override
+    public boolean supports(String url) {
+        return url != null && URL_PATTERN.matcher(url).matches();
+    }
+
+    @Override
+    public int getPriority() {
+        return 50;
+    }
+
+    @Override
+    public List<Article> parse(String url, Document doc) {
+        List<Article> articles = new ArrayList<>();
+        Elements titles = doc.select(".post-title");
+        for (Element e : titles) {
+            articles.add(new Article(e.text(), url, ""));
+        }
+        return articles;
+    }
+}