The Java implementation gets the keywords description of the website
- 2020-04-01 03:44:17
- OfStack
Access to websites < Meta name="keywords" content="" / > < Meta name = "description" content = "" > Keywords and description content
Implement the HTML parser jsoup
Download jsoup lib address: (link: http://jsoup.org/download)
package cn.evan.util;
import java.io.IOException;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;
public class SemanticCrawl {
public static void main(String[] args) {
Document doc = null;
try {
doc = Jsoup.connect(" The url ").get();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
String title = doc.title();
Elements metas = doc.head().select("meta");
for (Element meta : metas) {
String content = meta.attr("content");
if ("keywords".equalsIgnoreCase(meta.attr("name"))) {
System.out.println(" Key words: "+content);
}
if ("description".equalsIgnoreCase(meta.attr("name"))) {
System.out.println(" Content description :"+content);
}
}
Elements keywords = doc.getElementsByTag("meta");
System.out.println(" The title "+title);
}
}
That's all I have to share in this article. I hope you enjoy it.