Get the keywords and descriptions of the website
Implementing HTML parser jsoup
Download jsoup lib address: http://jsoup.org/download
The code copy is as follows:
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("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("Keyword: "+content);
}
if ("description".equalsIgnoreCase(meta.attr("name"))) {
System.out.println("Website content description:"+content);
}
}
Elements keywords = doc.getElementsByTag("meta");
System.out.println("Title"+title);
}
}
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