java 獲取郵箱和及判斷郵箱格式

package jsoup;

import java.io.IOException;
import java.util.regex.Pattern;
import java.util.regex.Matcher;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;

public class CatchEmail {

 public static void main(String[] args) throws IOException {
   String html = "<a href=\"mailto:[email protected]\">Gary Lim Hock Seng </a><a href=\"mailto:[email protected]\">Gary Lim Hock Seng<a href=\"mailto:張許郵箱\"> </a>";
  // String html="dddd";
  Document doc = Jsoup.parse(html);
  // Document doc=Jsoup.connect("http://www.sqlife.cn").get();
  Elements links = doc.select("a[href^=mailto]");
  //找出所有郵箱
  for (Element lnk : links) {
   String email = lnk.attr("href").substring(7);
   System.out.println(email);

   // System.out.printf("%s:%s\n", lnk.text(), email);
  }
  //判斷郵箱格式
  Pattern pattern = Pattern
    .compile("^([a-zA-Z0-9_\\-\\.]+)@((\\[[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.)|(([a-zA-Z0-9\\-]+\\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\\]?)$");
  Matcher matcher = pattern.matcher("[email protected]");
  System.out.println(matcher.matches());
 }
}