Java: string matcher example

gistfile1.java

import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class M {
    public static void main(String[] args) {
        String url = "http://localhost/blog/booking/?record_locator=FN0RGA";

        Pattern p = Pattern.compile("record_locator=((\\d|\\w){6})");

        Matcher matcher = p.matcher(url);
        if (matcher.find()) {
            System.out.println(matcher.group(1));
        }
    }
}