Simple Jsoup skip anchor and empty links example

gistfile1.groovy

import org.jsoup.Jsoup
import org.jsoup.nodes.Document

@Grab(group='org.jsoup', module='jsoup', version='1.8.1')

def html = '''
<div id="something">
    <a href="#home">This will be skipped</a>
    <a href="/page/test#header">This one is ok</a>
    <a href="aboutus.html#friends">This is also ok</a>
    <a href="#top">This one is not ok</a>
    <a href="">Empty link that need to be skipped</a>
    <a href="/">Home page link, need to be skipped</a>
    <a href="a">This is ok</a>
    <a href="ab">This is ok</a>

</div>
'''

Document document = Jsoup.parse(html)

assert document.select('a:not([href^=#]')
        .select('a[href~=^/?[^/]+]')
        .size() == 4