RosettaCodeData/Task/Web-scraping/Java/web-scraping-1.java

16 lines
594 B
Java

String scrapeUTC() throws URISyntaxException, IOException {
String address = "http://tycho.usno.navy.mil/cgi-bin/timer.pl";
URL url = new URI(address).toURL();
try (BufferedReader reader = new BufferedReader(new InputStreamReader(url.openStream()))) {
Pattern pattern = Pattern.compile("^.+? UTC");
Matcher matcher;
String line;
while ((line = reader.readLine()) != null) {
matcher = pattern.matcher(line);
if (matcher.find())
return matcher.group().replaceAll("<.+?>", "");
}
}
return null;
}