import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = "(?:(?:ht|f)tp(?:s?)\\:\\/\\/|~\\/|\\/)?(?:\\w+:\\w+@)?((?:(?:[-\\w\\d\\{1-3\\}]+\\.)+(?:com|org|net|gov|mil|biz|info|mobi|name|aero|jobs|edu|co\\.uk|ac\\.uk|it|fr|tv|museum|asia|local|travel|[a-z]{2}))|((\\b25[0-5]\\b|\\b[2][0-4][0-9]\\b|\\b[0-1]?[0-9]?[0-9]\\b)(\\.(\\b25[0-5]\\b|\\b[2][0-4][0-9]\\b|\\b[0-1]?[0-9]?[0-9]\\b)){3}))(?::[\\d]{1,5})?(?:(?:(?:\\/(?:[-\\w~!$+|.,=]|%[a-f\\d]{2})+)+|\\/)+|\\?|#)?(?:(?:\\?(?:[-\\w~!$+|.,*:]|%[a-f\\d{2}])+=?(?:[-\\w~!$+|.,*:=]|%[a-f\\d]{2})*)(?:&(?:[-\\w~!$+|.,*:]|%[a-f\\d{2}])+=?(?:[-\\w~!$+|.,*:=]|%[a-f\\d]{2})*)*)*(?:#(?:[-\\w~!$ |\\/.,*:;=]|%[a-f\\d]{2})*)?";
final String string = "Hey there StackOverflow.com, how's stuff.co going? This.xyz is not valid.";
final String subst = "";
final Pattern pattern = Pattern.compile(regex, Pattern.CASE_INSENSITIVE);
final Matcher matcher = pattern.matcher(string);
// The substituted value will be contained in the result variable
final String result = matcher.replaceAll(subst);
System.out.println("Substitution result: " + result);
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Java, please visit: https://docs.oracle.com/javase/7/docs/api/java/util/regex/Pattern.html