import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = "^((([1][9][0|2|4|6|8][0|4|8]|[1][9][1|3|5|7|9][2|6]|[2][0][0][0|4|8]|[2][0][1][2])[-|\\\\|\\/|\\.]([1][1-2]|[0][1|3|5|7|8])[-|\\\\|\\/|\\.]([0][1-9]|[1][0-9]|[2][0-9]|[3][0-1])|([1][9][0|2|4|6|8][0|4|8]|[1][9][1|3|5|7|9][2|6]|[2][0][0][0|4|8]|[2][0][1][2])[-|\\\\|\\/|\\.][0][2][-|\\\\|\\/|\\.]([0][1-9]|[1][0-9]|[2][0-9])|([1][9][0|2|4|6|8][0|4|8]|[1][9][1|3|5|7|9][2|6]|[2][0][0][0|4|8]|[2][0][1][2])[-|\\\\|\\/|\\.]([1][1]|[0][4|6|9])[-|\\\\|\\/|\\.]([0][1-9]|[1][0-9]|[2][0-9]|[2][0]))|(([1][9][0|2|4|6|8][1|2|3|5|6|7|9]|[1][9][1|3|5|7|9][0|1|3|4|5|7|8|9]|[2][0][0][1|2|3|5|6|7|9]|[2][0][1][0|1|3])[-|\\\\|\\/|\\.]([1][1-2]|[0][1|3|5|7|8])[-|\\\\|\\/|\\.]([0][1-9]|[1][0-9]|[2][0-9]|[3][0-1])|([1][9][0|2|4|6|8][1|2|3|5|6|7|9]|[1][9][1|3|5|7|9][0|1|3|4|5|7|8|9]|[2][0][0][1|2|3|5|6|7|9]|[2][0][1][0|1|3])[-|\\\\|\\/|\\.][0][2][-|\\\\|\\/|\\.]([0][1-9]|[1][0-9]|[2][0-8])|([1][9][0|2|4|6|8][1|2|3|5|6|7|9]|[1][9][1|3|5|7|9][0|1|3|4|5|7|8|9]|[2][0][0][1|2|3|5|6|7|9]|[2][0][1][0|1|3])[-|\\\\|\\/|\\.]([1][1]|[0][4|6|9])[-|\\\\|\\/|\\.]([0][1-9]|[1][0-9]|[2][0-9]|[2][0])))$";
final String string = "2012-02-29";
final Pattern pattern = Pattern.compile(regex);
final Matcher matcher = pattern.matcher(string);
if (matcher.find()) {
System.out.println("Full match: " + matcher.group(0));
for (int i = 1; i <= matcher.groupCount(); i++) {
System.out.println("Group " + i + ": " + matcher.group(i));
}
}
}
}
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