import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = "(?P<clientIP>[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}), (?P<userName>[^,]+), (?P<timestamp>[[0-9]{2}\\/[0-9]{2}\\/[0-9]{2}, [0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}), (?P<serviceInstance>[^,]+), (?P<serverName>[^,]+), (?P<serverIP>[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}), (?P<timeTaken>[^,]+), (?P<clientBytesSent>[^,]+), (?P<serverBytesSent>[^,]+), (?P<serviceStatusCode>[^,]+), (?P<windowsStatusCode>[^,]+), (?P<requestType>[^,]+), (?P<targetOfOperation>[^,]+), (?P<parameters>[^,]+),";
final String string = "----iis logging---\n\n"
+ "192.168.114.201, -, 03/20/05, 7:55:20, W3SVC2, SERVER, 172.21.13.45, 4502, 163, 3223, 200, 0, GET, /DeptLogo.gif, -,\n";
final Pattern pattern = Pattern.compile(regex, Pattern.MULTILINE);
final Matcher matcher = pattern.matcher(string);
while (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