import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = "^.*?]\\s(?<severity>\\w+)\\s+(?<group>[^\\[]+)\\[logno=(?<object>\\d+)\\,\\s+user=(?<login>\\w+)\\,\\s+usid=(?<recipient>\\w+)\\,\\s+msg=\\\"(?<reason>[^\"]*)\\\"]$";
final String string = "10 23 2018 09:23:59 1.1.1.1 <LOC2:WARN> Oct 23 09:24:00 2018-10-23 09:24:00,076 [Thread-0] WARN EventLHost1d- UserSessNotification[STOP_TRANS, user=[name=admin, usid=72422, addr=127.0.0.1, prot=1], db=DB_RUNNING]\n\n"
+ "10 22 2018 17:07:48 1.1.4.1 <LOC2:WARN> Oct 22 17:08:00 2018-10-23 03: 08:00,393 [Thread-0] WARN EventLHost1d- AuditNotification[logno=103, user=admin, usid=0, msg=\"Logged in over ssh using externalauth, member of groups: admin,auditor,manage-appliance,manage-pki,manage-policy\"]\n\n"
+ "10 19 2018 12:36:18 1.1.1.1 <LOC2:WARN> Oct 19 12:36:19 2018-10-19 12: 36:19,112 [Thread-0] WARN EventLHost1d- UserSessNotification[STOP, user=[name=admin, usid=27572, addr=127.0.0.1, prot=1], db=DB_NONE]\n\n"
+ "10 22 2018 09:36:11 1.1.4.1 <LOC2:WARN> Oct 22 09:36:22 2018-10-22 19: 36:22,691 [Thread-0] WARN EventLHost1d- AuditNotification[logno=107, user=admin, usid=32891, msg=\"Logged out from maapi ctx=webui (closed)\"]\n\n"
+ "10 24 2018 09:31:54 1.1.1.1 <LOC2:ALRT> Oct 24 09:31:55 SSLCDMX Health monitoring: PROBLEM - SSLCDMX Metric: Load Utilization WARNING: Memory load is at 67.46%. - Capacity util=30.31%\n\n"
+ "10 22 2018 19:30:13 1.1.3.1 <LOC2:WARN> Oct 22 17:31:38 2018-10-22 17: 31:38,947 [Thread-0] WARN EventLHost1d- AuditNotification[logno=105, user=admin, usid=73051, msg=\"assigned to groups: manage-policy,manage-pki,manage-appliance,auditor,admin\"]\n\n"
+ "10 23 2018 22:46:23 1.2.3.1 <LOC2:ALRT> Oct 24 01:45:01 SSLREYNOSA root: Health Monitoring (cron): Trimmed event history to 30 days.\n\n"
+ "10 23 2018 10:04:05 1.1.1.1 <LOC2:WARN> Oct 23 10:04:06 2018-10-23 10: 04:06,531 [Thread-0] WARN EventLHost1d- AuditNotification[logno=105, user=Host2ez, usid=72793, msg=\"assigned to groups: manage-pki\"]";
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