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Posted to notifications@logging.apache.org by "ASF subversion and git services (Jira)" <ji...@apache.org> on 2021/08/04 06:02:00 UTC
[jira] [Commented] (LOG4J2-2885) Date patterns with microseconds do
not work
[ https://issues.apache.org/jira/browse/LOG4J2-2885?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17392742#comment-17392742 ]
ASF subversion and git services commented on LOG4J2-2885:
---------------------------------------------------------
Commit ecbdceeaea432a02b0e00a17b28da6d4a47101bf in logging-log4j2's branch refs/heads/release-2.x from Markus Spann
[ https://gitbox.apache.org/repos/asf?p=logging-log4j2.git;h=ecbdcee ]
LOG4J2-2885: Added support for US-style date patterns and micro/nano seconds (#548)
Co-authored-by: Markus Spann <sm...@outlook.de>
> Date patterns with microseconds do not work
> -------------------------------------------
>
> Key: LOG4J2-2885
> URL: https://issues.apache.org/jira/browse/LOG4J2-2885
> Project: Log4j 2
> Issue Type: Bug
> Components: Core
> Affects Versions: 2.13.3
> Reporter: cedric munger
> Priority: Minor
>
> Logback fails to create appenders with a date pattern containing microseconds, such as: dd/MM/yy HH:mm:ss.nnnnnn resulting as the following error message during log4j initialization :
>
> {code:java}
> 2020-07-03 16:56:40,691 main WARN Could not instantiate FastDateFormat with pattern dd/MM/yy HH:mm:ss.nnnnnn java.lang.IllegalArgumentException: Illegal pattern component: nnnnnn
> at org.apache.logging.log4j.core.util.datetime.FastDatePrinter.parsePattern(FastDatePrinter.java:311)
> at org.apache.logging.log4j.core.util.datetime.FastDatePrinter.init(FastDatePrinter.java:166)
> at org.apache.logging.log4j.core.util.datetime.FastDatePrinter.<init>(FastDatePrinter.java:159)
> at org.apache.logging.log4j.core.util.datetime.FastDateFormat.<init>(FastDateFormat.java:401)
> at org.apache.logging.log4j.core.util.datetime.FastDateFormat.<init>(FastDateFormat.java:386)
> at org.apache.logging.log4j.core.util.datetime.FastDateFormat$1.createInstance(FastDateFormat.java:108)
> at org.apache.logging.log4j.core.util.datetime.FastDateFormat$1.createInstance(FastDateFormat.java:105)
> at org.apache.logging.log4j.core.util.datetime.FormatCache.getInstance(FormatCache.java:86)
> at org.apache.logging.log4j.core.util.datetime.FastDateFormat.getInstance(FastDateFormat.java:151)
> {code}
> Only built in date pattern %d\{DEFAULT_MICROS} work to have microseconds enabled in log statements.
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