patternlayout Archives - Creatronix https://creatronix.de/tag/patternlayout/ My adventures in code & business Sun, 03 Nov 2024 08:20:37 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 Log4j2 PatternLayout Cheatsheet https://creatronix.de/log4j2-patternlayout-cheatsheet/ Tue, 27 Apr 2021 09:22:47 +0000 https://creatronix.de/?p=3567 In Log4j2 for Kotlin I’ve showed you how to configure a basic logger with log4j2. If you use a PatternLayout like this appender.console.layout.type = PatternLayout appender.console.layout.pattern = %m%n you can customize the appearance of the output. eg. appender.console.layout.pattern = %d{yyyy-mm-dd-HH:mm:ss.SSS} %-4p %C{1}.%M [%t] - %m%n%ex Parameter Parameter Meaning %m The log message %n line break…

The post Log4j2 PatternLayout Cheatsheet appeared first on Creatronix.

]]> In Log4j2 for Kotlin I’ve showed you how to configure a basic logger with log4j2.

If you use a PatternLayout like this

appender.console.layout.type = PatternLayout
appender.console.layout.pattern = %m%n

you can customize the appearance of the output.

eg.

appender.console.layout.pattern = %d{yyyy-mm-dd-HH:mm:ss.SSS} %-4p %C{1}.%M [%t] - %m%n%ex

Parameter

Parameter Meaning
%m The log message
%n line break
%d timestamp
%p priority
%t thread
%C class

Timestamps

 

%d{yyyy-mm-dd-HH:mm:ss.SSS}
2021-50-27-10:50:32.701
Parameter Meaning
yyyy year in four digits
MM

MMM

 month in two digits

Name of month three characters wide
dd day
HH hour
mm minutes
ss seconds
SSS milliseconds

The post Log4j2 PatternLayout Cheatsheet appeared first on Creatronix.

]]>