Follow these steps to implement custom format for FlexDeploy logs in Tomcat. All necessary files should be available in Tomcat_Complete.zip.
Update <Tomcat Home>/bin/setenv.bat file, add following on first line.
set CLASSPATH=%CLASSPATH%;%CATALINA_HOME%\bin\FDLogFormatter.jar |
Update <Tomcat Home/bin/setenv.sh file, add following on first line.
export CLASSPATH=$CLASSPATH:$CATALINA_HOME/bin/FDLogFormatter.jar |