client-example/src/main/resources/log4j2.xml
<?xml version="1.0" encoding="UTF-8"?>
<!-- Extra logging related to initialization of Log4j.
Set to debug or trace if log4j initialization is failing. -->
<Configuration status="warn">
<Appenders>
<!-- Console appender configuration -->
<Console name="console" target="SYSTEM_OUT">
<PatternLayout
pattern="%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L - %m%n" />
</Console>
</Appenders>
<Loggers>
<!-- Root logger referring to console appender -->
<Root level="info" additivity="false">
<AppenderRef ref="console" />
</Root>
</Loggers>
</Configuration>