log4j2.xml

<?xml version="1.0" encoding="UTF-8"?>

<Configuration status="warn" strict="true">

    <DynamicLevelPrefixLoggerFilter/>

    <Appenders>
        <Console name="STDOUT-JSON" target="SYSTEM_OUT" follow="true">
            <JsonPatternLayout charset="utf-8">
                <contextFieldSupplier
                        class="com.sap.hcp.cf.logging.sample.springboot.statistics.StatisticsContextFieldSupplier"/>
                <!-- Uncomment to send message count as nested custom field: -->
                <!-- <customField mdcKeyName="message_count" /> -->
            </JsonPatternLayout>
        </Console>
        <Console name="STDOUT" target="SYSTEM_OUT" follow="true">
            <PatternLayout
                    pattern="%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} [%mdc] - %msg%n"/>
        </Console>
    </Appenders>
    <Loggers>
        <Root level="${LOG_ROOT_LEVEL:-INFO}">
            <AppenderRef ref="STDOUT-JSON"/>
        </Root>
        <Logger name="com.sap.hcp.cf" level="${LOG_HCP_CF_LEVEL:-INFO}"/>
    </Loggers>
</Configuration>