logback.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE xml>
<configuration debug="false" scan="false">
    <turboFilter
            class="com.sap.hcp.cf.logback.filter.DynamicLevelPrefixLoggerTurboFilter"/>
    <!-- write logs to console -->
    <appender name="STDOUT-JSON"
              class="ch.qos.logback.core.ConsoleAppender">
        <!-- encode and enrich full message with the required fields/tags -->
        <encoder class="com.sap.hcp.cf.logback.encoder.JsonEncoder">
            <contextFieldSupplier>com.sap.hcp.cf.logging.sample.springboot.statistics.StatisticsContextFieldSupplier
            </contextFieldSupplier>
            <!-- Uncomment to send message count as nested custom field: -->
            <!-- <customFieldMdcKeyName>message_count</customFieldMdcKeyName> -->
        </encoder>
    </appender>
    <appender name="STDOUT"
              class="ch.qos.logback.core.ConsoleAppender">
        <encoder>
            <pattern>%d %-5level [%thread] %logger{0} [%mdc]>: %msg
                %replace(%xEx){'\n', ' | '}%nopex%n
            </pattern>
        </encoder>
    </appender>
    <!-- default log level for all loggers is INFO by default -->
    <root level="${LOG_ROOT_LEVEL:-INFO}">
        <appender-ref ref="STDOUT-JSON"/>
    </root>

    <logger name="com.sap.hcp.cf" level="${LOG_HCP_CF_LEVEL:-INFO}"/>
</configuration>