gs-messaging-stomp-websocket/old_complete/build/resources/main/log4j.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE log4j:configuration PUBLIC "-//APACHE//DTD LOG4J 1.2//EN" "log4j.dtd">
<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">

    <!-- Appenders -->
    <appender name="console" class="org.apache.log4j.ConsoleAppender">
        <param name="Target" value="System.out" />
        <layout class="org.apache.log4j.PatternLayout">
            <param name="ConversionPattern" value="%d{HH:mm:ss} [%t] %c{1} - %m%n" />
        </layout>
    </appender>
    
    <logger name="org.springframework.samples">
        <level value="debug" />
    </logger>

    <logger name="org.springframework.messaging">
        <level value="debug" />
    </logger>

    <logger name="org.springframework.web">
        <level value="debug" />
    </logger>

    <logger name="org.springframework.web.socket">
        <level value="debug" />
    </logger>

    <logger name="org.springframework.security">
        <level value="warn" />
    </logger>

    <root>
        <priority value="warn" />
        <appender-ref ref="console" />
    </root>
    
</log4j:configuration>