modules/openapi/src/test/resources/log4j2.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
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  ~ or more contributor license agreements. See the NOTICE file
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  ~ to you under the Apache License, Version 2.0 (the
  ~ "License"); you may not use this file except in compliance
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  ~ http://www.apache.org/licenses/LICENSE-2.0
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<Configuration status="WARN">
    <Appenders>
        <Console name="Console" target="SYSTEM_OUT">
            <PatternLayout pattern="%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"/>
        </Console>
    </Appenders>

    <Loggers>
        <!-- OpenAPI specific logging -->
        <Logger name="org.apache.axis2.openapi" level="INFO" additivity="false">
            <AppenderRef ref="Console"/>
        </Logger>

        <Logger name="org.apache.axis2.samples.swagger" level="INFO" additivity="false">
            <AppenderRef ref="Console"/>
        </Logger>

        <!-- Suppress verbose Axis2 logging during tests -->
        <Logger name="org.apache.axis2" level="WARN" additivity="false">
            <AppenderRef ref="Console"/>
        </Logger>

        <Logger name="org.apache.axiom" level="WARN" additivity="false">
            <AppenderRef ref="Console"/>
        </Logger>

        <!-- Suppress Moshi JSON processing noise -->
        <Logger name="com.squareup.moshi" level="WARN" additivity="false">
            <AppenderRef ref="Console"/>
        </Logger>

        <!-- Suppress Swagger Core verbose logging -->
        <Logger name="io.swagger" level="WARN" additivity="false">
            <AppenderRef ref="Console"/>
        </Logger>

        <Root level="WARN">
            <AppenderRef ref="Console"/>
        </Root>
    </Loggers>
</Configuration>