log4j-jul/src/test/resources/log4j2-julBridge-test.xml

<?xml version="1.0" encoding="UTF-8"?>
<!-- Log4jBridgeHandlerTest TEST execution config -->
<Configuration status="info">
    <Appenders>
        <Console name="STDOUT" target="SYSTEM_ERR" follow="true">    <!-- syserr + follow !! -->
            <PatternLayout pattern="log4j2:  %d{HH:mm:ss.SSS} %5level - [%thread][%logger: %class/%method/%line]  -  %message%n" />
        </Console>
    </Appenders>

    <Loggers>
        <Root level="DEBUG">
            <AppenderRef ref="STDOUT" />
        </Root>

        <!-- needs to be set to a lower level: -->
        <Logger name="org.apache.logging.log4j.jul.Log4jBridgeHandlerTest" level="TRACE" />
        <!-- some test configs: -->
        <Logger name="log4j.Log4jBridgeHandlerTest.propagate1" level="DEBUG" />
        <Logger name="log4j.Log4jBridgeHandlerTest.propagate1.nested1" level="TRACE" />
        <Logger name="log4j.Log4jBridgeHandlerTest.propagate1.nested2.deeplyNested" level="WARN" />
        <Logger name="log4j.Log4jBridgeHandlerTest.propagate2" level="ALL" />
        <Logger name="log4j.Log4jBridgeHandlerTest.propagate2.nested.deeplyNested" level="INFO" />
    </Loggers>
</Configuration>