log4j.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">

<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">
	<appender name="sysout" class="org.apache.log4j.ConsoleAppender">
		<layout class="org.apache.log4j.PatternLayout">
			<param name="ConversionPattern" 
				value="%d{HH:mm:ss} %5p [%-20c{1}] %m%n" />
		</layout>
	</appender>

	<category name="br.com.caelum">
		<priority value="DEBUG" />
		<appender-ref ref="sysout" />
	</category>
</log4j:configuration>