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JBoss Identity Federation uses Apache log4j as the logging framework.
Add a log4j.jar (from the Apache log4j Distribution) into the lib directory of tomcat 6.x or server/lib of tomcat 5.5.x
Also add a log4j.xml as shown below to the lib directory.
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">
<!-- ===================================================================== -->
<!-- -->
<!-- Log4j Configuration -->
<!-- -->
<!-- ===================================================================== -->
<!--
| For more configuration information and examples see the Jakarta Log4j
| owebsite: http://jakarta.apache.org/log4j
-->
<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/" debug="false">
<!-- ================================= -->
<!-- Preserve messages in a local file -->
<!-- ================================= -->
<!-- A time/date based rolling appender -->
<appender name="FILE" class="org.apache.log4j.DailyRollingFileAppender">
<param name="File" value="../logs/server.log"/>
<param name="Append" value="false"/>
<!--
Set the threshold via a system property. Note this is parsed by log4j,
so the full JBoss system property format is not supported; e.g.
setting a default via ${jboss.server.log.threshold:WARN} will not work.
-->
<param name="Threshold" value="TRACE"/>
<!-- Rollover at midnight each day -->
<param name="DatePattern" value="'.'yyyy-MM-dd"/>
<!-- Rollover at the top of each hour
<param name="DatePattern" value="'.'yyyy-MM-dd-HH"/>
-->
<layout class="org.apache.log4j.PatternLayout">
<!-- The default pattern: Date Priority [Category] (Thread) Message\n -->
<param name="ConversionPattern" value="%d %-5p [%c] (%t) %m%n"/>
<!-- The full pattern: Date MS Priority [Category] (Thread:NDC) Message\n
<param name="ConversionPattern" value="%d %-5r %-5p [%c] (%t:%x) %m%n"/>
-->
</layout>
</appender>
<!-- ============================== -->
<!-- Append messages to the console -->
<!-- ============================== -->
<appender name="CONSOLE" class="org.apache.log4j.ConsoleAppender">
<param name="Target" value="System.out"/>
<param name="Threshold" value="INFO"/>
<layout class="org.apache.log4j.PatternLayout">
<!-- The default pattern: Date Priority [Category] Message\n -->
<param name="ConversionPattern" value="%d{ABSOLUTE} %-5p [%c{1}] %m%n"/>
</layout>
</appender>
<!-- ================ -->
<!-- Limit categories -->
<!-- ================ -->
<!-- Limit the org.apache category to INFO as its DEBUG is verbose -->
<category name="org.apache">
<priority value="TRACE"/>
</category>
<category name="org.jboss">
<priority value="TRACE"/>
</category>
<!-- Setup the Root category -->
<!-- ======================= -->
<root>
<appender-ref ref="CONSOLE"/>
<appender-ref ref="FILE"/>
</root>
</log4j:configuration>
The generated log file will be server.log in the logs directory.