<logkit>
<categories>
<category name="com.example">
<priority>debug</priority>
</category>
</categories>
<log-targets>
<log-target id="console" class="org.apache.log.output.ConsoleTarget">
<pattern>%m%n</pattern>
</log-target>
</log-targets>
</logkit>
LogKit.configure("logkit.xconf");
Log log = LogFactory.getLog(MyClass.class);
log.debug("Debug message");
log.info("Info message");
log.warn("Warning message");
log.error("Error message");
<log-target id="file" class="org.apache.log.output.io.FileTarget">
<filename>/path/to/logfile.log</filename>
<pattern>%m%n</pattern>
</log-target>