Here's a link to the source of a filter which works (javadoc also provides an example configuration). Maybe this will help.
http://logging.apache.org/log4j/companions/extras/xref/org/apache/log4j/filter/AndFilter.html Scott On Thu, May 13, 2010 at 2:09 PM, simon <[email protected]> wrote: > Hi log4j-users, > > I'm having problems with a custom filter not working as I would expect > and would welcome any explanation you are able to give. > > I have created a very simple filter that always returns Filter.ACCEPT > from within decide(), however as I raise level of my logger set in the > configuration file, to INFO for example, I no longer see any DEBUG > output. Even though my filter should log all messages, it appears > something else with Log4j is still making a greaterThanOrEqual > comparison and stopping below threshold messages from reaching my > filter. > > Any explanation on what else I need to do/extend to make things work > as I want will be gratefully received. > > thanks, > > Simon > > > > > > here's my code if it's any help: > > package org.logging.test; > > import org.apache.log4j.Logger; > import org.apache.log4j.xml.DOMConfigurator; > > public class TestLogger { > static Logger logger = Logger.getLogger(TestLogger.class); > > public static void main(String[] args) { > String filename = "log.xml"; > DOMConfigurator.configure(filename); > > logger.fatal("fatal"); > logger.error("error"); > logger.info("info"); > logger.debug("debug"); > } > } > > > my filter: > > package org.logging.test; > > import org.apache.log4j.spi.Filter; > import org.apache.log4j.spi.LoggingEvent; > > public class BitFilter extends Filter { > public int decide(LoggingEvent aEvent) { > return Filter.ACCEPT; > } > } > > > my log.xml config file: > > <?xml version="1.0" encoding="UTF-8" ?> > <!DOCTYPE log4j:configuration SYSTEM "log4j.dtd"> > > <log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/"; > debug="false"> > <appender name="consoleTest" class="org.apache.log4j.ConsoleAppender"> > <param name="Target" value="System.out"/> > <layout class="org.apache.log4j.PatternLayout"> > <param name="ConversionPattern" value="%-5p %c{1} >>>> %m%n"/> > </layout> > <filter class="org.logging.test.BitFilter" /> > </appender> > <logger name="org.logging.test.TestLogger" additivity="false"> > <level value="INFO"/> > <appender-ref ref="consoleTest" /> > </logger> > </log4j:configuration> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > >
