On Sat, Aug 15, 2015 at 3:07 PM, Ralph Goers <ralph.go...@dslextreme.com> wrote:
> Why do you want to set the level on the LoggerConfig and all its > descendants? > Because I clearly did not educate myself fully in this topic. ;-) Hence I am looking for a shortcut by asking on the ML :-) > Setting the level just on the LoggerConfig will achieve the same thing, so > long as none of its descendants has a LoggerConfig > That's cool, but... How can I know if any descendant has a LoggerConfig? How can do this generically? Gary > > Sent from my iPad > > On Aug 15, 2015, at 8:25 AM, Gary Gregory <garydgreg...@gmail.com> wrote: > > Let's say I have a logger tree like: > > R > R.P > R.P.C1 > R.P.C1.L1 > R.P.C2.L2 > R.P.C2 > R.P.C2.L1 > R.P.C2.L2 > > and I want to set R.P.C2 and all it's descendants to a given level. > > In Log4j 1.2, I do: > > public static void setChildren(final Logger parentLogger, final Level > newLevel) { > final Enumeration<Logger> enumeration = > LogManager.getCurrentLoggers(); > while (enumeration.hasMoreElements()) { > final Logger logger = enumeration.nextElement(); > if (LoggerUtils.isChild(parentLogger, logger)) { > logger.setLevel(newLevel); > } > } > } > > private static boolean isChild(final Logger parentCandidate, final > Logger childCandidate) { > for (Category c = childCandidate; c != null; c = c.getParent()) { > if (c.equals(parentCandidate)) { > return true; > } > } > return false; > } > > I suppose I could determine parent/child with a startWith on the logger > name too. > > I there a better way to do this with the Core in v2 aside from iterating > over all loggers in a context and doing a kind of isChild()? Can additivity > be used for this? > > I'd like to add such a utility method to Configurator. > > Gary > > -- > E-Mail: garydgreg...@gmail.com | ggreg...@apache.org > Java Persistence with Hibernate, Second Edition > <http://www.manning.com/bauer3/> > JUnit in Action, Second Edition <http://www.manning.com/tahchiev/> > Spring Batch in Action <http://www.manning.com/templier/> > Blog: http://garygregory.wordpress.com > Home: http://garygregory.com/ > Tweet! http://twitter.com/GaryGregory > > -- E-Mail: garydgreg...@gmail.com | ggreg...@apache.org Java Persistence with Hibernate, Second Edition <http://www.manning.com/bauer3/> JUnit in Action, Second Edition <http://www.manning.com/tahchiev/> Spring Batch in Action <http://www.manning.com/templier/> Blog: http://garygregory.wordpress.com Home: http://garygregory.com/ Tweet! http://twitter.com/GaryGregory