+1 awesome! For debug level we should start using slf4j parameterized logging to avoid toString concatenation.
- Henry On Tue, Sep 2, 2014 at 11:29 AM, Till Rohrmann <[email protected]> wrote: > Hi guys, > > just a short remark about the new logging system we use henceforth in > Flink. We replaced jcl interface with slf4j and the log4j logging framework > with logback. The only things which change for you is the generation of the > logger and the configuration. > > A logger with slf4j is created the following way: > > import org.slf4j.Logger; > import org.slf4j.LoggerFactory; > > Logger LOG = LoggerFactory.getLogger(Foobar.class) > > In the context of this rework, we also disentangled Flink from the actually > used logging framework. This means that we got rid off the LogUtils. A > consequence of this change is that the logger is exclusively configured via > the configuration file logback.xml. This file has to be placed in the > classpath or given as an environment property > -Dlogback.configurationFile=<file> to the JVM. > > Bests, > > Till
