Multiple bindings for slf4j -- should I care?

[Wessel, Keith]

It's all in my $JETTY_BASE/logs/2016_03_07_stderrout.log (or whatever date I run it). I see the following:

SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/services/shib-idp/opt/shibboleth-identityprovider-3.2.1/jetty-base/tmp/jetty-localhost-8080-webapp-_idp-any-3975758343077119235.dir/webinf/WEB-INF/lib/logback-classic-1.1.3.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/services/shib-idp/opt/shibboleth-identityprovider-3.2.1/jetty-base/lib/logging/logback-classic-1.1.3.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
11:25:35,962 |-INFO in ch.qos.logback.classic.LoggerContext[default] - Could NOT find resource [logback.groovy]
11:25:35,963 |-INFO in ch.qos.logback.classic.LoggerContext[default] - Could NOT find resource [logback-test.xml]
11:25:35,963 |-INFO in ch.qos.logback.classic.LoggerContext[default] - Found resource [logback.xml] at [jar:file:/services/shib-idp/opt/shibboleth-identityprovider-3.2.1/jetty-base/tmp/jetty-localhost-8080-webapp-_idp-any-3975758343077119235.dir/webinf/WEB-INF/lib/idp-core-3.2.1.jar!/logback.xml]
11:25:35,963 |-WARN in ch.qos.logback.classic.LoggerContext[default] - Resource [logback.xml] occurs multiple times on the classpath.
11:25:35,963 |-WARN in ch.qos.logback.classic.LoggerContext[default] - Resource [logback.xml] occurs at [jar:file:/services/shib-idp/opt/shibboleth-identityprovider-3.2.1/jetty-base/tmp/jetty-localhost-8080-webapp-_idp-any-3975758343077119235.dir/webinf/WEB-INF/lib/idp-core-3.2.1.jar!/logback.xml]
11:25:35,963 |-WARN in ch.qos.logback.classic.LoggerContext[default] - Resource [logback.xml] occurs at [file:/services/shib-idp/opt/shibboleth-identityprovider-3.2.1/jetty-base/resources/logback.xml]
11:25:35,983 |-INFO in ch.qos.logback.core.joran.spi.ConfigurationWatchList at 776b83cc - URL [jar:file:/services/shib-idp/opt/shibboleth-identityprovider-3.2.1/jetty-base/tmp/jetty-localhost-8080-webapp-_idp-any-3975758343077119235.dir/webinf/WEB-INF/lib/idp-core-3.2.1.jar!/logback.xml] is not of type file

Keith

-----Original Message-----
From: users [mailto:users-bounces at shibboleth.net] On Behalf Of Cantor, Scott
Sent: Monday, March 07, 2016 11:39 AM
To: Shib Users <users at shibboleth.net>
Subject: RE: Multiple bindings for slf4j -- should I care?

> Jetty warns me about this on start-up. Should I care, or is this okay?

Where is the warning? I don't see anything at the moment in mine.

-- Scott

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