[logback-user] Logback configuration is coming as null

[David Roussel]

try reviewing your class path.  You seem to have log4j on there.  You should use either logback, or log4j, but not both.

> On 12 Jan 2018, at 17:00, Debraj Manna <subharaj.manna at gmail.com> wrote:
> 
> I am using logback 1.2.3. I am passing the logback configuration as -Dlogback.configurationFile=$SERVICE_PATH/restapilayer.logback.xml
> 
> My restapilayer.logback.xml looks like below
> 
> <?xml version="1.0" encoding="UTF-8"?>
> <configuration>
> 
>     <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
>         <layout class="ch.qos.logback.classic.PatternLayout">
>             <Pattern>
>                 %d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg%n
>             </Pattern>
>         </layout>
>     </appender>
> 
>     <root level="DEBUG">
>         <appender-ref ref="STDOUT" />
>     </root>
> 
> </configuration>
> In my logs also I am seeing the configuration file being loaded.
> 
> 16:25:32,564 |-INFO in ch.qos.logback.classic.LoggerContext[default] - Found resource [/home/ubuntu/build-target/restapilayer/restapilayer.logback.xml] at [file:/home/ubuntu/build-target/restapilayer/restapilayer.logback.xml]
> 16:25:32,705 |-INFO in ch.qos.logback.classic.joran.action.ConfigurationAction - debug attribute not set
> 16:25:32,706 |-INFO in ch.qos.logback.core.joran.action.AppenderAction - About to instantiate appender of type [ch.qos.logback.core.ConsoleAppender]
> 16:25:32,716 |-INFO in ch.qos.logback.core.joran.action.AppenderAction - Naming appender as [STDOUT]
> 16:25:32,798 |-WARN in ch.qos.logback.core.ConsoleAppender[STDOUT] - This appender no longer admits a layout as a sub-component, set an encoder instead.
> 16:25:32,798 |-WARN in ch.qos.logback.core.ConsoleAppender[STDOUT] - To ensure compatibility, wrapping your layout in LayoutWrappingEncoder.
> 16:25:32,798 |-WARN in ch.qos.logback.core.ConsoleAppender[STDOUT] - See also http://logback.qos.ch/codes.html#layoutInsteadOfEncoder <http://logback.qos.ch/codes.html#layoutInsteadOfEncoder> for details
> 16:25:32,799 |-INFO in ch.qos.logback.classic.joran.action.RootLoggerAction - Setting level of ROOT logger to DEBUG
> 16:25:32,799 |-INFO in ch.qos.logback.core.joran.action.AppenderRefAction - Attaching appender named [STDOUT] to Logger[ROOT]
> 16:25:32,800 |-INFO in ch.qos.logback.classic.joran.action.ConfigurationAction - End of configuration.
> 16:25:32,801 |-INFO in ch.qos.logback.classic.joran.JoranConfigurator at 76707e36 - Registering current configuration as safe fallback point
> 
> 2018-01-12 16:25:32 [main] INFO  com.vnera.common.utils.CommonUtils - adding uncaught exception handler hook...
> log4j: Default initialization of overridden by log4j.defaultInitOverrideproperty.
> log4j:WARN No appenders could be found for logger (org.jboss.logging).
> log4j:WARN Please initialize the log4j system properly.
> log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig <http://logging.apache.org/log4j/1.2/faq.html#noconfig> for more info.
> INFO [2018-01-12 16:25:34] o.e.j.u.log:[?:?:?] - [main] - Logging initialized @1909ms
> Then while trying to log I am seeing the logback configuration as null and it seems logback is running with default config
> 
> INFO [2018-01-12 16:25:34] c.v.r.c.v.r.VneraBackendService:[?:?:?] - [main] - Logback used _null_ as the configuration file_
> I am using the below code to get the logback config
> 
> logger.debug("Testing Debug logging");
> LoggerContext loggerContext = ((ch.qos.logback.classic.Logger)logger).getLoggerContext();
> URL mainURL = ConfigurationWatchListUtil.getMainWatchURL(loggerContext);
> System.out.println(mainURL);
> // or even
> logger.info("Logback used '{}' as the configuration file.", mainURL);
> Can someone let me know what is going wrong? How can I debug this issue?
> 
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