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how to deal with logging in production code (logback/slf4j)

slf4j,logback,production
I've implemented an algorithmic framework consisting of several classes. For logging, I use slf4j and logback. So many of my classes have code like: protected final Logger logger = LoggerFactory.getLogger(Myclass.class); ... logger.debug("Some debug information"); Now I would like to package my code and make it production ready. What do I...

Dump debug logs if exception occured

java,logging,slf4j,logback,error-logging
I'm writing a java web application. I'm using slf4j & logback for logging. I use debug level to output some information which might be useful to find a bug but generally it's not useful and quite verbose. I have a place in the application to catch all exceptions and log...

How to use and configure logback in Adobe CQ5 projects?

java,cq5,logback,aem
I newbie in CQ5. I started my first project in CQ and I want to write any exceptions and debug info of project's components, services and servlets (in bundles) to log files in crx-repo (...\crx-quickstart\logs). I want to use slf4j with logback implementation in my project. I tried below steps:...

logback SiftingAppender generated log files cannot be deleted untill stop the tomcat server

java,file-io,logback,tomcat8
We are using logback "SiftingAppender" for generating the log files based on the date and other information such as cycle(Each date can have multiple cycles). Following are the sample logging file names 20150515_1_Job1.log 20150515_2_Job1.log For the above scenario we are using the following logback configuration. <appender name="BATCH_LOGGER_APPENDER" class="ch.qos.logback.classic.sift.SiftingAppender"> <discriminator> <key>batchLoggerFileName</key>...

how to add new log value to all logging statements

java,logging,slf4j,logback
I am using slf4j with logback in my project.there is one request_id stored in a ThreadLoacal. I want to add the value of this request id to all log statements. Is there any way so that logger implicitly pick up the value of request_id and log it as well, without...

How to trace all HTTP request invoked by Playframework?

scala,playframework,logback,typesafe-activator,securesocial
For example, I am using OAuth2 Authentication in Playframework by play-silhouette (or SecureSocial). I want to track the HTTP requests so that I could know how Playframework communicate with Facebook, which provides OAuth2 service. Is there a way to print all HTTP request invoked by Playframework in log fileļ¼Ÿ...

Variable Substitution in logback groovy

java,variables,groovy,logback,logback-groovy
I was working with the logback.xml and the variable were load in string like : <FileNamePattern>${logDirectory}/${logFileName}.%d{yyyy-MM-dd}.%i.html</FileNamePattern> where logDirectory and logFileName were set in .bat file before calling my jar. set logFileName=foobar But now, I deal with groovy. It's awesome and ridiculously more readable than xml. But the variable are no...

Print Class Name, Method name and line number using Logger's info()

java,logging,logback
I already configured logback file to get classname, method name and line number. <pattern> %d{HH:mm:ss.SSS} [%thread] %-5level %class{36}.%M %L - %msg%n </pattern> I want to print log message when entering and existing method. How can i do that within the class using info() method. I used the code below. But...

How to implement log changes in a storm project locally using Eclipse

java,eclipse,logback,storm
I can't figure out how to implement changes to a local storm project using Eclipse. I can implement changes no problem on server deployed code by modifying the ./logback/clusters.xml file (e.g. changing log level from INFO to ERROR). How could I go about doing this?

Inject spring bean into custom logback filter

java,spring,logback
in order to reduce the amount of logging present in our application, we decided to enable/disable logging of certain methods on a per-client basis. public class LoggingFilter extends Filter<ILoggingEvent> { @Autowired private MethodNameValidator validator; @Override public FilterReply decide(ILoggingEvent event) { Map<String, String> mdcProperties = event.getMDCPropertyMap(); if (mdcProperties.isEmpty()) { return FilterReply.ACCEPT;...

spring boot using logback-test.xml instead of logback.xml

gradle,spring-boot,slf4j,logback,build.gradle
I have a gradle project and the structure looks like this > > main (one project) > shared (another project) > api >> shared2 (another project) main project depends on both shared and shared2 projects. Both shared and shared2 projects have a logback-test.xml in their src/test/resources folder and the main...

Filtering out events that have no Marker

java,logging,logback
Markers in Logback can be very useful to filter events by their context (provided by the marker). Usually I use a TurboFilter to get rid of logging events that have (or don't have) a certain Marker associated with them: <turboFilter class="ch.qos.logback.classic.turbo.MarkerFilter"> <Marker>Data</Marker> <OnMatch>DENY</OnMatch> </turboFilter> Now though, I have a special...

LogBack - Setting Logging Pattern with App Info

android,logging,logback
I have been learning how to use LogBack Android and I was wondering how do you set the pattern so it always includes certain information without having to pass it in log.error, log.info. I know setting a pattern is done: <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender"> <encoder> <pattern>%d{HH:mm:ss.SSS} %-5level [%thread][%logger{0}] %m%n</pattern> </encoder> </appender>...

Severity inside logger and inside root interaction

java,logging,configuration,logback
I have the following logger configuration: <configuration> <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender"> <encoder> <pattern>%-4relative [%thread] %-5level %logger{35} - %msg %n</pattern> </encoder> </appender> <!-- third party loggers--> <logger name="org.springframework.web"> <level value="INFO"/> </logger> <root> <priority value="debug"/> <appender-ref ref="STDOUT"/> </root> </configuration> Please explain to me...

Logback roll only on file size

java,logback
I am using logback 1.0.13. I want my log file to roll solely based off of file size. If this takes 2 hours or 2 years, I don't care. I am having trouble figuring out how to do so. My appender is configured like so: <appender name="serverFaultFile" class="ch.qos.logback.core.rolling.RollingFileAppender"> <file>/folder/to/log/file.log</file> <rollingPolicy...

logback Failover tcp appender

logstash,logback,logstash-logback-encoder
I'm currently attempting to use the logback-logstash-encoder to write my logs to two different logstash instances. Both of these instances will be writing to the same Elasticsearch instance. I'm struggling to find a way to load balance between the two logstash instances. After reading both the logback documentation and the...

Logback is only logging to console, not working on file

logback
I'm trying redirect all my logs to a file but it's not working. It only displays on console. Here is my configuration: <?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{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</Pattern> </layout> </appender> <appender name="FILE" class="ch.qos.logback.core.rolling.RollingFileAppender">...

Logging Retrofit to Logback Logger

java,logging,slf4j,logback,retrofit
I'm developing a JAVA client for a REST API. I'm using Retrofit for the client. I see that I can set log level when creating adapter in retrofit. All this log currently goes to console. However, I want to redirect this to the log generated by logback which is already...

slf4j logback custom output

java,log4j,slf4j,logback
I am using logback in a following way Logger log = LoggerFactory.getLogger(HomeController.class); log.debug("Lynas debug"); and this gives me output as following 15:12:21.070 [http-nio-8080-exec-1] DEBUG o.ipvision.controller.HomeController - Lynas debug Now I just want the time, class name and the message like below 15:12:21.070 DEBUG HomeController - Lynas debug As far as...

Configuring LogBack/ConsoleAppender to write to STDERR

java,logback
I'd like to configure Logback with the ConsoleAppender to use stderr, as opposed to stdout. In particular, I would like to do this with pure code, as opposed to properties/xml files. Here's my attempt. Key notes regarding this code: when .reset() is called (as per the code below), nothing logs...

Logging on file android

android,logging,log4j,logback
I would like to use something like log4j to log on files. I can see the logback project but I can't understand how to use a FileAppender programmatically. Is There a simple way to log on files?

Grails logging auto inject

grails,logback
I use grails 3.0.2 and logback. How can I use this logger in my code, can I somehow autoinject it, like log.debug() in grails 2.x which was using org.apache.commons.logging.Log?

Logback pattern - do replace if message doesn't contain a word

regex,logback
This is a follow-up question for How to prevent logback/slf4j from parsing a new line character I use following pattern to avoid strings with \n breaking into new line. But after using this pattern, my stacktraces come up with \n in the beginning which looks awkward. <pattern>[%d{dd MMM yyyy HH:mm:ss,SSS}]...

Logback - log catalina in a seperate file

logback,tomee
I configured TomEE with the Logback-Logging-Framework and I need to log the TomEE/Catalina output to an extra catalina.out file, while generally all the logging goes to an application.log. I came up with the follwing configuration, but in my catalina.out file is still all the hibernate statements .. how can I...

save log into a file for different batchs

logging,slf4j,logback
I have 2 batch and i need to save hibernate and spring logs into separate files when i run them separately So i have a logback configuration like this <?xml version="1.0" encoding="UTF-8" ?> <configuration> <!-- Batch 1 --> <appender name="BatchALogToFile" class="ch.qos.logback.core.rolling.RollingFileAppender"> <file>${logback.root.path}/batchA.log</file> <encoder> <charset>UTF-8</charset> <pattern>[%d{dd/MM/yyyy : HH:mm:ss}] %m%n</pattern> </encoder> <rollingPolicy...

How to avoid duplication of log message when I want to change log format?

spring-boot,logback
I want to change log format which will be written to console. I'm using spring boot, so I'm including base.xml in logback.xml. <include resource="org/springframework/boot/logging/logback/base.xml"/> But I realised that if I use the code above and use appender="CONSOLE" to specify log format, my log message will be duplicate. I know that...

logback does not print perf4j to log file

java,logback,perf4j
My application is using logback. Now I want to use perf4j 0.9.16 for my current application. The configuration comes from http://perf4j.codehaus.org/apidocs/org/perf4j/logback/package-summary.html <?xml version="1.0" encoding="UTF-8"?> <configuration> <appender name="file" class="ch.qos.logback.core.rolling.RollingFileAppender"> <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy"> <FileNamePattern>/var/log/myapp/myapp.log.%d{yyyy-MM-dd}</FileNamePattern>...

Logback TCP syslog conforming RFC 5424

logging,tcp,logback,syslog
I'm trying, with logback, to send logging messages in a remote syslog, using TCP, and conforming to RFC 5424. As far as I understand, logback default's syslog appender only handles UDP. So far I've found a logback-syslog4j library on github which handles TCP. But it doesn't seem configurable enough to...

Does logback's shutdownHook unregister the jmxConfigurator

jmx,logback
I am making use of the <jmxConfigurator/> element in logback; The jmxConfigurator states the following: Thus, unless your application is a standalone Java application, you **MUST** unregister the JMXConfigurator instance from the JVM's Mbeans server. The logback documentation also mentions a <shutdownHook/> configuration element which according to the documentation does...

How do I configure the location and name of tomcat access log in spring-boot?

tomcat,spring-boot,logback
I have a spring-boot app with the following configuration in application.yml server: contextPath: /rti tomcat: access-log-enabled: true access-log-pattern: "%h %l %u %t \"%r\" %s %b %D" basedir: tomcat This prompts the creation of an access log tomcat/logs/access_log.2015-02-12.txt. I would like to be able to configure where the access log is...

ACRA vs. Logback for Android?

android,exception,logging,logback,acra
I know ACRA CAN be used as an application Logger. Here's an example which I used from doc'n: public class GAELapplication extends Application { @Override public void onCreate() { super.onCreate(); ACRA.init(this); SystemException INITIALIZATION_LOG = new SystemException (); //Log the beginning of this app session in order to record ALL devices....

Spring is resetting my logging configuration - how do I work around this?

spring-boot,logback
I have a Spring Batch job that is responsible for processing incoming customer files. One of the requirements is that logging is done to separate log files per job run (by customer). In my application's main, I process command line arguments and then dynamically create my FileAppender from there. My...

logback configuration doesn't work for spring

java,spring,slf4j,logback,appender
I have the following the logback.xml file <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender"> <encoder> <pattern>%-4relative [%thread] %-5level %logger{35} - %msg %n</pattern> </encoder> </appender> <logger name="my.package"> <level value="TRACE"/> </logger> <logger name="org.springframework.web"> <level value="DEBUG"/> </logger> <root> <priority value="debug"/> <appender-ref ref="STDOUT"/> </root> When I run the...

Logback showed line number as -1

java,jetty,slf4j,logback,runjettyrun
I'm using SLF4J with logback in my web application. Logs show the line number as -1 instead of actual line. I see this issue when I use jetty runner. I don't see this issue when I run my application in eclipse through run-jetty-run. Below is my pattern. <pattern>[%d{dd MMM yyyy...

How to log from within a logback configuration object

java,logging,logback
I'm implementing my own TurboFilter and I'm wondering how to log from within this class. I can't use the logback's Logger because it calls my turbo filter and so I'll get the java.lang.StackOverflowError. Is there any recommendation how to log inside logback configuration classes? I notice there are methods 'addInfo,...

how to find out which jar is being loaded for slf4j

java,log4j,java-web-start,slf4j,logback
I have a really strange problem in a Java webstart application. I'm using slf4j and logback for my logging framework but when one of my users runs the webstart application he gets a log4j warning message! I'm not including log4j jars in the webstart application. Where can log4j possibly be...

How to read logback configuration file from system environment in tomcat 7

java,java-ee,configuration,logback
Let me tell the story first: We have 2 j2ee web applications AAA and BBB, and we want to put them in the same server. Right now they both have the logback.xml in their class path, which is in /src/main/resources for the maven project. We want to put all the...

Logback ignore logger of parent package

java,logging,logback
Logback ignore logger of parent package. I have those appenders: appender <appender name="fileAppender1" class="ch.qos.logback.core.FileAppender"> <file>myLogFile1.log</file> <encoder> <pattern>%d [%thread] %-5level %logger - %msg%n</pattern> </encoder> </appender> <appender name="fileAppender2" class="ch.qos.logback.core.FileAppender"> <file>myLogFile2.log</file> <encoder> <pattern>%d [%thread] %-5level %logger - %msg%n</pattern> </encoder>...