FAQ Database Discussion Community


log4j xml configuration, write some Logger to file and console

java,log4j
I am having following xml config for log4j with 3 appenders. And want to configure logger the following way: All messages more than INFO are written to STDOUT and global log FILE appenders But for some class Oauth I want to have extra log file OAUTHFILE Some classes are filtered...

Log4j1.x LoggingEnvent : can't get the Object

java,sockets,serialization,log4j,instanceof
I use Log4j1.x for sending by Socket (SocketAppender in AsyncAppender) some loggingEvent. I send a personnal object Serializable in the LoggingEvent message. In the Chainsaw (example of server wide), I would like to recover my personnal object. I can show the class name (event.getMessage().toString()) I can get the throwable My...

Properly initialize log4j system

java,eclipse,logging,log4j
I am trying to set up log4j for a project of mine. I have found this tutorial, I followed each of its steps. Of course, I have added the jar file to the Referenced Libraries. The following picture shows that the path to the log.out file is in the PATH...

Exception in thread “main” java.lang.NoClassDefFoundError: org/apache/log4j/ProvisionNode

java,log4j
I'm running some very old legacy code, which has worked in the past. This time, it's giving me the following error Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/log4j/ProvisionNode The line that causes the error is public static org.apache.log4j.Logger getLogger(java.lang.String name) { /* compiled code */ } in the Logger class defined...

Convert log4j 1.2 configuration related to JUL to log4j 2 configuration

java,logging,log4j,log4j2
I'm converting an application from log4j 1.2 to log4j2. In the log4j.properties file I found follwoing configurations which relats to Java util logging. handlers=java.util.logging.ConsoleHandler java.util.logging.ConsoleHandler.level=SEVERE How can I convert this configurations to log4j2 configuration ? Thanks!...

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...

How can I write multiple level log message with log4j? (for example both INFO and ERROR)

java,java-ee,logging,log4j
I am absolutly new in log4j and I have the following doubt. I have this configuration that write into a file all the info level log definied into my application code: # Define the root logger with appender file log4j.rootLogger = INFO, FILE # Define the file appender log4j.appender.FILE=org.apache.log4j.FileAppender #log4j.appender.FILE.File=${log}/log.out...

Disable logging with hibernate from maven

java,hibernate,maven,configuration,log4j
I have recently added hibernate to my pom.xml, and it is working fine. However, the logging is irritating and i'm not sure how to turn it off or limit the level of it (I don't even know exactly what it has included to start all this logging). I am new...

How to define log4j2 path by application.properties?

java,spring,log4j,log4j2
I want to have different log4j2 log directories based on the current active profile. But it does not work. #application.properties: spring.profiles.active=dev log.path=d:/${spring.profiles.active} #log4j2.xml: <Properties> <property name="path">${bundle:application:log.path}</property> </Properties> Result: a folder is created on d:/ called ${spring.profiles.active} instead of resolving to the real spring profile name. Why?...

Log4j loss connection database after some hours

java,log4j
i have this configuration for log4j for my web services: # Define the root logger with appender file log4j.logger.com.package = INFO, DB # Define the DB appender log4j.appender.DB=org.apache.log4j.jdbc.JDBCAppender # Set JDBC URL log4j.appender.DB.URL=jdbc:mysql://127.0.0.1/MYDB # Set Database Driver log4j.appender.DB.driver=com.mysql.jdbc.Driver # Set database user name and password log4j.appender.DB.user=agent log4j.appender.DB.password=secret # Set the...

Creating log file for program [closed]

java,log4j
I'm not sure I'm able to ask this question here, if I can't I appologize. I'm creating simple class which will connect to database and I want to log the exceptions into file. My question is should I just append the exception into a file or use Apache log4j I...

Appender settings in orbeon log4j config file doesn't work

logging,configuration,log4j,orbeon
I set my Orbeon log4j.xml file to make backups when log has size more than 5MB. When my log file reach this size, it is truncated but I don't see any backup file. Where it is? How can I make configuration if I want to my backup has file name...

What is a smart solution for the logging of how much time a task is completed in Java?

java,datetime,logging,time,log4j
Into a batch Java application (an application that run into the console) I have to log how long it takes to perform a specific task (some operations as a query execution). So I am thinking that to do it I can retrive the date and time before my task begin...

How to ignore Liferay user removed from LDAP errors?

ldap,log4j,liferay,liferay-6,openldap
I have a Liferay 6.1 instance that is connected to LDAP. New users get imported nicely, but when I remove a user from the LDAP directory, Liferay starts throwing exceptions when it tries to sync users from LDAP. These seem to be safe to ignore, but they produce several megabytes...

Do I need to create seperate OSGi bundles for each jar

maven,log4j,osgi,log4j2,osgi-bundle
I want to create an OSGi bundle for log4j2. I need to use some additional jars along with log4j2 such as log4j2-jcl, log4j2-jul, log4j2-web etc. I want to clarify some confusions listed below about this. However this is not specific to log4j2 I'm asking this as a general procedure. Do...

Replacing ConsoleAppender to FileAppender in log4j

java,logging,log4j,fileappender
I have created a Logger over the log4j logger with ConsoleAppender. The code is as follows, public class AppLogger{ static { ConsoleAppender ca = new ConsoleAppender(new PatternLayout(PatternLayout.TTCC_CONVERSION_PATTERN)); org.apache.log4j.Logger.getRootLogger().addAppender(ca); } public AppLogger(Class classname) { logger = LoggerFactory.getLogger(classname); } public void debug(String message){ logger.debug(message); } ... ... } I have not used...

log4j2 does not work with tomcat

java,tomcat,log4j,war,log4j2
I have a Web Application delpoyed to the Tomcat Server. It has to log something to a file. When I do the same from a standalone application, it works (logs to file, to console, whatever), but nothing happens from Tomcat. Here's my configuration file: <?xml version="1.0" encoding="UTF-8"?> <Configuration status="info"> <Properties>...

Set log4j.properties for GWT

eclipse,gwt,log4j
GWT compiles and creates thereby log4j.properties in WEB-INF/classes. The problem is that I can't change the settings as it gets generated and overwritten all the time. How can I set log4j settings in Eclipse using a GWT project?...

Enabling logging for Spring Social

java,spring,log4j,spring-social,spring-social-facebook
I have a Spring MVC application which uses Spring Social Facebook to enable Facebook login. This is working fine on my local machine, but it currently doesn't work in my staging environment. My problem is that I cannot figure out what goes wrong. When I try to login, I am...

Why I obtain this FileNotFoundException when I try to use log4j to write into a file?

java,java-ee,logging,log4j,filenotfoundexception
I am absolutly new using log4j and I have the following problem. I am trying to print the logging line into a file named log.out. So I create the following log4j.properties configuration file: # Define the root logger with appender file log4j.rootLogger = DEBUG, FILE # Define the file appender...

Log4j No appenders could be found for logger (org.apache.hadoop.util.shell)

java,maven,hadoop,logging,log4j
I am using maven for my project. When I run a program I am getting this error and because of this I cannot see my program execution progress though the program is producing expected outputs. [email protected]:~/CCHD&CCHA/mangoes$ mvn exec:java -q -Dexec.mainClass=bananas.MapReduceColorCount -Dexec.args="hdfs://localhost:9000/users.avrofile hdfs://localhost:9000/pleaseatleastnow6" log4j:WARN No appenders could be found for logger...

How to know my Java application is run for first time

java,logging,log4j,executable
I have a standalone Java application which i shall be shipping to the customers. The first time the exe is run I would like to show some welcome messages,configuration details etc. Its like a one time helping out the user to get started How to reliably ascertain that my application...

monitor log4j behaviour under load

logging,concurrency,io,log4j
I want to test my J2EE application under high load of sessions accessing different pages. This web application uses Log4J to log bunch of errors,warnings and infos. I want to test what is the side effect of this load on writing log files, especially concurrent I/O writing actions. I found...

log4j for threads with different output files/configs

java,multithreading,logging,log4j
I have an application that do some jobs and generate logs. I use org.apache.log4j.Logger In my class I wrote: static final Logger logger = Logger.getLogger(App.class); inside main I load properties from file PropertyConfigurator.configure("log4j.properties"); And write output logger.debug("Hello World!"); All works fine (contents of log4j.properties see below) Now I want to...

How to remove date from LogStash event

log4j,logstash,kibana,kibana-4,logstash-grok
I have the following message in my log file... 2015-05-08 12:00:00,648064070: INFO : [pool-4-thread-1] com.jobs.AutomatedJob: Found 0 suggested order events This is what I see in Logstash/Kibana (with the Date and Message selected)... May 8th 2015, 12:16:19.691 2015-05-08 12:00:00,648064070: INFO : [pool-4-thread-1] com.pcmsgroup.v21.star2.application.maintenance.jobs.AutomatedSuggestedOrderingScheduledJob: Found 0 suggested order events The date...

How to move log4j.properties outside jar file?

java,gradle,log4j
I build a jar file with gradle, my app uses log4j. Initially my log4j.properties was embedded in my jar file. I moved it outside to be able to modify it in production. I updated the META-INF/MANIFEST.MF file embedded in my jar file to reflect this: Class-Path: lib/log4j-1.2.1 lib/slf4j-api-1.4.2.jar lib/slf4j-api-1.5.6.jar lib/slf4j-log4j12-1.5.6.jar...

Two logs for one class

java,log4j
I'm working on jdk 1.6 and I have a class that needs to log to 2 different log files using log4j. I have read many other answers, but I can't get mine to work the way I want it. This is my log4j properties. log4j.debug=false log4j.rootLogger=ERROR, appLog log4j.logger.com.my.apps.idm.transactionalemail=DEBUG, appLog, infoLog...

Log4j Implicit String Formatting

java,logging,log4j,string-formatting
I am using log4j v1.2.14 for logging in my project and I am also using Java 7 String.format() to put variables in my output. Currently I am writing LOGGER.info(String.format("Your var is [%s] and you are [%s]", myVar, myVar1)); Is this really the best way to output strings? I feel that...

Log4j external file loading - multiple war

java,log4j,war,wildfly
i have multiple web applications (multiple war) in one instance of wildfly. Each web application read its log4j.properties file called webapp1.log4j.properties stored in WILDFLY_HOME/standalone/configuration directory when start with servlet called by: <servlet> <servlet-name>LoadPropertiesServlet</servlet-name> <display-name>LoadPropertiesServlet</display-name> <servlet-class>it.h2h.smart.identity.servlet.LoadPropertiesServlet</servlet-class>...

Why there is not the log4j .jar file into the dowloaded version of log4j?

java,java-ee,logging,log4j
I have to insert log4j into a Java application. I dowloaded it from here: http://logging.apache.org/log4j/1.2/download.html and I dowload the log4j-1.2.17.zip file. When I unzip it I found a directory that contains some directories (as the one that contains the soruces and the one that contains examples) but there is not...

Get Log4j2 log file location to write to directory containing a date

java,junit,log4j,log4j2
How can I get the location of a log4j log file? I tried this: Where can i programatically find where the log4j log files are stored? But it doesn't work for newer versions of log4j. I am creating the file with the system date inside it, but when I retrieve...

Log4j DailyRollingFileAppender not rolling files

java,log4j
I have a log4j configuration that's intended to roll files when the my application runs once daily: log4j.rootLogger=INFO, filer log4j.appender.filer=org.apache.log4j.DailyRollingFileAppender log4j.appender.filer.File=./logs/daily/daily.log log4j.appender.filer.DatePattern='.'yyyy-MM-dd log4j.appender.filer.layout=org.apache.log4j.PatternLayout log4j.appender.filer.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %-5p %x - %m%n log4j.appender.filer.append=true ...but everytime the application runs, the file daily.log gets truncated...

how to configure specific package in log4j.properties

spring,log4j
I need to have log4j configuration for specific classes. Does anyone know how can we do it with log4j.properties. As against, we can add logger with class/package in log4j.xml <logger name="org.springframework.security"> <level value="info" /> <appender-ref ref="console" /> </logger> I want equivalent configuration in log4j.properties?...

Create a hyperlink to a project file in console output

java,intellij-idea,hyperlink,console,log4j
Is there a way for me to write out a link to the console output that when clicked on directs to a project file in Intellij? For example, this happens when a run-time exception occurs. I see the stack trace and I can click on a link in the console...

how i can log on xfire with log4j for requests and responses in XML SOAP

xml,spring,soap,log4j,xfire
Hi all I have a web service with xfire and spring 3.0, I need to send to logg requests and responses xml web service, I have been looking but can not find anything. hope you can help me as integrate with log4j. that my code in my servlet.xml: <bean id="interfazXFireService"...

Adding SMTP log handler in Wildly 8.1

log4j,wildfly,wildfly-8,jboss-logging
I have been through lot of WildFly documentation in past day and so fat I have failed to understand how a SMTP Handler could be added to WildFly logging sybsystem. This was very easy when JBoss used log4j but now there are hardly any documentation available. Places I have already...

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?

How to enable hdfs and mapred audit logs?

hadoop,logging,log4j,kerberos
I am hadoop-2.6.0 user in windows. I want to enable hdfs and mapred logs. I could enable hdfs audit log by setting the following property in hadoop-env.cmd but cannot enabled audit log for mapred. set HDFS_AUDIT_LOGGER=INFO,RFAAUDIT If i set the above variable in hadoop-env.cmd then hdfs-audit.log file stored in the...

Secure / Encrypt log4j files

java,encryption,log4j
I have a problem ; security requirement i have java swing app that have logging files generated with log4j for support issues in case of tracking a bug. I have to ecrypt/cypher/secure the files so the client cant open them and see them (at least not as human readable way)...

Genearate mutiple log files using log4j

java,log4j,java.util.logging
how to generate Multiple log files using log 4j for single application. Here i want to generate 2 log file.so can You please add some some sample example for this one.I tried with this one and it genearating 2nd log file,but not able to open that file.Can You please suggest...

log4j - Configuring logger name

java,logging,log4j,log4j2
I've been using log4j for some time. One thing I've never really understood is why they recommend configuring the logger name from the class. Specifically, I wonder: What is the difference the three logger declarations? Which is better and why? Is there a method that allows copy and paste log...

slf4j log file missing

java,maven,log4j,slf4j
I'm trying to log something to file in maven project. I've found "howto" here: Where does the slf4j log file get saved? But it doesnt work (I cant find log file) for some reason, what's my mistake? Here is my pom.xml: <!-- Logger --> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> <version>1.7.12</version> </dependency> <dependency>...

Log4j - log ALL levels except ERROR

logging,log4j
Is there any way to achieve it? I mean what I want in my application is that it should log messages from all levels including debug and trace logs. The obvious way to achieve this is to set level to ALL. But I don't want to see any log of...

limiting number of rollover files using rollingfileappender

log4j
I am using log4j extras to log my rotates every day using following configuration: log4j.appender.abclog=org.apache.log4j.rolling.RollingFileAppender log4j.appender.abclog.rollingPolicy=org.apache.log4j.rolling.TimeBasedRollingPolicy log4j.appender.abclog.rollingPolicy.ActiveFileName=/opa/abc-home/logs/xyz-abc_t.log log4j.appender.abclog.rollingPolicy.FileNamePattern=/opa/abc-home/logs/xyz-abc_t-.%d{yyyyMMdd}.log.gz log4j.appender.abclog.layout=org.apache.log4j.PatternLayout...

How To Use Two Different XML-Configuration-Files For Log4J

java,log4j
I have two XML-configurations files. One for my Java Jersey WebService and one for my Data Access Object (=DAO; MySQL-DB via JDBC). When I run my application, the logs are seperated in two diffrent folders, but the log-file is identical to each other. How can I avoid that? XML-Configuration for...

How direct all internal Springboot logging to log4j?

spring,log4j,spring-boot
I would like to have all the internal Springboot log messages directed to log4j so that the messages follow my log4j properties (i.e. they go to the console and my log4j file using my layout). I attempted to configure Springboot to use only log4j logging per this guide: http://spring.io/blog/2009/12/04/logging-dependencies-in-spring/ I...

Transitioning from log4net to log4j 2

logging,log4j,log4net,log4j2
I am working on a project in java which uses log4j2 and want to setup logging the same as I had in older project in .NET using log4net. There are some things I cant figure out, how to do in the log4j2. How can I force log4j2 appender to put...

How to configure `log4j` for `share-amp`

log4j,alfresco,alfresco-share
I´m working with share-amp-archetype trying to setup log4j for my module, where do I have to put log4j.properties? I´ve tried in src/main/amp/config/alfresco/{moduleId} and it seems not work. When in my javascript webscript controller write logger.log("I´m here!") nothing is logged, instead logger.warn("I´m here!") works fine. In my source my files is...

Log4j2 api cannot find Log4j2 core in OSGi environment

java,logging,log4j,osgi,log4j2
I'm trying to use log4j2 OSGi bundles, but it seems log4j2 api cannot find log4j2 core in an OSGi environment. I'm continuously getting the following exception : ERROR StatusLogger Log4j2 could not find a logging implementation. Please add log4j-core to the classpath. Using SimpleLogger to log to the console I...

log4j limit Appender to a specific Level

java,logging,log4j
I am trying to programmatically configure Log4j. I'm trying to add several appenders to a logger in which level is set to ALL. Also there is no other appenders (I used removeallAppenders). But I'm surprised when I'm calling the logger in INFO LEVEL, and in WARN LEVEL that I have...

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...

slf4j trace vs debug used with log4j

java,logging,log4j,slf4j
From the log4j documentation I know that these are the levels in the h http://logging.apache.org/log4j/1.2/manual.html TRACE, DEBUG, INFO, WARN, ERROR and FATAL Fatal being the top level. But could not understand the difference between Trace and debug. I have tried with setting the log level to debug and I can...

How to not-abbreviate the source class name in spriing-boot's loggger name?

log4j,spring-boot
When I run a spring-boot application, it shows the following log: 2014-03-05 10:57:51.702 INFO 45469 --- [ost-startStop-1] o.s.b.c.embedded.FilterRegistrationBean : Mapping filter: 'hiddenHttpMethodFilter' to: [/*] The logger name is abbreviated for the following: org.springframework.boot.context.embedded.FilterRegistrationBean How can I show the full source class name for it? Thanks!...

Log4j re-initializes itself in the middle of the program

java,logging,log4j
Log4j re-initializes itself in the middle of the program Hi, I'm observing an odd behaviour where log4j appears to re-initialize itself after I load a class via reflection call, completely unrelated to it. It then stops printing while run from the console. Inside Eclipse it's fine. Looks like a groundhog...

Write multiple log4j files with different info

java,log4j
The API I am working on cannot be connected to a database, but need to log events that are happening in the API. To do this I was thinking on using log4j to create log file with API event information. The problem is that all log entries end up in...

How to use log4j in REST Service

java,rest,log4j
I have tried using log4j in REST client and it logs the information. However, I have tried to log the events server side using log4j and it dose not record any logs. Here is my sample where I have used on my server side. @POST @Path("/send") @Produces(MediaType.APPLICATION_JSON) @Consumes(MediaType.APPLICATION_JSON) public Response...

How to lookup property parameter in web app for log4j2?

java,spring,tomcat,log4j,log4j2
I want to configure log4j2 to lookup the logging path dynamically from web startup (tomcat). From the docs (http://logging.apache.org/log4j/2.x/manual/lookups.html) there is a web: lookup with different parameter possibilities. At first I'm trying the provided example: <Appenders> <File name="ApplicationLog" fileName="${web:rootDir}/app.log"/> </Appenders> Result: ERROR Unable to create file ${web:rootDir}/app.log java.io.IOException I also...

How to change log4j2 logging path on tomcat?

java,spring,log4j,spring-boot,log4j2
I'm running a webapp on tomcat using spring-boot. How could I change the log4j2.xml logging path dynamically? (eg by jvm args, property file, or else)? So far I configured the log xml as follows: <Configuration> <Properties> <property name="path">${bundle:application:log.path}</property> </Properties> </Configuration> With configuration file: #application.properties: log.path=d:/ Now I want to dynamically...

Struts startup failed due to logging errors

struts2,log4j,classloader,slf4j,nosuchmethoderror
Struts application can not start with log4j. What is wrong? Here is log4j.properties # Direct to stdout log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdout.Target=System.out log4j.appender.stdout.layout=org.apache.log4j.PatternLayout log4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n # Root logger option log4j.rootLogger=INFO, stdout # Good for troubleshooting log4j.logger.org.hibernate=INFO # Log JDBC parameters log4j.logger.org.hibernate.type=ALL Struts startup failed due to logging...

Gradle exclude SLF4J from Spring

spring,logging,gradle,log4j,spring-boot
Well, the following code works but it does not really look good. I have a Spring Boot project and I want to exclude SLF4J because I would like to use Log4j2 instead. Does anyone know how to improve the code? dependencies { compile("org.springframework:spring-context") { exclude module: "spring-boot-starter-logging" exclude module: "logback-classic"...

How to correctly instantiate a log4j Logger object into my class?

java,logging,log4j
I am working on a simple Java command line and I need to insert log4j into my application, so I am following this tutorial: http://veerasundar.com/blog/2009/07/log4j-tutorial-adding-log4j-logging-to-your-project/ So I have done the following step: I put the log4j jar file into the library of my project. I put the log4j.properties into a...

log4j creates log file but does not write the messages that I am creating

java,logging,log4j,filewriter
Log file is getting created and logs are getting written into it.But , it doesn't write the things that i specify in LOG.trace("") and LOG.error("") etc. log4j.rootLogger=INFO,R # Direct log messages to stdout log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdout.Target=System.out log4j.appender.stdout.layout=org.apache.log4j.PatternLayout log4j.appender.stdout.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss}%-5p %c{1}:%L - %m%n log4j.appender.R=org.apache.log4j.RollingFileAppender...

How can I get the Apache Camel Message History in logfile from log4j?

java,log4j,apache-camel,log4j2
in the Apache Camel documantation is a nice Message History. I want this for my errorHandler. So I do errorHandler( deadLetterChannel("direct:deadLetter") .logExhaustedMessageHistory(true) .maximumRedeliveries(3) .retryAttemptedLogLevel(LoggingLevel.WARN) ); and also: CamelContext context = getContext(); context.setMessageHistory(true); But the nice Message History doesn't show, not in the Console and not in the Logfile. How can...

Log4j2 why would you use it over log4j? [closed]

java,log4j,log4j2
I must be missing something but I have been looking at this for a few days now, but why on earth would you ever use log4j2 over log4j (other than the performance)? From what I have seen so far, log4j2 is advertised as simpler to configure, but its actually vastly...

Log runtime exceptions using log4j in JSF web application

jsf,tomcat,log4j
I want to log all unhadled exceptions in my JSF web application using log4j. I read this post Log runtime Exceptions in Java using log4j and add a class that implements Thread.UncaughtExceptionHandler. but the method is not fired. Any sugestion please ? Web Server : Tomcat 8.0...

why changing the root logger does not have affect on other loggers?

logging,log4j
Here is the log4j.xml that I use with my spring application. <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE log4j:configuration SYSTEM "log4j.dtd"> <log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/"> <appender name="PRIMARY" class="org.apache.log4j.rolling.RollingFileAppender"> <rollingPolicy class="org.apache.log4j.rolling.TimeBasedRollingPolicy"> <param name="FileNamePattern" value="/var/log/myappcontroller-%d{yyyy-MM-dd}.log"/> </rollingPolicy> <layout...

java.lang.NoSuchMethodError: org.apache.logging.log4j.core.lookup.MapLookup.toMap

java,maven,log4j,log4j2
I am trying to deploy a WAR file to a Glassfish 4.1 server. During an attempt at deployment, I receive the following exception : java.lang.Exception: java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: java.lang.NoSuchMethodError: org.apache.logging.log4j.core.lookup.MapLookup.toMap(Ljava/util/List;)Ljava/util/Map; Looking in the javadoc, I indeed can't see any toMap method ? (https://logging.apache.org/log4j/2.0/log4j-core/apidocs/org/apache/logging/log4j/core/lookup/MapLookup.html) jar...

Does log4py work with chainsaw?

logging,log4j
We use log4cxx and it works great with apache chainsaw but does log4py work with chainsaw as well?

Limit the output of jsch in Spring integration

log4j,spring-integration,slf4j,jsch
I am trying to limit the output of the com.jcraft.jsch package in my Spring Boot applicatoin. My application uses Spring Intgration and has a log4j.properties files defining the following log levels # Root logger option log4j.rootLogger=DEBUG log4j.category.com.jcraft.jsch=ERROR log4j.category.org.springframework.integration.file=ERROR And still, I get a whole lot of INFO levelled messages from...

How can I set up separate streams of logging for log4j?

java,logging,log4j
Say I have a class like this: public class MyClass { private Logger log = LoggerFactory.getLogger(MyClass.class); //org.slf4j.LoggerFactory public void foo(Params p) { log.info("Foo params: " + p); long t1 = System.currentTimeMillis(); Result r = someMethod(p); long t2 = System.currentTimeMillis(); log.info("Foo result: " + r) log.info("Foo time taken: + (t2-t1)/1000); }...

How to log using log4j to local file system inside a Spark application that runs on YARN?

logging,log4j,apache-spark,yarn
I'm building an Apache Spark Streaming application and cannot make it log to a file on the local filesystem when running it on YARN. How can achieve this? I've set log4.properties file so that it can successfully write to a log file in /tmp directory on the local file system...

Log4j: specific logging

java,log4j
I have a service class that import and parse files from an ftp server. This task can be executed from a Spring controller when the user choose a specific action. The same service is used by a scheduled task (TimerTask) that everyday at a specific time do the same. I...

any additional advantages to user SLF4J library instead of apache log4j

java,apache,logging,log4j,slf4j
I came across this library for logging slf4j in my assignment. I have used apache log4j library before but from the documentation I could not understand the use case for the slf4j library. (face palm) Can any one tell me the advantages of using SLF4j or possible real world cases....

Filtering out hibernate logs in log4j2 file

java,hibernate,logging,log4j,log4j2
I have a log4j2.xml file as follows. It's working, but it's picking up a lot of hibernate and GWT log files. How can I exclude those packages, or, how can I have my logfile only include logging from my package hiearchy? <?xml version="1.0" encoding="UTF-8"?> <Configuration status="INFO"> <Appenders> <Console name="Console" target="SYSTEM_OUT">...

Sending text message using Log4j2 with Flume

hadoop,log4j,bigdata,log4j2,flume
I have Log4j2 configuration: <?xml version="1.0" encoding="UTF-8"?> <configuration> <appenders> <Console name="console" target="SYSTEM_OUT"> <PatternLayout pattern="%d %-5p - %m%n"/> </Console> <Flume name="flume" > <MarkerFilter marker="FLUME" onMatch="ACCEPT" onMismatch="DENY"/> <Agent host="IP_HERE" port="6999"/> </Flume> <File name="file" fileName="flume.log"> <MarkerFilter marker="FLUME" onMatch="ACCEPT" onMismatch="DENY"/> </File> </appenders>...

where can i get spring boot default logger format?

java,spring,logging,log4j,spring-boot
Is it possible to get Spring boot logs format? i mean, this is the format that i want . ____ _ __ _ _ /\\ / ___'_ __ _ _(_)_ __ __ _ \ \ \ \ ( ( )\___ | '_ | '_| | '_ \/ _` | \...

Customizing JBOSS 6.2 EAP logging

logging,log4j,jboss-eap-6
Developing a web application using JBOSS 6.2 EAP as the Application server. Trying to customize the the logging. Want to create different logs for different modules in specified locations. Did some home work and tried to add periodic-rotating-file-handler name="FOO_BAR_FILE"> <formatter> <pattern-formatter pattern="%d{HH:mm:ss,SSS} %-5p [%c] (%t) %s%E%n"/> </formatter> <file relative-to="jboss.server.log.dir" path="foo_bar_file.log"/>...

How Can I acquire Mules Logger Instance In Spring Bean?

java,log4j,mule
I understand that there is a built in log4j instance and configuration inside Mule ESB, is there any way to acquire that exact instance from within the associated Spring Bean so that i can log into the same file that mule use (the file inside Mule-standalone\logs) ? thank you...

Gradle | Spring boot dependencies are not excluding

spring,gradle,log4j,spring-boot,build.gradle
I'm trying to get log4j to work in a project that I'm working on. I added the relevant log4j dependencies in build.gradle and excluded the Spring boot starter logging so it can work. This worked fine when I used Maven as the build tool, but once I switched to Gradle...

Probe logs comming into my application log

tomcat,log4j,probe
I am using probe along with tomcat. My application which is deployed in tomcat 7 use log4j for its logging. I pass -Dlog4j.configuration for my application (on start). I am getting logs from probe also in my application log file. Why is it happening?...

Seperate logs for different jars in war file

java,log4j
I have a war file which is deployed on jboss server. This war contains some jar files. What i need is to create seperate logs for different jars. I am using log4j for logging purpose and also intergrated log4j properties file in each jar. My log4j for every jar have...

hadoop override log4j.properties per job

java,hadoop,logging,log4j
Is it possible to override log4j properties per job? I have a multi-step program (a pipeline) that runs some hadoop jobs but before and after it also performs some other steps. if I run my program using java command (java -jar my_program.jar) then it runs OK but I get warning:...

Spring Logging SLF4J binded to Log4J

spring,logging,log4j,slf4j
I'm trying to configure my SpringMVC application to log using SLF4J instead of vanilla commons-logging. I'm totally stuck, my file doesn't log anything although if I debug the code the expression if (log.isDebugEnabled()) { is evaluated to true. What I'm doing wrong? This is my config: My pom.xml <!-- Logging...

Why I obtain this error when I try to use log4j?

java,logging,log4j
I am absolutly new in log4j and I have the following problem. Into a class named Mailer I declared my log4j Logger object, in this way: private static final org.apache.log4j.Logger logger = Logger.getLogger(Mailer.class); and then I have put a logging into the class constructor (to test if the logger works...

log4j:WARN No such property [append] while creating a custom Appender

java,log4j
Can anyone suggest how to get rid of this error. I have made a custom Appender with the help of How to create a own Appender in log4j? My appender is: package com.abc.log4jlearn; import org.apache.log4j.AppenderSkeleton; import org.apache.log4j.helpers.LogLog; import org.apache.log4j.spi.LoggingEvent; public class MyAppender extends AppenderSkeleton{ private LogManager logManager; public MyAppender (){...

How do I print using getText from a page object model with log4j?

java,selenium,selenium-webdriver,log4j,webdriver
I am coding some automated tests using the Selenium Webdriver in Netbeans. I have a pretty simple test, and I am implementing page objects. My trouble is here: I previously had this code: //Click the Timing Parts subcategory WebElement PartSubcategory = driver.findElement(By.xpath("//label[contains(.,'Timing Parts & Camshafts')]")); PartSubcategory.click(); logger.info("Found subcategory: "+PartSubcategory.getText()); And,...

Print className, method name and line number of exceptiopn using log4j in single line log

java,logging,log4j
I want to print class name, method name and line number of exception in single line using log4j. For that , i am looking at. http://logging.apache.org/log4j/2.x/manual/layouts.html#PatternLayout I want to get logged in following format: 2015-03-03 16:18:30,480 Testing for for log4j java.lang.NullPointerException com.test.Piyush main 40 But i am getting every thing...

HtmlUnitDriver writes logs in my personal Log4J files

java,log4j,htmlunit,htmlunit-driver
I wrote crawlers for 3 different sites and run the crawlers in 3 threads. For each crawler I use single logger. My 'log4j.properties' file looks like: log4j.rootLogger=TRACE, ZDNET, CNET, GOOGLEPLAY log4j.appender.ZDNET=org.apache.log4j.RollingFileAppender log4j.appender.ZDNET.File=logs/zdnet.log log4j.appender.ZDNET.MaxFileSize=20MB log4j.appender.ZDNET.MaxBackupIndex=100 log4j.appender.ZDNET.layout=org.apache.log4j.PatternLayout log4j.appender.ZDNET.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %-5p - %m%n...

Setting log4j.rootLogger=OFF in one class configuration, will cause log crash in another class

java,logging,log4j
Setting log4j.rootLogger=OFF in one class configuration, will cause another class to not log. I have two sample classes: LogCrasher and MainLogger. This two classes are configured to log some test logs. Each class have it's own configuration file. LogCrasher was called from MainLogger. When log4j.rootLogger in LogCrashers log4j configuration file...

Log4j write nothing

java,spring-mvc,log4j
I have a problem with log4j, write nothing in the console and don't generate the log file. I have no error, no exception and no messages on my eclipse console, it's only do nothing. log4j.properties (in src/main/resources) # Root logger option log4j.rootLogger=DEBUG, stdout, file # Redirect log messages to console...

Reload log4j2 configuration on demand

java,log4j,log4j2
I have my log4j2.xml config file set to be checked every 30 seconds: <Configuration status="WARN" monitorInterval="30"> ... </Configuration> Is it possible to programmatically tell log4j2 to check for changes in the configuration instead of having a timeout? N.B. I don't want to programmatically load the configuration specifying the config file,...

Keycloak logging with log4j to use custom rolling appender

logging,log4j,wildfly,keycloak
I'm trying to use Log4J for keycloak project as logging framework since there are custom rolling appenders we have written with few value additions. I was referring to changing logging subsystem in wildfly (keycloak embbeded server - keycloak/standalone/configuration/standalone.xml ), but seems like I'm missing something. How can I add a...

Wildfly 8.1 Log System

log4j,wildfly,wildfly-8
I am trying to make my Web Services Application Log using Wildfly 8.1 Final Log System Categories. My App declares private static final Logger LOGGER = Logger.getLogger("myapp"); It calls in parts of the code for LOGGER.debug("something"); Using the log4j property file definition below it behaves as expected. The problem is...

what will happen if specified log file not found on getlogger(“…”) method in log4j

java,log4j
normally in file operations, if a specified file missing means it will throw file not found exception. Bu in my case log.getLogger("someString"); didnt throw any exception even though there is no log file on the specified name in getLogger() method. Can anybody answer please? ...

Logstash patter for log4j

log4j,logstash,grok
I'm setting up Elasticsearch, Logstash and Kibana. I encountered an error when I am configuring "logstash.conf". Here's the error I got. {:timestamp=>"2015-05-25T21:56:59.907000-0400", :message=>"Error: Expected one of #, {, ,, ] at line 12, column 49 (byte 265) after filter {\n grok {\n match => [\"message\", \"<log4j:event logger=\""} {:timestamp=>"2015-05-25T21:56:59.915000-0400", :message=>"You may...

Logs are not printing

java,log4j,springjunit4classrunner
I am currently working on a project which has spring used in it. For Junit, i am using @RunWith(SpringJUnit4ClassRunner.class) annotation. Everything is working fine except I do not see any logs for spring processing of applicationContext. In the console window, this is a current message : log4j:WARN No appenders could...

tomcat log4j relative path

log4j,tomcat7
Log4j works well in my application,but one strange thing happened because of my starting tomcat in different directory.Please see my following description: The tomcat server path is /application/servers/tomcat7.0.41. In my application, I define a relative log file in log4j.xml: ../logs/test.log When I start the tomcat in the directory: '/application/servers/tomcat/' with...

Request ID not logged on moving to log4j 1.2's async-appender

java,log4j,mdc
I have a web application which has been logging synchronously using log4j1.2 so far. I am trying to move it to use the async-appender (from log4j 1.2). I have written an XML file - log4j.xml that initializes async-appender. However when I check the logs I see that the ID of...

Log4J with JUnit Tests

java,selenium,junit,log4j
I would like to add logging to my Selenium Java tests. I have implemented the log4jFramework which works well either placing the logs in the console or in a file. I am using the JUnit test framework and I would like to include the test name and date/time in the...

How to configure Log4j (1 or 2) to use custom log file name while code against Slf4j

java,multithreading,log4j,slf4j
I know there has been a lot of question related to this, but i couldn't find one that matches on the scenario that i'm looking at, so here's the question. Current logging setup: logger coded using Slf4j with Log4j 1.2 bindings. DailyRollingAppender used. The program: A multi-threading backend Java program...