All Log4j Solutions on Gang of Coders

Total of 80 Log4j Solutions

How to configure log4j to log different log levels to different files for the same logger

JavaLoggingLog4j

How can I test with junit that a warning was logged with log4j?

JavaUnit TestingLoggingJunitLog4j

How to find which library slf4j has bound itself to?

JavaLoggingLog4jSlf4j

Log4J2 property substitution - default

JavaLoggingLog4jLog4j2

How can I find out what version of Log4J I am using?

JavaLog4j

Log4j vulnerability - Is Log4j 1.2.17 vulnerable (was unable to find any JNDI code in source)?

JavaSecurityLog4jLog4j2Exploit

Which Android logging framework to use?

AndroidLoggingLog4jSlf4j

How to initialize log4j properly?

Log4j

Getting stacktrace in logger

JavaLog4jStack Trace

log4j:WARN No appenders could be found for logger (running jar file, not web app)

JavaLog4j

How to get SLF4J "Hello World" working with log4j?

JavaLoggingLog4jSlf4j

log4j - set different loglevel for different packages/classes

JavaLog4j

Using system environment variables in log4j xml configuration

JavaXmlConfigurationLog4jEnvironment Variables

Log Level per appender for a single Logger

JavaLoggingLog4j

Is there a need to do a if(log.isDebugEnabled()) { ... } check?

JavaIf StatementLog4jLogging

What is the result of making log4j additivity equals to true or false?

JavaLoggingLog4j

Log4j2 why would you use it over log4j?

JavaLoggingLog4jLog4j2

In log4j, does checking isDebugEnabled before logging improve performance?

JavaLoggingLog4j

How to stop INFO messages displaying on spark console?

Apache SparkLog4jSpark Submit

log4j logging hierarchy order

LoggingLog4j

Configuring Log4j Loggers Programmatically

JavaLoggingLog4jSlf4j

log4j: Log output of a specific class to a specific appender

JavaLog4jLoggingAppender

How to send a stacktrace to log4j?

JavaLoggingLog4jStack Trace

log4j vs logback

JavaLoggingLog4jLogback

Is it worth to use slf4j with log4j2

JavaLoggingLog4jSlf4jLog4j2

log4j configuration via JVM argument(s)?

JavaLoggingLog4j

Java Logging vs Log4J

JavaLoggingLog4jjava.util.logging

Where should I put the log4j.properties file?

JavaNetbeansGlassfishLog4j

Dynamically Changing log4j log level

JavaLoggingLog4jRuntime

If using maven, usually you put log4j.properties under java or resources?

JavaMavenConfigurationLog4j

What are markers in Java Logging frameworks and what is a reason to use them?

JavaLoggingLog4jSlf4jLogback

Setting log level of message at runtime in slf4j

JavaLoggingLog4jSlf4j

Eclipse: Referencing log4j.dtd in log4j.xml

XmlEclipseConfigurationLog4j

What's Up with Logging in Java?

JavaLoggingLog4jLogbackSlf4j

Where is logback encoder pattern documentation

JavaLoggingLog4jLogback

What is the significance of log4j.rootLogger property in log4j.properties file? What happens if I don't use this property?

JavaLoggingLog4jApache Commons-Logging

Is it possible to make log4j display which file it used to configure itself?

JavaLog4j

Disabling Log4J Output in Java

JavaLoggingLog4j

Difference between logger.info and logger.debug

JavaLoggingLog4j

Where do I configure log4j in a JUnit test class?

JavaLoggingJunitLog4j

Configuring Hibernate logging using Log4j XML config file?

XmlHibernateLoggingConfigurationLog4j

No appenders could be found for logger(log4j)?

JavaEclipseLog4j

What does “status” mean in Log4j2 configuration?

JavaLoggingConfigurationLog4jLog4j2

How to send java.util.logging to log4j?

JavaLoggingLog4jApache CommonsSlf4j

What does threshold mean in Log4J?

JavaLoggingLog4j

log4j:WARN No appenders could be found for logger in web.xml

JavaSpringSpring MvcLog4j

How do I set log4j level on the command line?

JavaLog4j

Creating multiple log files of different content with log4j

JavaLog4j

Log4j, configuring a Web App to use a relative path

JavaWeb ApplicationsLog4j

What is the difference between Log4j, SLF4J and Logback?

JavaLoggingLog4jSlf4j

Logging in Java and in general: Best Practices?

JavaLoggingLog4j

Are there technical reasons to prefer using logback instead of log4j?

JavaLoggingLog4jLogback

Java Log Viewer

JavaLog4jViewer

log4j logging twice

LoggingLog4j

Difference between slf4j-log4j12 and log4j-over-slf4j

JavaLog4jSlf4j

log4j not printing the stacktrace for exceptions

JavaTomcatLoggingLog4j

How can I create 2 separate log files with one log4j config file?

JavaLoggingLog4j

No log4j2 configuration file found. Using default configuration: logging only errors to the console

JavaLog4jLog4j2

Setting a log file name to include current date in Log4j

Java.NetLoggingLog4netLog4j

log4j redirect stdout to DailyRollingFileAppender

JavaFileRedirectLog4jStdout

Log4J: Strategies for creating Logger instances

JavaLoggingLog4j

how to make log4j to write to the console as well

JavaApacheLoggingLog4j

Log4j: How to configure simplest possible file logging?

JavaLoggingLog4j

How to configure log4j.properties for SpringJUnit4ClassRunner?

JavaSpringLog4jJunit4

Why log4j's Logger.getLogger() need pass a Class type?

JavaLog4j

configure log4j to log to custom file at runtime

JavaLog4j

How to give environmental variable path for file appender in configuration file in log4j

JavaLog4jEnvironment Variables

How can I get log4j to delete old rotating log files?

Log4jRotation

Where is the correct location to put Log4j.properties in an Eclipse project?

JavaEclipseLog4jClasspath

How to create my own Appender in log4j?

JavaLog4jAppender

log4j with timestamp per log entry

JavaPythonLog4jJython

Logging error to stderr and debug, info to stdout with log4j

JavaLoggingLog4j

How do you Change a Package's Log Level using Log4j?

JavaLoggingLog4jAxis2Axiom

Is there a log file analyzer for log4j files?

Log4jAnalyzer

How to configure log4j to only keep log files for the last seven days?

JavaLoggingLog4j

Change location of log4j.properties

JavaLog4j

How to enable Logger.debug() in Log4j

JavaLog4j

Set System Property With Spring Configuration File

JavaSpringJunitLog4j

log4j: abbreviate/shorten package names

JavaLog4jLogging

How to Create a Custom Appender in log4j2?

JavaLoggingLog4jLog4j2