Implementation for Apache Log4J, a highly configurable logging tool that focuses on performance and low garbage generation. It has a plugin architecture that makes it extensible and supports asynchronous logging based on LMAX Disruptor.

LicenseApache 2.0
CategoriesLogging Frameworks
Tagslogginglog4japache
DateSep 17, 2022
Filespom (23 KB)  jar (1.8 MB)  View All
RepositoriesCentral
Ranking#54 in MvnRepository (See Top Artifacts)
#6 in Logging Frameworks
Used By8,823 artifacts
VulnerabilitiesVulnerabilities from dependencies:
CVE-2022-42003
CVE-2022-41853
CVE-2022-40156
View 4 more ...


Provided Dependencies (4)

Category/License Group / ArtifactVersionUpdates
Java Spec
CDDLGPL 2.0
javax.activation » javax.activation-api (optional) 1.2.0
Java Spec
CDDLGPL 1.1GPL 2.0
javax.jms » javax.jms-api (optional) 2.0.1
Mail Client
EDL 1.0EPL 2.0GPL
javax.mail » javax.mail-api (optional) 1.6.22.1.0
OSGi
Apache 2.0
org.osgi » org.osgi.core 6.0.08.0.0

Runtime Dependencies (1)

Category/License Group / ArtifactVersionUpdates
Mail Client
EDL 1.0EPL 2.0GPL
com.sun.mail » javax.mail (optional) 1.6.22.0.1

Test Dependencies (37)

Category/License Group / ArtifactVersionUpdates
Logging
EPL 1.0LGPL 2.1
ch.qos.logback » logback-core 1.2.111.4.5
Logging
EPL 1.0LGPL 2.1
ch.qos.logback » logback-classic 1.2.111.4.5
Mocking
Apache 2.0
com.github.tomakehurst » wiremock 2.26.32.27.2
Profilers
Apache 2.0
com.google.code.java-allocation-instrumenter » java-allocation-instrumenter 3.3.0
Embedded SQL DB
EPL 1.0MPL 2.0
com.h2database » h2 2.1.214
Base64
Apache 2.0
commons-codec » commons-codec 1.15
I/O
Apache 2.0
commons-io » commons-io 2.11.0
Logging
Apache 2.0
commons-logging » commons-logging 1.2
Testing
Apache 2.0
net.javacrumbs.json-unit » json-unit 2.35.02.36.0
JVM Languages
Apache 2.0
org.apache-extras.beanshell » bsh 2.0b62.1.0
Message Broker
Apache 2.0
org.apache.activemq » activemq-broker 5.17.15.17.2
Core Utils
Apache 2.0
org.apache.commons » commons-lang3 3.12.0
OSGi Framework
Apache 2.0
org.apache.felix » org.apache.felix.framework 7.0.5
Logging
Apache 2.0
org.apache.logging.log4j » log4j-api 2.19.0
Build Tool
Apache 2.0
org.apache.maven » maven-core 3.8.53.8.6
Assertion
Apache 2.0
org.assertj » assertj-core 3.23.1
Concurrency
Apache 2.0
org.awaitility » awaitility 4.2.0
Lang Runtime
Apache 2.0
org.codehaus.groovy » groovy-jsr223 3.0.104.0.6
Date/Time
Apache 2.0
org.codehaus.groovy » groovy-dateutil 3.0.104.0.6
Core Utils
Apache 2.0
org.codehaus.plexus » plexus-utils 3.4.23.5.0
OSGi
EPL 1.0
org.eclipse.tycho » org.eclipse.osgi 3.13.0.v20180226-1711
Testing
BSD 3-clause
org.hamcrest » hamcrest 2.2
Embedded SQL DB
org.hsqldb » hsqldb1 vulnerability 2.5.22.7.1
DNS Lib
Apache 2.0
org.jmdns » jmdns 3.5.8
Testing
EPL 2.0
org.junit-pioneer » junit-pioneer 1.6.21.9.0
Testing
EPL 2.0
org.junit.jupiter » junit-jupiter-engine 5.9.05.9.1
Testing
EPL 2.0
org.junit.jupiter » junit-jupiter-params 5.9.05.9.1

EPL 2.0
org.junit.platform » junit-platform-commons 1.9.01.9.1
Testing
EPL 2.0
org.junit.vintage » junit-vintage-engine 5.9.05.9.1
Mocking
MIT
org.mockito » mockito-core 4.4.04.9.0
Mocking
MIT
org.mockito » mockito-junit-jupiter 4.4.04.9.0
Logging
MIT
org.slf4j » slf4j-ext 1.7.362.0.5
Testing
Apache 2.0
org.springframework » spring-test 5.3.206.0.2
Compression
Public
org.tukaani » xz 1.9
Testing
Apache 2.0
org.xmlunit » xmlunit-core 2.9.0
Testing
Apache 2.0
org.xmlunit » xmlunit-matchers 2.9.0
Testing
MIT
org.zapodot » embedded-ldap-junit 0.8.10.9.0

Licenses

LicenseURL
Apache License, Version 2.0 https://www.apache.org/licenses/LICENSE-2.0.txt

Developers

NameEmailDev IdRolesOrganization
Ralph Goersrgoers<at>apache.orgrgoersPMC MemberNextiva
Gary Gregoryggregory<at>apache.orgggregoryPMC MemberThe Apache Software Foundation
Scott Deboysdeboy<at>apache.orgsdeboyPMC Member
Remko Popmarpopma<at>apache.orgrpopmaPMC Member
Nick Williamsnickwilliams<at>apache.orgnickwilliamsPMC Member
Matt Sickermattsicker<at>apache.orgmattsickerPMC MemberApple
Bruce Brouwerbruce.brouwer<at>gmail.combbrouwerCommitter
Mikael Ståldalmikes<at>apache.orgmikesPMC MemberSpotify
Carter Kozakckozak<at>apache.orgckozakPMC Member
Volkan Yazıcıvy<at>apache.orgvyPMC Member
Ron Grabowskirgrabowski<at>apache.orgrgrabowskiPMC Chair
Piotr P. Karwaszpkarwasz<at>apache.orgpkarwaszPMC Member

Related Books

Pro Apache Log4jPro Apache Log4j (2014)
by Samudra Gupta
Log4JLog4J (2009)
by J. Steven Perry
Pro Apache Log4jPro Apache Log4j (2005)
by Samudra Gupta
The Complete Log4j Manual: The Reliable, Fast and Flexible Logging Framework for JavaThe Complete Log4j Manual: The Reliable, Fast and Flexible Logging Framework for Java (2003)
by Ceki Gulcu
Logging in Java with the JDK 1.4 Logging API and Apache log4jLogging in Java with the JDK 1.4 Logging API and Apache log4j (2003)
by Samudra Gupta