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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
DateDec 12, 2019
Filesjar (1.6 MB)  View All
RepositoriesCentral
Ranking#54 in MvnRepository (See Top Artifacts)
#6 in Logging Frameworks
Used By8,315 artifacts
VulnerabilitiesDirect vulnerabilities:
CVE-2021-45105
CVE-2021-45046
CVE-2021-45046
View 6 more ...
Vulnerabilities from dependencies:
CVE-2022-23305
CVE-2022-23302
CVE-2022-23221
View 53 more ...

Note: There is a new version for this artifact

New Version2.18.0


Provided Dependencies (3)

Category/License Group / ArtifactVersionUpdates

Apache
org.apache.logging.log4j » log4j-core-java92.13.02.11.2
Java Spec
CDDLGPL 2.0
org.jboss.spec.javax.jms » jboss-jms-api_1.1_spec (optional) 1.0.1.Final
OSGI
Apache 2.0
org.osgi » org.osgi.core 4.3.18.0.0

Test Dependencies (32)

Category/License Group / ArtifactVersionUpdates
Logging
EPL 1.0LGPL 2.1
ch.qos.logback » logback-core1 vulnerability 1.2.31.2.11
Logging
EPL 1.0LGPL 2.1
ch.qos.logback » logback-classic 1.2.31.2.11
Mocking
Apache 2.0
com.github.tomakehurst » wiremock 2.19.02.27.2
Profilers
Apache 2.0
com.google.code.java-allocation-instrumenter » java-allocation-instrumenter 3.0.13.3.0
Embedded SQL DB
EPL 1.0MPL 2.0
com.h2database » h23 vulnerabilities 1.4.1992.1.214
Base64
Apache 2.0
commons-codec » commons-codec 1.121.15
I/O
Apache 2.0
commons-io » commons-io1 vulnerability 2.62.11.0
Logging
Apache 2.0
commons-logging » commons-logging 1.2
Testing
EPL 2.0
junit » junit1 vulnerability 4.125.9.0
Logging
Apache 2.0
log4j » log4j4 vulnerabilities 1.2.172.18.0
Testing
Apache 2.0
net.javacrumbs.json-unit » json-unit 1.31.12.35.0
JVM Languages
Apache 2.0
org.apache-extras.beanshell » bsh 2.0b62.1.0
Message Broker
Apache 2.0
org.apache.activemq » activemq-broker 5.14.55.17.1
Core Utils
Apache 2.0
org.apache.commons » commons-lang3 3.73.12.0
OSGI Framework
Apache 2.0
org.apache.felix » org.apache.felix.framework 5.6.107.0.5
Logging
Apache 2.0
org.apache.logging.log4j » log4j-api 2.13.02.18.0
Build Tool
Apache 2.0
org.apache.maven » maven-core 3.6.03.8.6
Lang Runtime
Apache 2.0
org.codehaus.groovy » groovy-jsr223 2.5.63.0.12
Date/Time
Apache 2.0
org.codehaus.groovy » groovy-dateutil 2.5.63.0.12
Core Utils
Apache 2.0
org.codehaus.plexus » plexus-utils 3.1.03.4.2
OSGI
EPL 1.0
org.eclipse.tycho » org.eclipse.osgi 3.12.1.v20170821-15483.13.0.v20180226-1711
Testing
BSD 2-clause
org.hamcrest » hamcrest-all 1.3
Application Metrics
BSD 2-clauseCC0 1.0
org.hdrhistogram » HdrHistogram 2.1.92.1.12
Embedded SQL DB
org.hsqldb » hsqldb 2.3.52.7.0
DNS Lib
Apache 2.0
org.jmdns » jmdns 3.5.33.5.8
Mocking
MIT
org.mockito » mockito-core 2.25.14.6.1
Logging
MIT
org.slf4j » slf4j-api 1.7.251.7.36
Logging
MIT
org.slf4j » slf4j-ext1 vulnerability 1.7.251.7.36
Testing
Apache 2.0
org.springframework » spring-test 3.2.18.RELEASE5.3.22
Compression
Public
org.tukaani » xz 1.81.9
Testing
Apache 2.0
org.xmlunit » xmlunit-core 2.5.12.9.0
Testing
Apache 2.0
org.xmlunit » xmlunit-matchers 2.5.12.9.0

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 MemberRocket Software
Scott Deboysdeboy<at>apache.orgsdeboyPMC Member
Remko Popmarpopma<at>apache.orgrpopmaPMC Member
Nick Williamsnickwilliams<at>apache.orgnickwilliamsPMC Member
Matt Sickermattsicker<at>apache.orgmattsickerPMC ChairCloudBees
Bruce Brouwerbruce.brouwer<at>gmail.combbrouwerCommitter
Mikael Ståldalmikes<at>apache.orgmikesPMC MemberSpotify
Carter Kozakckozak<at>apache.orgckozakPMC 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