<dependency> <groupId>org.apache.logging.log4j</groupId> <artifactId>log4j</artifactId> <version>2.3</version> <type>pom</type> </dependency>
'org.apache.logging.log4j:log4j:pom:2.3'
<dependency org="org.apache.logging.log4j" name="log4j" rev="2.3"> <artifact name="log4j" type="pom" /> </dependency>
@Grapes( @Grab(group='org.apache.logging.log4j', module='log4j', version='2.3') )
compile 'org.apache.logging.log4j:log4j:2.3'
[org.apache.logging.log4j/log4j "2.3"]
libraryDependencies += "org.apache.logging.log4j" %% "log4j" % "2.3"