'org.apache.logging.log4j:log4j:2.4'
<dependency>
<groupId>org.apache.logging.log4j</groupId>
<artifactId>log4j</artifactId>
<version>2.4</version>
</dependency>
<dependency org="org.apache.logging.log4j" name="log4j" rev="2.4"/>
"org.apache.logging.log4j", "log4j", "2.4"