akka-slf4j_2.10-2.3.4-spark-sources.jar

<dependency>
	<groupId>org.spark-project.akka</groupId>
	<artifactId>akka-slf4j_2.10</artifactId>
	<version>2.3.4-spark</version>
	<classifier>sources</classifier>
	<type>java-source</type>
</dependency>

org.spark-project.akka:akka-slf4j_2.10:2.3.4-spark

META-INF/MANIFEST.MF
akka/event/slf4j/Slf4jLogger.scala