Class Hierarchy
- java.lang.Object
- akka.AkkaVersion
 - akka.AkkaVersion$
 - akka.Done (implements java.io.Serializable)
- akka.Done$ (implements scala.Product, java.io.Serializable)
 
 - akka.NotUsed
- akka.NotUsed$ (implements scala.Product, java.io.Serializable)
 
 - java.lang.Throwable (implements java.io.Serializable)
- java.lang.Exception
- java.lang.RuntimeException
- akka.AkkaException (implements java.io.Serializable)
 - akka.UnsupportedAkkaVersion
 
 
 - java.lang.RuntimeException
 
 - java.lang.Exception
 - akka.Version
 - akka.Version$
 
 
Interface Hierarchy
- akka.OnlyCauseStackTrace