Apollo activemq NullPointerException

Question

尝试发布Java对象时出现以下异常。感谢任何人的指点。

> 2015-12-26 23:06:32,876 | WARN  | stackref=151df5b0a0f
> java.lang.NullPointerException    at
> org.apache.activemq.apollo.broker.QueueEntry$Swapped.swapped_in(QueueEntry.scala:809)
>   at
> org.apache.activemq.apollo.broker.QueueEntry$Swapped$$anonfun$swap_in$1$$anonfun$apply$2.apply$mcV$sp(QueueEntry.scala:764)
>   at
> org.apache.activemq.apollo.util.DeferringDispatched$$anon$1.run(Dispatched.scala:38)
>   at
> org.apache.activemq.apollo.util.DeferringDispatched$$anonfun$dispatch_queue_task_source$1$$anonfun$apply$mcV$sp$1.apply(Dispatched.scala:45)
>   at
> org.apache.activemq.apollo.util.DeferringDispatched$$anonfun$dispatch_queue_task_source$1$$anonfun$apply$mcV$sp$1.apply(Dispatched.scala:45)
>   at scala.collection.immutable.List.foreach(List.scala:309)  at
> scala.collection.generic.TraversableForwarder$class.foreach(TraversableForwarder.scala:32)
>   at scala.collection.mutable.ListBuffer.foreach(ListBuffer.scala:45)
>   at
> org.apache.activemq.apollo.util.DeferringDispatched$$anonfun$dispatch_queue_task_source$1.apply$mcV$sp(Dispatched.scala:45)
>   at
> org.fusesource.hawtdispatch.package$$anon$4.run(hawtdispatch.scala:357)
>   at
> org.fusesource.hawtdispatch.internal.HawtCustomDispatchSource$1.run(HawtCustomDispatchSource.java:127)
>   at
> org.fusesource.hawtdispatch.internal.SerialDispatchQueue.run(SerialDispatchQueue.java:100)
>   at
> org.fusesource.hawtdispatch.internal.pool.SimpleThread.run(SimpleThread.java:77)

Answer 1

在相当长的一段时间内，ActiveMQ阿波罗几乎没有任何进展，而且怀疑还会有什么进展。您应该使用Artemis 5或尝试使用ActiveMQ Artemis，看看是否满足您的需求。