thanks Josh. this looks very similar to my problem.
On Thu, Jun 25, 2015 at 11:32 AM, Josh Rosen <rosenvi...@gmail.com> wrote: > This sounds like https://issues.apache.org/jira/browse/SPARK-7436, which > has been fixed in Spark 1.4+ and in branch-1.3 (for Spark 1.3.2). > > On Wed, Jun 24, 2015 at 10:57 PM, Niranda Perera <niranda.per...@gmail.com > > wrote: > >> Hi all, >> >> I'm trying to implement a custom StandaloneRecoveryModeFactory in the >> Java environment. Pls find the implementation here. [1] . I'm new to Scala, >> hence I'm trying to use Java environment as much as possible. >> >> when I start a master with spark.deploy.recoveryMode.factory property to >> be "CUSTOM", I encounter a NoSuchMethodException for my custom class's >> constructor. >> it has the following constructor. >> >> public AnalyticsStandaloneRecoveryModeFactory(SparkConf conf, >> Serialization serializer) >> >> but from the Master, it looks for a constructor for, >> org.wso2.carbon.analytics.spark.core.util.master.AnalyticsStandaloneRecoveryModeFactory.<init>(org.apache.spark.SparkConf, >> akka.serialization.Serialization$) >> >> I see in the Spark source code for Master, that it uses reflection to get >> the custom recovery mode factory class. >> >> case "CUSTOM" => >> val clazz = >> Class.forName(conf.get("spark.deploy.recoveryMode.factory")) >> val factory = clazz.getConstructor(conf.getClass, >> Serialization.getClass) >> .newInstance(conf, SerializationExtension(context.system)) >> .asInstanceOf[StandaloneRecoveryModeFactory] >> (factory.createPersistenceEngine(), >> factory.createLeaderElectionAgent(this)) >> >> here, Serialization.getClass returns a akka.serialization.Serialization$ >> object, where as my custom class's constructor >> accepts akka.serialization.Serialization object. >> >> so I would like to know, >> 1. if this happens because I'm using this in the Java environment? >> 2. what is the workaround to this? >> >> thanks >> >> Please find the full stack trace of the error below. >> >> [2015-06-25 10:59:01,095] ERROR {akka.actor.OneForOneStrategy} - >> >> org.wso2.carbon.analytics.spark.core.util.master.AnalyticsStandaloneRecoveryModeFactory.<init>(org.apache.spark.SparkConf, >> akka.serialization.Serialization$) >> akka.actor.ActorInitializationException: exception during creation >> at akka.actor.ActorInitializationException$.apply(Actor.scala:164) >> at akka.actor.ActorCell.create(ActorCell.scala:596) >> at akka.actor.ActorCell.invokeAll$1(ActorCell.scala:456) >> at akka.actor.ActorCell.systemInvoke(ActorCell.scala:478) >> at akka.dispatch.Mailbox.processAllSystemMessages(Mailbox.scala:263) >> at akka.dispatch.Mailbox.run(Mailbox.scala:219) >> at >> akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:393) >> at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) >> at >> scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) >> at >> scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) >> at >> scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) >> Caused by: java.lang.NoSuchMethodException: >> org.wso2.carbon.analytics.spark.core.util.master.AnalyticsStandaloneRecoveryModeFactory.<init>(org.apache.spark.SparkConf, >> akka.serialization.Serialization$) >> at java.lang.Class.getConstructor0(Class.java:2810) >> at java.lang.Class.getConstructor(Class.java:1718) >> at org.apache.spark.deploy.master.Master.preStart(Master.scala:165) >> at akka.actor.Actor$class.aroundPreStart(Actor.scala:470) >> at org.apache.spark.deploy.master.Master.aroundPreStart(Master.scala:52) >> at akka.actor.ActorCell.create(ActorCell.scala:580) >> ... 9 more >> >> >> >> [1] >> https://github.com/nirandaperera/carbon-analytics/blob/spark_master_persistance/components/analytics-processors/org.wso2.carbon.analytics.spark.core/src/main/java/org/wso2/carbon/analytics/spark/core/util/master/AnalyticsStandaloneRecoveryModeFactory.java >> <https://github.com/nirandaperera/carbon-analytics/blob/spark_master_persistance/components/analytics-processors/org.wso2.carbon.analytics.spark.core/src/main/java/org/wso2/carbon/analytics/spark/core/util/master/AnalyticsStandaloneRecoveryModeFactory.java> >> >> -- >> Niranda >> @n1r44 <https://twitter.com/N1R44> >> https://pythagoreanscript.wordpress.com/ >> > > -- Niranda @n1r44 <https://twitter.com/N1R44> https://pythagoreanscript.wordpress.com/
