I can use nscala-time with scala, but my issue is that I can't use it witinh spark-shell console! It gives my the error below.
Thanks From: kevin...@apache.org Date: Tue, 17 Feb 2015 08:50:04 +0000 Subject: Re: Use of nscala-time within spark-shell To: hscha...@hotmail.com; kevin...@apache.org; user@spark.apache.org Great, or you can just use nscala-time with scala 2.10! On Tue Feb 17 2015 at 5:41:53 PM Hammam CHAMSI <hscha...@hotmail.com> wrote: Thanks Kevin for your reply, I downloaded the pre_built version and as you said the default spark scala version is 2.10. I'm now building spark 1.2.1 with scala 2.11. I'll share the results here. Regards, From: kevin...@apache.org Date: Tue, 17 Feb 2015 01:10:09 +0000 Subject: Re: Use of nscala-time within spark-shell To: hscha...@hotmail.com; user@spark.apache.org What is your scala version used to build Spark? It seems your nscala-time library scala version is 2.11, and default Spark scala version is 2.10. On Tue Feb 17 2015 at 1:51:47 AM Hammam CHAMSI <hscha...@hotmail.com> wrote: Hi All, Thanks in advance for your help. I have timestamp which I need to convert to datetime using scala. A folder contains the three needed jar files: "joda-convert-1.5.jar joda-time-2.4.jar nscala-time_2.11-1.8.0.jar" Using scala REPL and adding the jars: scala -classpath "*.jar" I can use nscala-time like following: scala> import com.github.nscala_time.time.Imports._ import com.github.nscala_time.time.Imports._ scala> import org.joda._ import org.joda._ scala> DateTime.now res0: org.joda.time.DateTime = 2015-02-12T15:51:46.928+01:00 But when i try to use spark-shell: ADD_JARS=/home/scala_test_class/nscala-time_2.11-1.8.0.jar,/home/scala_test_class/joda-time-2.4.jar,/home/scala_test_class/joda-convert-1.5.jar /usr/local/spark/bin/spark-shell --master local --driver-memory 2g --executor-memory 2g --executor-cores 1 It successfully imports the jars: scala> import com.github.nscala_time.time.Imports._ import com.github.nscala_time.time.Imports._ scala> import org.joda._ import org.joda._ but fails using them scala> DateTime.now java.lang.NoSuchMethodError: scala.Predef$.$conforms()Lscala/Predef$$less$colon$less; at com.github.nscala_time.time.LowPriorityOrderingImplicits$class.ReadableInstantOrdering(Implicits.scala:69) at com.github.nscala_time.time.Imports$.ReadableInstantOrdering(Imports.scala:20) at com.github.nscala_time.time.OrderingImplicits$class.$init$(Implicits.scala:61) at com.github.nscala_time.time.Imports$.<init>(Imports.scala:20) at com.github.nscala_time.time.Imports$.<clinit>(Imports.scala) at $iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC.<init>(<console>:17) at $iwC$$iwC$$iwC$$iwC$$iwC$$iwC$$iwC.<init>(<console>:22) at $iwC$$iwC$$iwC$$iwC$$iwC$$iwC.<init>(<console>:24) at $iwC$$iwC$$iwC$$iwC$$iwC.<init>(<console>:26) at $iwC$$iwC$$iwC$$iwC.<init>(<console>:28) at $iwC$$iwC$$iwC.<init>(<console>:30) at $iwC$$iwC.<init>(<console>:32) at $iwC.<init>(<console>:34) at <init>(<console>:36) at .<init>(<console>:40) at .<clinit>(<console>) at .<init>(<console>:7) at .<clinit>(<console>) at $print(<console>) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:852) at org.apache.spark.repl.SparkIMain$Request.loadAndRun(SparkIMain.scala:1125) at org.apache.spark.repl.SparkIMain.loadAndRunReq$1(SparkIMain.scala:674) at org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:705) at org.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:669) at org.apache.spark.repl.SparkILoop.reallyInterpret$1(SparkILoop.scala:828) at org.apache.spark.repl.SparkILoop.interpretStartingWith(SparkILoop.scala:873) at org.apache.spark.repl.SparkILoop.command(SparkILoop.scala:785) at org.apache.spark.repl.SparkILoop.processLine$1(SparkILoop.scala:628) at org.apache.spark.repl.SparkILoop.innerLoop$1(SparkILoop.scala:636) at org.apache.spark.repl.SparkILoop.loop(SparkILoop.scala:641) at org.apache.spark.repl.SparkILoop$$anonfun$process$1.apply$mcZ$sp(SparkILoop.scala:968) at org.apache.spark.repl.SparkILoop$$anonfun$process$1.apply(SparkILoop.scala:916) at org.apache.spark.repl.SparkILoop$$anonfun$process$1.apply(SparkILoop.scala:916) at scala.tools.nsc.util.ScalaClassLoader$.savingContextLoader(ScalaClassLoader.scala:135) at org.apache.spark.repl.SparkILoop.process(SparkILoop.scala:916) at org.apache.spark.repl.SparkILoop.process(SparkILoop.scala:1011) at org.apache.spark.repl.Main$.main(Main.scala:31) at org.apache.spark.repl.Main.main(Main.scala) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.spark.deploy.SparkSubmit$.launch(SparkSubmit.scala:358) at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:75) at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala) Your help is very aappreciated, Regards, Hammam