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Created on 06-20-2014 05:55 AM - edited 09-16-2022 02:00 AM
Hi Owen, how to run the jar of scala app.
When I use "java -jar sparkalsapp-build.jar" , it look like this:
[root@hadoop140 SparkALSApp]# java -jar sparkalsapp-build.jar
Exception in thread "main" java.lang.NoClassDefFoundError: scala/collection/Seq
at org.hisense.intelligence.MovieLensALS.main(MovieLensALS.scala)
Caused by: java.lang.ClassNotFoundException: scala.collection.Seq
at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
... 1 more
**************************************************************************************************************************************
When I use "scala -classpath sparkalsapp-build.jar org.hisense.intelligence.MovieLensALS", it look like this:
[root@hadoop140 SparkALSApp]# scala -classpath sparkalsapp-build.jar org.hisense.intelligence.MovieLensALS
Spark ALS for movie recommendation begin...
java.lang.ClassNotFoundException: org.apache.spark.SparkConf
at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
at org.hisense.intelligence.MovieLensALS$.main(MovieLensALS.scala:37)
at org.hisense.intelligence.MovieLensALS.main(MovieLensALS.scala)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at scala.tools.nsc.util.ScalaClassLoader$$anonfun$run$1.apply(ScalaClassLoader.scala:71)
at scala.tools.nsc.util.ScalaClassLoader$class.asContext(ScalaClassLoader.scala:31)
at scala.tools.nsc.util.ScalaClassLoader$URLClassLoader.asContext(ScalaClassLoader.scala:139)
at scala.tools.nsc.util.ScalaClassLoader$class.run(ScalaClassLoader.scala:71)
at scala.tools.nsc.util.ScalaClassLoader$URLClassLoader.run(ScalaClassLoader.scala:139)
at scala.tools.nsc.CommonRunner$class.run(ObjectRunner.scala:28)
at scala.tools.nsc.ObjectRunner$.run(ObjectRunner.scala:45)
at scala.tools.nsc.CommonRunner$class.runAndCatch(ObjectRunner.scala:35)
at scala.tools.nsc.ObjectRunner$.runAndCatch(ObjectRunner.scala:45)
at scala.tools.nsc.MainGenericRunner.runTarget$1(MainGenericRunner.scala:74)
at scala.tools.nsc.MainGenericRunner.process(MainGenericRunner.scala:96)
at scala.tools.nsc.MainGenericRunner$.main(MainGenericRunner.scala:105)
at scala.tools.nsc.MainGenericRunner.main(MainGenericRunner.scala)
****************************************************************************************************************
But my code is running good in spark-shell.
Please tell me how to run the jar of scala app.
Thanks.
Created on 06-23-2014 05:23 PM - edited 06-23-2014 05:28 PM
Thanks for Mr. Owen told me before that to using cloudera repo.
My Spark ALS app are now successfully running on CDH4.6 .
I change my pom.xml to cloudera-repos.
<repositories>
<repository>
<id>cloudera.repo</id>
<url>https://repository.cloudera.com/artifactory/cloudera-repos</url>
<name>Cloudera Repositories</name>
<releases>
<enabled>true</enabled>
</releases>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
And change my dependencies in pom.xml
<dependencies>
<!--<dependency>-->
<!--<groupId>org.apache.spark</groupId>-->
<!--<artifactId>spark-core_2.10</artifactId>-->
<!--<version>0.9.0-incubating</version>-->
<!--</dependency>-->
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-client</artifactId>
<version>2.2.0</version>
</dependency>
<!--<dependency>-->
<!--<groupId>org.apache.spark</groupId>-->
<!--<artifactId>spark-streaming_2.10</artifactId>-->
<!--<version>0.9.0-incubating</version>-->
<!--</dependency>-->
<dependency>
<groupId>org.apache.spark</groupId>
<artifactId>spark-mllib_2.10</artifactId>
<version>0.9.0-incubating</version>
</dependency>
<dependency>
<groupId>org.scala-lang</groupId>
<artifactId>scala-library</artifactId>
<version>2.10.1</version>
</dependency>
<dependency>
<groupId>org.apache.spark</groupId>
<artifactId>spark-core_2.10</artifactId>
<version>0.9.0-cdh4.6.0</version>
</dependency>
</dependencies>
Created on 06-23-2014 05:23 PM - edited 06-23-2014 05:28 PM
Thanks for Mr. Owen told me before that to using cloudera repo.
My Spark ALS app are now successfully running on CDH4.6 .
I change my pom.xml to cloudera-repos.
<repositories>
<repository>
<id>cloudera.repo</id>
<url>https://repository.cloudera.com/artifactory/cloudera-repos</url>
<name>Cloudera Repositories</name>
<releases>
<enabled>true</enabled>
</releases>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
And change my dependencies in pom.xml
<dependencies>
<!--<dependency>-->
<!--<groupId>org.apache.spark</groupId>-->
<!--<artifactId>spark-core_2.10</artifactId>-->
<!--<version>0.9.0-incubating</version>-->
<!--</dependency>-->
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-client</artifactId>
<version>2.2.0</version>
</dependency>
<!--<dependency>-->
<!--<groupId>org.apache.spark</groupId>-->
<!--<artifactId>spark-streaming_2.10</artifactId>-->
<!--<version>0.9.0-incubating</version>-->
<!--</dependency>-->
<dependency>
<groupId>org.apache.spark</groupId>
<artifactId>spark-mllib_2.10</artifactId>
<version>0.9.0-incubating</version>
</dependency>
<dependency>
<groupId>org.scala-lang</groupId>
<artifactId>scala-library</artifactId>
<version>2.10.1</version>
</dependency>
<dependency>
<groupId>org.apache.spark</groupId>
<artifactId>spark-core_2.10</artifactId>
<version>0.9.0-cdh4.6.0</version>
</dependency>
</dependencies>