Hi Suneel,I had tried that before and it was not helpful. Here is the same
issue with the revised command (you can see math is in javac classpath):
javac -d /apps/analytics/ -classpath
.:/apps/mahout/trunk/core/target/mahout-core-0.9-SNAPSHOT.jar:/users/p529444/software/hadoop-1.0.3/hadoop-core-1.0.3.jar:/apps/mahout/trunk/core/target/mahout-core-0.9-SNAPSHOT-job.jar:/apps/mahout/trunk/math/target/mahout-math-0.9-SNAPSHOT.jar
SimpleKMeansClustering.java
-bash-4.1$ jar -cf myanalytics.jar myanalytics/
-bash-4.1$ hadoop jar /apps/analytics/myanalytics.jar
myanalytics.SimpleKMeansClustering -libjars
/apps/mahout/trunk/core/target/mahout-core-0.9-SNAPSHOT.jar
/apps/mahout/trunk/math/target/mahout-math-0.9-SNAPSHOT.jarWarning:
$HADOOP_HOME is deprecated.
Exception in thread "main" java.lang.NoClassDefFoundError:
org/apache/mahout/math/Vector at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:264) at
org.apache.hadoop.util.RunJar.main(RunJar.java:149)Caused by:
java.lang.ClassNotFoundException: org.apache.mahout.math.Vector at
java.net.URLClassLoader$1.run(URLClassLoader.java:366) at
java.net.URLClassLoader$1.run(URLClassLoader.java:355) at
java.security.AccessController.doPrivileged(Native Method) at
java.net.URLClassLoader.findClass(URLClassLoader.java:354) at
java.lang.ClassLoader.loadClass(ClassLoader.java:423) at
java.lang.ClassLoader.loadClass(ClassLoader.java:356) ... 3 more
> Date: Thu, 19 Dec 2013 10:05:57 -0800
> From: suneel_mar...@yahoo.com
> Subject: Re: Exception in thread "main" java.lang.NoClassDefFoundError:
> org/apache/mahout/math/Vector
> To: user@mahout.apache.org
>
> U r missing mahout-math.jar from your classpath because u r only keying off
> mahout-core.
> Include mahout-math.jar in your javac classpath.
>
>
>
>
>
> On Thursday, December 19, 2013 1:04 PM, Sameer Tilak <ssti...@live.com> wrote:
>
> Hi everyone,
> I used the following commands to generate the jar file:
> javac -d /apps/analytics/myanalytics -classpath
> .:/apps/mahout/trunk/core/target/mahout-core-0.9-SNAPSHOT.jar:/users/p529444/software/hadoop-1.0.3/hadoop-core-1.0.3.jar:/apps/mahout/trunk/core/target/mahout-core-0.9-SNAPSHOT-job.jar
> SimpleKMeansClustering.java
> jar -cf myanalytics.jar myanalytics/
> I am getting the enclosed error message while executing the following command:
> hadoop jar /apps/analytics/myanalytics.jar myanalytics.SimpleKMeansClustering
> -libjars /apps/mahout/trunk/core/target/mahout-core-0.9-SNAPSHOT.jar
> /apps/mahout/trunk/math/target/mahout-math-0.9-SNAPSHOT.jar
> Warning: $HADOOP_HOME is deprecated.
> Exception in thread "main" java.lang.NoClassDefFoundError:
> org/apache/mahout/math/Vector at java.lang.Class.forName0(Native Method)
> at java.lang.Class.forName(Class.java:264) at
> org.apache.hadoop.util.RunJar.main(RunJar.java:149)Caused by:
> java.lang.ClassNotFoundException: org.apache.mahout.math.Vector at
> java.net.URLClassLoader$1.run(URLClassLoader.java:366) at
> java.net.URLClassLoader$1.run(URLClassLoader.java:355) at
> java.security.AccessController.doPrivileged(Native Method) at
> java.net.URLClassLoader.findClass(URLClassLoader.java:354) at
> java.lang.ClassLoader.loadClass(ClassLoader.java:423) at
> java.lang.ClassLoader.loadClass(ClassLoader.java:356)
