Mahout jobs that use Lucene not supported in DataStax Enterprise 

DataStax Enterprise does not support Mahout jobs that use Lucene features.

DataStax Enterprise does not currently support Mahout jobs, such as built-in support for creating vectors from Lucene indexes, that use Lucene features. Attempting to run Mahout jobs that use Lucene features results in this type of error message:

Error: class org.apache.mahout.vectorizer.
DefaultAnalyzer overrides final method
tokenStream.