## Hierarchy For All Packages

Package Hierarchies:
  org.apache.mahout.benchmark, org.apache.mahout.cf.taste.impl.model.cassandra, org.apache.mahout.cf.taste.impl.model.hbase, org.apache.mahout.cf.taste.impl.model.jdbc, org.apache.mahout.cf.taste.impl.model.mongodb, org.apache.mahout.cf.taste.impl.similarity.jdbc, org.apache.mahout.cf.taste.web, org.apache.mahout.classifier, org.apache.mahout.clustering.cdbw, org.apache.mahout.clustering.conversion, org.apache.mahout.clustering.evaluation, org.apache.mahout.clustering.lda, org.apache.mahout.text, org.apache.mahout.text.wikipedia, org.apache.mahout.utils, org.apache.mahout.utils.clustering, org.apache.mahout.utils.email, org.apache.mahout.utils.io, org.apache.mahout.utils.nlp.collocations.llr, org.apache.mahout.utils.regex, org.apache.mahout.utils.vectors, org.apache.mahout.utils.vectors.arff, org.apache.mahout.utils.vectors.csv, org.apache.mahout.utils.vectors.io, org.apache.mahout.utils.vectors.lucene

## Class Hierarchy

- java.lang.Object
  - org.apache.mahout.utils.clustering.AbstractClusterWriter (implements org.apache.mahout.utils.clustering.ClusterWriter)
    - org.apache.mahout.utils.clustering.ClusterDumperWriter
    - org.apache.mahout.utils.clustering.CSVClusterWriter
    - org.apache.mahout.utils.clustering.GraphMLClusterWriter
    - org.apache.mahout.utils.clustering.JsonClusterWriter
  - org.apache.mahout.cf.taste.impl.common.jdbc.AbstractJDBCComponent
    - org.apache.mahout.cf.taste.impl.model.jdbc.AbstractJDBCDataModel (implements org.apache.mahout.cf.taste.model.JDBCDataModel)
      - org.apache.mahout.cf.taste.impl.model.jdbc.AbstractBooleanPrefJDBCDataModel
        - org.apache.mahout.cf.taste.impl.model.jdbc.MySQLBooleanPrefJDBCDataModel
        - org.apache.mahout.cf.taste.impl.model.jdbc.SQL92BooleanPrefJDBCDataModel
          - org.apache.mahout.cf.taste.impl.model.jdbc.PostgreSQLBooleanPrefJDBCDataModel
      - org.apache.mahout.cf.taste.impl.model.jdbc.GenericJDBCDataModel
      - org.apache.mahout.cf.taste.impl.model.jdbc.MySQLJDBCDataModel
      - org.apache.mahout.cf.taste.impl.model.jdbc.SQL92JDBCDataModel
        - org.apache.mahout.cf.taste.impl.model.jdbc.PostgreSQLJDBCDataModel
    - org.apache.mahout.cf.taste.impl.similarity.jdbc.AbstractJDBCItemSimilarity (implements org.apache.mahout.cf.taste.similarity.ItemSimilarity)
      - org.apache.mahout.cf.taste.impl.similarity.jdbc.SQL92JDBCItemSimilarity
        - org.apache.mahout.cf.taste.impl.similarity.jdbc.MySQLJDBCItemSimilarity
    - org.apache.mahout.cf.taste.impl.similarity.jdbc.SQL92JDBCInMemoryItemSimilarity
      - org.apache.mahout.cf.taste.impl.similarity.jdbc.MySQLJDBCInMemoryItemSimilarity
  - org.apache.lucene.analysis.Analyzer (implements java.io.Closeable)
    - org.apache.lucene.analysis.util.StopwordAnalyzerBase
      - org.apache.mahout.text.MailArchivesClusteringAnalyzer
      - org.apache.mahout.text.wikipedia.WikipediaAnalyzer
  - org.apache.mahout.utils.regex.AnalyzerTransformer (implements org.apache.mahout.utils.regex.RegexTransformer)
  - org.apache.mahout.utils.vectors.arff.ARFFVectorIterable (implements java.lang.Iterable<T>)
  - org.apache.lucene.util.AttributeSource
    - org.apache.lucene.analysis.TokenStream (implements java.io.Closeable)
      - org.apache.lucene.analysis.TokenFilter
        - org.apache.mahout.utils.nlp.collocations.llr.BloomTokenFilter
  - org.apache.mahout.benchmark.BenchmarkRunner
  - org.apache.mahout.benchmark.BenchmarkRunner.BenchmarkFn (implements com.google.common.base.Function<F,T>)
  - org.apache.mahout.benchmark.BenchmarkRunner.BenchmarkFnD (implements com.google.common.base.Function<F,T>)
  - org.apache.mahout.utils.Bump125
  - org.apache.mahout.utils.vectors.lucene.CachedTermInfo (implements org.apache.mahout.utils.vectors.TermInfo)
  - org.apache.mahout.cf.taste.impl.model.cassandra.CassandraDataModel (implements java.io.Closeable, org.apache.mahout.cf.taste.model.DataModel)
  - org.apache.mahout.clustering.cdbw.CDbwEvaluator
  - org.apache.mahout.utils.regex.ChainTransformer (implements org.apache.mahout.utils.regex.RegexTransformer)
  - org.apache.mahout.utils.io.ChunkedWrapper (implements org.apache.mahout.utils.io.WrappedWriter)
  - org.apache.mahout.utils.io.ChunkedWriter (implements java.io.Closeable)
  - org.apache.mahout.benchmark.CloneBenchmark
  - org.apache.mahout.benchmark.ClosestCentroidBenchmark
  - org.apache.mahout.clustering.evaluation.ClusterEvaluator
  - org.apache.mahout.utils.vectors.lucene.ClusterLabels
  - org.apache.hadoop.conf.Configured (implements org.apache.hadoop.conf.Configurable)
    - org.apache.mahout.common.AbstractJob (implements org.apache.hadoop.util.Tool)
      - org.apache.mahout.utils.clustering.ClusterDumper
      - org.apache.mahout.utils.ConcatenateVectorsJob
      - org.apache.mahout.classifier.ConfusionMatrixDumper
      - org.apache.mahout.utils.MatrixDumper
      - org.apache.mahout.utils.regex.RegexConverterDriver
      - org.apache.mahout.clustering.evaluation.RepresentativePointsDriver
      - org.apache.mahout.utils.vectors.RowIdJob
      - org.apache.mahout.utils.SequenceFileDumper
      - org.apache.mahout.text.SequenceFilesFromDirectory
      - org.apache.mahout.text.SequenceFilesFromLuceneStorageDriver
      - org.apache.mahout.text.SequenceFilesFromMailArchives
      - org.apache.mahout.utils.SplitInput
      - org.apache.mahout.text.TextParagraphSplittingJob
      - org.apache.mahout.utils.vectors.VectorDumper
  - org.apache.mahout.cf.taste.impl.model.jdbc.ConnectionPoolDataSource (implements javax.sql.DataSource)
  - org.apache.mahout.utils.vectors.io.DelimitedTermInfoWriter (implements org.apache.mahout.utils.vectors.io.TermInfoWriter)
  - org.apache.lucene.store.Directory (implements java.io.Closeable)
    - org.apache.lucene.store.BaseDirectory
      - org.apache.mahout.text.ReadOnlyFileSystemDirectory
  - org.apache.mahout.benchmark.DistanceBenchmark
  - org.apache.mahout.benchmark.DotBenchmark
  - org.apache.mahout.utils.vectors.arff.Driver
  - org.apache.mahout.utils.vectors.lucene.Driver
  - org.apache.mahout.utils.regex.FPGFormatter (implements org.apache.mahout.utils.regex.RegexFormatter)
  - javax.servlet.GenericServlet (implements java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig)
    - javax.servlet.http.HttpServlet (implements java.io.Serializable)
      - org.apache.mahout.cf.taste.web.RecommenderServlet
  - org.apache.mahout.cf.taste.impl.model.hbase.HBaseDataModel (implements java.io.Closeable, org.apache.mahout.cf.taste.model.DataModel)
  - org.apache.mahout.utils.regex.IdentityFormatter (implements org.apache.mahout.utils.regex.RegexFormatter)
  - org.apache.mahout.utils.regex.IdentityTransformer (implements org.apache.mahout.utils.regex.RegexTransformer)
  - org.apache.mahout.clustering.conversion.InputDriver
  - org.apache.hadoop.mapreduce.InputFormat<K,V>
    - org.apache.hadoop.mapreduce.lib.input.FileInputFormat<K,V>
      - org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat<K,V>
        - org.apache.mahout.text.MultipleTextFileInputFormat
      - org.apache.hadoop.mapreduce.lib.input.TextInputFormat
        - org.apache.mahout.text.wikipedia.XmlInputFormat
    - org.apache.mahout.text.LuceneSegmentInputFormat
  - org.apache.hadoop.mapreduce.InputSplit
    - org.apache.mahout.text.LuceneSegmentInputSplit (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.utils.io.IOWriterWrapper (implements org.apache.mahout.utils.io.WrappedWriter)
  - org.apache.mahout.clustering.lda.LDAPrintTopics
  - org.apache.mahout.text.LuceneIndexHelper
  - org.apache.mahout.utils.vectors.lucene.LuceneIterable (implements java.lang.Iterable<T>)
  - org.apache.mahout.text.LuceneStorageConfiguration (implements org.apache.hadoop.io.Writable)
  - org.apache.mahout.utils.email.MailOptions
  - org.apache.mahout.utils.email.MailProcessor
  - org.apache.mahout.utils.vectors.arff.MapBackedARFFModel (implements org.apache.mahout.utils.vectors.arff.ARFFModel)
  - org.apache.hadoop.mapreduce.Mapper<KEYIN,VALUEIN,KEYOUT,VALUEOUT>
    - org.apache.mahout.clustering.conversion.InputMapper
    - org.apache.mahout.utils.regex.RegexMapper
    - org.apache.mahout.clustering.evaluation.RepresentativePointsMapper
    - org.apache.mahout.text.SequenceFilesFromDirectoryMapper
    - org.apache.mahout.text.SequenceFilesFromLuceneStorageMapper
    - org.apache.mahout.text.SequenceFilesFromMailArchivesMapper
    - org.apache.mahout.utils.SplitInputJob.SplitInputMapper
    - org.apache.mahout.text.TextParagraphSplittingJob.SplitMap
    - org.apache.mahout.text.wikipedia.WikipediaDatasetCreatorMapper
    - org.apache.mahout.text.wikipedia.WikipediaMapper
  - org.apache.mahout.benchmark.MinusBenchmark
  - org.apache.mahout.cf.taste.impl.model.mongodb.MongoDBDataModel (implements org.apache.mahout.cf.taste.model.DataModel)
  - org.apache.mahout.benchmark.PlusBenchmark
  - org.apache.mahout.cf.taste.web.RecommenderSingleton
  - org.apache.mahout.cf.taste.web.RecommenderWrapper (implements org.apache.mahout.cf.taste.recommender.Recommender)
  - org.apache.hadoop.mapreduce.RecordReader<KEYIN,VALUEIN> (implements java.io.Closeable)
    - org.apache.mahout.text.LuceneSegmentRecordReader
    - org.apache.mahout.text.WholeFileRecordReader
    - org.apache.mahout.text.wikipedia.XmlInputFormat.XmlRecordReader
  - org.apache.hadoop.mapreduce.Reducer<KEYIN,VALUEIN,KEYOUT,VALUEOUT>
    - org.apache.mahout.utils.ConcatenateVectorsReducer
    - org.apache.mahout.clustering.evaluation.RepresentativePointsReducer
    - org.apache.mahout.utils.SplitInputJob.SplitInputReducer
    - org.apache.mahout.text.wikipedia.WikipediaDatasetCreatorReducer
  - org.apache.mahout.utils.regex.RegexUtils
  - org.apache.mahout.cf.taste.impl.model.jdbc.ReloadFromJDBCDataModel (implements org.apache.mahout.cf.taste.model.DataModel)
  - org.apache.mahout.text.SequenceFilesFromDirectoryFilter (implements org.apache.hadoop.fs.PathFilter)
    - org.apache.mahout.text.PrefixAdditionFilter
  - org.apache.mahout.text.SequenceFilesFromLuceneStorage
  - org.apache.mahout.text.SequenceFilesFromLuceneStorageMRJob
  - org.apache.mahout.utils.vectors.io.SequenceFileVectorWriter (implements org.apache.mahout.utils.vectors.io.VectorWriter)
  - org.apache.mahout.benchmark.SerializationBenchmark
  - org.apache.mahout.utils.SplitInputJob
  - org.apache.mahout.utils.vectors.TermEntry
  - org.apache.mahout.utils.vectors.io.TextualVectorWriter (implements org.apache.mahout.utils.vectors.io.VectorWriter)
  - org.apache.mahout.utils.vectors.lucene.TFDFMapper
  - org.apache.mahout.benchmark.TimesBenchmark
  - com.google.common.collect.UnmodifiableIterator<E> (implements java.util.Iterator<E>)
    - com.google.common.collect.AbstractIterator<T>
      - org.apache.mahout.utils.vectors.lucene.AbstractLuceneIterator
        - org.apache.mahout.utils.vectors.lucene.LuceneIterator
      - org.apache.mahout.utils.vectors.csv.CSVVectorIterator
  - org.apache.mahout.utils.regex.URLDecodeTransformer (implements org.apache.mahout.utils.regex.RegexTransformer)
  - org.apache.mahout.benchmark.VectorBenchmarks
  - org.apache.mahout.utils.vectors.VectorHelper
  - org.apache.mahout.text.wikipedia.WikipediaDatasetCreatorDriver
  - org.apache.mahout.text.WikipediaToSequenceFile
  - org.apache.mahout.text.wikipedia.WikipediaXmlSplitter
  - org.apache.hadoop.io.WritableComparator (implements org.apache.hadoop.io.RawComparator<T>)
    - org.apache.mahout.utils.SplitInputJob.SplitInputComparator (implements java.io.Serializable)

## Interface Hierarchy

- org.apache.mahout.utils.vectors.arff.ARFFModel
- java.io.Closeable
  - org.apache.mahout.utils.clustering.ClusterWriter
  - org.apache.mahout.utils.vectors.io.TermInfoWriter
  - org.apache.mahout.utils.vectors.io.VectorWriter
  - org.apache.mahout.utils.io.WrappedWriter
- org.apache.mahout.utils.regex.RegexFormatter
- org.apache.mahout.utils.regex.RegexTransformer
- org.apache.mahout.utils.SplitInput.SplitCallback
- org.apache.mahout.utils.vectors.TermInfo

## Enum Hierarchy

- java.lang.Object
  - java.lang.Enum<E> (implements java.lang.Comparable<T>, java.io.Serializable)
    - org.apache.mahout.text.SequenceFilesFromLuceneStorageMapper.DataStatus
    - org.apache.mahout.utils.clustering.ClusterDumper.OUTPUT_FORMAT
    - org.apache.mahout.utils.vectors.arff.ARFFType

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