com.sun.labs.minion.classification
Class ClusterEntry

java.lang.Object
  com.sun.labs.minion.indexer.entry.BaseEntry
      com.sun.labs.minion.indexer.entry.SinglePostingsEntry
          com.sun.labs.minion.indexer.entry.DocKeyEntry
              com.sun.labs.minion.classification.ClusterEntry

All Implemented Interfaces:

Entry, IndexEntry, MergeableEntry, QueryEntry, java.lang.Comparable

public class ClusterEntry
extends DocKeyEntry

An entry for the doc dictionary in the cluster partition.

Field Summary

Fields inherited from class com.sun.labs.minion.indexer.entry.DocKeyEntry

docLen, logTag, origID, prevEntry

Fields inherited from class com.sun.labs.minion.indexer.entry.SinglePostingsEntry

n, offset, p, size, tsize

Fields inherited from class com.sun.labs.minion.indexer.entry.BaseEntry

dict, id, name, postIn

Constructor Summary

ClusterEntry()

ClusterEntry(java.lang.Object name)

Method Summary

Entry	getEntry(java.lang.Object name) Gets a new entry with the given name.
Postings	getPostings() Gets the appropriate postings type for the class.
protected Postings	getPostings(ReadableBuffer input) Gets a set of postings useful at query time.

Methods inherited from class com.sun.labs.minion.indexer.entry.DocKeyEntry

append, decodePostingsInfo, encodePostingsInfo, getDocumentLength, getDocumentVectorLength, getDocumentVectorLength, getDocumentVectorLength, getEntry, getOrigID, getTotalOccurrences, getWeightedFeatures, merge, writePostings

Methods inherited from class com.sun.labs.minion.indexer.entry.SinglePostingsEntry

add, copyData, getMaxFDT, getN, getNumChannels, hasFieldInformation, hasPositionInformation, iterator, readPostings

Methods inherited from class com.sun.labs.minion.indexer.entry.BaseEntry

compareTo, getID, getName, getPartition, setDictionary, setID, setName, setPostingsInput, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.sun.labs.minion.indexer.entry.IndexEntry

add, setID, setName

Methods inherited from interface com.sun.labs.minion.indexer.entry.Entry

getID, getMaxFDT, getN, getName, getNumChannels, getPartition, setDictionary

Methods inherited from interface java.lang.Comparable

compareTo

Constructor Detail

ClusterEntry

public ClusterEntry()

ClusterEntry

public ClusterEntry(java.lang.Object name)

Method Detail

getEntry

public Entry getEntry(java.lang.Object name)

Description copied from interface: Entry

Gets a new entry with the given name.

Specified by:

getEntry in interface Entry

Overrides:

getEntry in class DocKeyEntry

Parameters:

name - the name that we want to give the entry.

Returns:

a new entry.

getPostings

public Postings getPostings()

Gets the appropriate postings type for the class. These postings should be useable for indexing.

Overrides:

getPostings in class DocKeyEntry

Returns:

A set of ID and frequency postings.

getPostings

protected Postings getPostings(ReadableBuffer input)

Gets a set of postings useful at query time.

Overrides:

getPostings in class DocKeyEntry

Parameters:

input - The buffer containing the postings read from the postings file.

Returns:

A set of ID and frequency postings.