com.sun.labs.minion.test.regression
Class DVPostingsTester.DocumentPartition

java.lang.Object
  com.sun.labs.minion.test.regression.DVPostingsTester.DocumentPartition

Enclosing class:

DVPostingsTester

public class DVPostingsTester.DocumentPartition
extends java.lang.Object

The inner class DocumentPartition is an in-memory lightweight simulation of a DiskPartition. It provides the ability to maintain a collection of documents.

Constructor Summary

DVPostingsTester.DocumentPartition()

Method Summary

void	compareFrequenciesFromDocumentIterator(java.util.Iterator documentIterator, DiskPartition partition) Compare the Frequencies of the document vector postings with those accumulated from the main dictionary
void	createDocuments(DiskPartition partition) Create the empty collection of documents to be maintained by this DocumentPartition
void	createFrequenciesFromMainDictionaryIterator(DictionaryIterator mainDictionaryIterator, DiskPartition partition) Accumulate the frequencies from the main dictionary
com.sun.labs.minion.test.regression.DVPostingsTester.Document	getDocument(int documentId) Returns the document whose identifier is documentId

Methods inherited from class java.lang.Object

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

Constructor Detail

DVPostingsTester.DocumentPartition

public DVPostingsTester.DocumentPartition()

Method Detail

createDocuments

public void createDocuments(DiskPartition partition)

Create the empty collection of documents to be maintained by this DocumentPartition

Parameters:

partition - a DiskPartition, which can be asked for the documents it contains

getDocument

public com.sun.labs.minion.test.regression.DVPostingsTester.Document getDocument(int documentId)

Returns the document whose identifier is documentId

Parameters:

documentId - the integer identifier for the document (starts at 1)

Returns:

a Document

createFrequenciesFromMainDictionaryIterator

public void createFrequenciesFromMainDictionaryIterator(DictionaryIterator mainDictionaryIterator,
                                                        DiskPartition partition)

Accumulate the frequencies from the main dictionary

Parameters:

mainDictionaryIterator - an iterator over the main dictionary

partition - the partition that contains the documents whose terms are in the main dictionary

compareFrequenciesFromDocumentIterator

public void compareFrequenciesFromDocumentIterator(java.util.Iterator documentIterator,
                                                   DiskPartition partition)

Compare the Frequencies of the document vector postings with those accumulated from the main dictionary

Parameters:

documentIterator - an iterator that contains all the documents in a partition

partition - the partition containing the documents available from the documentIterator