dragon.ir.index.sentence

Class OnlineSentenceIndexReader

java.lang.Object

dragon.ir.index.AbstractIndexReader

dragon.ir.index.sentence.OnlineSentenceIndexReader

All Implemented Interfaces:

IndexReader

public class OnlineSentenceIndexReader
extends AbstractIndexReader

Index reader for reading sentence index information on line

Copyright: Copyright (c) 2005

Company: IST, Drexel University

Version:

1.0

Author:

Davis Zhou

Field Summary

Fields

Modifier and Type	Field and Description
protected OnlineSentenceIndexer	indexer

Fields inherited from class dragon.ir.index.AbstractIndexReader

collection, collectionReader, docIndexList, docKeyList, docrelationMatrix, doctermMatrix, initialized, relationdocMatrix, relationIndexList, relationSupported, termdocMatrix, termIndexList, termKeyList

Constructor Summary

Constructors

Constructor and Description
OnlineSentenceIndexReader(OnlineSentenceIndexer indexer)
OnlineSentenceIndexReader(OnlineSentenceIndexer indexer, CollectionReader collectionReader)

Method Summary

Modifier and Type	Method and Description
void	close() This method releases all occupied resources.
Article	getOriginalDoc(String key)
protected boolean	index(Indexer indexer, CollectionReader collectionReader)
void	initialize() It is required to call this method before reading out any indexing information.
void	setCollectionReader(CollectionReader collectionReader)

Methods inherited from class dragon.ir.index.AbstractIndexReader

getCollection, getDoc, getDoc, getDocKey, getDocRelationMatrix, getDocTermMatrix, getIRRelation, getIRRelation, getIRTerm, getIRTerm, getIRTerm, getOriginalDoc, getRelaitonDocMatrix, getRelationDocFrequencyList, getRelationDocIndexList, getRelationDocList, getRelationFrequencyList, getRelationIndexList, getRelationList, getTermDocFrequencyList, getTermDocIndexList, getTermDocList, getTermDocMatrix, getTermFrequencyList, getTermIndexList, getTermKey, getTermList, isRelationSupported, setIRDocKeyList, setIRTermKeyList

Methods inherited from class java.lang.Object

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

Field Detail

indexer

protected OnlineSentenceIndexer indexer

Constructor Detail

OnlineSentenceIndexReader

public OnlineSentenceIndexReader(OnlineSentenceIndexer indexer)

OnlineSentenceIndexReader

public OnlineSentenceIndexReader(OnlineSentenceIndexer indexer,
                                 CollectionReader collectionReader)

Method Detail

initialize

public void initialize()

Description copied from interface: IndexReader

It is required to call this method before reading out any indexing information.

setCollectionReader

public void setCollectionReader(CollectionReader collectionReader)

close

public void close()

Description copied from interface: IndexReader

This method releases all occupied resources.

Specified by:

close in interface IndexReader

Overrides:

close in class AbstractIndexReader

getOriginalDoc

public Article getOriginalDoc(String key)

Specified by:

getOriginalDoc in interface IndexReader

Overrides:

getOriginalDoc in class AbstractIndexReader

Parameters:

key - the unique entry number of the document

Returns:

the raw content of the indexed document

index

protected boolean index(Indexer indexer,
                        CollectionReader collectionReader)