dragon.ir.index

Class BasicIndexReader

java.lang.Object

dragon.ir.index.AbstractIndexReader

dragon.ir.index.BasicIndexReader

All Implemented Interfaces:

IndexReader

Direct Known Subclasses:

BasicSentenceIndexReader

public class BasicIndexReader
extends AbstractIndexReader

BasicIndexReader is used to read all the indexing information into memory for a indexed collection

Copyright: Copyright (c) 2005

Company: IST, Drexel University

Version:

1.0

Author:

Davis Zhou

Field Summary

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
BasicIndexReader(String directory, boolean relationSupported)
BasicIndexReader(String directory, boolean relationSupported, CollectionReader collectionReader)

Method Summary

Modifier and Type	Method and Description
void	initialize() It is required to call this method before reading out any indexing information.

Methods inherited from class dragon.ir.index.AbstractIndexReader

close, getCollection, getDoc, getDoc, getDocKey, getDocRelationMatrix, getDocTermMatrix, getIRRelation, getIRRelation, getIRTerm, getIRTerm, getIRTerm, getOriginalDoc, 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

Constructor Detail

BasicIndexReader

public BasicIndexReader(String directory,
                        boolean relationSupported)

BasicIndexReader

public BasicIndexReader(String directory,
                        boolean relationSupported,
                        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.