dragon.ir.index

Class BasicIndexer

java.lang.Object

dragon.ir.index.AbstractIndexer

dragon.ir.index.BasicIndexer

All Implemented Interfaces:

Indexer

public class BasicIndexer
extends AbstractIndexer

BasicIndexer, providing all basic functions for indexing, can be used to index documents directly

Copyright: Copyright (c) 2005

Company: IST, Drexel University

Version:

1.0

Author:

Davis Zhou

Field Summary

Fields inherited from class dragon.ir.index.AbstractIndexer

arrSections, enable_AllSection, initialized, relationSupported

Constructor Summary

Constructors

Constructor and Description
BasicIndexer(ConceptExtractor ce, boolean useConcept, String indexFolder)
BasicIndexer(ConceptExtractor ce, String charIndexFolder, String cptIndexFolder)
BasicIndexer(TripleExtractor te, boolean useConcept, String indexFolder)
BasicIndexer(TripleExtractor te, String charIndexFolder, String cptIndexFolder)

Method Summary

Modifier and Type	Method and Description
void	close() This method releases occupied resources.
protected boolean	extract(String content, ArrayList conceptList)
protected boolean	extract(String content, ArrayList conceptList, ArrayList relationList)
protected String	getRemainingSections(Article paper)
protected String	getSection(Article paper, int sectionID)
boolean	indexed(String docKey)
protected void	initDocIndexing()
protected void	initIndex()
protected void	initSectionWrite(IRSection section)
protected boolean	setDoc(String docKey)
void	setMinArticleSize(int minSize)
void	setSectionIndexOption(boolean all, boolean title, boolean abt, boolean body, boolean meta)
protected void	write(int sectionID, ArrayList conceptList)
protected void	write(int sectionID, ArrayList conceptList, ArrayList relationList)

Methods inherited from class dragon.ir.index.AbstractIndexer

addSection, index, initialize, setLog, writeLog

Methods inherited from class java.lang.Object

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

Constructor Detail

BasicIndexer

public BasicIndexer(TripleExtractor te,
                    boolean useConcept,
                    String indexFolder)

BasicIndexer

public BasicIndexer(TripleExtractor te,
                    String charIndexFolder,
                    String cptIndexFolder)

BasicIndexer

public BasicIndexer(ConceptExtractor ce,
                    boolean useConcept,
                    String indexFolder)

BasicIndexer

public BasicIndexer(ConceptExtractor ce,
                    String charIndexFolder,
                    String cptIndexFolder)

Method Detail

close

public void close()

Description copied from interface: Indexer

This method releases occupied resources.

indexed

public boolean indexed(String docKey)

Parameters:

docKey - the unique document entry number

Returns:

true if this document has been indexed

setMinArticleSize

public void setMinArticleSize(int minSize)

setSectionIndexOption

public void setSectionIndexOption(boolean all,
                                  boolean title,
                                  boolean abt,
                                  boolean body,
                                  boolean meta)

initDocIndexing

protected void initDocIndexing()

Specified by:

initDocIndexing in class AbstractIndexer

extract

protected boolean extract(String content,
                          ArrayList conceptList,
                          ArrayList relationList)

Specified by:

extract in class AbstractIndexer

extract

protected boolean extract(String content,
                          ArrayList conceptList)

Specified by:

extract in class AbstractIndexer

getSection

protected String getSection(Article paper,
                            int sectionID)

Overrides:

getSection in class AbstractIndexer

getRemainingSections

protected String getRemainingSections(Article paper)

Specified by:

getRemainingSections in class AbstractIndexer

write

protected void write(int sectionID,
                     ArrayList conceptList)

Specified by:

write in class AbstractIndexer

write

protected void write(int sectionID,
                     ArrayList conceptList,
                     ArrayList relationList)

Specified by:

write in class AbstractIndexer

initIndex

protected void initIndex()

Specified by:

initIndex in class AbstractIndexer

initSectionWrite

protected void initSectionWrite(IRSection section)

Specified by:

initSectionWrite in class AbstractIndexer

setDoc

protected boolean setDoc(String docKey)

Specified by:

setDoc in class AbstractIndexer