org.lionsoul.jcseg.extractor

Class KeywordsExtractor

java.lang.Object

org.lionsoul.jcseg.extractor.KeywordsExtractor

Direct Known Subclasses:

TextRankKeywordsExtractor

public abstract class KeywordsExtractor
extends Object

document keywords extractor

Author:

chenxin

Field Summary

Fields

Modifier and Type	Field and Description
protected ISegment	seg the ISegment object

Constructor Summary

Constructors

Constructor and Description
KeywordsExtractor(ISegment seg) construct method

Method Summary

Modifier and Type	Method and Description
protected boolean	filter(IWord word) word item filter
abstract List<String>	getKeywords(Reader reader) get the keywords list from a reader
List<String>	getKeywordsFromFile(String file) get the keywords list from a file
List<String>	getKeywordsFromString(String doc) get the keywords list from a string
ISegment	getSeg()
void	setSeg(ISegment seg)

Methods inherited from class java.lang.Object

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

Field Detail

seg

protected ISegment seg

the ISegment object

Constructor Detail

KeywordsExtractor

public KeywordsExtractor(ISegment seg)

construct method

Parameters:

seg -

Method Detail

filter

protected boolean filter(IWord word)

word item filter

Parameters:

word -

getKeywordsFromString

public List<String> getKeywordsFromString(String doc)
                                   throws IOException

get the keywords list from a string

Parameters:

doc -

Returns:

List[]

Throws:

IOException

getKeywordsFromFile

public List<String> getKeywordsFromFile(String file)
                                 throws IOException

get the keywords list from a file

Parameters:

file -

Returns:

List[]

Throws:

IOException

getKeywords

public abstract List<String> getKeywords(Reader reader)
                                  throws IOException

get the keywords list from a reader

Parameters:

reader -

Throws:

IOException

getSeg

public ISegment getSeg()

setSeg

public void setSeg(ISegment seg)