Package de.uni_mannheim.informatik.dws.melt.matching_jena_matchers.util.textExtractors

Class TextExtractorUseLongestLiteralOrFragment

java.lang.Object

de.uni_mannheim.informatik.dws.melt.matching_jena_matchers.util.textExtractors.TextExtractorUseLongestLiteralOrFragment

All Implemented Interfaces:

TextExtractor

public class TextExtractorUseLongestLiteralOrFragment
extends Object
implements TextExtractor

A text textractor which extracts texts from a resource which can be used by transformer based matchers like TransformersFilter or TransformersFilterFineTuner. It will extract the longest text literal which is attached to the resource or the fragment if no literal is available.

Field Summary

Fields

Modifier and Type	Field	Description
private final TextExtractorAllStringLiterals	allStringLiterals
private final TextExtractorUrlFragment	urlFragment

Constructor Summary

Constructors

Constructor	Description
TextExtractorUseLongestLiteralOrFragment()

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
Set<String>	extract(org.apache.jena.rdf.model.Resource r)	Given a Jena resource this method extracts textual/string representations from it.
int	hashCode()

Methods inherited from class java.lang.Object

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

Field Details

allStringLiterals

private final TextExtractorAllStringLiterals allStringLiterals

urlFragment

private final TextExtractorUrlFragment urlFragment

Constructor Details

TextExtractorUseLongestLiteralOrFragment

public TextExtractorUseLongestLiteralOrFragment()

Method Details

extract

public Set<String> extract(org.apache.jena.rdf.model.Resource r)

Description copied from interface: TextExtractor

Given a Jena resource this method extracts textual/string representations from it.

Specified by:

extract in interface TextExtractor

Parameters:

r - the jena resource which also allows to traverse the whole rdf graph

Returns:

a set of textual representations of the given resource.

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object