Package org.aksw.jena_sparql_api.data_query.util

Class KeywordSearchUtils

java.lang.Object

org.aksw.jena_sparql_api.data_query.util.KeywordSearchUtils

public class KeywordSearchUtils
extends Object

Constructor Summary

Constructors

Constructor	Description
KeywordSearchUtils()

Method Summary

Modifier and Type	Method	Description
static Concept	createConceptBifContains(Fragment2 relation, String searchString)	?s ?p ?o // relation Filter(<bif:contains>(?o, 'searchString')
static Concept	createConceptExistsRegex(Fragment2 relation, String searchString, boolean includeSubject)	Create a FILTER (EXISTS (...)) expression that filters a set of resources down to those matching the keyword
static Concept	createConceptExistsRegexIncludeSubject(Fragment2 relation, String searchString)	Create a the pattern: ?s { FILTER (regex(str(?s), searchString, 'i') || EXISTS { relation(?s ?o) FILTER(regex(str(?o), searchString, 'i')) }
static Concept	createConceptExistsRegexLabelOnly(Fragment2 relation, String searchString)
static Concept	createConceptExistsStrConstainsLabelOnly(Fragment2 relation, String searchString)
static Concept	createConceptRegex(Fragment2 relation, String searchString, boolean includeSubject)	?s ?p ?o // your relation Filter(Regex(Str(?o), 'searchString')) if includeSubject is true, the output becomes: Optional { ?s ?p ?o // your relation Filter(Regex(Str(?o), 'searchString')) } Filter(Regex(Str(?s), 'searchString') || Bound(?o))
static Concept	createConceptRegexIncludeSubject(Fragment2 relation, String searchString)
static Concept	createConceptRegexLabelOnly(Fragment2 relation, String searchString)
static void	main(String[] args)

Methods inherited from class java.lang.Object

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

Constructor Details

KeywordSearchUtils

public KeywordSearchUtils()

Method Details

createConceptRegex

public static Concept createConceptRegex(Fragment2 relation,
 String searchString,
 boolean includeSubject)

?s ?p ?o // your relation Filter(Regex(Str(?o), 'searchString')) if includeSubject is true, the output becomes: Optional { ?s ?p ?o // your relation Filter(Regex(Str(?o), 'searchString')) } Filter(Regex(Str(?s), 'searchString') || Bound(?o))

Parameters:

relation -

createConceptRegexLabelOnly

public static Concept createConceptRegexLabelOnly(Fragment2 relation,
 String searchString)

createConceptRegexIncludeSubject

public static Concept createConceptRegexIncludeSubject(Fragment2 relation,
 String searchString)

createConceptExistsRegexIncludeSubject

public static Concept createConceptExistsRegexIncludeSubject(Fragment2 relation,
 String searchString)

Create a the pattern: ?s { FILTER (regex(str(?s), searchString, 'i') || EXISTS { relation(?s ?o) FILTER(regex(str(?o), searchString, 'i')) }

Parameters:

relation -

searchString -

Returns:

createConceptBifContains

public static Concept createConceptBifContains(Fragment2 relation,
 String searchString)

?s ?p ?o // relation Filter(<bif:contains>(?o, 'searchString')

createConceptExistsRegex

public static Concept createConceptExistsRegex(Fragment2 relation,
 String searchString,
 boolean includeSubject)

Create a FILTER (EXISTS (...)) expression that filters a set of resources down to those matching the keyword

createConceptExistsRegexLabelOnly

public static Concept createConceptExistsRegexLabelOnly(Fragment2 relation,
 String searchString)

createConceptExistsStrConstainsLabelOnly

public static Concept createConceptExistsStrConstainsLabelOnly(Fragment2 relation,
 String searchString)

main

public static void main(String[] args)