Module org.apache.jena.fuseki.core

Package org.apache.jena.fuseki.servlets.prefixes

Class PrefixesRDF

java.lang.Object

org.apache.jena.fuseki.servlets.prefixes.PrefixesRDF

All Implemented Interfaces:

PrefixesAccess

public class PrefixesRDF
extends Object
implements PrefixesAccess

PrefixesAccess implementation using a dedicated DatasetGraph the record the prefixes in an RDF format.

The prefix-URI mappings are represented in blank nodes of type Prefix, with prefixName and prefixURI attributes.

 PREFIX prefixes: <http://jena.apache.org/prefixes#>
 PREFIX rdf:      <http://www.w3.org/1999/02/22-rdf-syntax-ns##>
 PREFIX xsd:      <http://www.w3.org/2001/XMLSchema##>

 [] rdf:type prefixes:Prefix ;
    prefixes:prefixName  "test" ;
    prefixes:prefixURI   "http://example/testPrefix#"^^xsd:anyURI
    .

 [ rdf:type prefixes:Prefix ;
   prefixes:prefixName   "ns" ;
   prefixes:prefixURI    "http://example/namespace#"^^xsd:anyURI
 ]
 

Constructor Summary

Constructors

Constructor	Description
PrefixesRDF()

Method Summary

Modifier and Type	Method	Description
List<String>	fetchPrefix(String uri)	Fetches the prefixes assigned to the provided URI.
Optional<String>	fetchURI(String prefix)
Map<String,String>	getAll()
void	removePrefix(String prefixToRemove)
org.apache.jena.sparql.core.Transactional	transactional()
void	updatePrefix(String prefix, String uri)

Methods inherited from class java.lang.Object

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

Constructor Details

PrefixesRDF

public PrefixesRDF()

Method Details

transactional

public org.apache.jena.sparql.core.Transactional transactional()

Specified by:

transactional in interface PrefixesAccess

fetchURI

public Optional<String> fetchURI(String prefix)

Specified by:

fetchURI in interface PrefixesAccess

updatePrefix

public void updatePrefix(String prefix,
 String uri)

Specified by:

updatePrefix in interface PrefixesAccess

removePrefix

public void removePrefix(String prefixToRemove)

Specified by:

removePrefix in interface PrefixesAccess

getAll

public Map<String,String> getAll()

Specified by:

getAll in interface PrefixesAccess

fetchPrefix

public List<String> fetchPrefix(String uri)

Description copied from interface: PrefixesAccess

Fetches the prefixes assigned to the provided URI. There can be multiple in the List.

Specified by:

fetchPrefix in interface PrefixesAccess