Package org.topbraid.jenax.util

Class JenaNodeUtil

java.lang.Object

org.topbraid.jenax.util.JenaNodeUtil

public class JenaNodeUtil
extends Object

Some utilities operating on Jena Node objects, bypassing the Model/RDFNode abstraction layer. There should be a cleaner and more complete API for this in the future.

Author:

Holger Knublauch

Constructor Summary

Constructors

Constructor	Description
JenaNodeUtil()

Method Summary

Modifier and Type	Method	Description
static org.apache.jena.graph.Node	getObject(org.apache.jena.graph.Node subject, org.apache.jena.graph.Node predicate, org.apache.jena.graph.Graph graph)
static long	getObjectCount(org.apache.jena.graph.Node subject, org.apache.jena.graph.Node predicate, org.apache.jena.graph.Graph graph)
static List<org.apache.jena.graph.Node>	getObjects(org.apache.jena.graph.Node subject, org.apache.jena.graph.Node predicate, org.apache.jena.graph.Graph graph)
static long	getSubjectCount(org.apache.jena.graph.Node predicate, org.apache.jena.graph.Node object, org.apache.jena.graph.Graph graph)
static List<org.apache.jena.graph.Node>	getSubjects(org.apache.jena.graph.Node predicate, org.apache.jena.graph.Node object, org.apache.jena.graph.Graph graph)
static boolean	isInstanceOf(org.apache.jena.graph.Node instance, org.apache.jena.graph.Node type, org.apache.jena.graph.Graph graph)

Methods inherited from class java.lang.Object

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

Constructor Detail

JenaNodeUtil

public JenaNodeUtil()

Method Detail

getObject

public static org.apache.jena.graph.Node getObject(org.apache.jena.graph.Node subject,
                                                   org.apache.jena.graph.Node predicate,
                                                   org.apache.jena.graph.Graph graph)

getObjectCount

public static long getObjectCount(org.apache.jena.graph.Node subject,
                                  org.apache.jena.graph.Node predicate,
                                  org.apache.jena.graph.Graph graph)

getObjects

public static List<org.apache.jena.graph.Node> getObjects(org.apache.jena.graph.Node subject,
                                                          org.apache.jena.graph.Node predicate,
                                                          org.apache.jena.graph.Graph graph)

getSubjectCount

public static long getSubjectCount(org.apache.jena.graph.Node predicate,
                                   org.apache.jena.graph.Node object,
                                   org.apache.jena.graph.Graph graph)

getSubjects

public static List<org.apache.jena.graph.Node> getSubjects(org.apache.jena.graph.Node predicate,
                                                           org.apache.jena.graph.Node object,
                                                           org.apache.jena.graph.Graph graph)

isInstanceOf

public static boolean isInstanceOf(org.apache.jena.graph.Node instance,
                                   org.apache.jena.graph.Node type,
                                   org.apache.jena.graph.Graph graph)