com.epimorphics.lda.renderers.common

Class CommonNodeWrapper

java.lang.Object

com.epimorphics.rdfutil.RDFNodeWrapper

com.epimorphics.lda.renderers.common.CommonNodeWrapper

Direct Known Subclasses:

DisplayRdfNode, EldaView, Page, PageFormat, PageMetadata.Execution, PageMetadata.Processor, PageMetadata.QueryResult

public class CommonNodeWrapper
extends com.epimorphics.rdfutil.RDFNodeWrapper

This is an extension to RDFNodeWrapper from the Epimorphics general library, simply to allow some local additions to the functional capabilities of RDFNodeWrapper. In time, many or all of these methods may migrate to the library version.

Author:

Ian Dickinson, Epimorphics (mailto:ian@epimorphics.com)

Field Summary

Fields inherited from class com.epimorphics.rdfutil.RDFNodeWrapper

modelw, node

Constructor Summary

Constructors

Constructor and Description
CommonNodeWrapper(com.epimorphics.rdfutil.ModelWrapper mw, com.hp.hpl.jena.rdf.model.RDFNode node)
CommonNodeWrapper(Page page, com.hp.hpl.jena.rdf.model.RDFNode node) Construct a common node wrapper that is attached to a particular page.

Method Summary

Methods

Modifier and Type	Method and Description
int	getInt(Object p, int def) Return the int value of a property p of this resource, or return a default value.
com.hp.hpl.jena.rdf.model.Resource	getResource(Object p) Return the resource value of the given property, or null.
boolean	isXmlLiteral()
Page	page()

Methods inherited from class com.epimorphics.rdfutil.RDFNodeWrapper

asList, asLiteral, asRDFNode, asResource, asTurtle, asTurtle, closure, closure, connectedNodes, equals, firstValueOf, get, getDatatype, getLanguage, getLexicalForm, getLocalizedValue, getModelW, getName, getPropertyValue, getShortURI, getURI, getValue, hashCode, hasResourceValue, isAnon, isList, isLiteral, isResource, listInLinks, listInLinks, listProperties, listPropertyValues, tokeniseWords, toProperty, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

CommonNodeWrapper

public CommonNodeWrapper(com.epimorphics.rdfutil.ModelWrapper mw,
                 com.hp.hpl.jena.rdf.model.RDFNode node)

CommonNodeWrapper

public CommonNodeWrapper(Page page,
                 com.hp.hpl.jena.rdf.model.RDFNode node)

Construct a common node wrapper that is attached to a particular page.

Parameters:

page - The page object

node - The wrapped node

Method Detail

page

public Page page()

Returns:

The page object this resource is attached to, or null

getInt

public int getInt(Object p,
         int def)

Return the int value of a property p of this resource, or return a default value. The default value is returned when: this node is not a resource, this resource does not have a property p, or the value of p is not an integer.

Parameters:

p - A property, specified as a property object, URI or curie

def - The default value

Returns:

The integer value of p, or the default value

getResource

public com.hp.hpl.jena.rdf.model.Resource getResource(Object p)

Return the resource value of the given property, or null.

Parameters:

p - A property, specified as a property object, URI or curie

Returns:

The value of a p property of this node if it is a resource. If this node is not a resource, or does not have at least one p property, return null

isXmlLiteral

public boolean isXmlLiteral()

Returns:

True if this node is a literal, and has an XML literal as its value