Helper class that splits URIs into prefix and local name according to a Jena PrefixMapping. More...

Collaboration diagram for URIPrefixer:

Public Member Functions
	URIPrefixer (String uri, PrefixMapping prefixes)

	URIPrefixer (Resource resource, PrefixMapping prefixes)

boolean	hasPrefix ()

String	getPrefix ()

String	getLocalName ()

String	toTurtle ()

Private Attributes
final Resource	resource

final String	prefix

final String	localName

Detailed Description

Helper class that splits URIs into prefix and local name according to a Jena PrefixMapping.

Constructor & Destructor Documentation

◆ URIPrefixer() [1/2]

URIPrefixer	(	String	uri,
		PrefixMapping	prefixes
	)

                                                                {
                 this(ResourceFactory.createResource(uri), prefixes);
         }

◆ URIPrefixer() [2/2]

URIPrefixer	(	Resource	resource,
		PrefixMapping	prefixes
	)

                                                                       {
                 this.resource = resource;
                 String uri = resource.getURI();
                 Iterator<String> it = prefixes.getNsPrefixMap().keySet().iterator();
                 while (it.hasNext() && uri != null) {
                         String entryPrefix = it.next();
                         String entryURI = prefixes.getNsPrefixURI(entryPrefix);
                         if (uri.startsWith(entryURI)) {
                                 prefix = entryPrefix;
                                 localName = uri.substring(entryURI.length());
                                 return;
                         }
                 }
                 prefix = null;
                 localName = null;
         }

References URIPrefixer.localName, URIPrefixer.prefix, and URIPrefixer.resource.

Member Function Documentation

◆ getLocalName()

String getLocalName ( )

                                      {
                 if (resource.isAnon()) return null;
                 if (localName == null) {
                         Matcher matcher = Pattern.compile("([^#/:?]+)[#/:?]*$").matcher(resource.getURI());
                         if (matcher.find()) {
                                 return matcher.group(1);
                         }
                         return "";      // Only happens if the URI contains only excluded chars
                 }
                 return localName;
         }

References URIPrefixer.localName, and URIPrefixer.resource.

Referenced by ResourceDescription.Value.getDatatypeLabel(), ResourceDescription.ResourceProperty.getLocalName(), ResourceDescription.Value.getLocalName(), ResourceDescription.getTitle(), and URIPrefixer.toTurtle().

◆ getPrefix()

String getPrefix ( )

                                   {
                 return prefix;
         }

References URIPrefixer.prefix.

Referenced by ResourceDescription.ResourceProperty.getPrefix(), ResourceDescription.Value.getPrefix(), and URIPrefixer.toTurtle().

◆ hasPrefix()

boolean hasPrefix ( )

                                    {
                 return prefix != null;
         }

References URIPrefixer.prefix.

Referenced by ResourceDescription.Value.getDatatypeLabel(), ResourceDescription.ResourceProperty.hasPrefix(), ResourceDescription.Value.hasPrefix(), and URIPrefixer.toTurtle().

◆ toTurtle()

String toTurtle ( )

                                  {
                 if (resource.isAnon()) return "[]";
                 if (hasPrefix()) {
                         return getPrefix() + ":" + getLocalName();
                 }
                 return "<" + resource.getURI() + ">";
         }