java.fedora.common.rdf.RDFName Maven / Gradle / Ivy

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/*
 * -----------------------------------------------------------------------------
 *
 * License and Copyright: The contents of this file are subject to the
 * Apache License, Version 2.0 (the "License"); you may not use 
 * this file except in compliance with the License. You may obtain a copy of 
 * the License at 
 * http://www.fedora-commons.org/licenses.
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
 * the specific language governing rights and limitations under the License.
 *
 * The entire file consists of original code.
 * Copyright © 2008 Fedora Commons, Inc.

 * 
Copyright © 2002-2007 The Rector and Visitors of the University of 
 * Virginia and Cornell University
 
 * All rights reserved.
 *
 * -----------------------------------------------------------------------------
 */
package fedora.common.rdf;

import java.net.*;

import org.jrdf.graph.*;

/**
 * A URIReference from a known namespace.
 *
 */
public class RDFName implements URIReference {

	private static final long serialVersionUID = 1L;
    public RDFNamespace namespace;
    public String localName;
    public String uri;

    private URI m_uri;

    public RDFName(RDFNamespace namespace, 
                   String localName) {
        try {
            this.namespace = namespace;
            this.localName = localName;
            this.uri = namespace.uri + localName;
            m_uri = new URI(this.uri);
        } catch (URISyntaxException e) {
            throw new RuntimeException("Bad URI Syntax", e);
        }
    }

    /**
     * Does the given string loosely match this name?
     *
     * Either: 1) It matches localName (case insensitive)
     *         2) It matches uri (case sensitive)
     * if (firstLocalNameChar == true):
     *         3) It is one character long, and that character
     *            matches the first character of localName (case insensitive)
     */
    public boolean looselyMatches(String in, boolean tryFirstLocalNameChar) {
        if (in == null || in.length() == 0) return false;
        if (in.equalsIgnoreCase(this.localName)) return true;
        if (in.equals(uri)) return true;
        if (tryFirstLocalNameChar
                && in.length() == 1 
                && in.toUpperCase().charAt(0) == 
                        localName.toUpperCase().charAt(0)) return true;
        return false;
    }

    //
    // Implementation of the URIReference interface
    //

    public void accept(TypedNodeVisitor visitor) {
        visitor.visitURIReference(this);
    }

    public URI getURI() {
        return m_uri;
    }

    @Override
    public String toString() {
        return uri;
    }

    public String stringValue() {
        return toString();
    }

    public String getLocalName() {
        return localName;
    }

    public String getNamespace() {
        return namespace.toString();
    }
}