blob: be9b3a871aeb706be5911d473a42df1fdbc83bac [file] [log] [blame]
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under 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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.clerezza.commons.rdf;
import java.io.Serializable;
/**
* Represents an RDF URI Reference
*
* RDF URI References are defined in section 6.4 RDF URI References of
* http://www.w3.org/TR/2004/REC-rdf-concepts-20040210/#section-Graph-URIref
*
* Note that an RDF URI Reference is not the same as defined by RFC3986,
* RDF URI References support most unicode characters
*
* @author reto
*/
public class IRI implements BlankNodeOrIRI, Serializable {
private String unicodeString;
public IRI(String unicodeString) {
this.unicodeString = unicodeString;
}
/**
* @return the unicode string that produces the URI
*/
public String getUnicodeString() {
return unicodeString;
}
/**
* Returns true iff <code>obj</code> == <code>UriRef</code>
*
* @param obj
* @return true if obj is an instanceof UriRef with
* the same unicode-string, false otherwise
*/
@Override
public boolean equals(Object obj) {
if (!(obj instanceof IRI)) {
return false;
}
return unicodeString.equals(((IRI) obj).getUnicodeString());
}
/**
* @return 5 + the hashcode of the string
*/
@Override
public int hashCode() {
int hash = 5 + unicodeString.hashCode();
return hash;
}
@Override
public String toString() {
StringBuilder buffer = new StringBuilder();
buffer.append('<');
buffer.append(unicodeString);
buffer.append('>');
return buffer.toString();
}
}