/*
* 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.jena.util.junit;
import java.util.ArrayList ;
import java.util.Collection ;
import java.util.List ;
import org.apache.jena.rdf.model.* ;
public class TestUtils
{
public static Resource getResource(Resource r, Property p)
{
if ( r == null )
return null ;
if ( ! r.hasProperty(p) )
return null ;
RDFNode n = r.getProperty(p).getObject() ;
if ( n instanceof Resource )
return (Resource)n ;
throw new TestException("Manifest problem (not a Resource): "+n+" => "+p) ;
}
public static Collection<Resource> listResources(Resource r, Property p)
{
if ( r == null )
return null ;
List<Resource> x = new ArrayList<>() ;
StmtIterator sIter = r.listProperties(p) ;
for ( ; sIter.hasNext() ; ) {
RDFNode n = sIter.next().getObject() ;
if ( ! ( n instanceof Resource ) )
throw new TestException("Manifest problem (not a Resource): "+n+" => "+p) ;
x.add((Resource)n) ;
}
return x ;
}
public static String getLiteral(Resource r, Property p)
{
if ( r == null )
return null ;
if ( ! r.hasProperty(p) )
return null ;
RDFNode n = r.getProperty(p).getObject() ;
if ( n instanceof Literal )
return ((Literal)n).getLexicalForm() ;
throw new TestException("Manifest problem (not a Literal): "+n+" => "+p) ;
}
public static String getLiteralOrURI(Resource r, Property p)
{
if ( r == null )
return null ;
if ( ! r.hasProperty(p) )
return null ;
RDFNode n = r.getProperty(p).getObject() ;
if ( n instanceof Literal )
return ((Literal)n).getLexicalForm() ;
if ( n instanceof Resource )
{
Resource r2 = (Resource)n ;
if ( ! r2.isAnon() )
return r2.getURI() ;
}
throw new TestException("Manifest problem: "+n+" => "+p) ;
}
public static String safeName(String s)
{
// Safe from Eclipse
s = s.replace('(','[') ;
s = s.replace(')',']') ;
return s ;
}
}