org.topbraid.jenax.util.DatasetWithDifferentDefaultModel Maven / Gradle / Ivy
/*
* Licensed 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.
*
* See the NOTICE file distributed with this work for additional
* information regarding copyright ownership.
*/
package org.topbraid.jenax.util;
import org.apache.jena.query.Dataset;
import org.apache.jena.rdf.model.Model;
/**
* A DelegatingDataset that uses a different default model than the delegate.
*
* @author Holger Knublauch
*/
public class DatasetWithDifferentDefaultModel extends DelegatingDataset {
private Model defaultModel;
public DatasetWithDifferentDefaultModel(Model defaultModel, Dataset delegate) {
super(delegate);
this.defaultModel = defaultModel;
}
@Override
public Model getDefaultModel() {
return defaultModel;
}
@Override
public boolean isEmpty() {
// Don't risk looping on all named graphs.
throw new UnsupportedOperationException();
}
}