org.topbraid.jenax.util.DelegatingDataset 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 java.util.Iterator;
import org.apache.jena.query.Dataset;
import org.apache.jena.query.LabelExistsException;
import org.apache.jena.query.ReadWrite;
import org.apache.jena.query.TxnType;
import org.apache.jena.rdf.model.Model;
import org.apache.jena.shared.Lock;
import org.apache.jena.sparql.core.DatasetGraph;
import org.apache.jena.sparql.util.Context;
/**
* A Dataset that simply delegates all its calls, allowing to wrap an existing
* Dataset (e.g. the TopBraid Dataset).
*
* @author Holger Knublauch
*/
public class DelegatingDataset implements Dataset {
private Dataset delegate;
public DelegatingDataset(Dataset delegate) {
this.delegate = delegate;
}
@Override
public DatasetGraph asDatasetGraph() {
return new DatasetWrappingDatasetGraph(this);
}
@Override
public void close() {
delegate.close();
}
@Override
public boolean containsNamedModel(String uri) {
return delegate.containsNamedModel(uri);
}
@Override
public Model getDefaultModel() {
return delegate.getDefaultModel();
}
@Override
public Model getUnionModel() {
return delegate.getUnionModel();
}
public Dataset getDelegate() {
return delegate;
}
@Override
public Lock getLock() {
return delegate.getLock();
}
@Override
public Model getNamedModel(String uri) {
return delegate.getNamedModel(uri);
}
@Override
public Iterator listNames() {
return delegate.listNames();
}
@Override
public Dataset setDefaultModel(Model model) {
delegate.setDefaultModel(model);
return this;
}
@Override
public Dataset addNamedModel(String uri, Model model) throws LabelExistsException {
delegate.addNamedModel(uri, model);
return this;
}
@Override
public Dataset removeNamedModel(String uri) {
delegate.removeNamedModel(uri);
return this;
}
@Override
public Dataset replaceNamedModel(String uri, Model model) {
delegate.replaceNamedModel(uri, model);
return this;
}
@Override
public Context getContext() {
return delegate.getContext();
}
@Override
public boolean supportsTransactions() {
return delegate.supportsTransactions();
}
@Override
public boolean supportsTransactionAbort() {
return delegate.supportsTransactionAbort();
}
@Override
public void begin(TxnType type) {
delegate.begin(type);
}
@Override
public void begin(ReadWrite readWrite) {
delegate.begin(readWrite);
}
@Override
public boolean promote(Promote mode) {
return delegate.promote(mode);
}
@Override
public TxnType transactionType() {
return delegate.transactionType();
}
@Override
public ReadWrite transactionMode() {
return delegate.transactionMode();
}
@Override
public boolean isEmpty() {
return false;
}
@Override
public void commit() {
delegate.commit();
}
@Override
public void abort() {
delegate.abort();
}
@Override
public boolean isInTransaction() {
return delegate.isInTransaction();
}
@Override
public void end() {
delegate.end();
}
}