| /** |
| * 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.sparql.core; |
| |
| import org.apache.jena.graph.Graph ; |
| import org.apache.jena.graph.Node ; |
| |
| /** Wrap a DatasetGraph with implementations of |
| * {@link DatasetGraph#getDefaultGraph} and |
| * {@link DatasetGraph#getGraph} |
| * that use the view graph mechanism. |
| * |
| * @see GraphView |
| */ |
| |
| public class DatasetGraphViewGraphs extends DatasetGraphWrapper |
| { |
| // May integrate into DatasetGraph hierarchy into DatasetGraphBase. |
| |
| public DatasetGraphViewGraphs(DatasetGraph dsg) { |
| super(dsg) ; |
| } |
| |
| @Override |
| public Graph getDefaultGraph() |
| { return GraphView.createDefaultGraph(getWrapped()) ; } |
| |
| @Override |
| public Graph getGraph(Node graphNode) |
| { return GraphView.createNamedGraph(getWrapped(), graphNode) ; } |
| } |
| |