| /* |
| * 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.rdfxml.xmlinput1; |
| |
| import org.apache.jena.graph.Graph ; |
| import org.apache.jena.graph.Triple ; |
| import org.apache.jena.rdf.model.Model ; |
| import org.apache.jena.rdf.model.RDFErrorHandler ; |
| import org.apache.jena.rdfxml.xmlinput1.impl.ARPSaxErrorHandler; |
| import org.apache.jena.shared.JenaException ; |
| import org.apache.jena.shared.PrefixMapping ; |
| import org.apache.jena.shared.impl.PrefixMappingImpl ; |
| |
| /** |
| * Interface between Jena and ARP. |
| * <p> |
| * When calling ARP natively, including the tests, |
| * RDFXMLReader and JenaHandler are used. When parsing via RIOT, |
| * ReaderRIOTRDFXML.HandlerSink is used to convert from AResource/ALiteral to Node. |
| */ |
| final class JenaHandler extends ARPSaxErrorHandler implements StatementHandler, NamespaceHandler { |
| private final PrefixMapping prefixMapping; |
| |
| protected int here = 0; |
| |
| private final Graph graph; |
| |
| public JenaHandler(Model m, RDFErrorHandler e) { |
| this(m.getGraph(), e); |
| } |
| |
| public JenaHandler(Graph g, Model m, RDFErrorHandler e) { |
| this(g, modelToPrefixMapping(m), e); |
| } |
| |
| private JenaHandler(Graph graph, RDFErrorHandler e) { |
| this(graph, graph.getPrefixMapping(), e); |
| } |
| |
| private JenaHandler(Graph graph, PrefixMapping prefixMapping, RDFErrorHandler errorHandler) { |
| super(errorHandler); |
| this.graph = graph; |
| this.prefixMapping = prefixMapping; |
| } |
| |
| private static PrefixMapping modelToPrefixMapping(Model model) { |
| return model == null ? PrefixMapping.Factory.create() : model.getGraph().getPrefixMapping(); |
| } |
| |
| public void useWith(ARPHandlers h) { |
| h.setStatementHandler(this); |
| h.setErrorHandler(this); |
| h.setNamespaceHandler(this); |
| } |
| |
| @Override |
| public void statement(AResource subj, AResource pred, AResource obj) { |
| try { |
| Triple t = RDFXMLReader.convert(subj, pred, obj); |
| graph.add(t); |
| } catch (JenaException e) { |
| errorHandler.error(e); |
| } |
| } |
| |
| @Override |
| public void statement(AResource subj, AResource pred, ALiteral lit) { |
| try { |
| Triple t = RDFXMLReader.convert(subj, pred, lit); |
| graph.add(t); |
| } catch (JenaException e) { |
| errorHandler.error(e); |
| } |
| } |
| |
| @Override |
| @SuppressWarnings("deprecation") |
| public void startPrefixMapping(String prefix, String uri) { |
| if ( PrefixMappingImpl.isNiceURI(uri) ) |
| prefixMapping.setNsPrefix(prefix, uri); |
| } |
| |
| @Override |
| public void endPrefixMapping(String prefix) {} |
| } |