| /* |
| * 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.any23.writer; |
| |
| import java.util.Locale; |
| |
| import org.apache.any23.extractor.ExtractionContext; |
| import org.eclipse.rdf4j.model.Resource; |
| import org.eclipse.rdf4j.model.IRI; |
| import org.eclipse.rdf4j.model.Value; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * A simple {@link TripleHandler} that merely counts the number |
| * of triples it has received. |
| * |
| * @author Richard Cyganiak (richard@cyganiak.de) |
| * @author Michele Mostarda (mostarda@fbk.eu) |
| */ |
| public class CountingTripleHandler implements TripleHandler { |
| |
| private static final Logger logger = LoggerFactory.getLogger(CountingTripleHandler.class); |
| |
| private final boolean logTriples; |
| |
| private int count = 0; |
| |
| public CountingTripleHandler(boolean logTriples) { |
| this.logTriples = logTriples; |
| } |
| |
| public CountingTripleHandler() { |
| this(false); |
| } |
| |
| public int getCount() { |
| return count; |
| } |
| |
| public void reset() { |
| count = 0; |
| } |
| |
| public void startDocument(IRI documentIRI) throws TripleHandlerException { |
| // ignore |
| } |
| |
| public void openContext(ExtractionContext context) throws TripleHandlerException { |
| // ignore |
| } |
| |
| public void closeContext(ExtractionContext context) throws TripleHandlerException { |
| // ignore |
| } |
| |
| public void receiveTriple(Resource s, IRI p, Value o, IRI g, ExtractionContext context) |
| throws TripleHandlerException { |
| count++; |
| if(logTriples) logger.debug( String.format(Locale.ROOT, "%s %s %s %s %s\n", s, p, o, g, context) ); |
| } |
| |
| public void receiveNamespace(String prefix, String uri, ExtractionContext context) |
| throws TripleHandlerException { |
| // ignore |
| } |
| |
| public void close() throws TripleHandlerException { |
| // ignore |
| } |
| |
| public void endDocument(IRI documentIRI) throws TripleHandlerException { |
| //ignore |
| } |
| |
| public void setContentLength(long contentLength) { |
| //ignore |
| } |
| } |