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Merged GERDAQ implementation into the version1.2.5 branch. Updated th…
…e GERDAQ implementation.
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src/main/java/org/aksw/gerbil/dataset/impl/gerdaq/GERDAQDataset.java
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| /** | ||
| * This file is part of General Entity Annotator Benchmark. | ||
| * | ||
| * General Entity Annotator Benchmark is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU Lesser General Public License as published by | ||
| * the Free Software Foundation, either version 3 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * General Entity Annotator Benchmark is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU Lesser General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public License | ||
| * along with General Entity Annotator Benchmark. If not, see <http://www.gnu.org/licenses/>. | ||
| */ | ||
| package org.aksw.gerbil.dataset.impl.gerdaq; | ||
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|
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| import java.io.BufferedInputStream; | ||
| import java.io.File; | ||
| import java.io.FileInputStream; | ||
| import java.io.InputStream; | ||
| import java.util.ArrayList; | ||
| import java.util.Arrays; | ||
| import java.util.HashSet; | ||
| import java.util.List; | ||
|
|
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| import javax.xml.parsers.SAXParser; | ||
| import javax.xml.parsers.SAXParserFactory; | ||
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| import org.aksw.gerbil.dataset.InitializableDataset; | ||
| import org.aksw.gerbil.dataset.impl.AbstractDataset; | ||
| import org.aksw.gerbil.datatypes.ErrorTypes; | ||
| import org.aksw.gerbil.exceptions.GerbilException; | ||
| import org.aksw.gerbil.transfer.nif.Document; | ||
| import org.aksw.gerbil.transfer.nif.Marking; | ||
| import org.aksw.gerbil.transfer.nif.data.DocumentImpl; | ||
| import org.aksw.gerbil.transfer.nif.data.NamedEntity; | ||
| import org.apache.commons.io.IOUtils; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
| import org.xml.sax.Attributes; | ||
| import org.xml.sax.InputSource; | ||
| import org.xml.sax.SAXException; | ||
| import org.xml.sax.helpers.DefaultHandler; | ||
|
|
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| public class GERDAQDataset extends AbstractDataset implements InitializableDataset { | ||
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| private static final Logger LOGGER = LoggerFactory.getLogger(GERDAQDataset.class); | ||
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| private static final String WIKIPEDIA_URI = "http://en.wikipedia.org/wiki/"; | ||
| private static final String DBPEDIA_URI = "http://dbpedia.org/resource/"; | ||
| private static final String ANNOTATION_TAG = "annotation"; | ||
| private static final String DOCUMENT_TAG = "instance"; | ||
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| private String file; | ||
| private List<Document> documents; | ||
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| public GERDAQDataset(String file) { | ||
| this.file = file; | ||
| } | ||
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| @Override | ||
| public int size() { | ||
| return documents.size(); | ||
| } | ||
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| @Override | ||
| public List<Document> getInstances() { | ||
| return documents; | ||
| } | ||
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| @Override | ||
| public void init() throws GerbilException { | ||
| this.documents = loadDocuments(new File(file)); | ||
| } | ||
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| protected static String generateDocumentUri(String datasetName, String fileName) { | ||
| StringBuilder builder = new StringBuilder(); | ||
| builder.append("http://"); | ||
| builder.append(datasetName.replace(' ', '_')); | ||
| builder.append('/'); | ||
| builder.append(fileName); | ||
| builder.append('_'); | ||
| return builder.toString(); | ||
| } | ||
|
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| private List<Document> loadDocuments(File filePath) throws GerbilException { | ||
| List<Document> docs = new ArrayList<>(); | ||
| if (!filePath.exists()) { | ||
| throw new GerbilException("The given file (" + filePath.getAbsolutePath() + ") is not existing.", | ||
| ErrorTypes.DATASET_LOADING_ERROR); | ||
| } | ||
|
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| if (filePath.isDirectory()) { | ||
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| String directoryPath = filePath.getAbsolutePath(); | ||
| if (!directoryPath.endsWith(File.separator)) { | ||
| directoryPath = directoryPath + File.separator; | ||
| } | ||
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| for (File tmpFile : new File(directoryPath).listFiles()) { | ||
| docs.addAll(createDocument(tmpFile)); | ||
| } | ||
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|
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| } else { | ||
| docs.addAll(createDocument(filePath)); | ||
| } | ||
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| return docs; | ||
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| } | ||
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| private List<Document> createDocument(File file) throws GerbilException { | ||
| List<Document> documents = new ArrayList<Document>(); | ||
| String documentUriStart = generateDocumentUri(name, file.getName()); | ||
| InputStream inputStream = null; | ||
| InputSource is = null; | ||
| try { | ||
| inputStream = new BufferedInputStream(new FileInputStream(file)); | ||
| is = new InputSource(inputStream); | ||
| SAXParserFactory factory = SAXParserFactory.newInstance(); | ||
| SAXParser saxParser = factory.newSAXParser(); | ||
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| saxParser.parse(is, new DefaultHandler() { | ||
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| private StringBuilder text = new StringBuilder(); | ||
| private int markingStart; | ||
| private String markingTitle; | ||
| private List<Marking> markings; | ||
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| @Override | ||
| public void startDocument() throws SAXException { | ||
| super.startDocument(); | ||
| } | ||
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| @Override | ||
| public void startElement(String namespaceURI, String localName, String qName, Attributes atts) | ||
| throws SAXException { | ||
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| if (qName.equals(ANNOTATION_TAG)) { | ||
| markingTitle = atts.getValue("rank_0_title"); | ||
| if (markingTitle != null) { | ||
| markingStart = text.length(); | ||
| } else { | ||
| LOGGER.error("Found a marking without the necessary \"rank_0_title\" attribute."); | ||
| } | ||
| markingTitle = markingTitle.replace(' ', '_'); | ||
| } else if (qName.equals(DOCUMENT_TAG)) { | ||
| this.markings = new ArrayList<>(); | ||
| } | ||
| } | ||
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| @Override | ||
| public void characters(char[] ch, int start, int length) { | ||
| text.append(ch, start, length); | ||
| } | ||
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| @Override | ||
| public void endElement(String namespaceURI, String localName, String qName) throws SAXException { | ||
| if (qName.equals(DOCUMENT_TAG)) { | ||
| documents.add(new DocumentImpl(text.toString(), documentUriStart + documents.size(), markings)); | ||
| text.delete(0, text.length()); | ||
| } else if (qName.equals(ANNOTATION_TAG) && (markingTitle != null)) { | ||
| markings.add(new NamedEntity(markingStart, text.length() - markingStart, new HashSet<String>( | ||
| Arrays.asList(DBPEDIA_URI + markingTitle, WIKIPEDIA_URI + markingTitle)))); | ||
| } | ||
| } | ||
| }); | ||
| } catch (Exception e) { | ||
| throw new GerbilException("Exception while reading dataset.", e, ErrorTypes.DATASET_LOADING_ERROR); | ||
| } finally { | ||
| IOUtils.closeQuietly(inputStream); | ||
| } | ||
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| return documents; | ||
| } | ||
|
|
||
| } |
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66 changes: 66 additions & 0 deletions
66
src/test/java/org/aksw/gerbil/dataset/impl/gerdaq/GERDAQDatasetTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,66 @@ | ||
| /** | ||
| * This file is part of General Entity Annotator Benchmark. | ||
| * | ||
| * General Entity Annotator Benchmark is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU Lesser General Public License as published by | ||
| * the Free Software Foundation, either version 3 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * General Entity Annotator Benchmark is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU Lesser General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public License | ||
| * along with General Entity Annotator Benchmark. If not, see <http://www.gnu.org/licenses/>. | ||
| */ | ||
| package org.aksw.gerbil.dataset.impl.gerdaq; | ||
|
|
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| import java.io.File; | ||
| import java.util.ArrayList; | ||
| import java.util.Arrays; | ||
| import java.util.List; | ||
|
|
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| import org.aksw.gerbil.transfer.nif.Document; | ||
| import org.aksw.gerbil.transfer.nif.Marking; | ||
| import org.aksw.gerbil.transfer.nif.data.DocumentImpl; | ||
| import org.aksw.gerbil.transfer.nif.data.NamedEntity; | ||
| import org.apache.commons.io.Charsets; | ||
| import org.apache.commons.io.FileUtils; | ||
| import org.junit.Assert; | ||
| import org.junit.Test; | ||
|
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| public class GERDAQDatasetTest { | ||
|
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| private static final String DATASET_NAME = "test"; | ||
|
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| @Test | ||
| public void checkLoadDatasets() throws Exception { | ||
| File file = File.createTempFile("GERDAQ", ".xml"); | ||
| FileUtils.write(file, | ||
| "<?xml version='1.0' encoding='UTF-8'?>" + String.format("%n") | ||
| + "<dataset><instance>loris <annotation rank_0_id=\"44017\" rank_0_score=\"0.925555555556\" rank_0_title=\"Candle\">candle</annotation> sampler</instance><instance><annotation rank_0_id=\"230699\" rank_0_score=\"0.666666666667\" rank_0_title=\"Conveyancing\">buying land</annotation> and <annotation rank_0_id=\"21883824\" rank_0_score=\"1.0\" rank_0_title=\"Arizona\">arizona</annotation></instance><instance>hip gry pl</instance></dataset>", | ||
| Charsets.UTF_8); | ||
| String docUriStart = GERDAQDataset.generateDocumentUri(DATASET_NAME, file.getName()); | ||
|
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| List<Document> expectedDocuments = Arrays.asList( | ||
| new DocumentImpl("loris candle sampler", docUriStart + 0, | ||
| Arrays.asList(new NamedEntity(6, 6, "http://dbpedia.org/resource/Candle"))), | ||
| new DocumentImpl("buying land and arizona", docUriStart + 1, | ||
| Arrays.asList(new NamedEntity(0, 11, "http://dbpedia.org/resource/Conveyancing"), | ||
| new NamedEntity(16, 7, "http://dbpedia.org/resource/Arizona"))), | ||
| new DocumentImpl("hip gry pl", docUriStart + 2, new ArrayList<Marking>(0))); | ||
|
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| GERDAQDataset dataset = new GERDAQDataset(file.getAbsolutePath()); | ||
| try { | ||
| dataset.setName(DATASET_NAME); | ||
| dataset.init(); | ||
|
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| Assert.assertArrayEquals(expectedDocuments.toArray(new Document[3]), | ||
| dataset.getInstances().toArray(new Document[3])); | ||
| } finally { | ||
| dataset.close(); | ||
| } | ||
| } | ||
|
|
||
| } |
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