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ANY23-304 Add extractor for OpenIE 1st pass #33
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111 changes: 111 additions & 0 deletions
111
core/src/main/java/org/apache/any23/extractor/openie/OpenIEExtractor.java
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| /* | ||
| * 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.extractor.openie; | ||
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| import java.io.IOException; | ||
| import java.util.List; | ||
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| import javax.xml.transform.TransformerConfigurationException; | ||
| import javax.xml.transform.TransformerFactoryConfigurationError; | ||
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| import org.apache.any23.extractor.Extractor; | ||
| import org.apache.any23.extractor.ExtractionContext; | ||
| import org.apache.any23.extractor.ExtractorDescription; | ||
| import org.apache.any23.util.StreamUtils; | ||
| import org.eclipse.rdf4j.model.IRI; | ||
| import org.apache.any23.extractor.ExtractionException; | ||
| import org.apache.any23.extractor.ExtractionParameters; | ||
| import org.apache.any23.extractor.ExtractionResult; | ||
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| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
| import org.w3c.dom.Document; | ||
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| import edu.knowitall.openie.Argument; | ||
| import edu.knowitall.openie.Instance; | ||
| import edu.knowitall.openie.OpenIE; | ||
| import edu.knowitall.tool.parse.ClearParser; | ||
| import edu.knowitall.tool.postag.ClearPostagger; | ||
| import edu.knowitall.tool.srl.ClearSrl; | ||
| import edu.knowitall.tool.tokenize.ClearTokenizer; | ||
| import scala.collection.JavaConversions; | ||
| import scala.collection.Seq; | ||
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| /** | ||
| * An <a href="https://github.com/allenai/openie-standalone">OpenIE</a> | ||
| * extractor able to generate <i>RDF</i> statements from | ||
| * sentences representing relations in the text. | ||
| */ | ||
| public class OpenIEExtractor implements Extractor.TagSoupDOMExtractor { | ||
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| private final Logger LOG = LoggerFactory.getLogger(getClass()); | ||
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| private IRI documentRoot; | ||
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| /** | ||
| * default constructor | ||
| */ | ||
| OpenIEExtractor() { | ||
| // default constructor | ||
| } | ||
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| /** | ||
| * @see org.apache.any23.extractor.Extractor#getDescription() | ||
| */ | ||
| @Override | ||
| public ExtractorDescription getDescription() { | ||
| return OpenIEExtractorFactory.getDescriptionInstance(); | ||
| } | ||
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| @Override | ||
| public void run(ExtractionParameters extractionParameters, | ||
| ExtractionContext context, Document in, ExtractionResult out) | ||
| throws IOException, ExtractionException { | ||
| OpenIE openIE = new OpenIE(new ClearParser(new ClearPostagger(new ClearTokenizer())), new ClearSrl(), false, false); | ||
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| Seq<Instance> extractions = null; | ||
| try { | ||
| extractions = openIE.extract(StreamUtils.asString(StreamUtils.documentToInputStream(in))); | ||
| } catch (TransformerConfigurationException | TransformerFactoryConfigurationError e) { | ||
| LOG.error("Error during extraction: {}", e); | ||
| } | ||
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| List<Instance> listExtractions = JavaConversions.seqAsJavaList(extractions); | ||
| for(Instance instance : listExtractions) { | ||
| StringBuilder sb = new StringBuilder(); | ||
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| sb.append(instance.confidence()) | ||
| .append('\t') | ||
| .append(instance.extr().context()) | ||
| .append('\t') | ||
| .append(instance.extr().arg1().text()) | ||
| .append('\t') | ||
| .append(instance.extr().rel().text()) | ||
| .append('\t'); | ||
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| List<Argument> listArg2s = JavaConversions.seqAsJavaList(instance.extr().arg2s()); | ||
| for(Argument argument : listArg2s) { | ||
| sb.append(argument.text()).append("; "); | ||
| } | ||
| System.out.println(sb.toString()); | ||
| } | ||
| } | ||
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| } | ||
53 changes: 53 additions & 0 deletions
53
core/src/main/java/org/apache/any23/extractor/openie/OpenIEExtractorFactory.java
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| /* | ||
| * 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.extractor.openie; | ||
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| import java.util.Arrays; | ||
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| import org.apache.any23.extractor.ExtractorDescription; | ||
| import org.apache.any23.extractor.ExtractorFactory; | ||
| import org.apache.any23.extractor.SimpleExtractorFactory; | ||
| import org.apache.any23.rdf.Prefixes; | ||
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| /** | ||
| * @author lewismc | ||
| * | ||
| */ | ||
| public class OpenIEExtractorFactory extends SimpleExtractorFactory<OpenIEExtractor> | ||
| implements ExtractorFactory<OpenIEExtractor> { | ||
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| public static final String NAME = "openie"; | ||
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| public static final Prefixes prefixes = null; | ||
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| private static final ExtractorDescription descriptionInstance = new OpenIEExtractorFactory(); | ||
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| public OpenIEExtractorFactory() { | ||
| super(NAME, prefixes, Arrays.asList("text/html;q=0.1", "application/xhtml+xml;q=0.1"), "example-openie.html"); | ||
| } | ||
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| @Override | ||
| public OpenIEExtractor createExtractor() { | ||
| return new OpenIEExtractor(); | ||
| } | ||
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| public static ExtractorDescription getDescriptionInstance() { | ||
| return descriptionInstance; | ||
| } | ||
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| } |
24 changes: 24 additions & 0 deletions
24
core/src/main/java/org/apache/any23/extractor/openie/package-info.java
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|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
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||
| /** | ||
| * This package provides an | ||
| * <a href="https://github.com/allenai/openie-standalone">OpenIE</a> | ||
| * extractor able to generate <i>RDF</i> statements from | ||
| * sentences representing relations in the text. | ||
| */ | ||
| package org.apache.any23.extractor.openie; |
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Presuming this is stub code right now that will eventually send results to the ExtractorResult.
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Yes, correct.