| /* |
| * 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 opennlp.tools.cmdline.namefind; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import opennlp.tools.cmdline.BasicCmdLineTool; |
| import opennlp.tools.cmdline.CLI; |
| import opennlp.tools.cmdline.CmdLineUtil; |
| import opennlp.tools.cmdline.PerformanceMonitor; |
| import opennlp.tools.cmdline.SystemInputStreamFactory; |
| import opennlp.tools.namefind.NameFinderME; |
| import opennlp.tools.namefind.NameSample; |
| import opennlp.tools.namefind.TokenNameFinder; |
| import opennlp.tools.namefind.TokenNameFinderModel; |
| import opennlp.tools.tokenize.WhitespaceTokenizer; |
| import opennlp.tools.util.ObjectStream; |
| import opennlp.tools.util.PlainTextByLineStream; |
| import opennlp.tools.util.Span; |
| |
| public final class TokenNameFinderTool extends BasicCmdLineTool { |
| |
| public String getShortDescription() { |
| return "learnable name finder"; |
| } |
| |
| public String getHelp() { |
| return "Usage: " + CLI.CMD + " " + getName() + " model1 model2 ... modelN < sentences"; |
| } |
| |
| @Override |
| public void run(String[] args) { |
| |
| if (args.length == 0) { |
| System.out.println(getHelp()); |
| } else { |
| |
| NameFinderME[] nameFinders = new NameFinderME[args.length]; |
| |
| for (int i = 0; i < nameFinders.length; i++) { |
| TokenNameFinderModel model = new TokenNameFinderModelLoader().load(new File(args[i])); |
| nameFinders[i] = new NameFinderME(model); |
| } |
| |
| // ObjectStream<String> untokenizedLineStream = |
| // new PlainTextByLineStream(new InputStreamReader(System.in)); |
| ObjectStream<String> untokenizedLineStream; |
| PerformanceMonitor perfMon = new PerformanceMonitor(System.err, "sent"); |
| perfMon.start(); |
| |
| try { |
| untokenizedLineStream = new PlainTextByLineStream( |
| new SystemInputStreamFactory(), SystemInputStreamFactory.encoding()); |
| String line; |
| while ((line = untokenizedLineStream.read()) != null) { |
| String[] whitespaceTokenizerLine = WhitespaceTokenizer.INSTANCE.tokenize(line); |
| |
| // A new line indicates a new document, |
| // adaptive data must be cleared for a new document |
| |
| if (whitespaceTokenizerLine.length == 0) { |
| for (NameFinderME nameFinder : nameFinders) { |
| nameFinder.clearAdaptiveData(); |
| } |
| } |
| |
| List<Span> names = new ArrayList<>(); |
| |
| for (TokenNameFinder nameFinder : nameFinders) { |
| Collections.addAll(names, nameFinder.find(whitespaceTokenizerLine)); |
| } |
| |
| // Simple way to drop intersecting spans, otherwise the |
| // NameSample is invalid |
| Span[] reducedNames = NameFinderME.dropOverlappingSpans( |
| names.toArray(new Span[names.size()])); |
| |
| NameSample nameSample = new NameSample(whitespaceTokenizerLine, |
| reducedNames, false); |
| |
| System.out.println(nameSample); |
| |
| perfMon.incrementCounter(); |
| } |
| } catch (IOException e) { |
| CmdLineUtil.handleStdinIoError(e); |
| } |
| |
| perfMon.stopAndPrintFinalResult(); |
| } |
| } |
| } |