/*
* 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.formats.muc;
import java.io.File;
import java.io.FileFilter;
import java.nio.charset.Charset;
import opennlp.tools.cmdline.ArgumentParser;
import opennlp.tools.cmdline.ArgumentParser.ParameterDescription;
import opennlp.tools.cmdline.StreamFactoryRegistry;
import opennlp.tools.cmdline.params.BasicFormatParams;
import opennlp.tools.cmdline.tokenizer.TokenizerModelLoader;
import opennlp.tools.formats.AbstractSampleStreamFactory;
import opennlp.tools.formats.DirectorySampleStream;
import opennlp.tools.formats.convert.FileToStringSampleStream;
import opennlp.tools.namefind.NameSample;
import opennlp.tools.tokenize.Tokenizer;
import opennlp.tools.tokenize.TokenizerME;
import opennlp.tools.tokenize.TokenizerModel;
import opennlp.tools.util.ObjectStream;
public class Muc6NameSampleStreamFactory extends AbstractSampleStreamFactory<NameSample> {
interface Parameters extends BasicFormatParams {
@ParameterDescription(valueName = "modelFile")
File getTokenizerModel();
}
protected Muc6NameSampleStreamFactory() {
super(Parameters.class);
}
public ObjectStream<NameSample> create(String[] args) {
Parameters params = ArgumentParser.parse(args, Parameters.class);
TokenizerModel tokenizerModel = new TokenizerModelLoader().load(params.getTokenizerModel());
Tokenizer tokenizer = new TokenizerME(tokenizerModel);
ObjectStream<String> mucDocStream = new FileToStringSampleStream(
new DirectorySampleStream(params.getData(), new FileFilter() {
public boolean accept(File file) {
return file.getName().toLowerCase().endsWith(".sgm");
}
}, false), Charset.forName("UTF-8"));
return new MucNameSampleStream(tokenizer, mucDocStream);
}
public static void registerFactory() {
StreamFactoryRegistry.registerFactory(NameSample.class, "muc6",
new Muc6NameSampleStreamFactory());
}
}