opennlp.tools.formats.POSToTokenSampleStreamFactory Maven / Gradle / Ivy
/*
* 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;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import opennlp.tools.cmdline.ArgumentParser;
import opennlp.tools.cmdline.ObjectStreamFactory;
import opennlp.tools.cmdline.TerminateToolException;
import opennlp.tools.cmdline.params.DetokenizerParameter;
import opennlp.tools.postag.POSSample;
import opennlp.tools.tokenize.DetokenizationDictionary;
import opennlp.tools.tokenize.Detokenizer;
import opennlp.tools.tokenize.DictionaryDetokenizer;
import opennlp.tools.tokenize.TokenSample;
import opennlp.tools.util.ObjectStream;
/**
* Note: Do not use this class, internal use only!
*/
public class POSToTokenSampleStreamFactory implements ObjectStreamFactory {
interface Parameters extends WordTagSampleStreamFactory.Parameters, DetokenizerParameter {
}
public String getUsage() {
return ArgumentParser.createUsage(Parameters.class);
}
public boolean validateArguments(String[] args) {
return ArgumentParser.validateArguments(args, Parameters.class);
}
public ObjectStream create(String[] args) {
Parameters params = ArgumentParser.parse(args, Parameters.class);
ObjectStream posSampleStream = new WordTagSampleStreamFactory()
.create(params);
// TODO: Move this to a factory method
Detokenizer detokenizer;
try {
detokenizer = new DictionaryDetokenizer(new DetokenizationDictionary(
new FileInputStream(new File(params.getDetokenizer()))));
} catch (IOException e) {
System.err.println("Error while loading detokenizer dict: "
+ e.getMessage());
throw new TerminateToolException(-1);
}
return new POSToTokenSampleStream(detokenizer, posSampleStream);
}
}