opennlp.tools.formats.conllu.ConlluLemmaSampleStream 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.conllu;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import opennlp.tools.lemmatizer.LemmaSample;
import opennlp.tools.util.FilterObjectStream;
import opennlp.tools.util.ObjectStream;
public class ConlluLemmaSampleStream extends FilterObjectStream {
private final ConlluTagset tagset;
public ConlluLemmaSampleStream(ObjectStream samples, ConlluTagset tagset) {
super(samples);
this.tagset = tagset;
}
@Override
public LemmaSample read() throws IOException {
ConlluSentence sentence = samples.read();
if (sentence != null) {
List tokens = new ArrayList<>();
List tags = new ArrayList<>();
List lemmas = new ArrayList<>();
for (ConlluWordLine line : sentence.getWordLines()) {
tokens.add(line.getForm());
tags.add(line.getPosTag(tagset));
lemmas.add(line.getLemma());
}
return new LemmaSample(tokens, tags, lemmas);
}
return null;
}
}