opennlp.tools.formats.convert.ParseToPOSSampleStream 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.convert;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import opennlp.tools.parser.Parse;
import opennlp.tools.postag.POSSample;
import opennlp.tools.util.FilterObjectStream;
import opennlp.tools.util.ObjectStream;
/**
* Note: Do not use this class, internal use only!
*/
public class ParseToPOSSampleStream extends FilterObjectStream {
public ParseToPOSSampleStream(ObjectStream samples) {
super(samples);
}
public POSSample read() throws IOException {
Parse parse = samples.read();
if (parse != null) {
List sentence = new ArrayList<>();
List tags = new ArrayList<>();
for (Parse tagNode : parse.getTagNodes()) {
sentence.add(tagNode.getCoveredText());
tags.add(tagNode.getType());
}
return new POSSample(sentence, tags);
}
else {
return null;
}
}
}