/*
* Copyright 2013
* Ubiquitous Knowledge Processing (UKP) Lab
* Technische Universität Darmstadt
*
* Licensed 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 de.tudarmstadt.ukp.dkpro.core.readability;
import java.util.ArrayList;
import java.util.List;
import org.apache.uima.UimaContext;
import org.apache.uima.analysis_engine.AnalysisEngineProcessException;
import org.apache.uima.fit.component.JCasAnnotator_ImplBase;
import org.apache.uima.fit.util.JCasUtil;
import org.apache.uima.jcas.JCas;
import org.apache.uima.resource.ResourceInitializationException;
import de.tudarmstadt.ukp.dkpro.core.api.segmentation.type.Sentence;
import de.tudarmstadt.ukp.dkpro.core.api.segmentation.type.Token;
import de.tudarmstadt.ukp.dkpro.core.readability.measure.ReadabilityMeasures;
import de.tudarmstadt.ukp.dkpro.core.readability.measure.ReadabilityMeasures.Measures;
import de.tudarmstadt.ukp.dkpro.core.type.ReadabilityScore;
/**
* Assign a set of popular readability scores to the text.
*
*/
public class ReadabilityAnnotator
extends JCasAnnotator_ImplBase
{
private ReadabilityMeasures readability;
@Override
public void initialize(UimaContext context)
throws ResourceInitializationException
{
super.initialize(context);
this.readability = new ReadabilityMeasures();
}
@Override
public void process(JCas jcas)
throws AnalysisEngineProcessException
{
if (jcas.getDocumentLanguage() != null) {
readability.setLanguage(jcas.getDocumentLanguage());
}
int nrofSentences = 0;
List<String> words = new ArrayList<String>();
for (Sentence sentence : JCasUtil.select(jcas, Sentence.class)) {
nrofSentences++;
List<Token> tokens = JCasUtil.selectCovered(Token.class, sentence);
for (Token token : tokens) {
words.add(token.getCoveredText());
}
}
for (Measures measure : Measures.values()) {
ReadabilityScore score = new ReadabilityScore(jcas);
score.setMeasureName(measure.name());
score.setScore(this.readability.getReadabilityScore(measure, words, nrofSentences));
score.addToIndexes();
}
}
}