edu.isistan.carcha.annotator.AnnotationRemover.java Source code

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Here is the source code for edu.isistan.carcha.annotator.AnnotationRemover.java

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/**
 * Copyright 2015 UNICEN. All Rights Reserved.
 *
 * 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 edu.isistan.carcha.annotator;

import java.util.ArrayList;
import java.util.List;

import org.apache.commons.lang.ArrayUtils;
import org.apache.uima.UimaContext;
import org.apache.uima.analysis_engine.AnalysisEngineDescription;
import org.apache.uima.analysis_engine.AnalysisEngineProcessException;
import org.apache.uima.fit.component.JCasAnnotator_ImplBase;
import org.apache.uima.fit.factory.AnalysisEngineFactory;
import org.apache.uima.fit.util.JCasUtil;
import org.apache.uima.jcas.JCas;
import org.apache.uima.jcas.cas.TOP;
import org.apache.uima.resource.ResourceInitializationException;

/**
 * Remove all the annotations from the JCas leaving only: 
 * <b>edu.isistan.carcha.concern.cdetector.Concern</b>
 */
public class AnnotationRemover extends JCasAnnotator_ImplBase {

    /** The annotation to keep. */
    private final String[] annotationToKeep = { "edu.isistan.carcha.concern.cdetector.DesignDecision",
            "org.cleartk.token.type.Sentence" };

    /**
     * Gets the description.
     *
     * @return the description
     * @throws ResourceInitializationException the resource initialization exception
     */
    public static AnalysisEngineDescription getDescription() throws ResourceInitializationException {
        return AnalysisEngineFactory.createEngineDescription(AnnotationRemover.class);
    }

    /* (non-Javadoc)
     * @see org.apache.uima.fit.component.JCasAnnotator_ImplBase#initialize(org.apache.uima.UimaContext)
     */
    @Override
    public void initialize(UimaContext context) throws ResourceInitializationException {
        super.initialize(context);
    }

    /* (non-Javadoc)
     * @see org.apache.uima.analysis_component.JCasAnnotator_ImplBase#process(org.apache.uima.jcas.JCas)
     */
    @Override
    public void process(JCas jCas) throws AnalysisEngineProcessException {
        List<TOP> tops = new ArrayList<TOP>(JCasUtil.selectAll(jCas));
        for (TOP t : tops) {
            if (!ArrayUtils.contains(annotationToKeep, t.getType().getName()))
                t.removeFromIndexes();
        }
    }
}