ai.idylnlp.opennlp.custom.utils.SpansToSpans Maven / Gradle / Ivy

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/*******************************************************************************
 * Copyright 2018 Mountain Fog, Inc.
 *
 * 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 ai.idylnlp.opennlp.custom.utils;

import java.util.LinkedList;
import java.util.List;

import opennlp.tools.util.Span;

/**
 * Utility class for converting between OpenNLP's Span and Idyl NLP's Span.
 *
 * @author Mountain Fog, Inc.
 *
 */
public class SpansToSpans {

  private SpansToSpans() {

  }

  /**
   * Converts an array of OpenNLP Spans to Idyl SDK Spans.
   * @param spans An array of OpenNLP Spans.
   * @return An array of Idyl SDK Spans.
   */
  public static ai.idylnlp.model.nlp.Span[] toSpans(Span[] spans) {

    List s = new LinkedList();

    for(opennlp.tools.util.Span span : spans) {

      s.add(new ai.idylnlp.model.nlp.Span(span.getStart(), span.getEnd(), span.getType(), span.getProb()));

    }

    return s.toArray(new ai.idylnlp.model.nlp.Span[s.size()]);

  }

}