001/*
002 * Licensed under the Apache License, Version 2.0 (the "License");
003 * you may not use this file except in compliance with the License.
004 * You may obtain a copy of the License at
005 *
006 *     http://www.apache.org/licenses/LICENSE-2.0
007 *
008 * Unless required by applicable law or agreed to in writing, software
009 * distributed under the License is distributed on an "AS IS" BASIS,
010 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
011 * See the License for the specific language governing permissions and
012 * limitations under the License.
013 */
014package org.gbif.common.parsers;
015
016import org.gbif.api.vocabulary.Habitat;
017import org.gbif.common.parsers.core.EnumParser;
018
019/**
020 * Singleton implementation of the dictionary that uses the file /dictionaries/parse/habitat.txt.
021 */
022public class HabitatParser extends EnumParser<Habitat> {
023
024  private static HabitatParser singletonObject = null;
025
026  private HabitatParser() {
027    super(Habitat.class, false, HabitatParser.class.getResourceAsStream("/dictionaries/parse/habitat.tsv"));
028  }
029
030  public static HabitatParser getInstance() {
031    synchronized (HabitatParser.class) {
032      if (singletonObject == null) {
033        singletonObject = new HabitatParser();
034      }
035    }
036    return singletonObject;
037  }
038
039  /**
040   * Strip of any s at the end often found in english plurals
041   */
042  @Override
043  protected String normalize(String value) {
044    String x = super.normalize(value);
045    if (x != null && x.length() > 1) {
046      if (x.endsWith("S")) {
047        return x.substring(0, x.length()-1);
048      }
049    }
050    return x;
051  }
052}