it.tidalwave.bluebill.mobile.taxonomy.text.ExactSubstringNameMatcher Maven / Gradle / Ivy

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/***********************************************************************************************************************
 *
 * blueBill Mobile - Android - open source birding
 * Copyright (C) 2009-2011 by Tidalwave s.a.s. (http://www.tidalwave.it)
 *
 ***********************************************************************************************************************
 *
 * 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.
 *
 ***********************************************************************************************************************
 *
 * WWW: http://bluebill.tidalwave.it/mobile
 * SCM: https://java.net/hg/bluebill-mobile~android-src
 *
 **********************************************************************************************************************/
package it.tidalwave.bluebill.mobile.taxonomy.text;

import it.tidalwave.bluebill.mobile.preferences.NameMatcher;
import javax.annotation.Nonnull;
import java.util.Locale;

/***********************************************************************************************************************
 *
 * @author  Fabrizio Giudici
 * @version $Id$
 *
 **********************************************************************************************************************/
public class ExactSubstringNameMatcher implements NameMatcher
  {
    /*******************************************************************************************************************
     *
     *
     ******************************************************************************************************************/
    public boolean matches (final @Nonnull String string, 
                            final @Nonnull CharSequence match,
                            final @Nonnull Locale locale)
      {
        if (match.length() == 0)
          {
            return true;
          }

        final String lowerCaseString = string.toLowerCase(locale);
        final String lowerCaseMatch = match.toString().toLowerCase(locale);

        return Character.isUpperCase(match.charAt(0)) ? lowerCaseString.startsWith(lowerCaseMatch)
                                                      : lowerCaseString.contains(lowerCaseMatch);
      }
  }