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/***********************************************************************************************************************
 *
 * OpenBlueSky - NetBeans Platform Enhancements
 * Copyright (C) 2006-2012 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://openbluesky.java.net
 * SCM: https://bitbucket.org/tidalwave/openbluesky-src
 *
 **********************************************************************************************************************/
package it.tidalwave.netbeans.examples.nodes.example8.view;

import javax.annotation.concurrent.ThreadSafe;
import javax.annotation.Nonnull;
import java.util.Comparator;
import it.tidalwave.util.Finder.SortCriterion;
import it.tidalwave.util.DefaultFilterSortCriterion;
import static it.tidalwave.role.Displayable.Displayable;
import static it.tidalwave.netbeans.util.EnhancedLookups.*;

/***********************************************************************************************************************
 *
 * @author  Fabrizio Giudici
 * @version $Id$
 * @draft
 *
 **********************************************************************************************************************/
@ThreadSafe
public final class CompareByDisplayNameIgnoringCase extends DefaultFilterSortCriterion 
  {
    public static final SortCriterion BY_DISPLAY_NAME_IGNORING_CASE = new CompareByDisplayNameIgnoringCase();
    
    private CompareByDisplayNameIgnoringCase() 
      {
        super(new Comparator()
          {
            @Override
            public int compare (final @Nonnull Object o1, final @Nonnull Object o2)
              {
                final String s1 = lookup(o1, Displayable).getDisplayName();
                final String s2 = lookup(o2, Displayable).getDisplayName();
                return s1.compareToIgnoreCase(s2);
              }
          });
      }
  }