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/***********************************************************************************************************************
 *
 * blueBill Stats
 * Copyright (C) 2011-2011 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: http://java.net/hg/bluebill-server~stats-src
 *
 **********************************************************************************************************************/
package it.tidalwave.util;

import javax.annotation.Nonnull;
import it.tidalwave.util.Finder.SortCriterion;
import lombok.RequiredArgsConstructor;

/***********************************************************************************************************************
 *
 * An empty implementation of {@link SortCriterion} that can be used to declare placeholders for sort criteria to be
 * put on {@link Finder} interfaces. They should be internally replaced by a concrete implementation.
 * 
 * @author  Fabrizio Giudici
 * @version $Id$
 *
 **********************************************************************************************************************/
@RequiredArgsConstructor
public final class SortCriterionDeclaration implements SortCriterion
  {    
    @Nonnull
    private final String name;
    
    @Override @Nonnull
    public String toString()
      {
        return name;  
      }
  }