/**

  * Copyright 2008 WebPhotos

  *

  * 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 net.sf.webphotos.entity;

 import java.util.Comparator;

 /**

  *

  * @author Guilherme

  */

 public interface IsPhoto extends Comparable<IsPhoto> {

     public String getKey();

     public IsCredits getCreditos();

     public String getLegenda();

     public static final Comparator<IsPhoto> BY_KEY_ASCENDING = new Comparator<IsPhoto>() {

         @Override

         public int compare(IsPhoto photoOne, IsPhoto photoTwo) {

             return photoOne.getKey().compareTo(photoTwo.getKey());

         }

     };

     public static final Comparator<IsPhoto> BY_KEY_DESCENDING = new Comparator<IsPhoto>() {

         @Override

         public int compare(IsPhoto photoOne, IsPhoto photoTwo) {

             return photoTwo.getKey().compareTo(photoOne.getKey());

         }

     };

 }