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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.emailcommon.mail;
     18 
     19 import java.util.Comparator;
     20 
     21 public class MessageDateComparator implements Comparator<Message> {
     22     @Override
     23     public int compare(Message o1, Message o2) {
     24         try {
     25             if (o1.getSentDate() == null) {
     26                 return 1;
     27             } else if (o2.getSentDate() == null) {
     28                 return -1;
     29             } else
     30                 return o2.getSentDate().compareTo(o1.getSentDate());
     31         } catch (Exception e) {
     32             return 0;
     33         }
     34     }
     35 }
     36