1 /*
2  * Copyright (C) 2015 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 package com.android.voicemail.impl.mail;
17 
18 import java.util.Comparator;
19 
20 public class MessageDateComparator implements Comparator<Message> {
21   @Override
compare(Message o1, Message o2)22   public int compare(Message o1, Message o2) {
23     try {
24       if (o1.getSentDate() == null) {
25         return 1;
26       } else if (o2.getSentDate() == null) {
27         return -1;
28       } else {
29         return o2.getSentDate().compareTo(o1.getSentDate());
30       }
31     } catch (Exception e) {
32       return 0;
33     }
34   }
35 }
36