1 /*
2  * Copyright (C) 2014 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.tv.settings.util;
18 
19 import android.net.Uri;
20 
21 import java.util.Comparator;
22 
23 class TransitionImageMatcher implements Comparator<TransitionImage> {
24 
TransitionImageMatcher()25     public TransitionImageMatcher() {
26     }
27 
28     @Override
compare(TransitionImage lhs, TransitionImage rhs)29     public int compare(TransitionImage lhs, TransitionImage rhs) {
30         Uri l = lhs == null ? null : lhs.getUri();
31         Uri r = rhs == null ? null : rhs.getUri();
32         if (l == null) {
33             return r == null ? 0 : -1;
34         }
35         if (r == null) {
36             return 1;
37         }
38         return l.compareTo(r);
39     }
40 
41 }
42