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
17package com.example.android.supportv4.media.model;
18
19import android.support.v4.media.MediaMetadataCompat;
20import android.text.TextUtils;
21
22/**
23 * Holder class that encapsulates a MediaMetadata and allows the actual metadata to be modified
24 * without requiring to rebuild the collections the metadata is in.
25 */
26public class MutableMediaMetadata {
27
28    public MediaMetadataCompat metadata;
29    public final String trackId;
30
31    public MutableMediaMetadata(String trackId, MediaMetadataCompat metadata) {
32        this.metadata = metadata;
33        this.trackId = trackId;
34    }
35
36    @Override
37    public boolean equals(Object o) {
38        if (this == o) {
39            return true;
40        }
41        if (o == null || o.getClass() != MutableMediaMetadata.class) {
42            return false;
43        }
44
45        MutableMediaMetadata that = (MutableMediaMetadata) o;
46
47        return TextUtils.equals(trackId, that.trackId);
48    }
49
50    @Override
51    public int hashCode() {
52        return trackId.hashCode();
53    }
54}
55