blob: ffda1108e662b7c84d4423d198f1004825589c21 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
/*
* Copyright (C) 2014 The Android Open Source Project
*
* 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 com.example.android.musicservicedemo.browser;
import android.os.AsyncTask;
import android.util.Log;
import org.json.JSONException;
/**
* Asynchronous task to retrieve the music data using MusicProvider.
*/
public class MusicProviderTask extends AsyncTask<Void, Void, Void> {
private static final String TAG = "MusicProviderTask";
MusicProvider mMusicProvider;
MusicProviderTaskListener mMusicProviderTaskListener;
/**
* Initialize the task with the provider to download the music data and the
* listener to be informed when the task is done.
*
* @param musicProvider
* @param listener
*/
public MusicProviderTask(MusicProvider musicProvider,
MusicProviderTaskListener listener) {
mMusicProvider = musicProvider;
mMusicProviderTaskListener = listener;
}
/*
* (non-Javadoc)
* @see android.os.AsyncTask#doInBackground(java.lang.Object[])
*/
@Override
protected Void doInBackground(Void... arg0) {
try {
mMusicProvider.retreiveMedia();
} catch (JSONException e) {
Log.e(TAG, "::doInBackground:", e);
}
return null;
}
/*
* (non-Javadoc)
* @see android.os.AsyncTask#onPostExecute(java.lang.Object)
*/
@Override
protected void onPostExecute(Void result) {
mMusicProviderTaskListener.onMusicProviderTaskCompleted();
}
}
|
