}
return times;
}
//将时间字符串转为时间戳字符串
public static String getStringTimestamp(String time) {
String timestamp = null;
try {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
Long longTime = sdf.parse(time).getTime()/1000;
timestamp = Long.toString(longTime);
} catch (ParseException e) {
e.printStackTrace();
}
return timestamp;
}
//将长整型时间转为为分秒
public static String time(long millionSeconds) {
SimpleDateFormat simpleDateFormat = new SimpleDateFormat("mm:ss");
Calendar c = Calendar.getInstance();
c.setTimeInMillis(millionSeconds);
return simpleDateFormat.format(c.getTime());
}
//将长度转换为时间
public static StringBuilder mFormatBuilder = new StringBuilder();
public static Formatter mFormatter = new Formatter(mFormatBuilder, Locale.getDefault());
public static String stringForTime(int timeMs) {
int totalSeconds = timeMs / 1000;
int seconds = totalSeconds % 60;
int minutes = (totalSeconds / 60) % 60;
int hours = totalSeconds / 3600;
mFormatBuilder.setLength(0);
if (hours > 0) {
return mFormatter.format("%d:%02d:%02d", hours, minutes, seconds).toString();
} else {
return mFormatter.format("%02d:%02d", minutes, seconds).toString();
}
}
}
MusicUtils.java 音乐扫描工具类
public class MusicUtils {
/**
* 扫描系统里面的音频文件，返回一个list集合
*/
public static List getMusicData(Context context) {
List list = new ArrayList();
// 媒体库查询语句（写一个工具类MusicUtils）
Cursor cursor = context.getContentResolver().query(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, null, null,
null, MediaStore.Audio.AudioColumns.IS_MUSIC);
if (cursor != null) {
while (cursor.moveToNext()) {
Song song = new Song();
song.song = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Audio.Media.TITLE));//歌曲名称
song.singer = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Audio.Media.ARTIST));//歌手
song.album = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Audio.Media.ALBUM));//专辑名
song.path = cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Audio.Media.DATA));//歌曲路径
song.duration = cursor.getInt(cursor.getColumnIndexOrThrow(MediaStore.Audio.Media.DURATION));//歌曲时长
song.size = cursor.getLong(cursor.getColumnIndexOrThrow(MediaStore.Audio.Media.SIZE));//歌曲大小
if (song.size > 1000 * 800) {
// 注释部分是切割标题，分离出歌曲名和歌手 （本地媒体库读取的歌曲信息不规范）
if (song.song.contains("-")) {
String[] str = song.song.split("-");
song.singer = str[0];
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