Android 各種時間格式轉化和獲取時間戳

public class TimeUtils {
    //十位時間戳字符串轉小時分鐘秒
    public static String Hourmin(String time) {
        SimpleDateFormat sdr = new SimpleDateFormat("HH:mm:ss");
        @SuppressWarnings("unused")
        long lcc = Long.valueOf(time);
        int i = Integer.parseInt(time);
        String times = sdr.format(new Date(i * 1000L));
        return times;
    }
    //十位時間戳字符串轉年月
    public static String YearMon(String time) {
        SimpleDateFormat sdr = new SimpleDateFormat("yyyy年MM月");
        @SuppressWarnings("unused")
        long lcc = Long.valueOf(time);
        int i = Integer.parseInt(time);
        String times = sdr.format(new Date(i * 1000L));
        return times;

    }
    //十位時間戳字符串轉月日
    public static String MonthDay(String time) {
        SimpleDateFormat sdr = new SimpleDateFormat("MM月dd日");
        @SuppressWarnings("unused")
        long lcc = Long.valueOf(time);
        int i = Integer.parseInt(time);
        String times = sdr.format(new Date(i * 1000L));
        return times;

    }
    //獲取13位字符串格式的時間戳
    public static String getTime13() {

        long time = System.currentTimeMillis();

        String str13 = String.valueOf(time);

        return str13;

    }
    //獲取10位字符串格式的時間戳
    public static String getTime() {

        long time = System.currentTimeMillis() / 1000;//獲取系統時間的10位的時間戳

        String str = String.valueOf(time);

        return str;

    }
     public static String YMDHMS(String time){
         SimpleDateFormat sdr = new SimpleDateFormat("yyyy年MM月dd日HH:mm:ss");
         @SuppressWarnings("unused")
         long lcc = Long.valueOf(time);
         int i = Integer.parseInt(time);
         String times = sdr.format(new Date(i * 1000L));
         return times;
     } 

}