Date工具类

 1 public class DateUtils {
 2 
 3     public static final String datetimeFormater = "yyyy-MM-dd HH:mm:ss";
 4     public static final String dateFormater = "yyyy-MM-dd";
 5 
 6     // private static Date date ;
 7     /**
 8      * 格式化时间
 9      */
10     public static String formatDateTime(Date date) {
11         SimpleDateFormat df = new SimpleDateFormat(datetimeFormater);
12         return df.format(date);
13     }
14 
15     /**
16      * 格式化时间戳
17      */
18     public static String formatTimeMillion(String time) {
19         if(time != null){
20             Date date = new Date(Long.parseLong(time) * 1000);
21             SimpleDateFormat format = new SimpleDateFormat(dateFormater);
22             String str = format.format(date);
23             return str;
24         }
25         return "";
26     }
27 
28     /**
29      * 根据具体的时间获得时间戳
30      * 
31      * @param datetime
32      * @return
33      */
34     public static long getLongTime(String datetime) {
35         SimpleDateFormat df = new SimpleDateFormat(datetimeFormater);
36         Date date = null;
37         try {
38             date = df.parse(datetime);
39         } catch (Exception e) {
40             e.printStackTrace();
41         }
42         if(date != null){
43             return date.getTime() / 1000;
44         }else{
45             return 0;
46         }
47     }
48 
49     /**
50      * 根据具体的时间获得时间戳
51      * 
52      * @param datetime
53      * @return
54      */
55     public static String getFormatTime(String time) {
56         DecimalFormat df = new DecimalFormat("#");
57         double d = Double.parseDouble(time);
58         String result = df.format(d);
59         return formatTimeMillion(result);
60     }
61     
62     public static String  converTime(long time){
63         Date d = new Date(time);
64         SimpleDateFormat sdf = new SimpleDateFormat("yyyy/MM/dd hh:mm");
65         return sdf.format(d);
66     }
67 }