1 /*
2  * Copyright (C) 2008 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 
17 package com.android.locationtracker.data;
18 
19 import java.util.Calendar;
20 import java.util.TimeZone;
21 
22 /**
23  * Provides formatting date as string utilities
24  */
25 public class DateUtils {
26 
DateUtils()27     private DateUtils() {
28 
29     }
30 
31     /**
32      * Returns timestamp given by param in KML format ie yyyy-mm-ddThh:mm:ssZ,
33      * where T is the separator between the date and the time and the time zone
34      * is Z (for UTC)
35      *
36      * @return KML timestamp as String
37      */
getKMLTimestamp(long when)38     public static String getKMLTimestamp(long when) {
39         TimeZone tz = TimeZone.getTimeZone("GMT");
40         Calendar c = Calendar.getInstance(tz);
41         c.setTimeInMillis(when);
42         return String.format("%tY-%tm-%tdT%tH:%tM:%tSZ", c, c, c, c, c, c);
43     }
44 
45     /**
46      * Helper version of getKMLTimestamp, that returns timestamp for current
47      * time
48      */
getCurrentKMLTimestamp()49     public static String getCurrentKMLTimestamp() {
50         return getKMLTimestamp(System.currentTimeMillis());
51     }
52 
53     /**
54      * Returns timestamp in following format: yyyy-mm-dd-hh-mm-ss
55      */
getCurrentTimestamp()56     public static String getCurrentTimestamp() {
57         Calendar c = Calendar.getInstance();
58         c.setTimeInMillis(System.currentTimeMillis());
59         return String.format("%tY-%tm-%td-%tH-%tM-%tS", c, c, c, c, c, c);
60     }
61 }
62