1/**
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5 * use this file except in compliance with the License. You may obtain a copy
6 * 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, WITHOUT
12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 * License for the specific language governing permissions and limitations
14 * under the License.
15 */
16package com.android.server.usage;
17
18/**
19 * A handy calendar object that knows nothing of Locale's or TimeZones. This simplifies
20 * interval book-keeping. It is *NOT* meant to be used as a user-facing calendar, as it has
21 * no concept of Locale or TimeZone.
22 */
23public class UnixCalendar {
24    public static final long DAY_IN_MILLIS = 24 * 60 * 60 * 1000;
25    public static final long WEEK_IN_MILLIS = 7 * DAY_IN_MILLIS;
26    public static final long MONTH_IN_MILLIS = 30 * DAY_IN_MILLIS;
27    public static final long YEAR_IN_MILLIS = 365 * DAY_IN_MILLIS;
28    private long mTime;
29
30    public UnixCalendar(long time) {
31        mTime = time;
32    }
33
34    public void addDays(int val) {
35        mTime += val * DAY_IN_MILLIS;
36    }
37
38    public void addWeeks(int val) {
39        mTime += val * WEEK_IN_MILLIS;
40    }
41
42    public void addMonths(int val) {
43        mTime += val * MONTH_IN_MILLIS;
44    }
45
46    public void addYears(int val) {
47        mTime += val * YEAR_IN_MILLIS;
48    }
49
50    public void setTimeInMillis(long time) {
51        mTime = time;
52    }
53
54    public long getTimeInMillis() {
55        return mTime;
56    }
57}
58