Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
MonthAdaptor |
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| 4.333333333333333;4.333 |
1 | package org.paneris.jammyjoes.mvp; | |
2 | ||
3 | import java.text.SimpleDateFormat; | |
4 | import java.util.Calendar; | |
5 | import java.util.Date; | |
6 | import java.util.GregorianCalendar; | |
7 | ||
8 | public class MonthAdaptor implements EquatableComparable { | |
9 | ||
10 | private Date _date; | |
11 | 0 | private static SimpleDateFormat formatter = new SimpleDateFormat("MM/yyyy"); |
12 | ||
13 | ||
14 | public EquatableComparable earliest() { | |
15 | 0 | Calendar calendar = asCalendar(); |
16 | 0 | calendar.add(Calendar.YEAR, -1); |
17 | 0 | return new MonthAdaptor(calendar.getTime()); |
18 | } | |
19 | ||
20 | public EquatableComparable previous() { | |
21 | 0 | Calendar calendar = new GregorianCalendar(_date.getYear()+1900,_date.getMonth(), _date.getDate()); |
22 | 0 | calendar.add(Calendar.MONTH, -1); |
23 | 0 | return new MonthAdaptor(calendar.getTime()); |
24 | } | |
25 | ||
26 | private Calendar asCalendar() { | |
27 | 0 | return new GregorianCalendar(_date.getYear()+1900,_date.getMonth(), _date.getDate()); |
28 | } | |
29 | ||
30 | public String toString() { | |
31 | 0 | if (_date == null) return ""; |
32 | 0 | return formatter.format(_date); |
33 | } | |
34 | ||
35 | public int hashCode() { | |
36 | 0 | if (_date == null) { |
37 | 0 | return 0; |
38 | } | |
39 | 0 | return _date.getYear() ^ _date.getMonth(); |
40 | } | |
41 | ||
42 | 0 | public MonthAdaptor(Date date) { |
43 | 0 | _date = date; |
44 | 0 | } |
45 | ||
46 | public boolean isNull() { | |
47 | 0 | return _date == null; |
48 | } | |
49 | ||
50 | public boolean equals(Object other) { | |
51 | 0 | if (other == null) return false; |
52 | 0 | if (_date == null) return false; |
53 | 0 | if (!(other instanceof EquatableComparable)) |
54 | 0 | return false; |
55 | 0 | MonthAdaptor otherDate = (MonthAdaptor) other; |
56 | 0 | if (otherDate._date == null) return false; |
57 | 0 | if (_date.getYear() == otherDate._date.getYear() |
58 | && _date.getMonth() == otherDate._date.getMonth()) { | |
59 | 0 | return true; |
60 | } | |
61 | 0 | return false; |
62 | } | |
63 | ||
64 | public int compareTo(Object other) { | |
65 | 0 | if (other == null) return 1; |
66 | 0 | if (_date == null) return -1; |
67 | 0 | if (!(other instanceof EquatableComparable)) |
68 | 0 | return 1; |
69 | 0 | MonthAdaptor otherDate = (MonthAdaptor) other; |
70 | 0 | if (otherDate._date == null) return 1; |
71 | 0 | if (_date.getYear() > otherDate._date.getYear()) return 1; |
72 | 0 | if (_date.getYear() < otherDate._date.getYear()) return -1; |
73 | 0 | if (_date.getMonth() > otherDate._date.getMonth()) return 1; |
74 | 0 | if (_date.getMonth() < otherDate._date.getMonth()) return -1; |
75 | 0 | return 0; |
76 | } | |
77 | ||
78 | } |