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1 | | -package com.baeldung.date.comparison; |
2 | | - |
3 | | -import java.text.SimpleDateFormat; |
4 | | -import java.time.Instant; |
5 | | -import java.time.LocalDate; |
6 | | -import java.time.ZoneId; |
7 | | -import java.time.temporal.ChronoUnit; |
8 | | -import java.util.Calendar; |
9 | | -import java.util.Date; |
10 | | -import java.util.TimeZone; |
11 | | - |
12 | | -import org.apache.commons.lang3.time.DateUtils; |
13 | | - |
14 | | -import hirondelle.date4j.DateTime; |
15 | | - |
16 | | -public class DateComparisonUtils { |
17 | | - |
18 | | - public static boolean isSameDayUsingLocalDate(Date date1, Date date2) { |
19 | | - LocalDate localDate1 = date1.toInstant() |
20 | | - .atZone(ZoneId.systemDefault()) |
21 | | - .toLocalDate(); |
22 | | - LocalDate localDate2 = date2.toInstant() |
23 | | - .atZone(ZoneId.systemDefault()) |
24 | | - .toLocalDate(); |
25 | | - return localDate1.isEqual(localDate2); |
26 | | - } |
27 | | - |
28 | | - public static boolean isSameDayUsingInstant(Date date1, Date date2) { |
29 | | - Instant instant1 = date1.toInstant() |
30 | | - .truncatedTo(ChronoUnit.DAYS); |
31 | | - Instant instant2 = date2.toInstant() |
32 | | - .truncatedTo(ChronoUnit.DAYS); |
33 | | - return instant1.equals(instant2); |
34 | | - } |
35 | | - |
36 | | - public static boolean isSameDayUsingSimpleDateFormat(Date date1, Date date2) { |
37 | | - SimpleDateFormat fmt = new SimpleDateFormat("yyyyMMdd"); |
38 | | - return fmt.format(date1) |
39 | | - .equals(fmt.format(date2)); |
40 | | - } |
41 | | - |
42 | | - public static boolean isSameDayUsingCalendar(Date date1, Date date2) { |
43 | | - Calendar calendar1 = Calendar.getInstance(); |
44 | | - calendar1.setTime(date1); |
45 | | - Calendar calendar2 = Calendar.getInstance(); |
46 | | - calendar2.setTime(date2); |
47 | | - return calendar1.get(Calendar.YEAR) == calendar2.get(Calendar.YEAR) && calendar1.get(Calendar.MONTH) == calendar2.get(Calendar.MONTH) && calendar1.get(Calendar.DAY_OF_MONTH) == calendar2.get(Calendar.DAY_OF_MONTH); |
48 | | - } |
49 | | - |
50 | | - public static boolean isSameDayUsingApacheCommons(Date date1, Date date2) { |
51 | | - return DateUtils.isSameDay(date1, date2); |
52 | | - } |
53 | | - |
54 | | - public static boolean isSameDayUsingJoda(Date date1, Date date2) { |
55 | | - org.joda.time.LocalDate localDate1 = new org.joda.time.LocalDate(date1); |
56 | | - org.joda.time.LocalDate localDate2 = new org.joda.time.LocalDate(date2); |
57 | | - return localDate1.equals(localDate2); |
58 | | - } |
59 | | - |
60 | | - public static boolean isSameDayUsingDate4j(Date date1, Date date2) { |
61 | | - DateTime dateObject1 = DateTime.forInstant(date1.getTime(), TimeZone.getDefault()); |
62 | | - DateTime dateObject2 = DateTime.forInstant(date2.getTime(), TimeZone.getDefault()); |
63 | | - return dateObject1.isSameDayAs(dateObject2); |
64 | | - } |
65 | | -} |
| 1 | +package com.baeldung.date.comparison; |
| 2 | + |
| 3 | +import java.text.SimpleDateFormat; |
| 4 | +import java.time.Instant; |
| 5 | +import java.time.LocalDate; |
| 6 | +import java.time.ZoneId; |
| 7 | +import java.time.temporal.ChronoUnit; |
| 8 | +import java.util.Calendar; |
| 9 | +import java.util.Date; |
| 10 | +import java.util.TimeZone; |
| 11 | + |
| 12 | +import org.apache.commons.lang3.time.DateUtils; |
| 13 | + |
| 14 | +import hirondelle.date4j.DateTime; |
| 15 | + |
| 16 | +public class DateComparisonUtils { |
| 17 | + |
| 18 | + public static boolean isSameDayUsingLocalDate(Date date1, Date date2) { |
| 19 | + LocalDate localDate1 = date1.toInstant() |
| 20 | + .atZone(ZoneId.systemDefault()) |
| 21 | + .toLocalDate(); |
| 22 | + LocalDate localDate2 = date2.toInstant() |
| 23 | + .atZone(ZoneId.systemDefault()) |
| 24 | + .toLocalDate(); |
| 25 | + return localDate1.isEqual(localDate2); |
| 26 | + } |
| 27 | + |
| 28 | + public static boolean isSameDayUsingInstant(Date date1, Date date2) { |
| 29 | + Instant instant1 = date1.toInstant() |
| 30 | + .truncatedTo(ChronoUnit.DAYS); |
| 31 | + Instant instant2 = date2.toInstant() |
| 32 | + .truncatedTo(ChronoUnit.DAYS); |
| 33 | + return instant1.equals(instant2); |
| 34 | + } |
| 35 | + |
| 36 | + public static boolean isSameDayUsingSimpleDateFormat(Date date1, Date date2) { |
| 37 | + SimpleDateFormat fmt = new SimpleDateFormat("yyyyMMdd"); |
| 38 | + return fmt.format(date1) |
| 39 | + .equals(fmt.format(date2)); |
| 40 | + } |
| 41 | + |
| 42 | + public static boolean isSameDayUsingCalendar(Date date1, Date date2) { |
| 43 | + Calendar calendar1 = Calendar.getInstance(); |
| 44 | + calendar1.setTime(date1); |
| 45 | + Calendar calendar2 = Calendar.getInstance(); |
| 46 | + calendar2.setTime(date2); |
| 47 | + return calendar1.get(Calendar.YEAR) == calendar2.get(Calendar.YEAR) && calendar1.get(Calendar.MONTH) == calendar2.get(Calendar.MONTH) && calendar1.get(Calendar.DAY_OF_MONTH) == calendar2.get(Calendar.DAY_OF_MONTH); |
| 48 | + } |
| 49 | + |
| 50 | + public static boolean isSameDayUsingApacheCommons(Date date1, Date date2) { |
| 51 | + return DateUtils.isSameDay(date1, date2); |
| 52 | + } |
| 53 | + |
| 54 | + public static boolean isSameDayUsingJoda(Date date1, Date date2) { |
| 55 | + org.joda.time.LocalDate localDate1 = new org.joda.time.LocalDate(date1); |
| 56 | + org.joda.time.LocalDate localDate2 = new org.joda.time.LocalDate(date2); |
| 57 | + return localDate1.equals(localDate2); |
| 58 | + } |
| 59 | + |
| 60 | + public static boolean isSameDayUsingDate4j(Date date1, Date date2) { |
| 61 | + DateTime dateObject1 = DateTime.forInstant(date1.getTime(), TimeZone.getDefault()); |
| 62 | + DateTime dateObject2 = DateTime.forInstant(date2.getTime(), TimeZone.getDefault()); |
| 63 | + return dateObject1.isSameDayAs(dateObject2); |
| 64 | + } |
| 65 | +} |
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