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https://issues.apache.org/jira/browse/LANG-1638?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17414703#comment-17414703
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Arun Avanathan edited comment on LANG-1638 at 9/14/21, 4:13 AM:
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There is more history to this question -
[https://stackoverflow.com/questions/8686331/y-returns-2012-while-y-returns-2011-in-simpledateformat]
. {{Y}} gives weekYear if Calendar supports Weekyear
{{getCalendar().isWeekDateSupported()}};
This bug should be closed on Commons with detailed documentation of the
recommended pattern in using {{DateFormatUtils.format()}}
was (Author: aavanathan):
There is more history to this question -
[https://stackoverflow.com/questions/8686331/y-returns-2012-while-y-returns-2011-in-simpledateformat]
. {{Y}} gives weekYear if Calendar supports Weekyear
{{getCalendar().isWeekDateSupported()}};
> commons-lang3-3.11 - Date
> --------------------------
>
> Key: LANG-1638
> URL: https://issues.apache.org/jira/browse/LANG-1638
> Project: Commons Lang
> Issue Type: Bug
> Affects Versions: 3.11
> Environment: Production
> Reporter: Shailendra Soni
> Priority: Major
>
> December 27th to 31st 2020 gets converted into 2021 while trying to use
> `DateFormatUtils.format` method.
> {code:java}
> import org.apache.commons.lang3.time.DateFormatUtils;
> import org.apache.commons.lang3.time.DateUtils;
> public class DateEx {
> public static void main(String... args) throws Exception{
> String startDateStr = "2020-12-31";
> String startDate = DateFormatUtils
> .format(DateUtils.parseDate(startDateStr, "YYYY-MM-dd"),
> "YYYY-MM-dd-HH.MM.SS.mmmmmm");
> System.out.println("startDate with Timestamp - " + startDate);
> }
> }
> {code}
>
> Actual Output - 2021-12-31-00.12.00.000000
> Expected Output - 2020-12-31-00.12.00.000000
>
> Can someone look into it.
>
> Version :-
> # Java -> 1.8.0_212-b10
> # Common-lang3 -> 3.11
>
>
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