String to LocalDate

Question

How can i convert a string to a LocalDate   I have seen examples like   LocalDate dt   new LocalDate  2005-11-12      But my strings are like   2005-nov-12

User · Answer

You may have to go from DateTime to LocalDate.

Using Joda Time:

DateTimeFormatter FORMATTER = DateTimeFormat.forPattern("yyyy-MMM-dd");
DateTime dateTime = FORMATTER.parseDateTime("2005-nov-12");
LocalDate localDate = dateTime.toLocalDate();

User · Answer

DateTimeFormatter  has in-built formats that can directly be used to parse a character sequence  It is case Sensitive  Nov will work however nov and NOV wont work   DateTimeFormatter pattern   DateTimeFormatter ofPattern  yyyy-MMM-dd     try       LocalDate datetime   LocalDate parse oldDate  pattern       System out println datetime      catch  DateTimeParseException e           DateTimeParseException - Text  2019-nov-12  could not be parsed at index 5        Exception handling message mechanism logging as per company standard     DateTimeFormatterBuilder provides custom way to create a formatter  It is Case Insensitive  Nov   nov and NOV will be treated as same   DateTimeFormatter f   new DateTimeFormatterBuilder   parseCaseInsensitive            append DateTimeFormatter ofPattern  yyyy-MMM-dd    toFormatter    try       LocalDate datetime   LocalDate parse oldDate  f       System out println datetime      2019-11-12   catch  DateTimeParseException e            Exception handling message mechanism logging as per company standard

User · Answer

Datetime formatting is performed by the org joda time format DateTimeFormatter class  Three classes provide factory methods to create formatters  and this is one  The others are ISODateTimeFormat and DateTimeFormatterBuilder    DateTimeFormatter format   DateTimeFormat forPattern  yyyy-MMM-dd    LocalDate lDate   new LocalDate   parse  2005-nov-12  format     final org joda time LocalDate class is an immutable datetime class representing a date without a time zone  LocalDate is thread-safe and immutable  provided that the Chronology is as well  All standard Chronology classes supplied are thread-safe and immutable

User · Answer

java time  Since Java 1 8  you can achieve this without an extra library by using the java time classes  See Tutorial   DateTimeFormatter formatter   DateTimeFormatter ofPattern  yyyy-MMM-dd    formatter   formatter withLocale  putAppropriateLocaleHere        Locale specifies human language for translating  and cultural norms for lowercase uppercase and abbreviations and such  Example  Locale US or Locale CANADA FRENCH LocalDate date   LocalDate parse  2005-nov-12   formatter     The syntax is nearly the same though

User · Answer

As you use Joda Time  you should use DateTimeFormatter   final DateTimeFormatter dtf   DateTimeFormatter ofPattern  yyyy-MMM-dd    final LocalDate dt   dtf parseLocalDate yourinput       If using Java 8 or later  then refer to hertzi s answer

[java] String to LocalDate

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