OffsetDateTime withHour() method in Java with examples
The withHour() method of OffsetDateTime class in Java returns a copy of this OffsetDateTime with the hour of the day altered as specified in the parameter.
Syntax:
public OffsetDateTime withHour(int hour)
Parameter: This method accepts a single parameter hour which specifies the hour of the day to be set in the result which can range from 0 to 23.
Return Value: It returns a OffsetDateTime based on this date with the requested hour of the day and not null.
Exceptions: The program throws a DateTimeException when the hour of the day value is invalid or if the day-of-year is invalid.
Below programs illustrate the withHour() method:
Program 1:
import java.time.OffsetDateTime;
import java.time.ZonedDateTime;
public class GFG {
public static void main(String[] args)
{
OffsetDateTime date1
= OffsetDateTime
.parse(
"2018-12-12T13:30:30+05:00" );
System.out.println( "Date1: " + date1);
System.out.println( "Date1 after altering hour of the day: "
+ date1.withHour( 20 ));
}
}
|
Output:
Date1: 2018-12-12T13:30:30+05:00
Date1 after altering hour of the day: 2018-12-12T20:30:30+05:00
Program 2:
import java.time.OffsetDateTime;
public class GFG {
public static void main(String[] args)
{
try {
OffsetDateTime date1
= OffsetDateTime
.parse(
"2018-12-12T13:30:30+05:00" );
System.out.println( "Date1: " + date1);
System.out.println( "Date1 after altering hour of the day: "
+ date1.withHour( 27 ));
}
catch (Exception e) {
System.out.println( "Exception: " + e);
}
}
}
|
Output:
Date1: 2018-12-12T13:30:30+05:00
Exception: java.time.DateTimeException:
Invalid value for HourOfDay (valid values 0 - 23): 27
Reference: https://docs.oracle.com/javase/10/docs/api/java/time/OffsetDateTime.html#withHour(int)
Last Updated :
17 Dec, 2018
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