JapaneseChronology zonedDateTime(Instant, ZoneId) method in Java with Example

The zonedDateTime() method of java.time.chrono.JapaneseChronology class is used to retrieve the date and time of a particular zone according to Japanese calendrer from a particular instant.

Syntax:

public ZonedDateTime zonedDateTime(
       Instant instant, ZoneId zone)

Parameter: This method takes the following arguments as parameter.

  • instant: which is the object of type instant
  • zone: which is the object of type zoneId

Return Value: This method returns the ZonedDateTime of a particular zone according to Japanese calendrer from a particular instant.

Below are the examples to illustrate the zonedDateTime() method:



Example 1:

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// Java program to demonstrate
// zonedDateTime() method
  
import java.util.*;
import java.io.*;
import java.time.*;
import java.time.chrono.*;
  
public class GFG {
    public static void main(String[] argv)
    {
        try {
            // creating and initializing
            // JapaneseDate Object
            JapaneseDate hidate
                = JapaneseDate.now();
  
            // getting JapaneseChronology
            // used in JapaneseDate
            JapaneseChronology crono
                = hidate.getChronology();
  
            // getting JapaneseDate and time for the
            // given Instant and ZoneId
            // by using zonedDateTime() method
            ChronoZonedDateTime<JapaneseDate> date
                = crono.zonedDateTime(
                    Instant.now(),
                    ZoneId.systemDefault());
  
            // display the result
            System.out.println(
                "JapaneseDate and time is: "
                + date);
        }
        catch (DateTimeException e) {
            System.out.println(
                "passed parameter can "
                + "not form a date");
            System.out.println(
                "Exception thrown: " + e);
        }
    }
}

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Output:

JapaneseDate and time is:
 Japanese Heisei 32-03-15T06:55:36.135Z[Etc/UTC]

Example 2:

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// Java program to demonstrate
// zonedDateTime() method
  
import java.util.*;
import java.io.*;
import java.time.*;
import java.time.chrono.*;
  
public class GFG {
    public static void main(String[] argv)
    {
        try {
            // creating and initializing
            // JapaneseDate Object
            JapaneseDate hidate
                = JapaneseDate.now();
  
            // getting JapaneseChronology
            // used in JapaneseDate
            JapaneseChronology crono
                = hidate.getChronology();
  
            // getting JapaneseDate and time for the
            // given Instant and ZoneId
            // by using zonedDateTime() method
            ChronoZonedDateTime<JapaneseDate> date
                = crono.zonedDateTime(
                    Instant.ofEpochSecond(25000),
                    ZoneId.systemDefault());
  
            // display the result
            System.out.println(
                "JapaneseDate and time is: "
                + date);
        }
        catch (DateTimeException e) {
            System.out.println(
                "passed parameter can "
                + "not form a date");
            System.out.println(
                "Exception thrown: " + e);
        }
    }
}

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Output:

JapaneseDate and time is:
 Japanese Showa 45-01-01T06:56:40Z[Etc/UTC]

Reference: https://docs.oracle.com/javase/9/docs/api/java/time/chrono/JapaneseChronology.html#zonedDateTime-java.time.Instant-java.time.ZoneId-

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