JAVA EE: How to use get methods of DayOfWeek Enum

Friday 8 June 2018

How to use get methods of DayOfWeek Enum | Java 8 Date and Time

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https://www.youtube.com/watch?v=ecGq51oOw4o&list=UUhwKlOVR041tngjerWxVccw

DayOfWeekDemo1.java

import java.time.DayOfWeek;

import java.time.temporal.ChronoField;

public class DayOfWeekDemo1

{

    public static void main(String[] args)

    {

        DayOfWeek dayOfWeek = DayOfWeek.TUESDAY;

        System.out.println("dayOfWeek = "+dayOfWeek);

        /*

         * Parameters:

         * 

         * field - the field to get, not null

         * 

         * Returns:

         * 

         * the value for the field

         */

        long value = dayOfWeek.getLong(ChronoField.DAY_OF_WEEK);        

        System.out.println(value);

    }

}

Output

dayOfWeek = TUESDAY

2

DayOfWeekDemo2.java

import java.time.DayOfWeek;

import java.time.temporal.ChronoField;

public class DayOfWeekDemo2

{

    public static void main(String[] args)

    {

         DayOfWeek dayOfWeek = DayOfWeek.SUNDAY;

         System.out.println("dayOfWeek = "+dayOfWeek);

        /*

         * Parameters:

         * 

         * field - the field to get, not null

         * 

         * Returns:

         * 

         * the value for the field, within the valid range of values

         */

        int value = dayOfWeek.get(ChronoField.DAY_OF_WEEK);

        System.out.println(value);

    }

}