How to use with methods of Period Class | Java 8 Date and Time

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PeriodDemo.java

import java.time.Period;

public class PeriodDemo
{

    public static void main(String[] args)
    {

        Period period1 = Period.ofMonths(12);
        System.out.println("period1 = " + period1);

        /*
         * Parameters:
         *
         * days - the days to represent, may be negative
         *
         * Returns:
         *
         * a Period based on this period with the requested days, not
         * null
         */

        Period period2 = period1.withDays(20);
        System.out.println("period2[withDays] = " + period2);

        /*
         * Parameters:
         *
         * years - the years to represent, may be negative
         *
         * Returns:
         *
         * a Period based on this period with the requested years, not
         * null
         */
        Period period3 = period2.withYears(2017);
        System.out.println("period3[withYears] = " + period3);
       
        /*
         * Parameters:
         *
         * months - the months to represent, may be negative
         *
         * Returns:
         *
         * a Period based on this period with the requested months,
         * not null
         */
        Period period4 = period3.withMonths(1);
        System.out.println("period4[withMonths]= " + period4);

    }

}

Output

period1 = P12M
period2[withDays] = P12M20D
period3[withYears] = P2017Y12M20D
period4[withMonths]= P2017Y1M20D

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/PeriodDemo_with_methods.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/PeriodDemo_with_methods

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/755fea7aeca931764d09d2ae6d0900a44d7186bb/BasicJava_2018/PeriodDemo_with_methods/?at=master

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How to use toTotalMonths method of Period Class | Java 8 Date and Time

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https://www.youtube.com/watch?v=kwi1NxNwmBs&list=UUhwKlOVR041tngjerWxVccw

PeriodDemo.java

import java.time.Period;

public class PeriodDemo
{

    public static void main(String[] args)
    {

        Period period = Period.ofMonths(11);
        System.out.println("period = " + period);
        /*
         * Returns:
         *
         * the total number of months in the period, may be negative
         */
        long totalMonths = period.toTotalMonths();
        System.out.println("totalMonths = " + totalMonths);

    }

}

Output

period = P11M
totalMonths = 11

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/PeriodDemo_toTotalMonths.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/PeriodDemo_toTotalMonths

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/755fea7aeca931764d09d2ae6d0900a44d7186bb/BasicJava_2018/PeriodDemo_toTotalMonths/?at=master

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How to use subtractFrom method of Period Class | Java 8 Date and Time

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https://www.youtube.com/watch?v=c9JNzvZLN2o&list=UUhwKlOVR041tngjerWxVccw

PeriodDemo.java

import java.time.LocalDate;
import java.time.Period;
import java.time.temporal.Temporal;

public class PeriodDemo
{

    public static void main(String[] args)
    {

        Period period = Period.ofDays(2);
        System.out.println("period = "+period);
       
        LocalDate localDate = LocalDate.now();
        System.out.println("localDate = "+localDate);
       
        /*
         * Parameters:
         *
         * temporal - the temporal object to adjust, not null
         *
         * Returns:
         *
         * an object of the same type with the adjustment made, not
         * null
         */

        Temporal temporal = period.subtractFrom(localDate);
        System.out.println("temporal = "+temporal);

    }

}

Output

period = P2D
localDate = 2018-03-11
temporal = 2018-03-09

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/PeriodDemo_subtractFrom.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/PeriodDemo_subtractFrom

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/755fea7aeca931764d09d2ae6d0900a44d7186bb/BasicJava_2018/PeriodDemo_subtractFrom/?at=master

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How to use normalized method of Period Class | Java 8 Date and Time

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

PeriodDemo.java

import java.time.Period;

public class PeriodDemo
{

    public static void main(String[] args)
    {

        Period period1 = Period.ofMonths(14);
        System.out.println("period1 = " + period1);

        /*
         * Ret urns a copy of this period with the years and months
         * normalized.
         *
         * Returns:
         *
         * a Period based on this period with excess months normalized
         * to years, not null
         */
        Period period2 = period1.normalized();
        System.out.println("period2 = " + period2);

    }

}

Output

period1 = P14M
period2 = P1Y2M

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/PeriodDemo-normalized.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/PeriodDemo-normalized

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/755fea7aeca931764d09d2ae6d0900a44d7186bb/BasicJava_2018/PeriodDemo-normalized/?at=master

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How to use negated method of Period Class | Java 8 Date and Time

Click here to watch on Youtube: 
https://www.youtube.com/watch?v=PDklNB-6mG0&list=UUhwKlOVR041tngjerWxVccw

PeriodDemo.java

import java.time.Period;

public class PeriodDemo
{

    public static void main(String[] args)
    {

        Period period1 = Period.ofMonths(12);
        System.out.println("period1 = " + period1);
        /*
         * Returns a new instance with each amount in this period
         * negated.
         *
         * This returns a period with each of the years, months and
         * days units individually negated. For example, a period of
         * "2 years, -3 months and 4 days" will be negated to
         * "-2 years, 3 months and -4 days".
         *
         * Returns:
         *
         * a Period based on this period with the amounts negated, not
         * null
         */
        Period period2 = period1.negated();
        System.out.println("period2 = " + period2);

    }

}

Output

period1 = P12M
period2 = P-12M

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/PeriodDemo_negated.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/PeriodDemo_negated

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/755fea7aeca931764d09d2ae6d0900a44d7186bb/BasicJava_2018/PeriodDemo_negated/?at=master

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How to use multipliedBy method of Period Class | Java 8 Date and Time

Click here to watch on Youtube: 
https://www.youtube.com/watch?v=OV7gUPaUd4o&list=UUhwKlOVR041tngjerWxVccw

PeriodDemo.java

import java.time.Period;

public class PeriodDemo
{

    public static void main(String[] args)
    {

        Period period1 = Period.ofDays(12);
        System.out.println("period1 = "+period1);
       
        /*
         * Parameters:
         *
         * scalar - the scalar to multiply by, not null
         *
         * Returns:
         *
         * a Period based on this period with the amounts multiplied
         * by the scalar, not null
         */

        Period period2 = period1.multipliedBy(10);
        System.out.println("period2 = "+period2);

    }

}

Output

period1 = P12D
period2 = P120D

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/PeriodDemo_multipliedBy.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/PeriodDemo_multipliedBy

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/755fea7aeca931764d09d2ae6d0900a44d7186bb/BasicJava_2018/PeriodDemo_multipliedBy/?at=master

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How to use isNegative and isZero methods of Period Class | Java 8 Date and Time

Click here to watch on Youtube:
https://www.youtube.com/watch?v=408wNm8VBOU&list=UUhwKlOVR041tngjerWxVccw

PeriodDemo.java

import java.time.Period;

public class PeriodDemo
{

    public static void main(String[] args)
    {

        Period period = Period.ofMonths(12);
        System.out.println("period = "+period);
       
        /*
         * Returns:
         *
         * true if any unit of this period is negative
         */
        boolean isNegative  = period.isNegative();
        System.out.println("isNegative = "+isNegative);
       
       
        /*
         * Checks if all three units of this period are zero.
         *
         * A zero period has the value zero for the years, months and
         * days units
         *
         */
        boolean isZero = period.isZero();
        System.out.println("isZero = "+isZero);

    }

}

Output

period = P12M
isNegative = false
isZero = false

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/PeriodDemo_isNegative_zero.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/PeriodDemo_isNegative_zero

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/755fea7aeca931764d09d2ae6d0900a44d7186bb/BasicJava_2018/PeriodDemo_isNegative_zero/?at=master

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How to use get method of Period Class which accepts TemporalUnit | Java 8 Date and Time

Click here to watch on Youtube:
https://www.youtube.com/watch?v=AvaWHGgkqDU&list=UUhwKlOVR041tngjerWxVccw

PeriodDemo.java

import java.time.Period;
import java.time.temporal.ChronoUnit;

public class PeriodDemo
{

    public static void main(String[] args)
    {

        Period period = Period.ofMonths(12);
        System.out.println("period = "+period);

        /*
         * Parameters:
         *
         * unit - the TemporalUnit for which to return the value
         *
         * Returns:
         *
         * the long value of the unit
         */
        long monthValue = period.get(ChronoUnit.MONTHS);

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

    }

}

Output

period = P12M
monthValue = 12

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/PeriodDemo_get_unit.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/PeriodDemo_get_unit

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/755fea7aeca931764d09d2ae6d0900a44d7186bb/BasicJava_2018/PeriodDemo_get_unit/?at=master

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How to use getChronology method of Period Class | Java 8 Date and Time

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https://www.youtube.com/watch?v=ogYLp2o1e6o&list=UUhwKlOVR041tngjerWxVccw

PeriodDemo.java

import java.time.Period;
import java.time.chrono.IsoChronology;

public class PeriodDemo
{

    public static void main(String[] args)
    {

        Period period = Period.ofMonths(12);
        /*
         * Returns:
         *
         * the ISO chronology, not null
         */
        IsoChronology  isoChronology  = period.getChronology();
        System.out.println(isoChronology.getId());

    }

}

Output

ISO

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/PeriodDemo_getChronology.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/PeriodDemo_getChronology

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/755fea7aeca931764d09d2ae6d0900a44d7186bb/BasicJava_2018/PeriodDemo_getChronology/?at=master

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How to use equal method of Period Class | Java 8 Date and Time

Click here to watch on Youtube: 
https://www.youtube.com/watch?v=ev1oO0AmOYU&list=UUhwKlOVR041tngjerWxVccw

PeriodDemo.java

import java.time.Period;

public class PeriodDemo
{

    public static void main(String[] args)
    {

        Period period1 = Period.ofDays(12);
        System.out.println("period1 = " + period1);
       
        Period period2 = Period.ofDays(12);
        System.out.println("period2 = " + period2);
        /*
         * Parameters:
         *
         * obj - the object to check, null returns false
         *
         * Returns:
         *
         * true if this is equal to the other period
         */
        boolean isEqual = period1.equals(period2);
        System.out.println("isEqual = " + isEqual);

    }

}

Output

period1 = P12D
period2 = P12D
isEqual = true

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/PeriodDemo_equals.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/PeriodDemo_equals

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/755fea7aeca931764d09d2ae6d0900a44d7186bb/BasicJava_2018/PeriodDemo_equals/?at=master

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How to use from method of Period Class | Java 8 Date and Time

Click here to watch on Youtube: 
https://www.youtube.com/watch?v=AMsuXg45zoI&list=UUhwKlOVR041tngjerWxVccw

PeriodDemo.java

import java.time.Period;
import java.time.temporal.TemporalAmount;

public class PeriodDemo
{

    public static void main(String[] args)
    {

        TemporalAmount temporalAmount = Period.ofMonths(12);

        /*
         * Obtains an instance of Period from a temporal amount.
         *
         * Parameters:
         *
         * amount - the temporal amount to convert, not null
         *
         * Returns:
         *
         * the equivalent period, not null
         */
        Period period = Period.from(temporalAmount);

        System.out.println(period);

    }

}

Output

P12M

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/PeriodDemo_from.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/PeriodDemo_from

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/b8bbbd8e3fa258805c096cde7ca05dcc526111c2/BasicJava_2018/PeriodDemo_from/?at=master

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How to use between method of Period Class | Java 8 Date and Time

Click here to watch on Youtube: 
https://www.youtube.com/watch?v=cqIXCPGfFsg&list=UUhwKlOVR041tngjerWxVccw

PeriodDemo.java

import java.time.LocalDate;
import java.time.Month;
import java.time.Period;

public class PeriodDemo
{

    public static void main(String[] args)
    {

        LocalDate startDate = LocalDate.of(2010, Month.JANUARY, 21);
        System.out.println("startDate = " + startDate);

        LocalDate endDate = LocalDate.of(2025, Month.JANUARY, 21);
        System.out.println("endDate = " + endDate);

        /*
         * Parameters:
         *
         * startDateInclusive - the start date, inclusive, not null
         * endDateExclusive - the end date, exclusive, not null
         *
         * Returns:
         *
         * the period between this date and the end date, not null
         */
        Period period = Period.between(startDate, endDate);
        System.out.println("period = " + period);
    }

}

Output

startDate = 2010-01-21
endDate = 2025-01-21
period = P15Y

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/PeriodDemo_between.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/PeriodDemo_between

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/b8bbbd8e3fa258805c096cde7ca05dcc526111c2/BasicJava_2018/PeriodDemo_between/?at=master

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How to use addTo method of Period Class which accepts Temporal | Java 8 Date and Time

Click here to watch on Youtube: 
https://www.youtube.com/watch?v=83xTS0MH0so&list=UUhwKlOVR041tngjerWxVccw

PeriodDemo.java

import java.time.LocalDate;
import java.time.Period;
import java.time.temporal.Temporal;

public class PeriodDemo
{

    public static void main(String[] args)
    {

        Period period = Period.ofDays(2);
        System.out.println("period = " + period);
       
        LocalDate localDate = LocalDate.now();
        System.out.println("localDate = " + localDate);

        /*
         * Parameters:
         *
         * temporal - the temporal object to adjust, not null
         *
         * Returns:
         *
         * an object of the same type with the adjustment made, not
         * null
         */
        Temporal temporal = period.addTo(localDate);
        System.out.println("temporal = "+temporal);
    }

}

Output

period = P2D
localDate = 2018-03-07
temporal = 2018-03-09

Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/PeriodDemo_addTo.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava_2018/PeriodDemo_addTo

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/b8bbbd8e3fa258805c096cde7ca05dcc526111c2/BasicJava_2018/PeriodDemo_addTo/?at=master

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