Wednesday 23 May 2018

How to use query method of Instant class | Java 8 Date and Time


Click here to watch on Youtube: 
https://www.youtube.com/watch?v=bQhy-2hk2_c&list=UUhwKlOVR041tngjerWxVccw

InstantDemo.java

import java.time.Instant;
import java.time.temporal.TemporalQueries;
import java.time.temporal.TemporalUnit;

public class InstantDemo
{
    public static void main(String[] args)
    {

        Instant instant = Instant.parse("2017-12-03T10:15:30.00Z");
       
        /*
         * Parameters:
         *
         * query - the query to invoke, not null
         *
         * Returns:
         *
         * the query result, null may be returned (defined by the
         * query)
         */

        TemporalUnit temporalUnit = instant.query(TemporalQueries.precision());
        System.out.println(temporalUnit);

    }

}

Output

Nanos

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

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

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/80c7c27095bd0aa4eb0109eac12d92549dcd717d/BasicJava_2018/InstantDemo_query/?at=master

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