public <R> R query(TemporalQuery<R> query)

// Java program to demonstrate
// OffsetDateTime.query() method
  
import java.time.*;
import java.time.temporal.*;
  
public class GFG {
    public static void main(String[] args)
    {
  
        // create OffsetDateTime object
        OffsetDateTime olt
            = OffsetDateTime.parse(
                "2018-12-12T13:30:30+05:00");
  
        // apply query method of OffsetDateTime class
        String value
            = olt.query(
                     TemporalQueries.precision())
                  .toString();
  
        // print the result
        System.out.println("Precision value"
                           + " for OffsetDateTime is "
                           + value);
    }
}

Precision value for OffsetDateTime is Nanos

// Java program to demonstrate
// OffsetDateTime.query() method
  
import java.time.*;
import java.time.temporal.*;
  
public class GFG {
    public static void main(String[] args)
    {
  
        // create OffsetDateTime object
        OffsetDateTime olt
            = OffsetDateTime.parse(
                "2018-12-12T13:30:30+05:00");
  
        // apply query method of
        // OffsetDateTime class
        // print the result
        System.out.println("offset value "
                           + "for OffsetDateTime is "
                           + olt.query(
                                 TemporalQueries.offset()));
    }
}

offset value for OffsetDateTime is +05:00