YearMonth query() Method in Java with Examples
Last Updated :
10 Jan, 2019
query() method of an YearMonth class used to query this YearMonth using the specified query as parameter.The TemporalQuery object passed as parameter define the logic to be used to obtain the result from this YearMonth.
Syntax:
public <R> R query(TemporalQuery<R> query)
Parameters: This method accepts only one parameter query which is the query to invoke.
Return value: This method returns the query result, null may be returned.
Exception:
This method throws following Exceptions:
- DateTimeException – if unable to query .
- ArithmeticException – if numeric overflow occurs.
Below programs illustrate the query() method:
Program 1:
import java.time.*;
import java.time.temporal.*;
public class GFG {
public static void main(String[] args)
{
YearMonth yM = YearMonth.of( 2020 , 12 );
String value = yM.query(TemporalQueries
.precision())
.toString();
System.out.println( "Precision value"
+ " for YearMonth is "
+ value);
}
}
|
Output:
Precision value for YearMonth is Months
Program 2: Showing if query did not found the required object then it returns null.
import java.time.*;
import java.time.temporal.*;
public class GFG {
public static void main(String[] args)
{
YearMonth YM = YearMonth.of( 2019 , 3 );
System.out.println( "Zone value for YearMonth is "
+ YM.query(
TemporalQueries.offset()));
}
}
|
Output:
Zone value for YearMonth is null
References: https://docs.oracle.com/javase/10/docs/api/java/time/YearMonth.html#query(java.time.temporal.TemporalQuery)
Like Article
Suggest improvement
Share your thoughts in the comments
Please Login to comment...