io.dropwizard.jdbi.args.JodaDateTimeArgumentFactory Maven / Gradle / Ivy
package io.dropwizard.jdbi.args;
import org.joda.time.DateTime;
import org.skife.jdbi.v2.StatementContext;
import org.skife.jdbi.v2.tweak.Argument;
import org.skife.jdbi.v2.tweak.ArgumentFactory;
import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.Optional;
import java.util.TimeZone;
/**
* An {@link ArgumentFactory} for Joda {@link DateTime} arguments.
*/
public class JodaDateTimeArgumentFactory implements ArgumentFactory {
/**
* {@link Calendar} for representing a database time zone.
* It's needed when an argument is not represented in a database
* as {@code TIMESTAMP WITH TIME ZONE}. In this case for correct
* representing of a timestamp an explicit cast to the database
* time zone is needed at the JDBC driver level.
*/
private final Optional calendar;
public JodaDateTimeArgumentFactory() {
calendar = Optional.empty();
}
/**
* Create an argument factory with a custom time zone offset
*
* @param timeZone a time zone representing an offset
*/
public JodaDateTimeArgumentFactory(Optional timeZone) {
calendar = timeZone.map(GregorianCalendar::new);
}
@Override
public boolean accepts(final Class expectedType,
final Object value,
final StatementContext ctx) {
return value instanceof DateTime;
}
@Override
public Argument build(final Class expectedType,
final DateTime value,
final StatementContext ctx) {
return new JodaDateTimeArgument(value, calendar);
}
}