/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.facebook.presto.operator.scalar;
import org.joda.time.Chronology;
import org.joda.time.DateTimeField;
import org.joda.time.DateTimeFieldType;
import org.joda.time.DurationField;
import org.joda.time.DurationFieldType;
import org.joda.time.field.DividedDateTimeField;
import org.joda.time.field.OffsetDateTimeField;
import org.joda.time.field.ScaledDurationField;
// Forked from org.elasticsearch.common.joda.Joda
public final class QuarterOfYearDateTimeField
extends DateTimeFieldType
{
private static final long serialVersionUID = -5677872459807379123L;
private static final DurationFieldType QUARTER_OF_YEAR_DURATION_FIELD_TYPE = new QuarterOfYearDurationFieldType();
public static final DateTimeFieldType QUARTER_OF_YEAR = new QuarterOfYearDateTimeField();
private QuarterOfYearDateTimeField()
{
super("quarterOfYear");
}
@Override
public DurationFieldType getDurationType()
{
return QUARTER_OF_YEAR_DURATION_FIELD_TYPE;
}
@Override
public DurationFieldType getRangeDurationType()
{
return DurationFieldType.years();
}
@Override
public DateTimeField getField(Chronology chronology)
{
return new OffsetDateTimeField(new DividedDateTimeField(new OffsetDateTimeField(chronology.monthOfYear(), -1), QUARTER_OF_YEAR, 3), 1);
}
private static class QuarterOfYearDurationFieldType
extends DurationFieldType
{
private static final long serialVersionUID = -8167713675442491871L;
public QuarterOfYearDurationFieldType()
{
super("quarters");
}
@Override
public DurationField getField(Chronology chronology)
{
return new ScaledDurationField(chronology.months(), QUARTER_OF_YEAR_DURATION_FIELD_TYPE, 3);
}
}
}