com.facebook.presto.jdbc.internal.joda.time.chrono.BasicDayOfYearDateTimeField Maven / Gradle / Ivy
/*
* Copyright 2001-2014 Stephen Colebourne
*
* 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.jdbc.internal.joda.time.chrono;
import com.facebook.presto.jdbc.internal.joda.time.DateTimeFieldType;
import com.facebook.presto.jdbc.internal.joda.time.DurationField;
import com.facebook.presto.jdbc.internal.joda.time.ReadablePartial;
import com.facebook.presto.jdbc.internal.joda.time.field.PreciseDurationDateTimeField;
/**
* Provides time calculations for the day of the year component of time.
*
* @author Guy Allard
* @author Stephen Colebourne
* @author Brian S O'Neill
* @since 1.1, refactored from GJDayOfYearDateTimeField
*/
final class BasicDayOfYearDateTimeField extends PreciseDurationDateTimeField {
@SuppressWarnings("unused")
private static final long serialVersionUID = -6821236822336841037L;
private final BasicChronology iChronology;
/**
* Restricted constructor
*/
BasicDayOfYearDateTimeField(BasicChronology chronology, DurationField days) {
super(DateTimeFieldType.dayOfYear(), days);
iChronology = chronology;
}
/**
* Get the day of the year component of the specified time instant.
*
* @param instant the time instant in millis to query.
* @return the day of the year extracted from the input.
*/
public int get(long instant) {
return iChronology.getDayOfYear(instant);
}
public DurationField getRangeDurationField() {
return iChronology.years();
}
public int getMinimumValue() {
return 1;
}
public int getMaximumValue() {
return iChronology.getDaysInYearMax();
}
public int getMaximumValue(long instant) {
int year = iChronology.getYear(instant);
return iChronology.getDaysInYear(year);
}
public int getMaximumValue(ReadablePartial partial) {
if (partial.isSupported(DateTimeFieldType.year())) {
int year = partial.get(DateTimeFieldType.year());
return iChronology.getDaysInYear(year);
}
return iChronology.getDaysInYearMax();
}
public int getMaximumValue(ReadablePartial partial, int[] values) {
int size = partial.size();
for (int i = 0; i < size; i++) {
if (partial.getFieldType(i) == DateTimeFieldType.year()) {
int year = values[i];
return iChronology.getDaysInYear(year);
}
}
return iChronology.getDaysInYearMax();
}
protected int getMaximumValueForSet(long instant, int value) {
int maxLessOne = iChronology.getDaysInYearMax() - 1;
return (value > maxLessOne || value < 1) ? getMaximumValue(instant) : maxLessOne;
}
@Override
public boolean isLeap(long instant) {
return iChronology.isLeapDay(instant);
}
/**
* Serialization singleton
*/
private Object readResolve() {
return iChronology.dayOfYear();
}
}
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