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JVM AOT compiler currently generating JavaScript, C++, Haxe, with initial focus on Kotlin and games.

There is a newer version: 0.6.8

/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You 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 java.time;

import com.jtransc.IntegerUtils;

import java.time.format.TextStyle;
import java.time.temporal.*;
import java.util.Locale;

public enum DayOfWeek implements TemporalAccessor, TemporalAdjuster {
	MONDAY,
	TUESDAY,
	WEDNESDAY,
	THURSDAY,
	FRIDAY,
	SATURDAY,
	SUNDAY;

	public static DayOfWeek of(int dayOfWeek) {
		return values()[dayOfWeek - 1];
	}

	native public static DayOfWeek from(TemporalAccessor temporal);

	public int getValue() {
		return ordinal() + 1;
	}

	public String getDisplayName(TextStyle style, Locale locale) {
		return this.name();
	}

	native public boolean isSupported(TemporalField field);

	native public ValueRange range(TemporalField field);

	public long getLong(TemporalField field) {
		return (field == ChronoField.DAY_OF_WEEK) ? getValue() : 0L;
	}

	private DayOfWeek _plus(long days) {
		return of(IntegerUtils.umod((int) (ordinal() + days), 7));
	}

	public DayOfWeek plus(long days) {
		return _plus(+days);
	}

	public DayOfWeek minus(long days) {
		return _plus(-days);
	}

	native public  R query(TemporalQuery query);

	native public Temporal adjustInto(Temporal temporal);
}