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Java example source code file (TestGJWeekOfWeekyearField.java)

This example Java source code file (TestGJWeekOfWeekyearField.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

durationfield, testgjdatetimefield, testgjweekofweekyearfield

The TestGJWeekOfWeekyearField.java Java example source code

/*
 *  Copyright 2001-2005 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 org.joda.time.chrono.gj;

import org.joda.time.DateTimeFieldType;
import org.joda.time.DurationField;

/**
 * 
 * @author Brian S O'Neill
 */
class TestGJWeekOfWeekyearField extends TestGJDateTimeField {
    public TestGJWeekOfWeekyearField(TestGJChronology chrono) {
        super(DateTimeFieldType.weekOfWeekyear(),
              (long)(TestGJChronology.MILLIS_PER_DAY * 7), chrono);
    }

    public int get(long millis) {
        return iChronology.isoFromMillis(millis)[1];
    }

    public long set(long millis, int value) {
        int[] wwd = iChronology.isoFromMillis(millis);
        return iChronology.getTimeOnlyMillis(millis)
            + iChronology.millisFromISO(wwd[0], value, wwd[2]);
    }

    public long add(long millis, long value) {
        return iChronology.dayOfYear().add(millis, value * 7);
    }

    public DurationField getRangeDurationField() {
        return iChronology.weeks();
    }

    public int getMinimumValue() {
        return 1;
    }

    public int getMaximumValue() {
        return 53;
    }

    public int getMaximumValue(long millis) {
        // Move millis to end of weekyear.
        millis = iChronology.weekyear().roundFloor(millis);
        millis = iChronology.weekyear().add(millis, 1);
        millis = iChronology.dayOfYear().add(millis, -1);
        return get(millis);
    }

    public long roundFloor(long millis) {
        int[] wwd = iChronology.isoFromMillis(millis);
        return iChronology.millisFromISO(wwd[0], wwd[1], 1);
    }
}

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