Java tutorial
/* * Copyright (c) 2016. Sunghyouk Bae <sunghyouk.bae@gmail.com> * 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 debop4k.timeperiod.samples; import debop4k.core.kodatimes.KodaTimex; import debop4k.timeperiod.TimePeriodChain; import debop4k.timeperiod.utils.Durations; import org.joda.time.DateTime; import org.joda.time.Duration; import java.util.Arrays; public class SchoolDay extends TimePeriodChain { public static Duration LessonDuration = Durations.minuteOf(50); public static Duration LargeBreakDuration = Durations.minuteOf(15); public static Duration ShortBreakDuration = Durations.minuteOf(5); private final DateTime moment; private final Lesson lesson1; private final ShortBreak break1; private final Lesson lesson2; private final LargeBreak break2; private final Lesson lesson3; private final ShortBreak break3; private final Lesson lesson4; public SchoolDay() { this(KodaTimex.today().plusHours(8)); } public SchoolDay(DateTime moment) { this.moment = moment; lesson1 = new Lesson(moment); moment = moment.plus(lesson1.getDuration()); break1 = new ShortBreak(moment); moment = moment.plus(break1.getDuration()); lesson2 = new Lesson(moment); moment = moment.plus(lesson2.getDuration()); break2 = new LargeBreak(moment); moment = moment.plus(break2.getDuration()); lesson3 = new Lesson(moment); moment = moment.plus(lesson3.getDuration()); break3 = new ShortBreak(moment); moment = moment.plus(break3.getDuration()); lesson4 = new Lesson(moment); moment = moment.plus(lesson4.getDuration()); super.addAll(Arrays.asList(lesson1, break1, lesson2, break2, lesson3, break3, lesson4)); } private static final long serialVersionUID = -3027311601657222641L; public DateTime getMoment() { return this.moment; } public Lesson getLesson1() { return this.lesson1; } public ShortBreak getBreak1() { return this.break1; } public Lesson getLesson2() { return this.lesson2; } public LargeBreak getBreak2() { return this.break2; } public Lesson getLesson3() { return this.lesson3; } public ShortBreak getBreak3() { return this.break3; } public Lesson getLesson4() { return this.lesson4; } }