TaskConstraints.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2022 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
package org.turro.scheduler.task.constraints;
 
import java.util.Date;
import java.util.Objects;
 
public class TaskConstraints {
 
  private final MonthConstraint months = new MonthConstraint();
  private final DayOfMonthConstraint daysOfMonth = new DayOfMonthConstraint();
  private final WeekDayConstraint weekDays = new WeekDayConstraint();
  private final HourConstraint hours = new HourConstraint();
  private final MinuteConstraint minutes = new MinuteConstraint();
 
  public DayOfMonthConstraint getDaysOfMonth() {
    return daysOfMonth;
  }
 
  public HourConstraint getHours() {
    return hours;
  }
 
  public MinuteConstraint getMinutes() {
    return minutes;
  }
 
  public MonthConstraint getMonths() {
    return months;
  }
 
  public WeekDayConstraint getWeekDays() {
    return weekDays;
  }
 
  public boolean isValid(Date date) {
    if(isEmpty()) {
      return false;
    }
    boolean valid = months.isValid(date);
    if(valid) valid = daysOfMonth.isValid(date);
    if(valid) valid = weekDays.isValid(date);
    if(valid) valid = hours.isValid(date);
    if(valid) valid = minutes.isValid(date);
    return valid;
  }
 
  public boolean needsRefresh() {
    if(isEmpty()) {
      return false;
    }
    boolean refresh = months.needsRefresh();
    if(!refresh) refresh = daysOfMonth.needsRefresh();
    if(!refresh) refresh = weekDays.needsRefresh();
    if(!refresh) refresh = hours.needsRefresh();
    if(!refresh) refresh = minutes.needsRefresh();
    return refresh;
  }
 
  public boolean isEmpty() {
    return months.isEmpty() && daysOfMonth.isEmpty() &&
           weekDays.isEmpty() && hours.isEmpty() && minutes.isEmpty();
  }
  
  /* Utils */
 
  @Override
  public int hashCode() {
    int hash = 5;
    hash = 37 * hash + Objects.hashCode(this.months);
    hash = 37 * hash + Objects.hashCode(this.daysOfMonth);
    hash = 37 * hash + Objects.hashCode(this.weekDays);
    hash = 37 * hash + Objects.hashCode(this.hours);
    hash = 37 * hash + Objects.hashCode(this.minutes);
    return hash;
  }
 
  @Override
  public boolean equals(Object obj) {
    if (this == obj) {
      return true;
    }
    if (obj == null) {
      return false;
    }
    if (getClass() != obj.getClass()) {
      return false;
    }
    final TaskConstraints other = (TaskConstraints) obj;
    if (!Objects.equals(this.months, other.months)) {
      return false;
    }
    if (!Objects.equals(this.daysOfMonth, other.daysOfMonth)) {
      return false;
    }
    if (!Objects.equals(this.weekDays, other.weekDays)) {
      return false;
    }
    if (!Objects.equals(this.hours, other.hours)) {
      return false;
    }
    return Objects.equals(this.minutes, other.minutes);
  }
  
}