br.com.objectos.way.base.util.Holidays Maven / Gradle / Ivy
/*
* Copyright 2014 Objectos, Fábrica de Software LTDA.
*
* 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 br.com.objectos.way.base.util;
import java.util.Set;
import org.joda.time.Days;
import org.joda.time.LocalDate;
import br.com.objectos.way.core.lang.HasLocalDate;
import com.google.common.base.Function;
import com.google.common.collect.ImmutableSortedSet;
import com.google.common.collect.Iterables;
import com.google.common.primitives.Ints;
/**
* @author [email protected] (Marcio Endo)
*/
class Holidays {
private static final LocalDate ZERO = new LocalDate(1970, 1, 1);
private Holidays() {
}
public static int[] toIntArray(Set holidays) {
Iterable integers = Iterables.transform(holidays, ToInt.INSTANCE);
Set ints = ImmutableSortedSet.copyOf(integers);
return Ints.toArray(ints);
}
public static int intValue(HasLocalDate holiday) {
LocalDate date = holiday.getDate();
return intValue(date);
}
public static int intValue(LocalDate date) {
return Days.daysBetween(ZERO, date).getDays();
}
private enum ToInt implements Function {
INSTANCE;
@Override
public Integer apply(HasLocalDate input) {
return Holidays.intValue(input);
}
}
}