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/*
* Copyright 2016 - 2024 Anton Tananaev (anton@traccar.org)
* Copyright 2016 Andrey Kunitsyn (andrey@traccar.org)
*
* 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.traccar.model;
import com.fasterxml.jackson.annotation.JsonIgnore;
import net.fortuna.ical4j.data.CalendarBuilder;
import net.fortuna.ical4j.data.ParserException;
import net.fortuna.ical4j.filter.Filter;
import net.fortuna.ical4j.filter.predicate.PeriodRule;
import net.fortuna.ical4j.model.DateTime;
import net.fortuna.ical4j.model.Period;
import net.fortuna.ical4j.model.component.CalendarComponent;
import net.fortuna.ical4j.model.component.VEvent;
import org.traccar.storage.QueryIgnore;
import org.traccar.storage.StorageName;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.time.Duration;
import java.util.Collection;
import java.util.Date;
import java.util.List;
import java.util.stream.Collectors;
@StorageName("tc_calendars")
public class Calendar extends ExtendedModel {
private String name;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
private byte[] data;
public byte[] getData() {
return data;
}
public void setData(byte[] data) throws IOException, ParserException {
CalendarBuilder builder = new CalendarBuilder();
calendar = builder.build(new ByteArrayInputStream(data));
this.data = data;
}
private net.fortuna.ical4j.model.Calendar calendar;
@QueryIgnore
@JsonIgnore
public net.fortuna.ical4j.model.Calendar getCalendar() {
return calendar;
}
private Collection<VEvent> findEvents(Date date) {
if (calendar != null) {
var filter = new Filter<VEvent>(new PeriodRule<>(new Period(new DateTime(date), Duration.ZERO)));
return filter.filter(calendar.getComponents(CalendarComponent.VEVENT));
} else {
return List.of();
}
}
public Collection<Period> findPeriods(Date date) {
return findEvents(date).stream()
.flatMap((e) -> e.calculateRecurrenceSet(new Period(new DateTime(date), Duration.ZERO)).stream())
.collect(Collectors.toSet());
}
public boolean checkMoment(Date date) {
return !findEvents(date).isEmpty();
}
}
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