com.github.kagkarlsson.scheduler.task.schedule.DailyParser Maven / Gradle / Ivy
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/*
* Copyright (C) Gustav Karlsson
*
* 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 com.github.kagkarlsson.scheduler.task.schedule;
import java.time.LocalTime;
import java.time.ZoneId;
import java.util.Arrays;
import java.util.List;
import java.util.Optional;
import java.util.regex.MatchResult;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import java.util.stream.Stream;
final class DailyParser extends RegexBasedParser {
private static final Pattern DAILY_PATTERN_WITH_TIMEZONE =
Pattern.compile("^DAILY\\|((\\d{2}:\\d{2})(,\\d{2}:\\d{2})*)(\\|(.+))?$");
private static final List EXAMPLES =
Arrays.asList("DAILY|12:00", "DAILY|12:00,13:45", "DAILY|12:00,13:45|Europe/Rome");
DailyParser() {
super(DAILY_PATTERN_WITH_TIMEZONE, EXAMPLES);
}
@Override
protected Schedule matchedSchedule(MatchResult matchResult) {
return maybeTimeZone(matchResult)
.map(timeZone -> new Daily(ZoneId.of(timeZone), scheduleTimes(matchResult)))
.orElseGet(() -> new Daily(scheduleTimes(matchResult)));
}
private Optional maybeTimeZone(MatchResult matchResult) {
return Optional.ofNullable(matchResult.group(5));
}
private List scheduleTimes(MatchResult matchResult) {
String[] times = matchResult.group(1).split(",");
return Stream.of(times).map(LocalTime::parse).collect(Collectors.toList());
}
}