org.graylog2.configuration.DurationCastedToIntegerValidator Maven / Gradle / Ivy
/*
* Copyright (C) 2020 Graylog, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* 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
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* .
*/
package org.graylog2.configuration;
import com.github.joschi.jadconfig.ValidationException;
import com.github.joschi.jadconfig.Validator;
import com.github.joschi.jadconfig.util.Duration;
public class DurationCastedToIntegerValidator implements Validator {
private static final Duration maximumValue = Duration.days(24);
/**
* Validates if the value {@literal value} of the provided configuration parameter {@literal name} is a positive
* {@link Duration}, that is not higher than 24 days. This constraint is related to the duration (in milliseconds)
* being casted to integer at some point. {@link Integer#MAX_VALUE} / (24 * 60 * 60 * 1000) roughly equals to 24 days.
*
* @param name The name of the configuration parameter
* @param value The value of the configuration validator
* @throws ValidationException If the value {@literal value} configuration parameter {@literal name} can't be parsed
* as a {@link Duration}, is negative or higher than 24 days.
*/
@Override
public void validate(String name, Duration value) throws ValidationException {
if (value != null && (value.getQuantity() < 0L || value.toMilliseconds() > maximumValue.toMilliseconds())) {
throw new ValidationException("Parameter " + name + " should be positive and not higher than 24 days (found " + value + ")");
}
}
}