org.eclipse.rdf4j.rio.helpers.BooleanRioSetting Maven / Gradle / Ivy
/*******************************************************************************
* Copyright (c) 2018 Eclipse RDF4J contributors.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Distribution License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*******************************************************************************/
package org.eclipse.rdf4j.rio.helpers;
import org.eclipse.rdf4j.rio.RioSetting;
/**
* A {@link RioSetting} with a {@link Boolean} value. The given default for the setting can be overridden by means of a
* System property with a name equal to the setting key, and a string value of "true" or "false" (ignoring case).
*
* @author Jeen Broekstra
*/
public class BooleanRioSetting extends AbstractRioSetting {
private static final long serialVersionUID = 2732349679294063815L;
/**
* Creates a new boolean {@link RioSetting}.
*
* @param key A unique key to use for this setting.
* @param description A short human-readable description for this setting.
* @param defaultValue An immutable value specifying the default for this setting.
*/
public BooleanRioSetting(String key, String description, Boolean defaultValue) {
super(key, description, defaultValue);
}
/**
* Converts a String to a Boolean
*
* @return a Boolean representing the supplied string value. If the string value is "true" (ignoring case), the
* returned Boolean will be {@code true}, otherwise {@code false}.
*/
@Override
public Boolean convert(String stringValue) {
return Boolean.valueOf(stringValue);
}
}