org.n52.sos.util.I18NHelper Maven / Gradle / Ivy
/*
* Copyright (C) 2012-2019 52°North Initiative for Geospatial Open Source
* Software GmbH
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
* If the program is linked with libraries which are licensed under one of
* the following licenses, the combination of the program with the linked
* library is not considered a "derivative work" of the program:
*
* - Apache License, version 2.0
* - Apache Software License, version 1.0
* - GNU Lesser General Public License, version 3
* - Mozilla Public License, versions 1.0, 1.1 and 2.0
* - Common Development and Distribution License (CDDL), version 1.0
*
* Therefore the distribution of the program linked with libraries licensed
* under the aforementioned licenses, is permitted by the copyright holders
* if the distribution is compliant with both the GNU General Public
* License version 2 and the aforementioned licenses.
*
* 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 GNU General
* Public License for more details.
*/
package org.n52.sos.util;
import java.util.Locale;
import java.util.Optional;
import java.util.stream.Stream;
import org.n52.janmayen.i18n.LocalizedString;
import org.n52.janmayen.i18n.MultilingualString;
import org.n52.shetland.ogc.gml.CodeType;
import org.n52.shetland.ogc.sos.SosOffering;
import org.n52.sos.cache.SosContentCache;
/**
* Helper interface for I18N support
*
* @author Carsten Hollmann
* @since 4.1.0
*
*/
public interface I18NHelper {
default void addOfferingNames(SosContentCache cache, SosOffering offering, Locale requestedLocale,
Locale defaultLocale, boolean showAllLanguages) {
String identifier = offering.getIdentifier();
if (requestedLocale != null && cache.hasI18NNamesForOffering(identifier, requestedLocale)) {
offering.addName(new CodeType(cache.getI18nNameForOffering(identifier, requestedLocale)));
} else {
if (showAllLanguages) {
Optional.ofNullable(cache.getI18nNamesForOffering(identifier)).map(MultilingualString::stream)
.orElseGet(Stream::empty).map(CodeType::new).forEach(offering::addName);
} else {
Optional.ofNullable(cache.getI18nNameForOffering(identifier, defaultLocale)).map(CodeType::new)
.ifPresent(offering::addName);
}
}
if (!offering.isSetName()) {
offering.addName(cache.getNameForOffering(identifier));
}
}
default void addOfferingDescription(SosOffering offering, Locale locale, Locale defaultLocale,
SosContentCache cache) {
Optional.ofNullable(cache.getI18nDescriptionsForOffering(offering.getIdentifier()))
.flatMap(d -> d.getLocalizationOrDefault(locale, defaultLocale))
.map(LocalizedString::getText)
.ifPresent(offering::setDescription);
}
}