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crawler-commons/src/main/java/crawlercommons/sitemaps/extension/Extension.java

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1.7 KiB
Java

/**
* Copyright 2018 Crawler-Commons
*
* 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 crawlercommons.sitemaps.extension;
/** Sitemap extensions supported by the parser. */
public enum Extension {
/**
* Google News sitemaps, see
* https://support.google.com/news/publisher-center/answer/74288
*/
NEWS,
/**
* Google Image sitemaps, see
* https://support.google.com/webmasters/answer/178636
*/
IMAGE,
/**
* Google Video sitemaps, see
* https://support.google.com/webmasters/answer/80471
*/
VIDEO,
/**
* Usage of <code>&lt;xhtml:links&gt;</code> in sitemaps to include
* localized page versions/variants, see
* https://support.google.com/webmasters/answer/189077
*/
LINKS,
/**
* <cite>Mobile sitemaps just contain an empty "mobile" tag to identify a
* URL as having mobile content</cite>, cf.
* http://www.google.com/schemas/sitemap-mobile/1.0
*/
MOBILE,
/**
* <cite>PageMaps is a structured data format that Google created to enable
* website creators to embed data and notes in their webpages.</cite>, cf.
* https://support.google.com/programmable-search/answer/1628213
*/
PAGEMAPS
}