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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements.
 * See the NOTICE file distributed with this work for additional information regarding copyright ownership.
 * The ASF licenses this file to you 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.
 *
 * =========================================================================================================
 *
 * This software consists of voluntary contributions made by many individuals on behalf of the
 * Apache Software Foundation. For more information on the Apache Software Foundation, please see
 * .
 *
 * +-------------------------------------------------------------------------------------------------------+
 * | License: http://www.apache.org/licenses/LICENSE-2.0.txt 										       |
 * | Author: Yong.Teng  													       |
 * | Copyright @ 2013-2023 Buession.com Inc.														       |
 * +-------------------------------------------------------------------------------------------------------+
 */
package com.buession.web.utils.useragentutils.versionfetcher;

import com.buession.lang.Version;

/**
 * @author Yong.Teng
 * @since 2.2.1
 */
public class SequentialVersionFetcher implements VersionFetcher {

	private final VersionFetcher[] fetchers;

	public SequentialVersionFetcher(VersionFetcher first, VersionFetcher... others){
		fetchers = new VersionFetcher[others.length + 1];
		fetchers[0] = first;
		for(int i = 0; i < others.length; i++){
			fetchers[i + 1] = others[i];
		}
	}

	@Override
	public Version fetch(final String str){
		Version version;

		for(VersionFetcher fetcher : fetchers){
			version = fetcher.fetch(str);
			if(version != null){
				return version;
			}
		}

		return null;
	}

}