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/*
 * Copyright © 2018 organization baomidou
 *
 * 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 com.baomidou.dynamic.datasource.strategy;

import java.util.List;

/**
 * The interface of dynamic datasource switch strategy
 *
 * @author TaoYu Kanyuxia
 * @see RandomDynamicDataSourceStrategy
 * @see LoadBalanceDynamicDataSourceStrategy
 * @since 1.0.0
 */
public interface DynamicDataSourceStrategy {

    /**
     * determine a database from the given dataSources
     *
     * @param dsNames given dataSources
     * @return final dataSource
     */
    String determineKey(List dsNames);
}