com.lsq.springboot.datasource.starter.strategy.RandomDataSourceSelectorStrategy Maven / Gradle / Ivy

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/*
 * Copyright 2018 the organization loushi135
 *
 * 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.lsq.springboot.datasource.starter.strategy;

import javax.sql.DataSource;
import java.util.List;
import java.util.concurrent.ThreadLocalRandom;

/**
 * 随机策略
 *
 */
public class RandomDataSourceSelectorStrategy implements DataSourceSelectorStrategy {

    @Override
    public DataSource determineDataSource(List dataSources) {
        return dataSources.get(ThreadLocalRandom.current().nextInt(dataSources.size()));
    }
}