SimpleBrokerSelector.java

/**
 * Copyright (C) 2014-2016 LinkedIn Corp. (pinot-core@linkedin.com)
 *
 * 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.linkedin.pinot.client;

import java.util.List;
import java.util.Random;

/**
 * Picks a broker randomly from list of brokers provided. This assumes that all the provided brokers
 * are healthy. There is no health check done on the brokers
 */
public class SimpleBrokerSelector implements BrokerSelector {

  private List<String> _brokerList;
  private final Random _random = new Random();

  public SimpleBrokerSelector(List<String> brokerList) {
    this._brokerList = brokerList;
  }

  @Override
  public String selectBroker(String table) {
    return _brokerList.get(_random.nextInt(_brokerList.size()));
  }

}