org.apache.drill.exec.server.RemoteServiceSet Maven / Gradle / Ivy

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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.
 */
package org.apache.drill.exec.server;

import org.apache.drill.exec.coord.ClusterCoordinator;
import org.apache.drill.exec.coord.local.LocalClusterCoordinator;

/**
 * It is necessary to start Drillbit. For more info check {@link ClusterCoordinator}
 */
public class RemoteServiceSet implements AutoCloseable {
  static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(RemoteServiceSet.class);

  private final ClusterCoordinator coordinator;

  public RemoteServiceSet(ClusterCoordinator coordinator) {
    super();
    this.coordinator = coordinator;
  }


  public ClusterCoordinator getCoordinator() {
    return coordinator;
  }

  @Override
  public void close() throws Exception {
    coordinator.close();
  }

  /**
   * @return Use a non-null service set so that the drillbits can use port hunting
   */
  public static RemoteServiceSet getLocalServiceSet() {
    return new RemoteServiceSet(new LocalClusterCoordinator());
  }
}