/*
 * 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.physical.impl.broadcastsender;

import java.util.List;

import org.apache.drill.common.exceptions.ExecutionSetupException;
import org.apache.drill.exec.ops.ExecutorFragmentContext;
import org.apache.drill.exec.physical.config.BroadcastSender;
import org.apache.drill.exec.physical.impl.RootCreator;
import org.apache.drill.exec.physical.impl.RootExec;
import org.apache.drill.exec.record.RecordBatch;

import com.google.common.collect.Iterators;

public class BroadcastSenderCreator implements RootCreator<BroadcastSender> {
  @Override
  public RootExec getRoot(ExecutorFragmentContext context, BroadcastSender config, List<RecordBatch> children) throws ExecutionSetupException {
    assert children != null && children.size() == 1;
    return new BroadcastSenderRootExec(context, Iterators.getOnlyElement(children.iterator()), config);
  }
}