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 * 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,
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package org.apache.storm.eventhubs.trident;

import java.util.Map;

import org.apache.storm.eventhubs.spout.EventHubSpoutConfig;
import org.apache.storm.eventhubs.spout.IEventDataScheme;

import org.apache.storm.task.TopologyContext;
import org.apache.storm.tuple.Fields;
import org.apache.storm.trident.spout.IOpaquePartitionedTridentSpout;

/**
 * Opaque Trident EventHubs Spout
 */
public class OpaqueTridentEventHubSpout implements IOpaquePartitionedTridentSpout<Partitions, Partition, Map> {
  private static final long serialVersionUID = 1L;
  private final IEventDataScheme scheme;
  private final EventHubSpoutConfig spoutConfig;

  public OpaqueTridentEventHubSpout(EventHubSpoutConfig config) {
    spoutConfig = config;
    scheme = spoutConfig.getEventDataScheme();
  }

  @Override
  public Map<String, Object> getComponentConfiguration() {
    return null;
  }

  @Override
  public IOpaquePartitionedTridentSpout.Coordinator<Partitions> getCoordinator(
      Map conf, TopologyContext context) {
    return new org.apache.storm.eventhubs.trident.Coordinator(spoutConfig);
  }

  @Override
  public IOpaquePartitionedTridentSpout.Emitter<Partitions, Partition, Map> getEmitter(
      Map conf, TopologyContext context) {
    return new OpaqueTridentEventHubEmitter(spoutConfig);
  }

  @Override
  public Fields getOutputFields() {
    return scheme.getOutputFields();
  }

}
