heron/stmgr/src/cpp/grouping/shuffle-grouping.h

/**
 * 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.
 */

#ifndef SRC_CPP_SVCS_STMGR_SRC_GROUPING_SHUFFLE_GROUPING_H_
#define SRC_CPP_SVCS_STMGR_SRC_GROUPING_SHUFFLE_GROUPING_H_

#include <list>
#include <vector>
#include "grouping/grouping.h"
#include "proto/messages.h"
#include "basics/basics.h"

namespace heron {
namespace stmgr {

class ShuffleGrouping : public Grouping {
 public:
  explicit ShuffleGrouping(const std::vector<sp_int32>& _task_ids);
  virtual ~ShuffleGrouping();

  virtual void GetListToSend(const proto::system::HeronDataTuple& _tuple,
                             std::vector<sp_int32>& _return);

 private:
  sp_int32 next_index_;
};

}  // namespace stmgr
}  // namespace heron

#endif  // SRC_CPP_SVCS_STMGR_SRC_GROUPING_SHUFFLE_GROUPING_H_