text: /*
   * Copyright (c) 2020, NVIDIA CORPORATION.
   *
   * 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.
   */
  
  #pragma once
  
  namespace HugeCTR {
  
  /**
   * @brief An interface to get a free chunk and commit it after the initialization
   */
  template <typename T>
  class ChunkProducer {
   public:
    virtual T* checkout_free_chunk(unsigned int ch_id) = 0;
    virtual void commit_data_chunk(unsigned int ch_id, bool is_nop) = 0;
  };
  
  } // namespace HugeCTR
  