text: /**
   * Copyright 2020 Huawei Technologies Co., Ltd
   *
   * 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.
   */
  
  #ifndef MS_ONNX_OP_REGISTRY_H
  #define MS_ONNX_OP_REGISTRY_H
  
  #include <string>
  #include <unordered_map>
  #include "tools/converter/parser/onnx/onnx_node_parser.h"
  
  namespace mindspore {
  namespace lite {
  class OnnxNodeParserRegistry {
   public:
    OnnxNodeParserRegistry();
  
    virtual ~OnnxNodeParserRegistry();
  
    static OnnxNodeParserRegistry *GetInstance();
    OnnxNodeParser *GetNodeParser(const std::string &name);
  
    std::unordered_map<std::string, OnnxNodeParser *> parsers;
  };
  
  class OnnxNodeRegistrar {
   public:
    OnnxNodeRegistrar(const std::string &name, OnnxNodeParser *parser) {
      OnnxNodeParserRegistry::GetInstance()->parsers[name] = parser;
    }
  };
  }  // namespace lite
  }  // namespace mindspore
  
  #endif  // MS_ONNX_OP_REGISTRY_H
  
  