text: /**
   * Copyright 2021 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.
   */
  
  #include "include/registry/model_parser_registry.h"
  #include <string>
  #include <set>
  #include <unordered_map>
  #include "include/errorcode.h"
  #include "src/common/log_adapter.h"
  
  namespace mindspore {
  namespace lite {
  ModelParserRegistry *ModelParserRegistry::GetInstance() {
    static ModelParserRegistry instance;
    return &instance;
  }
  
  ModelParser *ModelParserRegistry::GetModelParser(const FmkType fmk) {
    auto it = parsers_.find(fmk);
    if (it != parsers_.end()) {
      auto creator = it->second;
      return creator();
    }
    return nullptr;
  }
  
  int ModelParserRegistry::RegParser(const FmkType fmk, ModelParserCreator creator) {
    if (fmk < converter::FmkType_TF || fmk > converter::FmkType_TFLITE) {
      MS_LOG(ERROR) << "ILLEGAL FMK: fmk must be in FmkType.";
      return RET_ERROR;
    }
    auto instance = ModelParserRegistry::GetInstance();
    instance->parsers_[fmk] = creator;
    return RET_OK;
  }
  
  }  // namespace lite
  }  // namespace mindspore
  