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.
   */
  #include "minddata/dataset/engine/gnn/local_edge.h"
  
  #include <string>
  
  namespace mindspore {
  namespace dataset {
  namespace gnn {
  
  LocalEdge::LocalEdge(EdgeIdType id, EdgeType type, std::shared_ptr<Node> src_node, std::shared_ptr<Node> dst_node)
      : Edge(id, type, src_node, dst_node) {}
  
  Status LocalEdge::GetFeatures(FeatureType feature_type, std::shared_ptr<Feature> *out_feature) {
    auto itr = features_.find(feature_type);
    if (itr != features_.end()) {
      *out_feature = itr->second;
      return Status::OK();
    } else {
      std::string err_msg = "Invalid feature type:" + std::to_string(feature_type);
      RETURN_STATUS_UNEXPECTED(err_msg);
    }
  }
  
  Status LocalEdge::UpdateFeature(const std::shared_ptr<Feature> &feature) {
    auto itr = features_.find(feature->type());
    if (itr != features_.end()) {
      RETURN_STATUS_UNEXPECTED("Feature already exists");
    } else {
      features_[feature->type()] = feature;
      return Status::OK();
    }
  }
  
  }  // namespace gnn
  }  // namespace dataset
  }  // namespace mindspore
  