1 /** 2 * Copyright 2020 Huawei Technologies Co., Ltd 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #ifndef DATASET_ENGINE_DATASETOPS_MAP_OP_MAP_JOB_H_ 17 #define DATASET_ENGINE_DATASETOPS_MAP_OP_MAP_JOB_H_ 18 19 #include <memory> 20 #include <vector> 21 22 #include "minddata/dataset/core/tensor.h" 23 #include "minddata/dataset/core/tensor_row.h" 24 #include "minddata/dataset/kernels/tensor_op.h" 25 #include "minddata/dataset/util/status.h" 26 27 namespace mindspore { 28 namespace dataset { 29 class MapJob { 30 public: 31 // Constructor MapJob(std::vector<std::shared_ptr<TensorOp>> operations)32 explicit MapJob(std::vector<std::shared_ptr<TensorOp>> operations) : ops_(operations) {} 33 34 // Constructor 35 MapJob() = default; 36 37 // Destructor 38 ~MapJob() = default; 39 AddOperation(std::shared_ptr<TensorOp> operation)40 Status AddOperation(std::shared_ptr<TensorOp> operation) { 41 ops_.push_back(operation); 42 return Status::OK(); 43 } 44 45 // A pure virtual run function to execute a particular map job 46 virtual Status Run(std::vector<TensorRow> in, std::vector<TensorRow> *out) = 0; 47 48 protected: 49 std::vector<std::shared_ptr<TensorOp>> ops_; 50 }; 51 52 } // namespace dataset 53 } // namespace mindspore 54 55 #endif // DATASET_ENGINE_DATASETOPS_MAP_OP_MAP_JOB_H_ 56