// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
//
// 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

#include "paddle/phi/api/include/tensor.h"

namespace paddle {
namespace jit {

using Tensor = paddle::Tensor;
using DenseTensor = phi::DenseTensor;

class BaseEngine {
 public:
  virtual std::vector<DenseTensor> operator()(
      const std::vector<DenseTensor> &inputs) = 0;

  virtual std::vector<Tensor> operator()(const std::vector<Tensor> &inputs) = 0;

  virtual std::unique_ptr<BaseEngine> Clone(void *stream = nullptr) = 0;

  virtual ~BaseEngine() {}
};

}  // namespace jit
}  // namespace paddle
