1/* Copyright 2021 The TensorFlow Authors. All Rights Reserved.
2
3Licensed under the Apache License, Version 2.0 (the "License");
4you may not use this file except in compliance with the License.
5You may obtain a copy of the License at
6
7 http://www.apache.org/licenses/LICENSE-2.0
8
9Unless required by applicable law or agreed to in writing, software
10distributed under the License is distributed on an "AS IS" BASIS,
11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12See the License for the specific language governing permissions and
13limitations under the License.
14==============================================================================*/
15#ifndef TENSORFLOW_C_EAGER_ABSTRACT_OP_ATTRS_H_
16#define TENSORFLOW_C_EAGER_ABSTRACT_OP_ATTRS_H_
17
18#include "absl/container/inlined_vector.h"
19#include "tensorflow/core/framework/attr_value.pb.h"
20#include "tensorflow/core/framework/types.pb.h"
21#include "tensorflow/core/platform/status.h"
22
23namespace tensorflow {
24
25// Attributes of an op.
26class AbstractOpAttrs {
27 protected:
28 enum AbstractOpAttrsKind { kEager, kTfrt };
29 explicit AbstractOpAttrs(AbstractOpAttrsKind kind) : kind_(kind) {}
30
31 public:
32 // Returns which subclass is this instance of.
33 AbstractOpAttrsKind getKind() const { return kind_; }
34 virtual ~AbstractOpAttrs() = default;
35
36 // Returns the AbstractFunction as a FunctionDef.
37 virtual void GetNameAttrList(
38 tensorflow::NameAttrList* name_and_attrs) const = 0;
39
40 virtual bool GetInt(absl::string_view, int64_t* result) const = 0;
41 virtual bool GetFloat(absl::string_view attr_name, float* result) const = 0;
42 virtual bool GetBool(absl::string_view attr_name, bool* result) const = 0;
43 virtual bool GetType(absl::string_view attr_name, DataType* result) const = 0;
44 virtual Status GetTypeList(
45 absl::string_view attr_name,
46 absl::InlinedVector<DataType, 4>* type_list) const = 0;
47
48 private:
49 const AbstractOpAttrsKind kind_;
50};
51
52} // namespace tensorflow
53
54#endif // TENSORFLOW_C_EAGER_ABSTRACT_OP_ATTRS_H_
55