OR-Tools  8.2
port/proto_utils.h
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1// Copyright 2010-2018 Google LLC
2// Licensed under the Apache License, Version 2.0 (the "License");
3// you may not use this file except in compliance with the License.
4// You may obtain a copy of the License at
5//
6// http://www.apache.org/licenses/LICENSE-2.0
7//
8// Unless required by applicable law or agreed to in writing, software
9// distributed under the License is distributed on an "AS IS" BASIS,
10// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11// See the License for the specific language governing permissions and
12// limitations under the License.
13
14#ifndef OR_TOOLS_PORT_PROTO_UTILS_H_
15#define OR_TOOLS_PORT_PROTO_UTILS_H_
16
17#include <string>
18
19#ifndef __PORTABLE_PLATFORM__
20#include "google/protobuf/descriptor.h"
21#include "google/protobuf/text_format.h"
22#endif
23
24#include "absl/strings/str_cat.h"
25
26namespace operations_research {
27#if defined(__PORTABLE_PLATFORM__)
28template <class P>
29std::string ProtobufDebugString(const P& message) {
30 return message.GetTypeName();
31}
32
33template <class P>
34std::string ProtobufShortDebugString(const P& message) {
35 return message.GetTypeName();
36}
37
38template <typename ProtoEnumType>
39std::string ProtoEnumToString(ProtoEnumType enum_value) {
40 return absl::StrCat(enum_value);
41}
42
43template <typename ProtoType>
44bool ProtobufTextFormatMergeFromString(const std::string& proto_text_string
45 ABSL_ATTRIBUTE_UNUSED,
46 ProtoType* proto ABSL_ATTRIBUTE_UNUSED) {
47 return false;
48}
49
50#else // __PORTABLE_PLATFORM__
51
52template <class P>
53std::string ProtobufDebugString(const P& message) {
54 return message.DebugString();
55}
56
57template <class P>
58std::string ProtobufShortDebugString(const P& message) {
59 return message.ShortDebugString();
60}
61
62template <typename ProtoEnumType>
63std::string ProtoEnumToString(ProtoEnumType enum_value) {
64 auto enum_descriptor = google::protobuf::GetEnumDescriptor<ProtoEnumType>();
65 auto enum_value_descriptor = enum_descriptor->FindValueByNumber(enum_value);
66 if (enum_value_descriptor == nullptr) {
67 return absl::StrCat(
68 "Invalid enum value of: ", enum_value, " for enum type: ",
69 google::protobuf::GetEnumDescriptor<ProtoEnumType>()->name());
70 }
71 return enum_value_descriptor->name();
72}
73
74template <typename ProtoType>
75bool ProtobufTextFormatMergeFromString(const std::string& proto_text_string,
76 ProtoType* proto) {
77 return google::protobuf::TextFormat::MergeFromString(proto_text_string,
78 proto);
79}
80
81#endif // !__PORTABLE_PLATFORM__
82
83} // namespace operations_research
84
85#endif // OR_TOOLS_PORT_PROTO_UTILS_H_
CpModelProto proto
const std::string name
The vehicle routing library lets one model and solve generic vehicle routing problems ranging from th...
bool ProtobufTextFormatMergeFromString(const std::string &proto_text_string, ProtoType *proto)
std::string ProtoEnumToString(ProtoEnumType enum_value)
std::string ProtobufDebugString(const P &message)
std::string ProtobufShortDebugString(const P &message)
std::string message
Definition: trace.cc:395