blob: 0079f6f1452e82ae4753807daae98b6f59bef6a1 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
|
#ifndef PROTOBUF_BENCHMARKS_UTIL_SCHEMA_PROTO2_TO_PROTO3_UTIL_H_
#define PROTOBUF_BENCHMARKS_UTIL_SCHEMA_PROTO2_TO_PROTO3_UTIL_H_
#include "google/protobuf/message.h"
#include "google/protobuf/descriptor.h"
#include "google/protobuf/descriptor.pb.h"
#include <sstream>
#include <algorithm>
using google::protobuf::Descriptor;
using google::protobuf::DescriptorProto;
using google::protobuf::FileDescriptorProto;
using google::protobuf::FieldDescriptorProto;
using google::protobuf::Message;
using google::protobuf::EnumValueDescriptorProto;
namespace google {
namespace protobuf {
namespace util {
class SchemaGroupStripper {
public:
static void StripFile(const FileDescriptor* old_file,
FileDescriptorProto *file) {
for (int i = file->mutable_message_type()->size() - 1; i >= 0; i--) {
if (IsMessageSet(old_file->message_type(i))) {
file->mutable_message_type()->DeleteSubrange(i, 1);
continue;
}
StripMessage(old_file->message_type(i), file->mutable_message_type(i));
}
for (int i = file->mutable_extension()->size() - 1; i >= 0; i--) {
auto field = old_file->extension(i);
if (field->type() == FieldDescriptor::TYPE_GROUP ||
IsMessageSet(field->message_type()) ||
IsMessageSet(field->containing_type())) {
file->mutable_extension()->DeleteSubrange(i, 1);
}
}
}
private:
static bool IsMessageSet(const Descriptor *descriptor) {
if (descriptor != nullptr
&& descriptor->options().message_set_wire_format()) {
return true;
}
return false;
}
static void StripMessage(const Descriptor *old_message,
DescriptorProto *new_message) {
for (int i = new_message->mutable_field()->size() - 1; i >= 0; i--) {
if (old_message->field(i)->type() == FieldDescriptor::TYPE_GROUP ||
IsMessageSet(old_message->field(i)->message_type())) {
new_message->mutable_field()->DeleteSubrange(i, 1);
}
}
for (int i = new_message->mutable_extension()->size() - 1; i >= 0; i--) {
auto field_type_name = new_message->mutable_extension(i)->type_name();
if (old_message->extension(i)->type() == FieldDescriptor::TYPE_GROUP ||
IsMessageSet(old_message->extension(i)->containing_type()) ||
IsMessageSet(old_message->extension(i)->message_type())) {
new_message->mutable_extension()->DeleteSubrange(i, 1);
}
}
for (int i = 0; i < new_message->mutable_nested_type()->size(); i++) {
StripMessage(old_message->nested_type(i),
new_message->mutable_nested_type(i));
}
}
};
class EnumScrubber {
public:
EnumScrubber()
: total_added_(0) {
}
void ScrubFile(FileDescriptorProto *file) {
for (int i = 0; i < file->enum_type_size(); i++) {
ScrubEnum(file->mutable_enum_type(i));
}
for (int i = 0; i < file->mutable_message_type()->size(); i++) {
ScrubMessage(file->mutable_message_type(i));
}
}
private:
void ScrubEnum(EnumDescriptorProto *enum_type) {
if (enum_type->value(0).number() != 0) {
bool has_zero = false;
for (int j = 0; j < enum_type->value().size(); j++) {
if (enum_type->value(j).number() == 0) {
EnumValueDescriptorProto temp_enum_value;
temp_enum_value.CopyFrom(enum_type->value(j));
enum_type->mutable_value(j)->CopyFrom(enum_type->value(0));
enum_type->mutable_value(0)->CopyFrom(temp_enum_value);
has_zero = true;
break;
}
}
if (!has_zero) {
enum_type->mutable_value()->Add();
for (int i = enum_type->mutable_value()->size() - 1; i > 0; i--) {
enum_type->mutable_value(i)->CopyFrom(
*enum_type->mutable_value(i - 1));
}
enum_type->mutable_value(0)->set_number(0);
enum_type->mutable_value(0)->set_name("ADDED_ZERO_VALUE_" +
std::to_string(total_added_++));
}
}
}
void ScrubMessage(DescriptorProto *message_type) {
for (int i = 0; i < message_type->mutable_enum_type()->size(); i++) {
ScrubEnum(message_type->mutable_enum_type(i));
}
for (int i = 0; i < message_type->mutable_nested_type()->size(); i++) {
ScrubMessage(message_type->mutable_nested_type(i));
}
}
int total_added_;
};
class ExtensionStripper {
public:
static void StripFile(FileDescriptorProto *file) {
for (int i = 0; i < file->mutable_message_type()->size(); i++) {
StripMessage(file->mutable_message_type(i));
}
file->mutable_extension()->Clear();
}
private:
static void StripMessage(DescriptorProto *message_type) {
message_type->mutable_extension()->Clear();
message_type->clear_extension_range();
for (int i = 0; i < message_type->mutable_nested_type()->size(); i++) {
StripMessage(message_type->mutable_nested_type(i));
}
}
};
class FieldScrubber {
public:
static void ScrubFile(FileDescriptorProto *file) {
for (int i = 0; i < file->mutable_message_type()->size(); i++) {
ScrubMessage(file->mutable_message_type(i));
}
for (int i = 0; i < file->mutable_extension()->size(); i++) {
file->mutable_extension(i)->clear_default_value();
if (ShouldClearLabel(file->mutable_extension(i))) {
file->mutable_extension(i)->clear_label();
}
}
}
private:
static bool ShouldClearLabel(const FieldDescriptorProto *field) {
return field->label() == FieldDescriptorProto::LABEL_REQUIRED;
}
static void ScrubMessage(DescriptorProto *message_type) {
message_type->mutable_extension()->Clear();
for (int i = 0; i < message_type->mutable_extension()->size(); i++) {
message_type->mutable_extension(i)->clear_default_value();
if (ShouldClearLabel(message_type->mutable_extension(i))) {
message_type->mutable_extension(i)->clear_label();
}
}
for (int i = 0; i < message_type->mutable_field()->size(); i++) {
message_type->mutable_field(i)->clear_default_value();
if (ShouldClearLabel(message_type->mutable_field(i))) {
message_type->mutable_field(i)->clear_label();
}
}
for (int i = 0; i < message_type->mutable_nested_type()->size(); i++) {
ScrubMessage(message_type->mutable_nested_type(i));
}
}
};
} // namespace util
} // namespace protobuf
} // namespace google
#endif // PROTOBUF_BENCHMARKS_UTIL_SCHEMA_PROTO2_TO_PROTO3_UTIL_H_
|
