1 // Protocol Buffers - Google's data interchange format
2 // Copyright 2008 Google Inc. All rights reserved.
3 // https://developers.google.com/protocol-buffers/
4 //
5 // Redistribution and use in source and binary forms, with or without
6 // modification, are permitted provided that the following conditions are
7 // met:
8 //
9 // * Redistributions of source code must retain the above copyright
10 // notice, this list of conditions and the following disclaimer.
11 // * Redistributions in binary form must reproduce the above
12 // copyright notice, this list of conditions and the following disclaimer
13 // in the documentation and/or other materials provided with the
14 // distribution.
15 // * Neither the name of Google Inc. nor the names of its
16 // contributors may be used to endorse or promote products derived from
17 // this software without specific prior written permission.
18 //
19 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30
31 #include <google/protobuf/any.h>
32
33 #include <google/protobuf/arenastring.h>
34 #include <google/protobuf/descriptor.h>
35 #include <google/protobuf/generated_message_util.h>
36 #include <google/protobuf/message.h>
37
38 // Must be included last.
39 #include <google/protobuf/port_def.inc>
40
41 namespace google {
42 namespace protobuf {
43 namespace internal {
44
PackFrom(Arena * arena,const Message & message)45 bool AnyMetadata::PackFrom(Arena* arena, const Message& message) {
46 return PackFrom(arena, message, kTypeGoogleApisComPrefix);
47 }
48
PackFrom(Arena * arena,const Message & message,StringPiece type_url_prefix)49 bool AnyMetadata::PackFrom(Arena* arena, const Message& message,
50 StringPiece type_url_prefix) {
51 type_url_->Set(
52 GetTypeUrl(message.GetDescriptor()->full_name(), type_url_prefix), arena);
53 return message.SerializeToString(value_->Mutable(arena));
54 }
55
UnpackTo(Message * message) const56 bool AnyMetadata::UnpackTo(Message* message) const {
57 if (!InternalIs(message->GetDescriptor()->full_name())) {
58 return false;
59 }
60 return message->ParseFromString(value_->Get());
61 }
62
GetAnyFieldDescriptors(const Message & message,const FieldDescriptor ** type_url_field,const FieldDescriptor ** value_field)63 bool GetAnyFieldDescriptors(const Message& message,
64 const FieldDescriptor** type_url_field,
65 const FieldDescriptor** value_field) {
66 const Descriptor* descriptor = message.GetDescriptor();
67 if (descriptor->full_name() != kAnyFullTypeName) {
68 return false;
69 }
70 *type_url_field = descriptor->FindFieldByNumber(1);
71 *value_field = descriptor->FindFieldByNumber(2);
72 return (*type_url_field != nullptr &&
73 (*type_url_field)->type() == FieldDescriptor::TYPE_STRING &&
74 *value_field != nullptr &&
75 (*value_field)->type() == FieldDescriptor::TYPE_BYTES);
76 }
77
78 } // namespace internal
79 } // namespace protobuf
80 } // namespace google
81
82 #include <google/protobuf/port_undef.inc>
83