| // Protocol Buffers - Google's data interchange format |
| // Copyright 2008 Google Inc. All rights reserved. |
| // |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file or at |
| // https://developers.google.com/open-source/licenses/bsd |
| |
| #include "absl/strings/match.h" |
| #include "absl/strings/str_cat.h" |
| #include "google/protobuf/any.h" |
| #include "google/protobuf/arenastring.h" |
| #include "google/protobuf/generated_message_util.h" |
| #include "google/protobuf/io/zero_copy_stream_impl_lite.h" |
| |
| namespace google { |
| namespace protobuf { |
| namespace internal { |
| |
| std::string GetTypeUrl(absl::string_view message_name, |
| absl::string_view type_url_prefix) { |
| if (!type_url_prefix.empty() && |
| type_url_prefix[type_url_prefix.size() - 1] == '/') { |
| return absl::StrCat(type_url_prefix, message_name); |
| } else { |
| return absl::StrCat(type_url_prefix, "/", message_name); |
| } |
| } |
| |
| const char kAnyFullTypeName[] = "google.protobuf.Any"; |
| const char kTypeGoogleApisComPrefix[] = "type.googleapis.com/"; |
| const char kTypeGoogleProdComPrefix[] = "type.googleprod.com/"; |
| |
| bool AnyMetadata::InternalPackFrom(Arena* arena, const MessageLite& message, |
| absl::string_view type_url_prefix, |
| absl::string_view type_name) { |
| type_url_->Set(GetTypeUrl(type_name, type_url_prefix), arena); |
| return message.SerializeToString(value_->Mutable(arena)); |
| } |
| |
| bool AnyMetadata::InternalUnpackTo(absl::string_view type_name, |
| MessageLite* message) const { |
| if (!InternalIs(type_name)) { |
| return false; |
| } |
| return message->ParseFromString(value_->Get()); |
| } |
| |
| bool AnyMetadata::InternalIs(absl::string_view type_name) const { |
| absl::string_view type_url = type_url_->Get(); |
| return type_url.size() >= type_name.size() + 1 && |
| type_url[type_url.size() - type_name.size() - 1] == '/' && |
| absl::EndsWith(type_url, type_name); |
| } |
| |
| bool ParseAnyTypeUrl(absl::string_view type_url, std::string* url_prefix, |
| std::string* full_type_name) { |
| size_t pos = type_url.find_last_of('/'); |
| if (pos == std::string::npos || pos + 1 == type_url.size()) { |
| return false; |
| } |
| if (url_prefix) { |
| *url_prefix = std::string(type_url.substr(0, pos + 1)); |
| } |
| *full_type_name = std::string(type_url.substr(pos + 1)); |
| return true; |
| } |
| |
| bool ParseAnyTypeUrl(absl::string_view type_url, std::string* full_type_name) { |
| return ParseAnyTypeUrl(type_url, nullptr, full_type_name); |
| } |
| |
| } // namespace internal |
| } // namespace protobuf |
| } // namespace google |