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any.cc

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+// Protocol Buffers - Google's data interchange format
+// Copyright 2008 Google Inc.  All rights reserved.
+// https://developers.google.com/protocol-buffers/
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "google/protobuf/any.h"
+
+#include "google/protobuf/arenastring.h"
+#include "google/protobuf/descriptor.h"
+#include "google/protobuf/generated_message_util.h"
+#include "google/protobuf/message.h"
+
+// Must be included last.
+#include "google/protobuf/port_def.inc"
+
+namespace google {
+namespace protobuf {
+namespace internal {
+
+bool AnyMetadata::PackFrom(Arena* arena, const Message& message) {
+  return PackFrom(arena, message, kTypeGoogleApisComPrefix);
+}
+
+bool AnyMetadata::PackFrom(Arena* arena, const Message& message,
+                           absl::string_view type_url_prefix) {
+  type_url_->Set(
+      GetTypeUrl(message.GetDescriptor()->full_name(), type_url_prefix), arena);
+  return message.SerializeToString(value_->Mutable(arena));
+}
+
+bool AnyMetadata::UnpackTo(Message* message) const {
+  if (!InternalIs(message->GetDescriptor()->full_name())) {
+    return false;
+  }
+  return message->ParseFromString(value_->Get());
+}
+
+bool GetAnyFieldDescriptors(const Message& message,
+                            const FieldDescriptor** type_url_field,
+                            const FieldDescriptor** value_field) {
+  const Descriptor* descriptor = message.GetDescriptor();
+  if (descriptor->full_name() != kAnyFullTypeName) {
+    return false;
+  }
+  *type_url_field = descriptor->FindFieldByNumber(1);
+  *value_field = descriptor->FindFieldByNumber(2);
+  return (*type_url_field != nullptr &&
+          (*type_url_field)->type() == FieldDescriptor::TYPE_STRING &&
+          *value_field != nullptr &&
+          (*value_field)->type() == FieldDescriptor::TYPE_BYTES);
+}
+
+}  // namespace internal
+}  // namespace protobuf
+}  // namespace google
+
+#include "google/protobuf/port_undef.inc"