diff options
Diffstat (limited to 'src/google/protobuf/any.h')
| -rw-r--r-- | src/google/protobuf/any.h | 33 |
1 files changed, 30 insertions, 3 deletions
diff --git a/src/google/protobuf/any.h b/src/google/protobuf/any.h index c8dbef13..a34e5f8e 100644 --- a/src/google/protobuf/any.h +++ b/src/google/protobuf/any.h @@ -50,10 +50,26 @@ class LIBPROTOBUF_EXPORT AnyMetadata { // AnyMetadata does not take ownership of "type_url" and "value". AnyMetadata(UrlType* type_url, ValueType* value); + // Packs a message using the default type URL prefix: "type.googleapis.com". + // The resulted type URL will be "type.googleapis.com/<message_full_name>". void PackFrom(const Message& message); - + // Packs a message using the given type URL prefix. The type URL will be + // constructed by concatenating the message type's full name to the prefix + // with an optional "/" separator if the prefix doesn't already end up "/". + // For example, both PackFrom(message, "type.googleapis.com") and + // PackFrom(message, "type.googleapis.com/") yield the same result type + // URL: "type.googleapis.com/<message_full_name>". + void PackFrom(const Message& message, const string& type_url_prefix); + + // Unpacks the payload into the given message. Returns false if the message's + // type doesn't match the type specified in the type URL (i.e., the full + // name after the last "/" of the type URL doesn't match the message's actual + // full name) or parsing the payload has failed. bool UnpackTo(Message* message) const; + // Checks whether the type specified in the type URL matches the given type. + // A type is consdiered matching if its full name matches the full name after + // the last "/" in the type URL. template<typename T> bool Is() const { return InternalIs(T::default_instance().GetDescriptor()); @@ -74,10 +90,21 @@ extern const char kTypeGoogleProdComPrefix[]; // "type.googleprod.com/". // Get the proto type name from Any::type_url value. For example, passing // "type.googleapis.com/rpc.QueryOrigin" will return "rpc.QueryOrigin" in -// *full_type_name. Returns false if type_url does not start with -// "type.googleapis.com" or "type.googleprod.com". +// *full_type_name. Returns false if the type_url does not have a "/" +// in the type url separating the full type name. +// +// NOTE: this function is available publicly as: +// google::protobuf::Any() // static method on the generated message type. bool ParseAnyTypeUrl(const string& type_url, string* full_type_name); +// Get the proto type name and prefix from Any::type_url value. For example, +// passing "type.googleapis.com/rpc.QueryOrigin" will return +// "type.googleapis.com/" in *url_prefix and "rpc.QueryOrigin" in +// *full_type_name. Returns false if the type_url does not have a "/" in the +// type url separating the full type name. +bool ParseAnyTypeUrl(const string& type_url, string* url_prefix, + string* full_type_name); + // See if message is of type google.protobuf.Any, if so, return the descriptors // for "type_url" and "value" fields. bool GetAnyFieldDescriptors(const Message& message, |