diff options
Diffstat (limited to 'python/google/protobuf/descriptor_pool.py')
| -rw-r--r-- | python/google/protobuf/descriptor_pool.py | 114 |
1 files changed, 71 insertions, 43 deletions
diff --git a/python/google/protobuf/descriptor_pool.py b/python/google/protobuf/descriptor_pool.py index bcac513a..7e7701f8 100644 --- a/python/google/protobuf/descriptor_pool.py +++ b/python/google/protobuf/descriptor_pool.py @@ -64,6 +64,9 @@ from google.protobuf import descriptor_database from google.protobuf import text_encoding +_USE_C_DESCRIPTORS = descriptor._USE_C_DESCRIPTORS + + def _NormalizeFullyQualifiedName(name): """Remove leading period from fully-qualified type name. @@ -271,58 +274,81 @@ class DescriptorPool(object): file_descriptor = descriptor.FileDescriptor( name=file_proto.name, package=file_proto.package, + syntax=file_proto.syntax, options=file_proto.options, serialized_pb=file_proto.SerializeToString(), dependencies=direct_deps) - scope = {} - - # This loop extracts all the message and enum types from all the - # dependencoes of the file_proto. This is necessary to create the - # scope of available message types when defining the passed in - # file proto. - for dependency in built_deps: - scope.update(self._ExtractSymbols( - dependency.message_types_by_name.values())) - scope.update((_PrefixWithDot(enum.full_name), enum) - for enum in dependency.enum_types_by_name.values()) - - for message_type in file_proto.message_type: - message_desc = self._ConvertMessageDescriptor( - message_type, file_proto.package, file_descriptor, scope) - file_descriptor.message_types_by_name[message_desc.name] = message_desc - - for enum_type in file_proto.enum_type: - file_descriptor.enum_types_by_name[enum_type.name] = ( - self._ConvertEnumDescriptor(enum_type, file_proto.package, - file_descriptor, None, scope)) - - for index, extension_proto in enumerate(file_proto.extension): - extension_desc = self.MakeFieldDescriptor( - extension_proto, file_proto.package, index, is_extension=True) - extension_desc.containing_type = self._GetTypeFromScope( - file_descriptor.package, extension_proto.extendee, scope) - self.SetFieldType(extension_proto, extension_desc, - file_descriptor.package, scope) - file_descriptor.extensions_by_name[extension_desc.name] = extension_desc - - for desc_proto in file_proto.message_type: - self.SetAllFieldTypes(file_proto.package, desc_proto, scope) - - if file_proto.package: - desc_proto_prefix = _PrefixWithDot(file_proto.package) + if _USE_C_DESCRIPTORS: + # When using C++ descriptors, all objects defined in the file were added + # to the C++ database when the FileDescriptor was built above. + # Just add them to this descriptor pool. + def _AddMessageDescriptor(message_desc): + self._descriptors[message_desc.full_name] = message_desc + for nested in message_desc.nested_types: + _AddMessageDescriptor(nested) + for enum_type in message_desc.enum_types: + _AddEnumDescriptor(enum_type) + def _AddEnumDescriptor(enum_desc): + self._enum_descriptors[enum_desc.full_name] = enum_desc + for message_type in file_descriptor.message_types_by_name.values(): + _AddMessageDescriptor(message_type) + for enum_type in file_descriptor.enum_types_by_name.values(): + _AddEnumDescriptor(enum_type) else: - desc_proto_prefix = '' + scope = {} + + # This loop extracts all the message and enum types from all the + # dependencies of the file_proto. This is necessary to create the + # scope of available message types when defining the passed in + # file proto. + for dependency in built_deps: + scope.update(self._ExtractSymbols( + dependency.message_types_by_name.values())) + scope.update((_PrefixWithDot(enum.full_name), enum) + for enum in dependency.enum_types_by_name.values()) + + for message_type in file_proto.message_type: + message_desc = self._ConvertMessageDescriptor( + message_type, file_proto.package, file_descriptor, scope, + file_proto.syntax) + file_descriptor.message_types_by_name[message_desc.name] = ( + message_desc) + + for enum_type in file_proto.enum_type: + file_descriptor.enum_types_by_name[enum_type.name] = ( + self._ConvertEnumDescriptor(enum_type, file_proto.package, + file_descriptor, None, scope)) + + for index, extension_proto in enumerate(file_proto.extension): + extension_desc = self.MakeFieldDescriptor( + extension_proto, file_proto.package, index, is_extension=True) + extension_desc.containing_type = self._GetTypeFromScope( + file_descriptor.package, extension_proto.extendee, scope) + self.SetFieldType(extension_proto, extension_desc, + file_descriptor.package, scope) + file_descriptor.extensions_by_name[extension_desc.name] = ( + extension_desc) + + for desc_proto in file_proto.message_type: + self.SetAllFieldTypes(file_proto.package, desc_proto, scope) + + if file_proto.package: + desc_proto_prefix = _PrefixWithDot(file_proto.package) + else: + desc_proto_prefix = '' + + for desc_proto in file_proto.message_type: + desc = self._GetTypeFromScope( + desc_proto_prefix, desc_proto.name, scope) + file_descriptor.message_types_by_name[desc_proto.name] = desc - for desc_proto in file_proto.message_type: - desc = self._GetTypeFromScope(desc_proto_prefix, desc_proto.name, scope) - file_descriptor.message_types_by_name[desc_proto.name] = desc self.Add(file_proto) self._file_descriptors[file_proto.name] = file_descriptor return self._file_descriptors[file_proto.name] def _ConvertMessageDescriptor(self, desc_proto, package=None, file_desc=None, - scope=None): + scope=None, syntax=None): """Adds the proto to the pool in the specified package. Args: @@ -349,7 +375,8 @@ class DescriptorPool(object): scope = {} nested = [ - self._ConvertMessageDescriptor(nested, desc_name, file_desc, scope) + self._ConvertMessageDescriptor( + nested, desc_name, file_desc, scope, syntax) for nested in desc_proto.nested_type] enums = [ self._ConvertEnumDescriptor(enum, desc_name, file_desc, None, scope) @@ -383,7 +410,8 @@ class DescriptorPool(object): extension_ranges=extension_ranges, file=file_desc, serialized_start=None, - serialized_end=None) + serialized_end=None, + syntax=syntax) for nested in desc.nested_types: nested.containing_type = desc for enum in desc.enum_types: |