Status ServerSelectionMetadata::writeToMetadata(BSONObjBuilder* metadataBob) const { if (isSecondaryOk()) { metadataBob->append(kSecondaryOkFieldName, 1); } if (getReadPreference()) { metadataBob->append(kReadPreferenceFieldName, getReadPreference()->toBSON()); } return Status::OK(); }
Status ServerSelectionMetadata::writeToMetadata(BSONObjBuilder* metadataBob) const { BSONObjBuilder ssmBob; if (isSecondaryOk()) { ssmBob.append(kSecondaryOkFieldName, 1); } if (getReadPreference()) { ssmBob.append(kReadPreferenceFieldName, getReadPreference()->toBSON()); } auto ssm = ssmBob.done(); if (!ssm.isEmpty()) { metadataBob->append(fieldName(), ssm); } return Status::OK(); }