diff options
Diffstat (limited to 'src/google/protobuf/util/field_mask_util.h')
| -rw-r--r-- | src/google/protobuf/util/field_mask_util.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/google/protobuf/util/field_mask_util.h b/src/google/protobuf/util/field_mask_util.h index ab1f2e94..71c68fec 100644 --- a/src/google/protobuf/util/field_mask_util.h +++ b/src/google/protobuf/util/field_mask_util.h @@ -124,10 +124,17 @@ class LIBPROTOBUF_EXPORT FieldMaskUtil { static void MergeMessageTo(const Message& source, const FieldMask& mask, const MergeOptions& options, Message* destination); + class TrimOptions; // Removes from 'message' any field that is not represented in the given // FieldMask. If the FieldMask is empty, does nothing. static void TrimMessage(const FieldMask& mask, Message* message); + // Removes from 'message' any field that is not represented in the given + // FieldMask with customized TrimOptions. + // If the FieldMask is empty, does nothing. + static void TrimMessage(const FieldMask& mask, Message* message, + const TrimOptions& options); + private: friend class SnakeCaseCamelCaseTest; // Converts a field name from snake_case to camelCase: @@ -194,6 +201,23 @@ class LIBPROTOBUF_EXPORT FieldMaskUtil::MergeOptions { bool replace_repeated_fields_; }; +class LIBPROTOBUF_EXPORT FieldMaskUtil::TrimOptions { + public: + TrimOptions() + : keep_required_fields_(false) {} + // When trimming message fields, the default behavior is to trim required + // fields of the present message if they are not specified in the field mask. + // If you instead want to keep required fields of the present message even + // they are not speicifed in the field mask, set this flag to true. + void set_keep_required_fields(bool value) { + keep_required_fields_ = value; + } + bool keep_required_fields() const { return keep_required_fields_; } + + private: + bool keep_required_fields_; +}; + } // namespace util } // namespace protobuf |