Lataa protobuf 34.0

Announcements
- This version includes potential breaking changes with major version bump to: Objective-C, Python, PHP, C++. Bazel
- [Objective-C] Remove -[GPBFieldDescriptor optional] (3414dc1)
- [Objective-C] Fix nullability annotations on some GPB*Dictionary types. (ea67d6d)
- [Objective-C] Remove generate_minimal_imports generation option warning (45b1297)
- [Python] Raise errors in OSS when assign bool to int/enum field in Python Proto. (5b116fe)
- [Python] Remove deprecated UseDeprecatedLegacyJsonFieldConflicts() (c301c2c)
- [Python] Remove deprecated FieldDescriptor.label (0a8ff55)
- [Python] Remove float_format/double_format from python proto text_format (e4854a1)
- [Python] Remove deprecated FieldDescriptor::label() in OSS. Use is_repeated() or is_required() instead (b76faa9)
- [Python] Raise TypeError when convert non-timedelta to Duration, or convert non-datetime to Timestamp in python proto. (Original code may raise ArributeError) (00aaca1)
- [Python] Remove float_precision from python proto json_format (f027f1f)
- [PHP] Remove deprecated PHP APIs FieldDescriptor getLabel, use IsRepeated or isRequired instead. (4208121)
- [PHP] Remove deprecated PHP APIs (9c45014)
- [PHP] Add PHP typehints for setters and remove redundant GPBUtil checks (aee03b7)
- [PHP] support default values for editions/proto2 (b01099d)
- [C++] Remove deprecated UseDeprecatedLegacyJsonFieldConflicts() (c301c2c)
- [C++] Add a debug check that the target of CopyFrom is not a descendant of the source. (7a75898)
- [C++] Add [[nodiscard]] to many APIs. (a70115f)
- [C++] Make generator headers private (3a2af35)
- [C++] Remove deprecated FieldDescriptor::has_optional_keyword() in OSS. Use is_repeated() or has_presence() instead (68346ec)
- [C++] Remove deprecated FieldDescriptor::label() in OSS. Use is_repeated() or is_required() instead (b76faa9)
- [C++] Remove deprecated FieldDescriptor::is_optional() in OSS. Use (!is_required() && !is_repeated()) instead (9dbc5d4)
- [C++] Remove AddUnusedImportTrackFile() and ClearUnusedImportTrackFiles(). Remove PROTOBUF_FUTURE_RENAME_ADD_UNUSED_IMPORT (837a2cd)
- [C++] Removes proto2::util::MessageDifferencer::AddIgnoreCriteria that takes a raw pointer as an argument in favor of the overload that takes a unique_ptr. Remove macro PROTOBUF_FUTURE_REMOVE_ADD_IGNORE_CRITERIA (b115358)
- [C++] Make the arena-enabled constructors of RepeatedField, RepeatedPtrField, and Map private. (ef890c3)
- [C++] All entity names have length limit (2afb0dc)
- [Other] Remove deprecated flag for enabling MSVC support (97c979b)
- [Bazel] Remove deprecated ProtoInfo.transitive_imports. Use equivalent transitive_sources instead (0a5c2f6)
- [Bazel] Change @protobuf//bazel/flags:prefer_prebuilt_proto flag to True. (84a30b5)
- [Bazel] Only respect the Starlark versions of --proto_toolchain_for*(b5685c4)
- Protobuf News may include additional announcements or pre-announcements for upcoming changes.
Bazel
- Only respect the Starlark versions of --proto_toolchain_for*. This is a breaking change. (#26090) (#26091) (b5685c4)
- Breaking change: Change @protobuf//bazel/flags:prefer_prebuilt_proto flag to True. (84a30b5)
- Dropped support for Bazel 7. (304c9ba)
- Don't check for native protobuf flags if the proto fragment doesn't exist. (#25803) (5975f13)
- Fix the prefer_prebuilt_protoc alias to use the correct originally announced location (732ed49)
- Actually fix breaking change related to upb_proto_reflection_library (86d434b)
- Fix breaking change related to upb_c_proto_library and upb_proto_reflection_library (b0150c0)
- Add an alias to undo accidental unannounced breaking change (e71d379)
- Moved prebuilt-related Bazel files to standard locations. (cfe8991)
- Refactored and rearranged Bazel rules. (d7dd1e1)
- Removed the third_party/upb/upb/bazel directory. (7efbfe1)
- Introduce Starlark versions of Protobuf flags. (d1f4b2f)
- Fix: cc_toolchain should prefer protoc when prebuilt flag is flipped. (#25168) (8c857c3)
- Breaking change: Remove deprecated ProtoInfo.transitive_imports. Use equivalent transitive_sources instead (0a5c2f6)
- Feat(bazel): wire up prebuilt protoc toolchain (#24115) (cc23698)
- Migrate proto_descriptor_set (#23369) (8d4dfdd)
Compiler
- Removed the third_party/upb/upb/bazel directory. (7efbfe1)
- Validate Feature Support on Custom Options (2985930)
- Ruby codegen: support generation of rbs files (#15633) (6ebdf85)
- Avoid collision name problems between a message named Xyz and a direct sibling enum named XyzView (eba53e8)
- Generalizing and implementing ValidateFeatureSupport for both Options and Features during proto parsing (ed3c571)
- Fix a bug with custom features outside of the pb package. (872d3ce)
- Fix import option handling when include_imports isn't set. (9ef9e80)
- Fix a bug in STRICT check of namespaced enums to properly check for 'reserved 1 to max' (1229d4a)
- Prevent accidental stripping of debug_redact options via import option. (f58b098)
C++
- Regenerated files. (a9bbf7a)
- Dropped support for Bazel 7. (304c9ba)
- Remove direct dependency on rules_apple (#25708) (e06c026)
- Fix broken field_mask_upb_proto and field_mask_upb_reflection_proto aliases (d808a97)
- Removed the third_party/upb/upb/bazel directory. (7efbfe1)
- Validate Feature Support on Custom Options (2985930)
- Auto-generate files after PR #25437 (8be64ea)
- Update rules_apple dependency to support rules_swift 3.x (#25437) (c0e15f2)
- Fix UTF-8 Validation of string extensions in C++ (35ba5cf)
- Improve wire compatibility of TestAllTypes with TestAllExtensions. (08355bd)
- Add EnumerateEnumValues function. (397d5d9)
- Add conformance tests for utf8 validation. (e8923a8)
- Disable constinit on MSVC for static library builds (783da0a)
- Breaking change: Make generator headers private (3a2af35)
- Add bounds checking to ExtractSubrange. (5687acc)
- This CL starts failing on [unverified_lazy = true] on extensions, which have been (d2a42e7)
- Refine the conditions for the MSVC constinit workaround (38927bf)
- Add conformance test cases about handling of google.protobuf.Empty inside any Any in JSON. (0f3dd06)
- Remove PROTOBUF_CONSTEXPR to unconditionally use constexpr (7f431bb)
- Add bounds checking to DeleteSubrange, create new helper, RuntimeAssertInBoundsGE, and modify LogIndexOutOfBoundsAndAbort to customize the message being logged. (71cc97c)
- Breaking change: Remove deprecated UseDeprecatedLegacyJsonFieldConflicts() (c301c2c)
- Fix issue where BinaryToJson a Skip()'s failure on unknown fields was ignored instead of resulting in a parse failure. (2ec322e)
- Breaking change: Add [[nodiscard]] to many APIs. (a70115f)
- Abort on out of bounds accesses. (3acf23c)
- Fix JSON printing of Any of an empty message in C++Proto. (014f676)
- FieldMaskUtil::TrimMessage: Handle repeated messages. (0f109cb)
- Breaking change: Remove deprecated FieldDescriptor::label() in OSS. Use is_repeated() or is_required() instead (b76faa9)
- Generalizing and implementing ValidateFeatureSupport for both Options and Features during proto parsing (ed3c571)
- Breaking change: Remove deprecated FieldDescriptor::has_optional_keyword() in OSS. Use is_repeated() or has_presence() instead (68346ec)
- Test that all entity names have some limit, and that passing that limit will (2afb0dc)
- Breaking change: Remove deprecated FieldDescriptor::is_optional() in OSS. Use (!is_required() && !is_repeated()) instead (9dbc5d4)
- Breaking change: Remove AddUnusedImportTrackFile() and ClearUnusedImportTrackFiles(). Remove PROTOBUF_FUTURE_RENAME_ADD_UNUSED_IMPORT (837a2cd)
- Breaking change: Removes proto2::util::MessageDifferencer::AddIgnoreCriteria that takes a raw pointer as an argument in favor of the overload that takes a unique_ptr. Remove macro PROTOBUF_FUTURE_REMOVE_ADD_IGNORE_CRITERIA (b115358)
- Mark mutable repeated fields/maps as [[nodiscard]] (bc60e2e)
- Apply [[nodiscard]] to constant, non-message accessors. (46575f0)
- Add [[nodiscard]] to many const methods of Message/Reflection. (8c981b8)
- Fix a bug with custom features outside of the pb package. (872d3ce)
- Delete safe_boundary_check as this now supported via build flag, --//third_party/protobuf:bounds_check_mode. (3079d15)
- Add [[nodiscard]] to const message field accessors. (60f60d0)
- CMake: Stop building tests by default (related to #20539) (#24373) (88261aa)
- Optimize TcParser::RepeatedVarint (88efe88)
- Add nodiscard to has_/_size accessors. (40fe103)
- Enable removed arena pointers from all fields. (1f3fe2e)
- Fix a bug in STRICT check of namespaced enums to properly check for 'reserved 1 to max' (1229d4a)
- Breaking change: Add a debug check that the target of CopyFrom is not a descendant of the source. (7a75898)
- Breaking change: Make the arena-enabled constructors of RepeatedField, RepeatedPtrField, and Map private. (ef890c3)
- Update AddAlreadyReserved/AddNAlreadyReserved to use the runtime bounds checks. (b8e690a)
- Use __builtin_operator_new to faciliate compiler optimizations of these allocs. (4624d81)
- Add has_default_instance() to ImplicitWeakTypeHandler (818b8ef)
- Add a macro to make RepeatedField(Arena*) constructor private in a future release. (b39f10c)
- Use __builtin_operator_new to faciliate compiler optimizations of these allocs. (195da19)
- Change LogIndexOutOfBoundsAndAbort logging message. (bc0b635)
Java
- Dropped support for Bazel 7. (304c9ba)
- Optimize TextFormatEscaper to just return the String input if it didn't need any escaping. (e536204)
- Adding deprecation comment when isInitialized() accessor is deprecated (2732c60)
- Deprecating isInitialized() if there aren't required fields (2607595)
- Avoid skipping descriptors with option dependencies (1bc2c63)
- Remove PROTOBUF_CONSTEXPR to unconditionally use constexpr (7f431bb)
- Correctly apply JSON recursion limit when parsing an Any-of-Any. (33b16e8)
- Avoid potential exceptions on serialize in the face of malformed lazy extensions. (531c644)