Check-in bootstrapped Java features for Bazel and CMake

PiperOrigin-RevId: 573014410
diff --git a/cmake/install.cmake b/cmake/install.cmake
index c52f692..998c2e3 100644
--- a/cmake/install.cmake
+++ b/cmake/install.cmake
@@ -68,10 +68,18 @@
   ${cpp_features_proto_proto_srcs}
   ${descriptor_proto_proto_srcs}
   ${plugin_proto_proto_srcs}
+  ${java_features_proto_proto_srcs}
 )
 foreach(_header ${protobuf_HEADERS})
-  string(REPLACE "${protobuf_SOURCE_DIR}/src" "" _header ${_header})
-  get_filename_component(_extract_from "${protobuf_SOURCE_DIR}/src/${_header}" ABSOLUTE)
+  string(FIND ${_header} "${protobuf_SOURCE_DIR}/src" _find_src)
+  string(FIND ${_header} "${protobuf_SOURCE_DIR}" _find_nosrc)
+  if (_find_src GREATER -1)
+    set(_from_dir "${protobuf_SOURCE_DIR}/src")
+  elseif (_find_nosrc GREATER -1)
+    set(_from_dir "${protobuf_SOURCE_DIR}")
+  endif()
+  string(REPLACE "${_from_dir}" "" _header ${_header})
+  get_filename_component(_extract_from "${_from_dir}/${_header}" ABSOLUTE)
   get_filename_component(_extract_name ${_header} NAME)
   get_filename_component(_extract_to "${CMAKE_INSTALL_INCLUDEDIR}/${_header}" DIRECTORY)
   install(FILES "${_extract_from}"
diff --git a/cmake/tests.cmake b/cmake/tests.cmake
index 1f21ed0..6b7707b 100644
--- a/cmake/tests.cmake
+++ b/cmake/tests.cmake
@@ -204,7 +204,8 @@
 set(_exclude_hdrs
   "${protobuf_SOURCE_DIR}/src/google/protobuf/cpp_features.pb.h"
   "${protobuf_SOURCE_DIR}/src/google/protobuf/descriptor.pb.h"
-  "${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/plugin.pb.h")
+  "${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/plugin.pb.h"
+  "${protobuf_SOURCE_DIR}/src/google/protobuf/compiler/java/java_features.pb.h")
 
 # Exclude test library headers.
 list(APPEND _exclude_hdrs ${test_util_hdrs} ${lite_test_util_hdrs} ${common_test_hdrs}
diff --git a/java/core/BUILD.bazel b/java/core/BUILD.bazel
index 8f2bfe3..70fe8fa 100644
--- a/java/core/BUILD.bazel
+++ b/java/core/BUILD.bazel
@@ -163,6 +163,13 @@
     srcs = LITE_SRCS,
 )
 
+proto_library(
+    name = "java_features_proto",
+    srcs = ["src/main/java/com/google/protobuf/java_features.proto"],
+    visibility = ["//pkg:__pkg__"],
+    deps = ["//:descriptor_proto"],
+)
+
 internal_gen_well_known_protos_java(
     name = "gen_well_known_protos_java",
     deps = [
diff --git a/pkg/BUILD.bazel b/pkg/BUILD.bazel
index 1d24e44..340fbaf 100644
--- a/pkg/BUILD.bazel
+++ b/pkg/BUILD.bazel
@@ -113,6 +113,8 @@
         "//src/google/protobuf:cpp_features_proto": "cpp_features_proto",
         "//src/google/protobuf:descriptor_proto": "descriptor_proto",
         "//src/google/protobuf/compiler:plugin_proto": "plugin_proto",
+        "//java/core:java_features_proto": "java_features_proto,src/google/protobuf/compiler/java/",
+
         # Test libraries:
         ":common_test": "common_test",
         ":lite_test_util": "lite_test_util",
diff --git a/pkg/build_systems.bzl b/pkg/build_systems.bzl
index 7de918f..fb234fc 100644
--- a/pkg/build_systems.bzl
+++ b/pkg/build_systems.bzl
@@ -1,5 +1,6 @@
-# Starlark utilities for working with other build systems
+"""Starlark utilities for working with other build systems."""
 
+load("@bazel_skylib//lib:paths.bzl", "paths")
 load("@rules_pkg//:providers.bzl", "PackageFilegroupInfo", "PackageFilesInfo")
 load(":cc_dist_library.bzl", "CcFileList")
 
@@ -129,7 +130,10 @@
     out = ctx.outputs.out
 
     fragments = []
-    for srcrule, libname in ctx.attr.src_libs.items():
+    for srcrule, value in ctx.attr.src_libs.items():
+        split_value = value.split(",")
+        libname = split_value[0]
+        gencode_dir = split_value[1] if len(split_value) == 2 else ""
         if CcFileList in srcrule:
             cc_file_list = srcrule[CcFileList]
 
@@ -170,13 +174,13 @@
                     srcrule.label,
                     libname + "_srcs",
                     ctx.attr.source_prefix,
-                    proto_file_list.srcs,
+                    [gencode_dir + paths.basename(s) if gencode_dir else s for s in proto_file_list.srcs],
                 ),
                 fragment_generator(
                     srcrule.label,
                     libname + "_hdrs",
                     ctx.attr.source_prefix,
-                    proto_file_list.hdrs,
+                    [gencode_dir + paths.basename(s) if gencode_dir else s for s in proto_file_list.hdrs],
                 ),
             ])
 
@@ -232,14 +236,14 @@
     ),
     "src_libs": attr.label_keyed_string_dict(
         doc = (
-            "A dict, {target: libname} of libraries to include. " +
+            "A dict, {target: libname[,gencode_dir]} of libraries to include. " +
             "Targets can be C++ rules (like `cc_library` or `cc_test`), " +
             "`proto_library` rules, files, `filegroup` rules, `pkg_files` " +
             "rules, or `pkg_filegroup` rules. " +
             "The libname is a string, and used to construct the variable " +
             "name in the `out` file holding the target's sources. " +
             "For generated files, the output root (like `bazel-bin/`) is not " +
-            "included. " +
+            "included. gencode_dir is used instead of target's location if provided." +
             "For `pkg_files` and `pkg_filegroup` rules, the destination path " +
             "is used."
         ),
diff --git a/src/google/protobuf/compiler/java/BUILD.bazel b/src/google/protobuf/compiler/java/BUILD.bazel
index 33c9e8d..a6e78f0 100644
--- a/src/google/protobuf/compiler/java/BUILD.bazel
+++ b/src/google/protobuf/compiler/java/BUILD.bazel
@@ -57,6 +57,7 @@
         "file.cc",
         "generator.cc",
         "generator_factory.cc",
+        "java_features.pb.cc",
         "kotlin_generator.cc",
         "map_field.cc",
         "map_field_lite.cc",
@@ -87,6 +88,7 @@
         "file.h",
         "generator.h",
         "generator_factory.h",
+        "java_features.pb.h",
         "kotlin_generator.h",
         "map_field.h",
         "map_field_lite.h",
@@ -113,6 +115,7 @@
     deps = [
         ":names",
         ":names_internal",
+        "//src/google/protobuf:arena",
         "//src/google/protobuf:descriptor_legacy",
         "//src/google/protobuf:protobuf_nowkt",
         "//src/google/protobuf/compiler:code_generator",
diff --git a/src/google/protobuf/compiler/java/java_features.pb.cc b/src/google/protobuf/compiler/java/java_features.pb.cc
new file mode 100644
index 0000000..99ab9eb
--- /dev/null
+++ b/src/google/protobuf/compiler/java/java_features.pb.cc
@@ -0,0 +1,383 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: google/protobuf/compiler/java/java_features.proto
+
+#include "google/protobuf/compiler/java/java_features.pb.h"
+
+#include <algorithm>
+#include "google/protobuf/io/coded_stream.h"
+#include "google/protobuf/extension_set.h"
+#include "google/protobuf/wire_format_lite.h"
+#include "google/protobuf/descriptor.h"
+#include "google/protobuf/generated_message_reflection.h"
+#include "google/protobuf/reflection_ops.h"
+#include "google/protobuf/wire_format.h"
+#include "google/protobuf/generated_message_tctable_impl.h"
+// @@protoc_insertion_point(includes)
+
+// Must be included last.
+#include "google/protobuf/port_def.inc"
+PROTOBUF_PRAGMA_INIT_SEG
+namespace _pb = ::google::protobuf;
+namespace _pbi = ::google::protobuf::internal;
+namespace _fl = ::google::protobuf::internal::field_layout;
+namespace pb {
+
+inline constexpr JavaFeatures::Impl_::Impl_(
+    ::_pbi::ConstantInitialized) noexcept
+      : _cached_size_{0},
+        legacy_closed_enum_{false},
+        utf8_validation_{static_cast< ::pb::JavaFeatures_Utf8Validation >(0)} {}
+
+template <typename>
+PROTOBUF_CONSTEXPR JavaFeatures::JavaFeatures(::_pbi::ConstantInitialized)
+    : _impl_(::_pbi::ConstantInitialized()) {}
+struct JavaFeaturesDefaultTypeInternal {
+  PROTOBUF_CONSTEXPR JavaFeaturesDefaultTypeInternal() : _instance(::_pbi::ConstantInitialized{}) {}
+  ~JavaFeaturesDefaultTypeInternal() {}
+  union {
+    JavaFeatures _instance;
+  };
+};
+
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PROTOC_EXPORT
+    PROTOBUF_ATTRIBUTE_INIT_PRIORITY1 JavaFeaturesDefaultTypeInternal _JavaFeatures_default_instance_;
+}  // namespace pb
+static ::_pb::Metadata file_level_metadata_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto[1];
+static const ::_pb::EnumDescriptor* file_level_enum_descriptors_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto[1];
+static constexpr const ::_pb::ServiceDescriptor**
+    file_level_service_descriptors_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto = nullptr;
+const ::uint32_t TableStruct_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto::offsets[] PROTOBUF_SECTION_VARIABLE(
+    protodesc_cold) = {
+    PROTOBUF_FIELD_OFFSET(::pb::JavaFeatures, _impl_._has_bits_),
+    PROTOBUF_FIELD_OFFSET(::pb::JavaFeatures, _internal_metadata_),
+    ~0u,  // no _extensions_
+    ~0u,  // no _oneof_case_
+    ~0u,  // no _weak_field_map_
+    ~0u,  // no _inlined_string_donated_
+    ~0u,  // no _split_
+    ~0u,  // no sizeof(Split)
+    PROTOBUF_FIELD_OFFSET(::pb::JavaFeatures, _impl_.legacy_closed_enum_),
+    PROTOBUF_FIELD_OFFSET(::pb::JavaFeatures, _impl_.utf8_validation_),
+    0,
+    1,
+};
+
+static const ::_pbi::MigrationSchema
+    schemas[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) = {
+        {0, 10, -1, sizeof(::pb::JavaFeatures)},
+};
+
+static const ::_pb::Message* const file_default_instances[] = {
+    &::pb::_JavaFeatures_default_instance_._instance,
+};
+const char descriptor_table_protodef_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) = {
+    "\n1google/protobuf/compiler/java/java_fea"
+    "tures.proto\022\002pb\032 google/protobuf/descrip"
+    "tor.proto\"\352\001\n\014JavaFeatures\022>\n\022legacy_clo"
+    "sed_enum\030\001 \001(\010B\"\210\001\001\230\001\004\230\001\001\242\001\t\022\004true\030\346\007\242\001\n"
+    "\022\005false\030\347\007\022R\n\017utf8_validation\030\002 \001(\0162\037.pb"
+    ".JavaFeatures.Utf8ValidationB\030\210\001\001\230\001\004\230\001\001\242"
+    "\001\014\022\007DEFAULT\030\346\007\"F\n\016Utf8Validation\022\033\n\027UTF8"
+    "_VALIDATION_UNKNOWN\020\000\022\013\n\007DEFAULT\020\001\022\n\n\006VE"
+    "RIFY\020\002:<\n\004java\022\033.google.protobuf.Feature"
+    "Set\030\351\007 \001(\0132\020.pb.JavaFeaturesB(\n\023com.goog"
+    "le.protobufB\021JavaFeaturesProto"
+};
+static const ::_pbi::DescriptorTable* const descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_deps[1] =
+    {
+        &::descriptor_table_google_2fprotobuf_2fdescriptor_2eproto,
+};
+static ::absl::once_flag descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_once;
+const ::_pbi::DescriptorTable descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto = {
+    false,
+    false,
+    430,
+    descriptor_table_protodef_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto,
+    "google/protobuf/compiler/java/java_features.proto",
+    &descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_once,
+    descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_deps,
+    1,
+    1,
+    schemas,
+    file_default_instances,
+    TableStruct_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto::offsets,
+    file_level_metadata_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto,
+    file_level_enum_descriptors_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto,
+    file_level_service_descriptors_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto,
+};
+
+// This function exists to be marked as weak.
+// It can significantly speed up compilation by breaking up LLVM's SCC
+// in the .pb.cc translation units. Large translation units see a
+// reduction of more than 35% of walltime for optimized builds. Without
+// the weak attribute all the messages in the file, including all the
+// vtables and everything they use become part of the same SCC through
+// a cycle like:
+// GetMetadata -> descriptor table -> default instances ->
+//   vtables -> GetMetadata
+// By adding a weak function here we break the connection from the
+// individual vtables back into the descriptor table.
+PROTOBUF_ATTRIBUTE_WEAK const ::_pbi::DescriptorTable* descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_getter() {
+  return &descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto;
+}
+// Force running AddDescriptors() at dynamic initialization time.
+PROTOBUF_ATTRIBUTE_INIT_PRIORITY2
+static ::_pbi::AddDescriptorsRunner dynamic_init_dummy_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto(&descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto);
+namespace pb {
+const ::google::protobuf::EnumDescriptor* JavaFeatures_Utf8Validation_descriptor() {
+  ::google::protobuf::internal::AssignDescriptors(&descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto);
+  return file_level_enum_descriptors_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto[0];
+}
+PROTOBUF_CONSTINIT const uint32_t JavaFeatures_Utf8Validation_internal_data_[] = {
+    196608u, 0u, };
+bool JavaFeatures_Utf8Validation_IsValid(int value) {
+  return 0 <= value && value <= 2;
+}
+#if (__cplusplus < 201703) && \
+  (!defined(_MSC_VER) || (_MSC_VER >= 1900 && _MSC_VER < 1912))
+
+constexpr JavaFeatures_Utf8Validation JavaFeatures::UTF8_VALIDATION_UNKNOWN;
+constexpr JavaFeatures_Utf8Validation JavaFeatures::DEFAULT;
+constexpr JavaFeatures_Utf8Validation JavaFeatures::VERIFY;
+constexpr JavaFeatures_Utf8Validation JavaFeatures::Utf8Validation_MIN;
+constexpr JavaFeatures_Utf8Validation JavaFeatures::Utf8Validation_MAX;
+constexpr int JavaFeatures::Utf8Validation_ARRAYSIZE;
+
+#endif  // (__cplusplus < 201703) &&
+        // (!defined(_MSC_VER) || (_MSC_VER >= 1900 && _MSC_VER < 1912))
+// ===================================================================
+
+class JavaFeatures::_Internal {
+ public:
+  using HasBits = decltype(std::declval<JavaFeatures>()._impl_._has_bits_);
+  static constexpr ::int32_t kHasBitsOffset =
+    8 * PROTOBUF_FIELD_OFFSET(JavaFeatures, _impl_._has_bits_);
+  static void set_has_legacy_closed_enum(HasBits* has_bits) {
+    (*has_bits)[0] |= 1u;
+  }
+  static void set_has_utf8_validation(HasBits* has_bits) {
+    (*has_bits)[0] |= 2u;
+  }
+};
+
+JavaFeatures::JavaFeatures(::google::protobuf::Arena* arena)
+    : ::google::protobuf::Message(arena) {
+  SharedCtor(arena);
+  // @@protoc_insertion_point(arena_constructor:pb.JavaFeatures)
+}
+JavaFeatures::JavaFeatures(
+    ::google::protobuf::Arena* arena, const JavaFeatures& from)
+    : JavaFeatures(arena) {
+  MergeFrom(from);
+}
+inline PROTOBUF_NDEBUG_INLINE JavaFeatures::Impl_::Impl_(
+    ::google::protobuf::internal::InternalVisibility visibility,
+    ::google::protobuf::Arena* arena)
+      : _cached_size_{0} {}
+
+inline void JavaFeatures::SharedCtor(::_pb::Arena* arena) {
+  new (&_impl_) Impl_(internal_visibility(), arena);
+  ::memset(reinterpret_cast<char *>(&_impl_) +
+               offsetof(Impl_, legacy_closed_enum_),
+           0,
+           offsetof(Impl_, utf8_validation_) -
+               offsetof(Impl_, legacy_closed_enum_) +
+               sizeof(Impl_::utf8_validation_));
+}
+JavaFeatures::~JavaFeatures() {
+  // @@protoc_insertion_point(destructor:pb.JavaFeatures)
+  _internal_metadata_.Delete<::google::protobuf::UnknownFieldSet>();
+  SharedDtor();
+}
+inline void JavaFeatures::SharedDtor() {
+  ABSL_DCHECK(GetArena() == nullptr);
+  _impl_.~Impl_();
+}
+
+PROTOBUF_NOINLINE void JavaFeatures::Clear() {
+// @@protoc_insertion_point(message_clear_start:pb.JavaFeatures)
+  PROTOBUF_TSAN_WRITE(&_impl_._tsan_detect_race);
+  ::uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  cached_has_bits = _impl_._has_bits_[0];
+  if (cached_has_bits & 0x00000003u) {
+    ::memset(&_impl_.legacy_closed_enum_, 0, static_cast<::size_t>(
+        reinterpret_cast<char*>(&_impl_.utf8_validation_) -
+        reinterpret_cast<char*>(&_impl_.legacy_closed_enum_)) + sizeof(_impl_.utf8_validation_));
+  }
+  _impl_._has_bits_.Clear();
+  _internal_metadata_.Clear<::google::protobuf::UnknownFieldSet>();
+}
+
+const char* JavaFeatures::_InternalParse(
+    const char* ptr, ::_pbi::ParseContext* ctx) {
+  ptr = ::_pbi::TcParser::ParseLoop(this, ptr, ctx, &_table_.header);
+  return ptr;
+}
+
+
+PROTOBUF_CONSTINIT PROTOBUF_ATTRIBUTE_INIT_PRIORITY1
+const ::_pbi::TcParseTable<1, 2, 1, 0, 2> JavaFeatures::_table_ = {
+  {
+    PROTOBUF_FIELD_OFFSET(JavaFeatures, _impl_._has_bits_),
+    0, // no _extensions_
+    2, 8,  // max_field_number, fast_idx_mask
+    offsetof(decltype(_table_), field_lookup_table),
+    4294967292,  // skipmap
+    offsetof(decltype(_table_), field_entries),
+    2,  // num_field_entries
+    1,  // num_aux_entries
+    offsetof(decltype(_table_), aux_entries),
+    &_JavaFeatures_default_instance_._instance,
+    ::_pbi::TcParser::GenericFallback,  // fallback
+  }, {{
+    // optional .pb.JavaFeatures.Utf8Validation utf8_validation = 2 [retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, edition_defaults = {
+    {::_pbi::TcParser::FastEr0S1,
+     {16, 1, 2, PROTOBUF_FIELD_OFFSET(JavaFeatures, _impl_.utf8_validation_)}},
+    // optional bool legacy_closed_enum = 1 [retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, edition_defaults = {
+    {::_pbi::TcParser::SingularVarintNoZag1<bool, offsetof(JavaFeatures, _impl_.legacy_closed_enum_), 0>(),
+     {8, 0, 0, PROTOBUF_FIELD_OFFSET(JavaFeatures, _impl_.legacy_closed_enum_)}},
+  }}, {{
+    65535, 65535
+  }}, {{
+    // optional bool legacy_closed_enum = 1 [retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, edition_defaults = {
+    {PROTOBUF_FIELD_OFFSET(JavaFeatures, _impl_.legacy_closed_enum_), _Internal::kHasBitsOffset + 0, 0,
+    (0 | ::_fl::kFcOptional | ::_fl::kBool)},
+    // optional .pb.JavaFeatures.Utf8Validation utf8_validation = 2 [retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, edition_defaults = {
+    {PROTOBUF_FIELD_OFFSET(JavaFeatures, _impl_.utf8_validation_), _Internal::kHasBitsOffset + 1, 0,
+    (0 | ::_fl::kFcOptional | ::_fl::kEnumRange)},
+  }}, {{
+    {0, 3},
+  }}, {{
+  }},
+};
+
+::uint8_t* JavaFeatures::_InternalSerialize(
+    ::uint8_t* target,
+    ::google::protobuf::io::EpsCopyOutputStream* stream) const {
+  // @@protoc_insertion_point(serialize_to_array_start:pb.JavaFeatures)
+  ::uint32_t cached_has_bits = 0;
+  (void)cached_has_bits;
+
+  cached_has_bits = _impl_._has_bits_[0];
+  // optional bool legacy_closed_enum = 1 [retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, edition_defaults = {
+  if (cached_has_bits & 0x00000001u) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteBoolToArray(
+        1, this->_internal_legacy_closed_enum(), target);
+  }
+
+  // optional .pb.JavaFeatures.Utf8Validation utf8_validation = 2 [retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, edition_defaults = {
+  if (cached_has_bits & 0x00000002u) {
+    target = stream->EnsureSpace(target);
+    target = ::_pbi::WireFormatLite::WriteEnumToArray(
+        2, this->_internal_utf8_validation(), target);
+  }
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    target =
+        ::_pbi::WireFormat::InternalSerializeUnknownFieldsToArray(
+            _internal_metadata_.unknown_fields<::google::protobuf::UnknownFieldSet>(::google::protobuf::UnknownFieldSet::default_instance), target, stream);
+  }
+  // @@protoc_insertion_point(serialize_to_array_end:pb.JavaFeatures)
+  return target;
+}
+
+::size_t JavaFeatures::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:pb.JavaFeatures)
+  ::size_t total_size = 0;
+
+  ::uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  cached_has_bits = _impl_._has_bits_[0];
+  if (cached_has_bits & 0x00000003u) {
+    // optional bool legacy_closed_enum = 1 [retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, edition_defaults = {
+    if (cached_has_bits & 0x00000001u) {
+      total_size += 2;
+    }
+
+    // optional .pb.JavaFeatures.Utf8Validation utf8_validation = 2 [retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, edition_defaults = {
+    if (cached_has_bits & 0x00000002u) {
+      total_size += 1 +
+                    ::_pbi::WireFormatLite::EnumSize(this->_internal_utf8_validation());
+    }
+
+  }
+  return MaybeComputeUnknownFieldsSize(total_size, &_impl_._cached_size_);
+}
+
+const ::google::protobuf::Message::ClassData JavaFeatures::_class_data_ = {
+    JavaFeatures::MergeImpl,
+    nullptr,  // OnDemandRegisterArenaDtor
+};
+const ::google::protobuf::Message::ClassData* JavaFeatures::GetClassData() const {
+  return &_class_data_;
+}
+
+void JavaFeatures::MergeImpl(::google::protobuf::Message& to_msg, const ::google::protobuf::Message& from_msg) {
+  auto* const _this = static_cast<JavaFeatures*>(&to_msg);
+  auto& from = static_cast<const JavaFeatures&>(from_msg);
+  // @@protoc_insertion_point(class_specific_merge_from_start:pb.JavaFeatures)
+  ABSL_DCHECK_NE(&from, _this);
+  ::uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  cached_has_bits = from._impl_._has_bits_[0];
+  if (cached_has_bits & 0x00000003u) {
+    if (cached_has_bits & 0x00000001u) {
+      _this->_impl_.legacy_closed_enum_ = from._impl_.legacy_closed_enum_;
+    }
+    if (cached_has_bits & 0x00000002u) {
+      _this->_impl_.utf8_validation_ = from._impl_.utf8_validation_;
+    }
+    _this->_impl_._has_bits_[0] |= cached_has_bits;
+  }
+  _this->_internal_metadata_.MergeFrom<::google::protobuf::UnknownFieldSet>(from._internal_metadata_);
+}
+
+void JavaFeatures::CopyFrom(const JavaFeatures& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:pb.JavaFeatures)
+  if (&from == this) return;
+  Clear();
+  MergeFrom(from);
+}
+
+PROTOBUF_NOINLINE bool JavaFeatures::IsInitialized() const {
+  return true;
+}
+
+::_pbi::CachedSize* JavaFeatures::AccessCachedSize() const {
+  return &_impl_._cached_size_;
+}
+void JavaFeatures::InternalSwap(JavaFeatures* PROTOBUF_RESTRICT other) {
+  using std::swap;
+  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
+  swap(_impl_._has_bits_[0], other->_impl_._has_bits_[0]);
+  ::google::protobuf::internal::memswap<
+      PROTOBUF_FIELD_OFFSET(JavaFeatures, _impl_.utf8_validation_)
+      + sizeof(JavaFeatures::_impl_.utf8_validation_)
+      - PROTOBUF_FIELD_OFFSET(JavaFeatures, _impl_.legacy_closed_enum_)>(
+          reinterpret_cast<char*>(&_impl_.legacy_closed_enum_),
+          reinterpret_cast<char*>(&other->_impl_.legacy_closed_enum_));
+}
+
+::google::protobuf::Metadata JavaFeatures::GetMetadata() const {
+  return ::_pbi::AssignDescriptors(
+      &descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_getter, &descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_once,
+      file_level_metadata_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto[0]);
+}
+PROTOC_EXPORT PROTOBUF_ATTRIBUTE_INIT_PRIORITY2 ::google::protobuf::internal::ExtensionIdentifier< ::google::protobuf::FeatureSet,
+    ::google::protobuf::internal::MessageTypeTraits< ::pb::JavaFeatures >, 11, false>
+  java(kJavaFieldNumber, ::pb::JavaFeatures::default_instance(), nullptr);
+// @@protoc_insertion_point(namespace_scope)
+}  // namespace pb
+namespace google {
+namespace protobuf {
+}  // namespace protobuf
+}  // namespace google
+// @@protoc_insertion_point(global_scope)
+#include "google/protobuf/port_undef.inc"
diff --git a/src/google/protobuf/compiler/java/java_features.pb.h b/src/google/protobuf/compiler/java/java_features.pb.h
new file mode 100644
index 0000000..a3e62b9
--- /dev/null
+++ b/src/google/protobuf/compiler/java/java_features.pb.h
@@ -0,0 +1,420 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: google/protobuf/compiler/java/java_features.proto
+// Protobuf C++ Version: 4.24.0-main
+
+#ifndef GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_2epb_2eh
+#define GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_2epb_2eh
+
+#include <limits>
+#include <string>
+#include <type_traits>
+#include <utility>
+
+#include "google/protobuf/port_def.inc"
+#if PROTOBUF_VERSION < 4024000
+#error "This file was generated by a newer version of protoc which is"
+#error "incompatible with your Protocol Buffer headers. Please update"
+#error "your headers."
+#endif  // PROTOBUF_VERSION
+
+#if 4024000 < PROTOBUF_MIN_PROTOC_VERSION
+#error "This file was generated by an older version of protoc which is"
+#error "incompatible with your Protocol Buffer headers. Please"
+#error "regenerate this file with a newer version of protoc."
+#endif  // PROTOBUF_MIN_PROTOC_VERSION
+#include "google/protobuf/port_undef.inc"
+#include "google/protobuf/io/coded_stream.h"
+#include "google/protobuf/arena.h"
+#include "google/protobuf/arenastring.h"
+#include "google/protobuf/generated_message_tctable_decl.h"
+#include "google/protobuf/generated_message_util.h"
+#include "google/protobuf/metadata_lite.h"
+#include "google/protobuf/generated_message_reflection.h"
+#include "google/protobuf/message.h"
+#include "google/protobuf/repeated_field.h"  // IWYU pragma: export
+#include "google/protobuf/extension_set.h"  // IWYU pragma: export
+#include "google/protobuf/generated_enum_reflection.h"
+#include "google/protobuf/unknown_field_set.h"
+#include "google/protobuf/descriptor.pb.h"
+// @@protoc_insertion_point(includes)
+
+// Must be included last.
+#include "google/protobuf/port_def.inc"
+
+#define PROTOBUF_INTERNAL_EXPORT_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto PROTOC_EXPORT
+
+namespace google {
+namespace protobuf {
+namespace internal {
+class AnyMetadata;
+}  // namespace internal
+}  // namespace protobuf
+}  // namespace google
+
+// Internal implementation detail -- do not use these members.
+struct PROTOC_EXPORT TableStruct_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto {
+  static const ::uint32_t offsets[];
+};
+PROTOC_EXPORT extern const ::google::protobuf::internal::DescriptorTable
+    descriptor_table_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto;
+namespace pb {
+class JavaFeatures;
+struct JavaFeaturesDefaultTypeInternal;
+PROTOC_EXPORT extern JavaFeaturesDefaultTypeInternal _JavaFeatures_default_instance_;
+}  // namespace pb
+namespace google {
+namespace protobuf {
+}  // namespace protobuf
+}  // namespace google
+
+namespace pb {
+enum JavaFeatures_Utf8Validation : int {
+  JavaFeatures_Utf8Validation_UTF8_VALIDATION_UNKNOWN = 0,
+  JavaFeatures_Utf8Validation_DEFAULT = 1,
+  JavaFeatures_Utf8Validation_VERIFY = 2,
+};
+
+PROTOC_EXPORT bool JavaFeatures_Utf8Validation_IsValid(int value);
+PROTOC_EXPORT extern const uint32_t JavaFeatures_Utf8Validation_internal_data_[];
+constexpr JavaFeatures_Utf8Validation JavaFeatures_Utf8Validation_Utf8Validation_MIN = static_cast<JavaFeatures_Utf8Validation>(0);
+constexpr JavaFeatures_Utf8Validation JavaFeatures_Utf8Validation_Utf8Validation_MAX = static_cast<JavaFeatures_Utf8Validation>(2);
+constexpr int JavaFeatures_Utf8Validation_Utf8Validation_ARRAYSIZE = 2 + 1;
+PROTOC_EXPORT const ::google::protobuf::EnumDescriptor*
+JavaFeatures_Utf8Validation_descriptor();
+template <typename T>
+const std::string& JavaFeatures_Utf8Validation_Name(T value) {
+  static_assert(std::is_same<T, JavaFeatures_Utf8Validation>::value ||
+                    std::is_integral<T>::value,
+                "Incorrect type passed to Utf8Validation_Name().");
+  return JavaFeatures_Utf8Validation_Name(static_cast<JavaFeatures_Utf8Validation>(value));
+}
+template <>
+inline const std::string& JavaFeatures_Utf8Validation_Name(JavaFeatures_Utf8Validation value) {
+  return ::google::protobuf::internal::NameOfDenseEnum<JavaFeatures_Utf8Validation_descriptor,
+                                                 0, 2>(
+      static_cast<int>(value));
+}
+inline bool JavaFeatures_Utf8Validation_Parse(absl::string_view name, JavaFeatures_Utf8Validation* value) {
+  return ::google::protobuf::internal::ParseNamedEnum<JavaFeatures_Utf8Validation>(
+      JavaFeatures_Utf8Validation_descriptor(), name, value);
+}
+
+// ===================================================================
+
+
+// -------------------------------------------------------------------
+
+class PROTOC_EXPORT JavaFeatures final :
+    public ::google::protobuf::Message /* @@protoc_insertion_point(class_definition:pb.JavaFeatures) */ {
+ public:
+  inline JavaFeatures() : JavaFeatures(nullptr) {}
+  ~JavaFeatures() override;
+  template<typename = void>
+  explicit PROTOBUF_CONSTEXPR JavaFeatures(::google::protobuf::internal::ConstantInitialized);
+
+  inline JavaFeatures(const JavaFeatures& from)
+      : JavaFeatures(nullptr, from) {}
+  JavaFeatures(JavaFeatures&& from) noexcept
+    : JavaFeatures() {
+    *this = ::std::move(from);
+  }
+
+  inline JavaFeatures& operator=(const JavaFeatures& from) {
+    CopyFrom(from);
+    return *this;
+  }
+  inline JavaFeatures& operator=(JavaFeatures&& from) noexcept {
+    if (this == &from) return *this;
+    if (GetOwningArena() == from.GetOwningArena()
+  #ifdef PROTOBUF_FORCE_COPY_IN_MOVE
+        && GetOwningArena() != nullptr
+  #endif  // !PROTOBUF_FORCE_COPY_IN_MOVE
+    ) {
+      InternalSwap(&from);
+    } else {
+      CopyFrom(from);
+    }
+    return *this;
+  }
+
+  inline const ::google::protobuf::UnknownFieldSet& unknown_fields() const
+      ABSL_ATTRIBUTE_LIFETIME_BOUND {
+    return _internal_metadata_.unknown_fields<::google::protobuf::UnknownFieldSet>(::google::protobuf::UnknownFieldSet::default_instance);
+  }
+  inline ::google::protobuf::UnknownFieldSet* mutable_unknown_fields()
+      ABSL_ATTRIBUTE_LIFETIME_BOUND {
+    return _internal_metadata_.mutable_unknown_fields<::google::protobuf::UnknownFieldSet>();
+  }
+
+  static const ::google::protobuf::Descriptor* descriptor() {
+    return GetDescriptor();
+  }
+  static const ::google::protobuf::Descriptor* GetDescriptor() {
+    return default_instance().GetMetadata().descriptor;
+  }
+  static const ::google::protobuf::Reflection* GetReflection() {
+    return default_instance().GetMetadata().reflection;
+  }
+  static const JavaFeatures& default_instance() {
+    return *internal_default_instance();
+  }
+  static inline const JavaFeatures* internal_default_instance() {
+    return reinterpret_cast<const JavaFeatures*>(
+               &_JavaFeatures_default_instance_);
+  }
+  static constexpr int kIndexInFileMessages =
+    0;
+
+  friend void swap(JavaFeatures& a, JavaFeatures& b) {
+    a.Swap(&b);
+  }
+  inline void Swap(JavaFeatures* other) {
+    if (other == this) return;
+  #ifdef PROTOBUF_FORCE_COPY_IN_SWAP
+    if (GetOwningArena() != nullptr &&
+        GetOwningArena() == other->GetOwningArena()) {
+   #else  // PROTOBUF_FORCE_COPY_IN_SWAP
+    if (GetOwningArena() == other->GetOwningArena()) {
+  #endif  // !PROTOBUF_FORCE_COPY_IN_SWAP
+      InternalSwap(other);
+    } else {
+      ::google::protobuf::internal::GenericSwap(this, other);
+    }
+  }
+  void UnsafeArenaSwap(JavaFeatures* other) {
+    if (other == this) return;
+    ABSL_DCHECK(GetOwningArena() == other->GetOwningArena());
+    InternalSwap(other);
+  }
+
+  // implements Message ----------------------------------------------
+
+  JavaFeatures* New(::google::protobuf::Arena* arena = nullptr) const final {
+    return CreateMaybeMessage<JavaFeatures>(arena);
+  }
+  using ::google::protobuf::Message::CopyFrom;
+  void CopyFrom(const JavaFeatures& from);
+  using ::google::protobuf::Message::MergeFrom;
+  void MergeFrom( const JavaFeatures& from) {
+    JavaFeatures::MergeImpl(*this, from);
+  }
+  private:
+  static void MergeImpl(::google::protobuf::Message& to_msg, const ::google::protobuf::Message& from_msg);
+  public:
+  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
+  bool IsInitialized() const final;
+
+  ::size_t ByteSizeLong() const final;
+  const char* _InternalParse(const char* ptr, ::google::protobuf::internal::ParseContext* ctx) final;
+  ::uint8_t* _InternalSerialize(
+      ::uint8_t* target, ::google::protobuf::io::EpsCopyOutputStream* stream) const final;
+  int GetCachedSize() const { return _impl_._cached_size_.Get(); }
+
+  private:
+  ::google::protobuf::internal::CachedSize* AccessCachedSize() const final;
+  void SharedCtor(::google::protobuf::Arena* arena);
+  void SharedDtor();
+  void InternalSwap(JavaFeatures* other);
+
+  private:
+  friend class ::google::protobuf::internal::AnyMetadata;
+  static ::absl::string_view FullMessageName() {
+    return "pb.JavaFeatures";
+  }
+  protected:
+  explicit JavaFeatures(::google::protobuf::Arena* arena);
+  JavaFeatures(::google::protobuf::Arena* arena, const JavaFeatures& from);
+  public:
+
+  static const ClassData _class_data_;
+  const ::google::protobuf::Message::ClassData*GetClassData() const final;
+
+  ::google::protobuf::Metadata GetMetadata() const final;
+
+  // nested types ----------------------------------------------------
+
+  using Utf8Validation = JavaFeatures_Utf8Validation;
+  static constexpr Utf8Validation UTF8_VALIDATION_UNKNOWN = JavaFeatures_Utf8Validation_UTF8_VALIDATION_UNKNOWN;
+  static constexpr Utf8Validation DEFAULT = JavaFeatures_Utf8Validation_DEFAULT;
+  static constexpr Utf8Validation VERIFY = JavaFeatures_Utf8Validation_VERIFY;
+  static inline bool Utf8Validation_IsValid(int value) {
+    return JavaFeatures_Utf8Validation_IsValid(value);
+  }
+  static constexpr Utf8Validation Utf8Validation_MIN = JavaFeatures_Utf8Validation_Utf8Validation_MIN;
+  static constexpr Utf8Validation Utf8Validation_MAX = JavaFeatures_Utf8Validation_Utf8Validation_MAX;
+  static constexpr int Utf8Validation_ARRAYSIZE = JavaFeatures_Utf8Validation_Utf8Validation_ARRAYSIZE;
+  static inline const ::google::protobuf::EnumDescriptor* Utf8Validation_descriptor() {
+    return JavaFeatures_Utf8Validation_descriptor();
+  }
+  template <typename T>
+  static inline const std::string& Utf8Validation_Name(T value) {
+    return JavaFeatures_Utf8Validation_Name(value);
+  }
+  static inline bool Utf8Validation_Parse(absl::string_view name, Utf8Validation* value) {
+    return JavaFeatures_Utf8Validation_Parse(name, value);
+  }
+
+  // accessors -------------------------------------------------------
+
+  enum : int {
+    kLegacyClosedEnumFieldNumber = 1,
+    kUtf8ValidationFieldNumber = 2,
+  };
+  // optional bool legacy_closed_enum = 1 [retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, edition_defaults = {
+  bool has_legacy_closed_enum() const;
+  void clear_legacy_closed_enum() ;
+  bool legacy_closed_enum() const;
+  void set_legacy_closed_enum(bool value);
+
+  private:
+  bool _internal_legacy_closed_enum() const;
+  void _internal_set_legacy_closed_enum(bool value);
+
+  public:
+  // optional .pb.JavaFeatures.Utf8Validation utf8_validation = 2 [retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, edition_defaults = {
+  bool has_utf8_validation() const;
+  void clear_utf8_validation() ;
+  ::pb::JavaFeatures_Utf8Validation utf8_validation() const;
+  void set_utf8_validation(::pb::JavaFeatures_Utf8Validation value);
+
+  private:
+  ::pb::JavaFeatures_Utf8Validation _internal_utf8_validation() const;
+  void _internal_set_utf8_validation(::pb::JavaFeatures_Utf8Validation value);
+
+  public:
+  // @@protoc_insertion_point(class_scope:pb.JavaFeatures)
+ private:
+  class _Internal;
+
+  friend class ::google::protobuf::internal::TcParser;
+  static const ::google::protobuf::internal::TcParseTable<
+      1, 2, 1,
+      0, 2>
+      _table_;
+  friend class ::google::protobuf::MessageLite;
+  friend class ::google::protobuf::Arena;
+  template <typename T>
+  friend class ::google::protobuf::Arena::InternalHelper;
+  using InternalArenaConstructable_ = void;
+  using DestructorSkippable_ = void;
+  struct PROTOC_EXPORT Impl_ {
+
+        inline explicit constexpr Impl_(
+            ::google::protobuf::internal::ConstantInitialized) noexcept;
+        inline explicit Impl_(::google::protobuf::internal::InternalVisibility visibility,
+                              ::google::protobuf::Arena* arena);
+        inline explicit Impl_(::google::protobuf::internal::InternalVisibility visibility,
+                              ::google::protobuf::Arena* arena, const Impl_& from);
+    ::google::protobuf::internal::HasBits<1> _has_bits_;
+    mutable ::google::protobuf::internal::CachedSize _cached_size_;
+    bool legacy_closed_enum_;
+    int utf8_validation_;
+    PROTOBUF_TSAN_DECLARE_MEMBER
+  };
+  union { Impl_ _impl_; };
+  friend struct ::TableStruct_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto;
+};
+
+// ===================================================================
+
+
+
+static const int kJavaFieldNumber = 1001;
+PROTOC_EXPORT extern ::google::protobuf::internal::ExtensionIdentifier< ::google::protobuf::FeatureSet,
+    ::google::protobuf::internal::MessageTypeTraits< ::pb::JavaFeatures >, 11, false >
+  java;
+
+// ===================================================================
+
+
+#ifdef __GNUC__
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wstrict-aliasing"
+#endif  // __GNUC__
+// -------------------------------------------------------------------
+
+// JavaFeatures
+
+// optional bool legacy_closed_enum = 1 [retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, edition_defaults = {
+inline bool JavaFeatures::has_legacy_closed_enum() const {
+  bool value = (_impl_._has_bits_[0] & 0x00000001u) != 0;
+  return value;
+}
+inline void JavaFeatures::clear_legacy_closed_enum() {
+  PROTOBUF_TSAN_WRITE(&_impl_._tsan_detect_race);
+  _impl_.legacy_closed_enum_ = false;
+  _impl_._has_bits_[0] &= ~0x00000001u;
+}
+inline bool JavaFeatures::legacy_closed_enum() const {
+  // @@protoc_insertion_point(field_get:pb.JavaFeatures.legacy_closed_enum)
+  return _internal_legacy_closed_enum();
+}
+inline void JavaFeatures::set_legacy_closed_enum(bool value) {
+  _internal_set_legacy_closed_enum(value);
+  // @@protoc_insertion_point(field_set:pb.JavaFeatures.legacy_closed_enum)
+}
+inline bool JavaFeatures::_internal_legacy_closed_enum() const {
+  PROTOBUF_TSAN_READ(&_impl_._tsan_detect_race);
+  return _impl_.legacy_closed_enum_;
+}
+inline void JavaFeatures::_internal_set_legacy_closed_enum(bool value) {
+  PROTOBUF_TSAN_WRITE(&_impl_._tsan_detect_race);
+  _impl_._has_bits_[0] |= 0x00000001u;
+  _impl_.legacy_closed_enum_ = value;
+}
+
+// optional .pb.JavaFeatures.Utf8Validation utf8_validation = 2 [retention = RETENTION_RUNTIME, targets = TARGET_TYPE_FIELD, targets = TARGET_TYPE_FILE, edition_defaults = {
+inline bool JavaFeatures::has_utf8_validation() const {
+  bool value = (_impl_._has_bits_[0] & 0x00000002u) != 0;
+  return value;
+}
+inline void JavaFeatures::clear_utf8_validation() {
+  PROTOBUF_TSAN_WRITE(&_impl_._tsan_detect_race);
+  _impl_.utf8_validation_ = 0;
+  _impl_._has_bits_[0] &= ~0x00000002u;
+}
+inline ::pb::JavaFeatures_Utf8Validation JavaFeatures::utf8_validation() const {
+  // @@protoc_insertion_point(field_get:pb.JavaFeatures.utf8_validation)
+  return _internal_utf8_validation();
+}
+inline void JavaFeatures::set_utf8_validation(::pb::JavaFeatures_Utf8Validation value) {
+  _internal_set_utf8_validation(value);
+  // @@protoc_insertion_point(field_set:pb.JavaFeatures.utf8_validation)
+}
+inline ::pb::JavaFeatures_Utf8Validation JavaFeatures::_internal_utf8_validation() const {
+  PROTOBUF_TSAN_READ(&_impl_._tsan_detect_race);
+  return static_cast<::pb::JavaFeatures_Utf8Validation>(_impl_.utf8_validation_);
+}
+inline void JavaFeatures::_internal_set_utf8_validation(::pb::JavaFeatures_Utf8Validation value) {
+  PROTOBUF_TSAN_WRITE(&_impl_._tsan_detect_race);
+  assert(::pb::JavaFeatures_Utf8Validation_IsValid(value));
+  _impl_._has_bits_[0] |= 0x00000002u;
+  _impl_.utf8_validation_ = value;
+}
+
+#ifdef __GNUC__
+#pragma GCC diagnostic pop
+#endif  // __GNUC__
+
+// @@protoc_insertion_point(namespace_scope)
+}  // namespace pb
+
+
+namespace google {
+namespace protobuf {
+
+template <>
+struct is_proto_enum<::pb::JavaFeatures_Utf8Validation> : std::true_type {};
+template <>
+inline const EnumDescriptor* GetEnumDescriptor<::pb::JavaFeatures_Utf8Validation>() {
+  return ::pb::JavaFeatures_Utf8Validation_descriptor();
+}
+
+}  // namespace protobuf
+}  // namespace google
+
+// @@protoc_insertion_point(global_scope)
+
+#include "google/protobuf/port_undef.inc"
+
+#endif  // GOOGLE_PROTOBUF_INCLUDED_google_2fprotobuf_2fcompiler_2fjava_2fjava_5ffeatures_2eproto_2epb_2eh