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authorMax Cai <maxtroy@google.com>2014-02-17 15:28:08 +0000
committerGerrit Code Review <noreply-gerritcodereview@google.com>2014-02-17 15:28:08 +0000
commitafc1553a9eb56eff742828c9c819eafa363cdcc9 (patch)
treee072c0a015f00225d22d4b35f0ccdcd04766f3e9 /src
parent447f664aef6694bb9fb3db85d6166d908cde8a8d (diff)
parent382ddccb550e1c822ef26a0e65988998f7446624 (diff)
downloadexternal_protobuf-afc1553a9eb56eff742828c9c819eafa363cdcc9.zip
external_protobuf-afc1553a9eb56eff742828c9c819eafa363cdcc9.tar.gz
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Merge "Extension overhaul."
Diffstat (limited to 'src')
-rw-r--r--src/google/protobuf/compiler/javanano/javanano_extension.cc113
-rw-r--r--src/google/protobuf/compiler/javanano/javanano_helpers.cc38
-rw-r--r--src/google/protobuf/compiler/javanano/javanano_helpers.h8
-rw-r--r--src/google/protobuf/compiler/javanano/javanano_message.cc92
-rw-r--r--src/google/protobuf/compiler/javanano/javanano_primitive_field.cc20
-rw-r--r--src/google/protobuf/unittest_extension_nano.proto21
-rw-r--r--src/google/protobuf/unittest_extension_packed_nano.proto29
-rw-r--r--src/google/protobuf/unittest_extension_repeated_nano.proto34
-rw-r--r--src/google/protobuf/unittest_extension_singular_nano.proto34
9 files changed, 258 insertions, 131 deletions
diff --git a/src/google/protobuf/compiler/javanano/javanano_extension.cc b/src/google/protobuf/compiler/javanano/javanano_extension.cc
index 0bc9c9d..754ed55 100644
--- a/src/google/protobuf/compiler/javanano/javanano_extension.cc
+++ b/src/google/protobuf/compiler/javanano/javanano_extension.cc
@@ -42,28 +42,84 @@ namespace compiler {
namespace javanano {
using internal::WireFormat;
+using internal::WireFormatLite;
+
+namespace {
+
+const char* GetTypeConstantName(const FieldDescriptor::Type type) {
+ switch (type) {
+ case FieldDescriptor::TYPE_INT32 : return "TYPE_INT32" ;
+ case FieldDescriptor::TYPE_UINT32 : return "TYPE_UINT32" ;
+ case FieldDescriptor::TYPE_SINT32 : return "TYPE_SINT32" ;
+ case FieldDescriptor::TYPE_FIXED32 : return "TYPE_FIXED32" ;
+ case FieldDescriptor::TYPE_SFIXED32: return "TYPE_SFIXED32";
+ case FieldDescriptor::TYPE_INT64 : return "TYPE_INT64" ;
+ case FieldDescriptor::TYPE_UINT64 : return "TYPE_UINT64" ;
+ case FieldDescriptor::TYPE_SINT64 : return "TYPE_SINT64" ;
+ case FieldDescriptor::TYPE_FIXED64 : return "TYPE_FIXED64" ;
+ case FieldDescriptor::TYPE_SFIXED64: return "TYPE_SFIXED64";
+ case FieldDescriptor::TYPE_FLOAT : return "TYPE_FLOAT" ;
+ case FieldDescriptor::TYPE_DOUBLE : return "TYPE_DOUBLE" ;
+ case FieldDescriptor::TYPE_BOOL : return "TYPE_BOOL" ;
+ case FieldDescriptor::TYPE_STRING : return "TYPE_STRING" ;
+ case FieldDescriptor::TYPE_BYTES : return "TYPE_BYTES" ;
+ case FieldDescriptor::TYPE_ENUM : return "TYPE_ENUM" ;
+ case FieldDescriptor::TYPE_GROUP : return "TYPE_GROUP" ;
+ case FieldDescriptor::TYPE_MESSAGE : return "TYPE_MESSAGE" ;
+
+ // No default because we want the compiler to complain if any new
+ // types are added.
+ }
+
+ GOOGLE_LOG(FATAL) << "Can't get here.";
+ return NULL;
+}
+
+} // namespace
void SetVariables(const FieldDescriptor* descriptor, const Params params,
map<string, string>* variables) {
- (*variables)["name"] =
- RenameJavaKeywords(UnderscoresToCamelCase(descriptor));
- (*variables)["number"] = SimpleItoa(descriptor->number());
(*variables)["extends"] = ClassName(params, descriptor->containing_type());
-
- string type;
+ (*variables)["name"] = RenameJavaKeywords(UnderscoresToCamelCase(descriptor));
+ bool repeated = descriptor->is_repeated();
+ (*variables)["repeated"] = repeated ? "Repeated" : "";
+ (*variables)["type"] = GetTypeConstantName(descriptor->type());
JavaType java_type = GetJavaType(descriptor->type());
- switch (java_type) {
- case JAVATYPE_ENUM:
- type = "java.lang.Integer";
- break;
- case JAVATYPE_MESSAGE:
- type = ClassName(params, descriptor->message_type());
- break;
- default:
- type = BoxedPrimitiveTypeName(java_type);
- break;
+ string tag = SimpleItoa(WireFormat::MakeTag(descriptor));
+ if (java_type == JAVATYPE_MESSAGE) {
+ (*variables)["ext_type"] = "MessageTyped";
+ string message_type = ClassName(params, descriptor->message_type());
+ if (repeated) {
+ message_type += "[]";
+ }
+ (*variables)["class"] = message_type;
+ // For message typed extensions, tags_params contains a single tag
+ // for both singular and repeated cases.
+ (*variables)["tag_params"] = tag;
+ } else {
+ (*variables)["ext_type"] = "PrimitiveTyped";
+ if (!repeated) {
+ (*variables)["class"] = BoxedPrimitiveTypeName(java_type);
+ (*variables)["tag_params"] = tag;
+ } else {
+ (*variables)["class"] = PrimitiveTypeName(java_type) + "[]";
+ if (!descriptor->is_packable()) {
+ // Non-packable: nonPackedTag == tag, packedTag == 0
+ (*variables)["tag_params"] = tag + ", " + tag + ", 0";
+ } else if (descriptor->options().packed()) {
+ // Packable and packed: tag == packedTag
+ string non_packed_tag = SimpleItoa(WireFormatLite::MakeTag(
+ descriptor->number(),
+ WireFormat::WireTypeForFieldType(descriptor->type())));
+ (*variables)["tag_params"] = tag + ", " + non_packed_tag + ", " + tag;
+ } else {
+ // Packable and not packed: tag == nonPackedTag
+ string packed_tag = SimpleItoa(WireFormatLite::MakeTag(
+ descriptor->number(), WireFormatLite::WIRETYPE_LENGTH_DELIMITED));
+ (*variables)["tag_params"] = tag + ", " + tag + ", " + packed_tag;
+ }
+ }
}
- (*variables)["type"] = type;
}
ExtensionGenerator::
@@ -75,21 +131,16 @@ ExtensionGenerator(const FieldDescriptor* descriptor, const Params& params)
ExtensionGenerator::~ExtensionGenerator() {}
void ExtensionGenerator::Generate(io::Printer* printer) const {
- if (descriptor_->is_repeated()) {
- printer->Print(variables_,
- "\n"
- "// extends $extends$\n"
- "public static final com.google.protobuf.nano.Extension<java.util.List<$type$>> $name$ = \n"
- " com.google.protobuf.nano.Extension.createRepeated($number$,\n"
- " new com.google.protobuf.nano.Extension.TypeLiteral<java.util.List<$type$>>(){});\n");
- } else {
- printer->Print(variables_,
- "\n"
- "// extends $extends$\n"
- "public static final com.google.protobuf.nano.Extension<$type$> $name$ =\n"
- " com.google.protobuf.nano.Extension.create($number$,\n"
- " new com.google.protobuf.nano.Extension.TypeLiteral<$type$>(){});\n");
- }
+ printer->Print("\n");
+ PrintFieldComment(printer, descriptor_);
+ printer->Print(variables_,
+ "public static final com.google.protobuf.nano.Extension<\n"
+ " $extends$,\n"
+ " $class$> $name$ =\n"
+ " com.google.protobuf.nano.Extension.create$repeated$$ext_type$(\n"
+ " com.google.protobuf.nano.Extension.$type$,\n"
+ " $class$.class,\n"
+ " $tag_params$);\n");
}
} // namespace javanano
diff --git a/src/google/protobuf/compiler/javanano/javanano_helpers.cc b/src/google/protobuf/compiler/javanano/javanano_helpers.cc
index ede4c6f..e8326a4 100644
--- a/src/google/protobuf/compiler/javanano/javanano_helpers.cc
+++ b/src/google/protobuf/compiler/javanano/javanano_helpers.cc
@@ -264,6 +264,22 @@ string FieldDefaultConstantName(const FieldDescriptor *field) {
return "_" + RenameJavaKeywords(UnderscoresToCamelCase(field)) + "Default";
}
+void PrintFieldComment(io::Printer* printer, const FieldDescriptor* field) {
+ // We don't want to print group bodies so we cut off after the first line
+ // (the second line for extensions).
+ string def = field->DebugString();
+ string::size_type first_line_end = def.find_first_of('\n');
+ printer->Print("// $def$\n",
+ "def", def.substr(0, first_line_end));
+ if (field->is_extension()) {
+ string::size_type second_line_start = first_line_end + 1;
+ string::size_type second_line_length =
+ def.find('\n', second_line_start) - second_line_start;
+ printer->Print("// $def$\n",
+ "def", def.substr(second_line_start, second_line_length));
+ }
+}
+
JavaType GetJavaType(FieldDescriptor::Type field_type) {
switch (field_type) {
case FieldDescriptor::TYPE_INT32:
@@ -310,7 +326,27 @@ JavaType GetJavaType(FieldDescriptor::Type field_type) {
return JAVATYPE_INT;
}
-const char* BoxedPrimitiveTypeName(JavaType type) {
+string PrimitiveTypeName(JavaType type) {
+ switch (type) {
+ case JAVATYPE_INT : return "int";
+ case JAVATYPE_LONG : return "long";
+ case JAVATYPE_FLOAT : return "float";
+ case JAVATYPE_DOUBLE : return "double";
+ case JAVATYPE_BOOLEAN: return "boolean";
+ case JAVATYPE_STRING : return "java.lang.String";
+ case JAVATYPE_BYTES : return "byte[]";
+ case JAVATYPE_ENUM : return "int";
+ case JAVATYPE_MESSAGE: return NULL;
+
+ // No default because we want the compiler to complain if any new
+ // JavaTypes are added.
+ }
+
+ GOOGLE_LOG(FATAL) << "Can't get here.";
+ return NULL;
+}
+
+string BoxedPrimitiveTypeName(JavaType type) {
switch (type) {
case JAVATYPE_INT : return "java.lang.Integer";
case JAVATYPE_LONG : return "java.lang.Long";
diff --git a/src/google/protobuf/compiler/javanano/javanano_helpers.h b/src/google/protobuf/compiler/javanano/javanano_helpers.h
index 753a4bd..886bff8 100644
--- a/src/google/protobuf/compiler/javanano/javanano_helpers.h
+++ b/src/google/protobuf/compiler/javanano/javanano_helpers.h
@@ -39,6 +39,7 @@
#include <google/protobuf/compiler/javanano/javanano_params.h>
#include <google/protobuf/descriptor.pb.h>
#include <google/protobuf/descriptor.h>
+#include <google/protobuf/io/printer.h>
namespace google {
namespace protobuf {
@@ -111,6 +112,9 @@ string FieldConstantName(const FieldDescriptor *field);
string FieldDefaultConstantName(const FieldDescriptor *field);
+// Print the field's proto-syntax definition as a comment.
+void PrintFieldComment(io::Printer* printer, const FieldDescriptor* field);
+
enum JavaType {
JAVATYPE_INT,
JAVATYPE_LONG,
@@ -129,10 +133,12 @@ inline JavaType GetJavaType(const FieldDescriptor* field) {
return GetJavaType(field->type());
}
+string PrimitiveTypeName(JavaType type);
+
// Get the fully-qualified class name for a boxed primitive type, e.g.
// "java.lang.Integer" for JAVATYPE_INT. Returns NULL for enum and message
// types.
-const char* BoxedPrimitiveTypeName(JavaType type);
+string BoxedPrimitiveTypeName(JavaType type);
string EmptyArrayName(const Params& params, const FieldDescriptor* field);
diff --git a/src/google/protobuf/compiler/javanano/javanano_message.cc b/src/google/protobuf/compiler/javanano/javanano_message.cc
index c09670a..008bec2 100644
--- a/src/google/protobuf/compiler/javanano/javanano_message.cc
+++ b/src/google/protobuf/compiler/javanano/javanano_message.cc
@@ -54,14 +54,6 @@ using internal::WireFormatLite;
namespace {
-void PrintFieldComment(io::Printer* printer, const FieldDescriptor* field) {
- // Print the field's proto-syntax definition as a comment. We don't want to
- // print group bodies so we cut off after the first line.
- string def = field->DebugString();
- printer->Print("// $def$\n",
- "def", def.substr(0, def.find_first_of('\n')));
-}
-
struct FieldOrderingByNumber {
inline bool operator()(const FieldDescriptor* a,
const FieldDescriptor* b) const {
@@ -82,13 +74,6 @@ const FieldDescriptor** SortFieldsByNumber(const Descriptor* descriptor) {
return fields;
}
-// Get an identifier that uniquely identifies this type within the file.
-// This is used to declare static variables related to this type at the
-// outermost file scope.
-string UniqueFileScopeIdentifier(const Descriptor* descriptor) {
- return "static_" + StringReplace(descriptor->full_name(), ".", "_", true);
-}
-
} // namespace
// ===================================================================
@@ -149,7 +134,8 @@ void MessageGenerator::Generate(io::Printer* printer) {
}
if (params_.store_unknown_fields()) {
printer->Print(
- " com.google.protobuf.nano.ExtendableMessageNano {\n");
+ " com.google.protobuf.nano.ExtendableMessageNano<$classname$> {\n",
+ "classname", descriptor_->name());
} else {
printer->Print(
" com.google.protobuf.nano.MessageNano {\n");
@@ -285,22 +271,20 @@ void MessageGenerator::Generate(io::Printer* printer) {
void MessageGenerator::
GenerateMessageSerializationMethods(io::Printer* printer) {
+ // Rely on the parent implementations of writeTo() and getSerializedSize()
+ // if there are no fields to serialize in this message.
+ if (descriptor_->field_count() == 0) {
+ return;
+ }
+
scoped_array<const FieldDescriptor*> sorted_fields(
SortFieldsByNumber(descriptor_));
- // writeTo only throws an exception if it contains one or more fields to write
- if (descriptor_->field_count() > 0 || params_.store_unknown_fields()) {
- printer->Print(
- "\n"
- "@Override\n"
- "public void writeTo(com.google.protobuf.nano.CodedOutputByteBufferNano output)\n"
- " throws java.io.IOException {\n");
- } else {
- printer->Print(
- "\n"
- "@Override\n"
- "public void writeTo(com.google.protobuf.nano.CodedOutputByteBufferNano output) {\n");
- }
+ printer->Print(
+ "\n"
+ "@Override\n"
+ "public void writeTo(com.google.protobuf.nano.CodedOutputByteBufferNano output)\n"
+ " throws java.io.IOException {\n");
printer->Indent();
// Output the fields in sorted order
@@ -308,36 +292,31 @@ GenerateMessageSerializationMethods(io::Printer* printer) {
GenerateSerializeOneField(printer, sorted_fields[i]);
}
- // Write unknown fields.
- if (params_.store_unknown_fields()) {
- printer->Print(
- "com.google.protobuf.nano.WireFormatNano.writeUnknownFields(\n"
- " unknownFieldData, output);\n");
- }
+ // The parent implementation will write any unknown fields if necessary.
+ printer->Print(
+ "super.writeTo(output);\n");
printer->Outdent();
printer->Print("}\n");
- // Rely on the parent implementation of getSerializedSize if there are no fields to
- // serialize in this MessageNano.
- if (descriptor_->field_count() != 0) {
- printer->Print(
- "\n"
- "@Override\n"
- "public int getSerializedSize() {\n"
- " int size = super.getSerializedSize();\n");
- printer->Indent();
-
- for (int i = 0; i < descriptor_->field_count(); i++) {
- field_generators_.get(sorted_fields[i]).GenerateSerializedSizeCode(printer);
- }
+ // The parent implementation will get the serialized size for unknown
+ // fields if necessary.
+ printer->Print(
+ "\n"
+ "@Override\n"
+ "public int getSerializedSize() {\n"
+ " int size = super.getSerializedSize();\n");
+ printer->Indent();
- printer->Outdent();
- printer->Print(
- " cachedSize = size;\n"
- " return size;\n"
- "}\n");
+ for (int i = 0; i < descriptor_->field_count(); i++) {
+ field_generators_.get(sorted_fields[i]).GenerateSerializedSizeCode(printer);
}
+
+ printer->Outdent();
+ printer->Print(
+ " cachedSize = size;\n"
+ " return size;\n"
+ "}\n");
}
void MessageGenerator::GenerateMergeFromMethods(io::Printer* printer) {
@@ -371,12 +350,7 @@ void MessageGenerator::GenerateMergeFromMethods(io::Printer* printer) {
printer->Indent();
if (params_.store_unknown_fields()) {
printer->Print(
- "if (unknownFieldData == null) {\n"
- " unknownFieldData =\n"
- " new java.util.ArrayList<com.google.protobuf.nano.UnknownFieldData>();\n"
- "}\n"
- "if (!com.google.protobuf.nano.WireFormatNano.storeUnknownField(\n"
- " unknownFieldData, input, tag)) {\n"
+ "if (!storeUnknownField(input, tag)) {\n"
" return this;\n"
"}\n");
} else {
diff --git a/src/google/protobuf/compiler/javanano/javanano_primitive_field.cc b/src/google/protobuf/compiler/javanano/javanano_primitive_field.cc
index e044e89..a3bc3a8 100644
--- a/src/google/protobuf/compiler/javanano/javanano_primitive_field.cc
+++ b/src/google/protobuf/compiler/javanano/javanano_primitive_field.cc
@@ -54,26 +54,6 @@ using internal::WireFormatLite;
namespace {
-const char* PrimitiveTypeName(JavaType type) {
- switch (type) {
- case JAVATYPE_INT : return "int";
- case JAVATYPE_LONG : return "long";
- case JAVATYPE_FLOAT : return "float";
- case JAVATYPE_DOUBLE : return "double";
- case JAVATYPE_BOOLEAN: return "boolean";
- case JAVATYPE_STRING : return "java.lang.String";
- case JAVATYPE_BYTES : return "byte[]";
- case JAVATYPE_ENUM : return NULL;
- case JAVATYPE_MESSAGE: return NULL;
-
- // No default because we want the compiler to complain if any new
- // JavaTypes are added.
- }
-
- GOOGLE_LOG(FATAL) << "Can't get here.";
- return NULL;
-}
-
bool IsReferenceType(JavaType type) {
switch (type) {
case JAVATYPE_INT : return false;
diff --git a/src/google/protobuf/unittest_extension_nano.proto b/src/google/protobuf/unittest_extension_nano.proto
index 104cfa7..0a775f4 100644
--- a/src/google/protobuf/unittest_extension_nano.proto
+++ b/src/google/protobuf/unittest_extension_nano.proto
@@ -18,31 +18,14 @@ message AnotherMessage {
optional bool value = 2;
}
-extend ExtendableMessage {
- optional string some_string = 10;
- optional int32 some_int = 11;
- optional int64 some_long = 12;
- optional float some_float = 13;
- optional double some_double = 14;
- optional bool some_bool = 15;
- optional AnEnum some_enum = 16;
- optional AnotherMessage some_message = 17;
- repeated string some_repeated_string = 18;
- repeated int32 some_repeated_int = 19;
- repeated int64 some_repeated_long = 20;
- repeated float some_repeated_float = 21;
- repeated double some_repeated_double = 22;
- repeated bool some_repeated_bool = 23;
- repeated AnEnum some_repeated_enum = 24;
- repeated AnotherMessage some_repeated_message = 25;
-}
-
message ContainerMessage {
extend ExtendableMessage {
optional bool another_thing = 100;
}
}
+// For testNanoOptionalGroupWithUnknownFieldsEnabled;
+// not part of the extensions tests.
message MessageWithGroup {
optional group Group = 1 {
optional int32 a = 2;
diff --git a/src/google/protobuf/unittest_extension_packed_nano.proto b/src/google/protobuf/unittest_extension_packed_nano.proto
new file mode 100644
index 0000000..3586de7
--- /dev/null
+++ b/src/google/protobuf/unittest_extension_packed_nano.proto
@@ -0,0 +1,29 @@
+syntax = "proto2";
+
+option java_multiple_files = true;
+option java_package = "com.google.protobuf.nano";
+
+import "google/protobuf/unittest_extension_nano.proto";
+
+// Must be compiled separately due to extension number reuse.
+// The reuse is deliberate, for testing wire compatibility.
+
+message PackedExtensions {
+ extend ExtendableMessage {
+ repeated int32 packed_int32 = 10 [ packed = true ];
+ repeated uint32 packed_uint32 = 11 [ packed = true ];
+ repeated sint32 packed_sint32 = 12 [ packed = true ];
+ repeated int64 packed_int64 = 13 [ packed = true ];
+ repeated uint64 packed_uint64 = 14 [ packed = true ];
+ repeated sint64 packed_sint64 = 15 [ packed = true ];
+ repeated fixed32 packed_fixed32 = 16 [ packed = true ];
+ repeated sfixed32 packed_sfixed32 = 17 [ packed = true ];
+ repeated fixed64 packed_fixed64 = 18 [ packed = true ];
+ repeated sfixed64 packed_sfixed64 = 19 [ packed = true ];
+ repeated bool packed_bool = 20 [ packed = true ];
+ repeated float packed_float = 21 [ packed = true ];
+ repeated double packed_double = 22 [ packed = true ];
+ repeated AnEnum packed_enum = 23 [ packed = true ];
+ // Non-packable types omitted.
+ }
+}
diff --git a/src/google/protobuf/unittest_extension_repeated_nano.proto b/src/google/protobuf/unittest_extension_repeated_nano.proto
new file mode 100644
index 0000000..546c2df
--- /dev/null
+++ b/src/google/protobuf/unittest_extension_repeated_nano.proto
@@ -0,0 +1,34 @@
+syntax = "proto2";
+
+option java_multiple_files = true;
+option java_package = "com.google.protobuf.nano";
+
+import "google/protobuf/unittest_extension_nano.proto";
+
+// Must be compiled separately due to extension number reuse.
+// The reuse is deliberate, for testing wire compatibility.
+
+message RepeatedExtensions {
+ extend ExtendableMessage {
+ repeated int32 repeated_int32 = 10;
+ repeated uint32 repeated_uint32 = 11;
+ repeated sint32 repeated_sint32 = 12;
+ repeated int64 repeated_int64 = 13;
+ repeated uint64 repeated_uint64 = 14;
+ repeated sint64 repeated_sint64 = 15;
+ repeated fixed32 repeated_fixed32 = 16;
+ repeated sfixed32 repeated_sfixed32 = 17;
+ repeated fixed64 repeated_fixed64 = 18;
+ repeated sfixed64 repeated_sfixed64 = 19;
+ repeated bool repeated_bool = 20;
+ repeated float repeated_float = 21;
+ repeated double repeated_double = 22;
+ repeated AnEnum repeated_enum = 23;
+ repeated string repeated_string = 24;
+ repeated bytes repeated_bytes = 25;
+ repeated AnotherMessage repeated_message = 26;
+ repeated group RepeatedGroup = 27 {
+ optional int32 a = 1;
+ }
+ }
+}
diff --git a/src/google/protobuf/unittest_extension_singular_nano.proto b/src/google/protobuf/unittest_extension_singular_nano.proto
new file mode 100644
index 0000000..35d9e6e
--- /dev/null
+++ b/src/google/protobuf/unittest_extension_singular_nano.proto
@@ -0,0 +1,34 @@
+syntax = "proto2";
+
+option java_multiple_files = true;
+option java_package = "com.google.protobuf.nano";
+
+import "google/protobuf/unittest_extension_nano.proto";
+
+// Must be compiled separately due to extension number reuse.
+// The reuse is deliberate, for testing wire compatibility.
+
+message SingularExtensions {
+ extend ExtendableMessage {
+ optional int32 some_int32 = 10;
+ optional uint32 some_uint32 = 11;
+ optional sint32 some_sint32 = 12;
+ optional int64 some_int64 = 13;
+ optional uint64 some_uint64 = 14;
+ optional sint64 some_sint64 = 15;
+ optional fixed32 some_fixed32 = 16;
+ optional sfixed32 some_sfixed32 = 17;
+ optional fixed64 some_fixed64 = 18;
+ optional sfixed64 some_sfixed64 = 19;
+ optional bool some_bool = 20;
+ optional float some_float = 21;
+ optional double some_double = 22;
+ optional AnEnum some_enum = 23;
+ optional string some_string = 24;
+ optional bytes some_bytes = 25;
+ optional AnotherMessage some_message = 26;
+ optional group SomeGroup = 27 {
+ optional int32 a = 1;
+ }
+ }
+}