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r5sdk/r5dev/thirdparty/protobuf/compiler/java/enum_field.cc
Kawe Mazidjatari 188cbf8359 Update protobuf to latest 
Updated to v21.12.
2023-01-26 03:15:10 +01:00

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// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Author: kenton@google.com (Kenton Varda)
// Based on original Protocol Buffers design by
// Sanjay Ghemawat, Jeff Dean, and others.
#include "google/protobuf/compiler/java/enum_field.h"
#include <cstdint>
#include <map>
#include <string>
#include "google/protobuf/stubs/logging.h"
#include "google/protobuf/stubs/common.h"
#include "google/protobuf/io/printer.h"
#include "google/protobuf/wire_format.h"
#include "google/protobuf/stubs/strutil.h"
#include "google/protobuf/compiler/java/context.h"
#include "google/protobuf/compiler/java/doc_comment.h"
#include "google/protobuf/compiler/java/helpers.h"
#include "google/protobuf/compiler/java/name_resolver.h"
// Must be last.
#include "google/protobuf/port_def.inc"
namespace google {
namespace protobuf {
namespace compiler {
namespace java {
namespace {
void SetEnumVariables(
const FieldDescriptor* descriptor, int messageBitIndex, int builderBitIndex,
const FieldGeneratorInfo* info, ClassNameResolver* name_resolver,
std::map<std::string, std::string>* variables,
Context* context) {
SetCommonFieldVariables(descriptor, info, variables);
(*variables)["type"] =
name_resolver->GetImmutableClassName(descriptor->enum_type());
(*variables)["kt_type"] = (*variables)["type"];
(*variables)["mutable_type"] =
name_resolver->GetMutableClassName(descriptor->enum_type());
(*variables)["default"] = ImmutableDefaultValue(descriptor, name_resolver);
(*variables)["default_number"] =
StrCat(descriptor->default_value_enum()->number());
(*variables)["tag"] = StrCat(
static_cast<int32_t>(internal::WireFormat::MakeTag(descriptor)));
(*variables)["tag_size"] = StrCat(
internal::WireFormat::TagSize(descriptor->number(), GetType(descriptor)));
// TODO(birdo): Add @deprecated javadoc when generating javadoc is supported
// by the proto compiler
(*variables)["deprecation"] =
descriptor->options().deprecated() ? "@java.lang.Deprecated " : "";
variables->insert(
{"kt_deprecation",
descriptor->options().deprecated()
? StrCat("@kotlin.Deprecated(message = \"Field ",
(*variables)["name"], " is deprecated\") ")
: ""});
if (HasHasbit(descriptor)) {
// For singular messages and builders, one bit is used for the hasField bit.
(*variables)["get_has_field_bit_message"] = GenerateGetBit(messageBitIndex);
// Note that these have a trailing ";".
(*variables)["set_has_field_bit_message"] =
GenerateSetBit(messageBitIndex) + ";";
(*variables)["set_has_field_bit_to_local"] =
GenerateSetBitToLocal(messageBitIndex);
(*variables)["is_field_present_message"] = GenerateGetBit(messageBitIndex);
} else {
(*variables)["set_has_field_bit_message"] = "";
(*variables)["set_has_field_bit_to_local"] = "";
variables->insert({"is_field_present_message",
StrCat((*variables)["name"], "_ != ",
(*variables)["default"], ".getNumber()")});
}
// For repeated builders, one bit is used for whether the array is immutable.
(*variables)["get_mutable_bit_builder"] = GenerateGetBit(builderBitIndex);
(*variables)["set_mutable_bit_builder"] = GenerateSetBit(builderBitIndex);
(*variables)["clear_mutable_bit_builder"] = GenerateClearBit(builderBitIndex);
(*variables)["get_has_field_bit_builder"] = GenerateGetBit(builderBitIndex);
// Note that these have a trailing ";".
(*variables)["set_has_field_bit_builder"] =
GenerateSetBit(builderBitIndex) + ";";
(*variables)["clear_has_field_bit_builder"] =
GenerateClearBit(builderBitIndex) + ";";
(*variables)["get_has_field_bit_from_local"] =
GenerateGetBitFromLocal(builderBitIndex);
if (SupportUnknownEnumValue(descriptor->file())) {
variables->insert(
{"unknown", StrCat((*variables)["type"], ".UNRECOGNIZED")});
} else {
variables->insert({"unknown", (*variables)["default"]});
}
}
} // namespace
// ===================================================================
ImmutableEnumFieldGenerator::ImmutableEnumFieldGenerator(
const FieldDescriptor* descriptor, int messageBitIndex, int builderBitIndex,
Context* context)
: descriptor_(descriptor),
message_bit_index_(messageBitIndex),
builder_bit_index_(builderBitIndex),
name_resolver_(context->GetNameResolver()) {
SetEnumVariables(descriptor, messageBitIndex, builderBitIndex,
context->GetFieldGeneratorInfo(descriptor), name_resolver_,
&variables_, context);
}
ImmutableEnumFieldGenerator::~ImmutableEnumFieldGenerator() {}
int ImmutableEnumFieldGenerator::GetMessageBitIndex() const {
return message_bit_index_;
}
int ImmutableEnumFieldGenerator::GetBuilderBitIndex() const {
return builder_bit_index_;
}
int ImmutableEnumFieldGenerator::GetNumBitsForMessage() const {
return HasHasbit(descriptor_) ? 1 : 0;
}
int ImmutableEnumFieldGenerator::GetNumBitsForBuilder() const { return 1; }
void ImmutableEnumFieldGenerator::GenerateInterfaceMembers(
io::Printer* printer) const {
if (HasHazzer(descriptor_)) {
WriteFieldAccessorDocComment(printer, descriptor_, HAZZER);
printer->Print(variables_,
"$deprecation$boolean has$capitalized_name$();\n");
}
if (SupportUnknownEnumValue(descriptor_->file())) {
WriteFieldEnumValueAccessorDocComment(printer, descriptor_, GETTER);
printer->Print(variables_,
"$deprecation$int get$capitalized_name$Value();\n");
}
WriteFieldAccessorDocComment(printer, descriptor_, GETTER);
printer->Print(variables_, "$deprecation$$type$ get$capitalized_name$();\n");
}
void ImmutableEnumFieldGenerator::GenerateMembers(io::Printer* printer) const {
printer->Print(variables_, "private int $name$_ = $default_number$;\n");
PrintExtraFieldInfo(variables_, printer);
if (HasHazzer(descriptor_)) {
WriteFieldAccessorDocComment(printer, descriptor_, HAZZER);
printer->Print(variables_,
"@java.lang.Override $deprecation$public boolean "
"${$has$capitalized_name$$}$() {\n"
" return $get_has_field_bit_message$;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
}
if (SupportUnknownEnumValue(descriptor_->file())) {
WriteFieldEnumValueAccessorDocComment(printer, descriptor_, GETTER);
printer->Print(variables_,
"@java.lang.Override $deprecation$public int "
"${$get$capitalized_name$Value$}$() {\n"
" return $name$_;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
}
WriteFieldAccessorDocComment(printer, descriptor_, GETTER);
printer->Print(variables_,
"@java.lang.Override $deprecation$public $type$ "
"${$get$capitalized_name$$}$() {\n"
" $type$ result = $type$.forNumber($name$_);\n"
" return result == null ? $unknown$ : result;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
}
void ImmutableEnumFieldGenerator::GenerateBuilderMembers(
io::Printer* printer) const {
printer->Print(variables_, "private int $name$_ = $default_number$;\n");
if (HasHazzer(descriptor_)) {
WriteFieldAccessorDocComment(printer, descriptor_, HAZZER);
printer->Print(variables_,
"@java.lang.Override $deprecation$public boolean "
"${$has$capitalized_name$$}$() {\n"
" return $get_has_field_bit_builder$;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
}
if (SupportUnknownEnumValue(descriptor_->file())) {
WriteFieldEnumValueAccessorDocComment(printer, descriptor_, GETTER);
printer->Print(variables_,
"@java.lang.Override $deprecation$public int "
"${$get$capitalized_name$Value$}$() {\n"
" return $name$_;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldEnumValueAccessorDocComment(printer, descriptor_, SETTER,
/* builder */ true);
printer->Print(variables_,
"$deprecation$public Builder "
"${$set$capitalized_name$Value$}$(int value) {\n"
" $name$_ = value;\n"
" $set_has_field_bit_builder$\n"
" onChanged();\n"
" return this;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
}
WriteFieldAccessorDocComment(printer, descriptor_, GETTER);
printer->Print(variables_,
"@java.lang.Override\n"
"$deprecation$public $type$ ${$get$capitalized_name$$}$() {\n"
" $type$ result = $type$.forNumber($name$_);\n"
" return result == null ? $unknown$ : result;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldAccessorDocComment(printer, descriptor_, SETTER,
/* builder */ true);
printer->Print(variables_,
"$deprecation$public Builder "
"${$set$capitalized_name$$}$($type$ value) {\n"
" if (value == null) {\n"
" throw new NullPointerException();\n"
" }\n"
" $set_has_field_bit_builder$\n"
" $name$_ = value.getNumber();\n"
" onChanged();\n"
" return this;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldAccessorDocComment(printer, descriptor_, CLEARER,
/* builder */ true);
printer->Print(
variables_,
"$deprecation$public Builder ${$clear$capitalized_name$$}$() {\n"
" $clear_has_field_bit_builder$\n"
" $name$_ = $default_number$;\n"
" onChanged();\n"
" return this;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
}
void ImmutableEnumFieldGenerator::GenerateKotlinDslMembers(
io::Printer* printer) const {
WriteFieldDocComment(printer, descriptor_);
printer->Print(variables_,
"$kt_deprecation$public var $kt_name$: $kt_type$\n"
" @JvmName(\"${$get$kt_capitalized_name$$}$\")\n"
" get() = $kt_dsl_builder$.${$get$capitalized_name$$}$()\n"
" @JvmName(\"${$set$kt_capitalized_name$$}$\")\n"
" set(value) {\n"
" $kt_dsl_builder$.${$set$capitalized_name$$}$(value)\n"
" }\n");
WriteFieldAccessorDocComment(printer, descriptor_, CLEARER,
/* builder */ false);
printer->Print(variables_,
"public fun ${$clear$kt_capitalized_name$$}$() {\n"
" $kt_dsl_builder$.${$clear$capitalized_name$$}$()\n"
"}\n");
if (HasHazzer(descriptor_)) {
WriteFieldAccessorDocComment(printer, descriptor_, HAZZER);
printer->Print(
variables_,
"public fun ${$has$kt_capitalized_name$$}$(): kotlin.Boolean {\n"
" return $kt_dsl_builder$.${$has$capitalized_name$$}$()\n"
"}\n");
}
}
void ImmutableEnumFieldGenerator::GenerateFieldBuilderInitializationCode(
io::Printer* printer) const {
// noop for enums
}
void ImmutableEnumFieldGenerator::GenerateInitializationCode(
io::Printer* printer) const {
printer->Print(variables_, "$name$_ = $default_number$;\n");
}
void ImmutableEnumFieldGenerator::GenerateBuilderClearCode(
io::Printer* printer) const {
printer->Print(variables_, "$name$_ = $default_number$;\n");
}
void ImmutableEnumFieldGenerator::GenerateMergingCode(
io::Printer* printer) const {
if (HasHazzer(descriptor_)) {
printer->Print(variables_,
"if (other.has$capitalized_name$()) {\n"
" set$capitalized_name$(other.get$capitalized_name$());\n"
"}\n");
} else if (SupportUnknownEnumValue(descriptor_->file())) {
printer->Print(
variables_,
"if (other.$name$_ != $default_number$) {\n"
" set$capitalized_name$Value(other.get$capitalized_name$Value());\n"
"}\n");
} else {
GOOGLE_LOG(FATAL) << "Can't reach here.";
}
}
void ImmutableEnumFieldGenerator::GenerateBuildingCode(
io::Printer* printer) const {
printer->Print(variables_,
"if ($get_has_field_bit_from_local$) {\n"
" result.$name$_ = $name$_;\n");
if (GetNumBitsForMessage() > 0) {
printer->Print(variables_, " $set_has_field_bit_to_local$;\n");
}
printer->Print("}\n");
}
void ImmutableEnumFieldGenerator::GenerateBuilderParsingCode(
io::Printer* printer) const {
if (SupportUnknownEnumValue(descriptor_->file())) {
printer->Print(variables_,
"$name$_ = input.readEnum();\n"
"$set_has_field_bit_builder$\n");
} else {
printer->Print(variables_,
"int tmpRaw = input.readEnum();\n"
"$type$ tmpValue =\n"
" $type$.forNumber(tmpRaw);\n"
"if (tmpValue == null) {\n"
" mergeUnknownVarintField($number$, tmpRaw);\n"
"} else {\n"
" $name$_ = tmpRaw;\n"
" $set_has_field_bit_builder$\n"
"}\n");
}
}
void ImmutableEnumFieldGenerator::GenerateSerializationCode(
io::Printer* printer) const {
printer->Print(variables_,
"if ($is_field_present_message$) {\n"
" output.writeEnum($number$, $name$_);\n"
"}\n");
}
void ImmutableEnumFieldGenerator::GenerateSerializedSizeCode(
io::Printer* printer) const {
printer->Print(variables_,
"if ($is_field_present_message$) {\n"
" size += com.google.protobuf.CodedOutputStream\n"
" .computeEnumSize($number$, $name$_);\n"
"}\n");
}
void ImmutableEnumFieldGenerator::GenerateEqualsCode(
io::Printer* printer) const {
printer->Print(variables_, "if ($name$_ != other.$name$_) return false;\n");
}
void ImmutableEnumFieldGenerator::GenerateHashCode(io::Printer* printer) const {
printer->Print(variables_,
"hash = (37 * hash) + $constant_name$;\n"
"hash = (53 * hash) + $name$_;\n");
}
std::string ImmutableEnumFieldGenerator::GetBoxedType() const {
return name_resolver_->GetImmutableClassName(descriptor_->enum_type());
}
// ===================================================================
ImmutableEnumOneofFieldGenerator::ImmutableEnumOneofFieldGenerator(
const FieldDescriptor* descriptor, int messageBitIndex, int builderBitIndex,
Context* context)
: ImmutableEnumFieldGenerator(descriptor, messageBitIndex, builderBitIndex,
context) {
const OneofGeneratorInfo* info =
context->GetOneofGeneratorInfo(descriptor->containing_oneof());
SetCommonOneofVariables(descriptor, info, &variables_);
}
ImmutableEnumOneofFieldGenerator::~ImmutableEnumOneofFieldGenerator() {}
void ImmutableEnumOneofFieldGenerator::GenerateMembers(
io::Printer* printer) const {
PrintExtraFieldInfo(variables_, printer);
GOOGLE_DCHECK(HasHazzer(descriptor_));
WriteFieldAccessorDocComment(printer, descriptor_, HAZZER);
printer->Print(variables_,
"$deprecation$public boolean ${$has$capitalized_name$$}$() {\n"
" return $has_oneof_case_message$;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
if (SupportUnknownEnumValue(descriptor_->file())) {
WriteFieldEnumValueAccessorDocComment(printer, descriptor_, GETTER);
printer->Print(
variables_,
"$deprecation$public int ${$get$capitalized_name$Value$}$() {\n"
" if ($has_oneof_case_message$) {\n"
" return (java.lang.Integer) $oneof_name$_;\n"
" }\n"
" return $default_number$;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
}
WriteFieldAccessorDocComment(printer, descriptor_, GETTER);
printer->Print(variables_,
"$deprecation$public $type$ ${$get$capitalized_name$$}$() {\n"
" if ($has_oneof_case_message$) {\n"
" $type$ result = $type$.forNumber(\n"
" (java.lang.Integer) $oneof_name$_);\n"
" return result == null ? $unknown$ : result;\n"
" }\n"
" return $default$;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
}
void ImmutableEnumOneofFieldGenerator::GenerateBuilderMembers(
io::Printer* printer) const {
GOOGLE_DCHECK(HasHazzer(descriptor_));
WriteFieldAccessorDocComment(printer, descriptor_, HAZZER);
printer->Print(variables_,
"@java.lang.Override\n"
"$deprecation$public boolean ${$has$capitalized_name$$}$() {\n"
" return $has_oneof_case_message$;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
if (SupportUnknownEnumValue(descriptor_->file())) {
WriteFieldEnumValueAccessorDocComment(printer, descriptor_, GETTER);
printer->Print(
variables_,
"@java.lang.Override\n"
"$deprecation$public int ${$get$capitalized_name$Value$}$() {\n"
" if ($has_oneof_case_message$) {\n"
" return ((java.lang.Integer) $oneof_name$_).intValue();\n"
" }\n"
" return $default_number$;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldEnumValueAccessorDocComment(printer, descriptor_, SETTER,
/* builder */ true);
printer->Print(variables_,
"$deprecation$public Builder "
"${$set$capitalized_name$Value$}$(int value) {\n"
" $set_oneof_case_message$;\n"
" $oneof_name$_ = value;\n"
" onChanged();\n"
" return this;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
}
WriteFieldAccessorDocComment(printer, descriptor_, GETTER);
printer->Print(variables_,
"@java.lang.Override\n"
"$deprecation$public $type$ ${$get$capitalized_name$$}$() {\n"
" if ($has_oneof_case_message$) {\n"
" $type$ result = $type$.forNumber(\n"
" (java.lang.Integer) $oneof_name$_);\n"
" return result == null ? $unknown$ : result;\n"
" }\n"
" return $default$;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldAccessorDocComment(printer, descriptor_, SETTER,
/* builder */ true);
printer->Print(variables_,
"$deprecation$public Builder "
"${$set$capitalized_name$$}$($type$ value) {\n"
" if (value == null) {\n"
" throw new NullPointerException();\n"
" }\n"
" $set_oneof_case_message$;\n"
" $oneof_name$_ = value.getNumber();\n"
" onChanged();\n"
" return this;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldAccessorDocComment(printer, descriptor_, CLEARER,
/* builder */ true);
printer->Print(
variables_,
"$deprecation$public Builder ${$clear$capitalized_name$$}$() {\n"
" if ($has_oneof_case_message$) {\n"
" $clear_oneof_case_message$;\n"
" $oneof_name$_ = null;\n"
" onChanged();\n"
" }\n"
" return this;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
}
void ImmutableEnumOneofFieldGenerator::GenerateBuilderClearCode(
io::Printer* printer) const {
// No-op: Enum fields in oneofs are correctly cleared by clearing the oneof
}
void ImmutableEnumOneofFieldGenerator::GenerateBuildingCode(
io::Printer* printer) const {
// No-Op: Handled by single statement for the oneof
}
void ImmutableEnumOneofFieldGenerator::GenerateMergingCode(
io::Printer* printer) const {
if (SupportUnknownEnumValue(descriptor_->file())) {
printer->Print(
variables_,
"set$capitalized_name$Value(other.get$capitalized_name$Value());\n");
} else {
printer->Print(variables_,
"set$capitalized_name$(other.get$capitalized_name$());\n");
}
}
void ImmutableEnumOneofFieldGenerator::GenerateBuilderParsingCode(
io::Printer* printer) const {
if (SupportUnknownEnumValue(descriptor_->file())) {
printer->Print(variables_,
"int rawValue = input.readEnum();\n"
"$set_oneof_case_message$;\n"
"$oneof_name$_ = rawValue;\n");
} else {
printer->Print(variables_,
"int rawValue = input.readEnum();\n"
"$type$ value =\n"
" $type$.forNumber(rawValue);\n"
"if (value == null) {\n"
" mergeUnknownVarintField($number$, rawValue);\n"
"} else {\n"
" $set_oneof_case_message$;\n"
" $oneof_name$_ = rawValue;\n"
"}\n");
}
}
void ImmutableEnumOneofFieldGenerator::GenerateSerializationCode(
io::Printer* printer) const {
printer->Print(
variables_,
"if ($has_oneof_case_message$) {\n"
" output.writeEnum($number$, ((java.lang.Integer) $oneof_name$_));\n"
"}\n");
}
void ImmutableEnumOneofFieldGenerator::GenerateSerializedSizeCode(
io::Printer* printer) const {
printer->Print(
variables_,
"if ($has_oneof_case_message$) {\n"
" size += com.google.protobuf.CodedOutputStream\n"
" .computeEnumSize($number$, ((java.lang.Integer) $oneof_name$_));\n"
"}\n");
}
void ImmutableEnumOneofFieldGenerator::GenerateEqualsCode(
io::Printer* printer) const {
if (SupportUnknownEnumValue(descriptor_->file())) {
printer->Print(
variables_,
"if (get$capitalized_name$Value()\n"
" != other.get$capitalized_name$Value()) return false;\n");
} else {
printer->Print(
variables_,
"if (!get$capitalized_name$()\n"
" .equals(other.get$capitalized_name$())) return false;\n");
}
}
void ImmutableEnumOneofFieldGenerator::GenerateHashCode(
io::Printer* printer) const {
if (SupportUnknownEnumValue(descriptor_->file())) {
printer->Print(variables_,
"hash = (37 * hash) + $constant_name$;\n"
"hash = (53 * hash) + get$capitalized_name$Value();\n");
} else {
printer->Print(
variables_,
"hash = (37 * hash) + $constant_name$;\n"
"hash = (53 * hash) + get$capitalized_name$().getNumber();\n");
}
}
// ===================================================================
RepeatedImmutableEnumFieldGenerator::RepeatedImmutableEnumFieldGenerator(
const FieldDescriptor* descriptor, int messageBitIndex, int builderBitIndex,
Context* context)
: ImmutableEnumFieldGenerator(descriptor, messageBitIndex, builderBitIndex,
context) {}
RepeatedImmutableEnumFieldGenerator::~RepeatedImmutableEnumFieldGenerator() {}
int RepeatedImmutableEnumFieldGenerator::GetNumBitsForMessage() const {
return 0;
}
int RepeatedImmutableEnumFieldGenerator::GetNumBitsForBuilder() const {
return 1;
}
void RepeatedImmutableEnumFieldGenerator::GenerateInterfaceMembers(
io::Printer* printer) const {
WriteFieldAccessorDocComment(printer, descriptor_, LIST_GETTER);
printer->Print(
variables_,
"$deprecation$java.util.List<$type$> get$capitalized_name$List();\n");
WriteFieldAccessorDocComment(printer, descriptor_, LIST_COUNT);
printer->Print(variables_,
"$deprecation$int get$capitalized_name$Count();\n");
WriteFieldAccessorDocComment(printer, descriptor_, LIST_INDEXED_GETTER);
printer->Print(variables_,
"$deprecation$$type$ get$capitalized_name$(int index);\n");
if (SupportUnknownEnumValue(descriptor_->file())) {
WriteFieldEnumValueAccessorDocComment(printer, descriptor_, LIST_GETTER);
printer->Print(variables_,
"$deprecation$java.util.List<java.lang.Integer>\n"
"get$capitalized_name$ValueList();\n");
WriteFieldEnumValueAccessorDocComment(printer, descriptor_,
LIST_INDEXED_GETTER);
printer->Print(variables_,
"$deprecation$int get$capitalized_name$Value(int index);\n");
}
}
void RepeatedImmutableEnumFieldGenerator::GenerateMembers(
io::Printer* printer) const {
printer->Print(
variables_,
"@SuppressWarnings(\"serial\")\n"
"private java.util.List<java.lang.Integer> $name$_;\n"
"private static final "
"com.google.protobuf.Internal.ListAdapter.Converter<\n"
" java.lang.Integer, $type$> $name$_converter_ =\n"
" new com.google.protobuf.Internal.ListAdapter.Converter<\n"
" java.lang.Integer, $type$>() {\n"
" public $type$ convert(java.lang.Integer from) {\n"
" $type$ result = $type$.forNumber(from);\n"
" return result == null ? $unknown$ : result;\n"
" }\n"
" };\n");
PrintExtraFieldInfo(variables_, printer);
WriteFieldAccessorDocComment(printer, descriptor_, LIST_GETTER);
printer->Print(
variables_,
"@java.lang.Override\n"
"$deprecation$public java.util.List<$type$> "
"${$get$capitalized_name$List$}$() {\n"
" return new com.google.protobuf.Internal.ListAdapter<\n"
" java.lang.Integer, $type$>($name$_, $name$_converter_);\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldAccessorDocComment(printer, descriptor_, LIST_COUNT);
printer->Print(
variables_,
"@java.lang.Override\n"
"$deprecation$public int ${$get$capitalized_name$Count$}$() {\n"
" return $name$_.size();\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldAccessorDocComment(printer, descriptor_, LIST_INDEXED_GETTER);
printer->Print(
variables_,
"@java.lang.Override\n"
"$deprecation$public $type$ ${$get$capitalized_name$$}$(int index) {\n"
" return $name$_converter_.convert($name$_.get(index));\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
if (SupportUnknownEnumValue(descriptor_->file())) {
WriteFieldEnumValueAccessorDocComment(printer, descriptor_, LIST_GETTER);
printer->Print(variables_,
"@java.lang.Override\n"
"$deprecation$public java.util.List<java.lang.Integer>\n"
"${$get$capitalized_name$ValueList$}$() {\n"
" return $name$_;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldEnumValueAccessorDocComment(printer, descriptor_,
LIST_INDEXED_GETTER);
printer->Print(variables_,
"@java.lang.Override\n"
"$deprecation$public int "
"${$get$capitalized_name$Value$}$(int index) {\n"
" return $name$_.get(index);\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
}
if (descriptor_->is_packed()) {
printer->Print(variables_, "private int $name$MemoizedSerializedSize;\n");
}
}
void RepeatedImmutableEnumFieldGenerator::GenerateBuilderMembers(
io::Printer* printer) const {
printer->Print(
variables_,
// One field is the list and the other field keeps track of whether the
// list is immutable. If it's immutable, the invariant is that it must
// either an instance of Collections.emptyList() or it's an ArrayList
// wrapped in a Collections.unmodifiableList() wrapper and nobody else has
// a reference to the underlying ArrayList. This invariant allows us to
// share instances of lists between protocol buffers avoiding expensive
// memory allocations. Note, immutable is a strong guarantee here -- not
// just that the list cannot be modified via the reference but that the
// list can never be modified.
"private java.util.List<java.lang.Integer> $name$_ =\n"
" java.util.Collections.emptyList();\n"
"private void ensure$capitalized_name$IsMutable() {\n"
" if (!$get_mutable_bit_builder$) {\n"
" $name$_ = new java.util.ArrayList<java.lang.Integer>($name$_);\n"
" $set_mutable_bit_builder$;\n"
" }\n"
"}\n");
WriteFieldAccessorDocComment(printer, descriptor_, LIST_GETTER);
printer->Print(
variables_,
// Note: We return an unmodifiable list because otherwise the caller
// could hold on to the returned list and modify it after the message
// has been built, thus mutating the message which is supposed to be
// immutable.
"$deprecation$public java.util.List<$type$> "
"${$get$capitalized_name$List$}$() {\n"
" return new com.google.protobuf.Internal.ListAdapter<\n"
" java.lang.Integer, $type$>($name$_, $name$_converter_);\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldAccessorDocComment(printer, descriptor_, LIST_COUNT);
printer->Print(
variables_,
"$deprecation$public int ${$get$capitalized_name$Count$}$() {\n"
" return $name$_.size();\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldAccessorDocComment(printer, descriptor_, LIST_INDEXED_GETTER);
printer->Print(
variables_,
"$deprecation$public $type$ ${$get$capitalized_name$$}$(int index) {\n"
" return $name$_converter_.convert($name$_.get(index));\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldAccessorDocComment(printer, descriptor_, LIST_INDEXED_SETTER,
/* builder */ true);
printer->Print(variables_,
"$deprecation$public Builder ${$set$capitalized_name$$}$(\n"
" int index, $type$ value) {\n"
" if (value == null) {\n"
" throw new NullPointerException();\n"
" }\n"
" ensure$capitalized_name$IsMutable();\n"
" $name$_.set(index, value.getNumber());\n"
" onChanged();\n"
" return this;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldAccessorDocComment(printer, descriptor_, LIST_ADDER,
/* builder */ true);
printer->Print(variables_,
"$deprecation$public Builder "
"${$add$capitalized_name$$}$($type$ value) {\n"
" if (value == null) {\n"
" throw new NullPointerException();\n"
" }\n"
" ensure$capitalized_name$IsMutable();\n"
" $name$_.add(value.getNumber());\n"
" onChanged();\n"
" return this;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldAccessorDocComment(printer, descriptor_, LIST_MULTI_ADDER,
/* builder */ true);
printer->Print(variables_,
"$deprecation$public Builder ${$addAll$capitalized_name$$}$(\n"
" java.lang.Iterable<? extends $type$> values) {\n"
" ensure$capitalized_name$IsMutable();\n"
" for ($type$ value : values) {\n"
" $name$_.add(value.getNumber());\n"
" }\n"
" onChanged();\n"
" return this;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldAccessorDocComment(printer, descriptor_, CLEARER,
/* builder */ true);
printer->Print(
variables_,
"$deprecation$public Builder ${$clear$capitalized_name$$}$() {\n"
" $name$_ = java.util.Collections.emptyList();\n"
" $clear_mutable_bit_builder$;\n"
" onChanged();\n"
" return this;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
if (SupportUnknownEnumValue(descriptor_->file())) {
WriteFieldEnumValueAccessorDocComment(printer, descriptor_, LIST_GETTER);
printer->Print(variables_,
"$deprecation$public java.util.List<java.lang.Integer>\n"
"${$get$capitalized_name$ValueList$}$() {\n"
" return java.util.Collections.unmodifiableList($name$_);\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldEnumValueAccessorDocComment(printer, descriptor_,
LIST_INDEXED_GETTER);
printer->Print(variables_,
"$deprecation$public int "
"${$get$capitalized_name$Value$}$(int index) {\n"
" return $name$_.get(index);\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldEnumValueAccessorDocComment(printer, descriptor_,
LIST_INDEXED_SETTER,
/* builder */ true);
printer->Print(
variables_,
"$deprecation$public Builder ${$set$capitalized_name$Value$}$(\n"
" int index, int value) {\n"
" ensure$capitalized_name$IsMutable();\n"
" $name$_.set(index, value);\n"
" onChanged();\n"
" return this;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldEnumValueAccessorDocComment(printer, descriptor_, LIST_ADDER,
/* builder */ true);
printer->Print(variables_,
"$deprecation$public Builder "
"${$add$capitalized_name$Value$}$(int value) {\n"
" ensure$capitalized_name$IsMutable();\n"
" $name$_.add(value);\n"
" onChanged();\n"
" return this;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
WriteFieldEnumValueAccessorDocComment(printer, descriptor_,
LIST_MULTI_ADDER, /* builder */ true);
printer->Print(
variables_,
"$deprecation$public Builder ${$addAll$capitalized_name$Value$}$(\n"
" java.lang.Iterable<java.lang.Integer> values) {\n"
" ensure$capitalized_name$IsMutable();\n"
" for (int value : values) {\n"
" $name$_.add(value);\n"
" }\n"
" onChanged();\n"
" return this;\n"
"}\n");
printer->Annotate("{", "}", descriptor_);
}
}
void RepeatedImmutableEnumFieldGenerator::
GenerateFieldBuilderInitializationCode(io::Printer* printer) const {
// noop for enums
}
void RepeatedImmutableEnumFieldGenerator::GenerateInitializationCode(
io::Printer* printer) const {
printer->Print(variables_, "$name$_ = java.util.Collections.emptyList();\n");
}
void RepeatedImmutableEnumFieldGenerator::GenerateBuilderClearCode(
io::Printer* printer) const {
printer->Print(variables_,
"$name$_ = java.util.Collections.emptyList();\n"
"$clear_mutable_bit_builder$;\n");
}
void RepeatedImmutableEnumFieldGenerator::GenerateMergingCode(
io::Printer* printer) const {
// The code below does two optimizations:
// 1. If the other list is empty, there's nothing to do. This ensures we
// don't allocate a new array if we already have an immutable one.
// 2. If the other list is non-empty and our current list is empty, we can
// reuse the other list which is guaranteed to be immutable.
printer->Print(variables_,
"if (!other.$name$_.isEmpty()) {\n"
" if ($name$_.isEmpty()) {\n"
" $name$_ = other.$name$_;\n"
" $clear_mutable_bit_builder$;\n"
" } else {\n"
" ensure$capitalized_name$IsMutable();\n"
" $name$_.addAll(other.$name$_);\n"
" }\n"
" onChanged();\n"
"}\n");
}
void RepeatedImmutableEnumFieldGenerator::GenerateBuildingCode(
io::Printer* printer) const {
// The code below ensures that the result has an immutable list. If our
// list is immutable, we can just reuse it. If not, we make it immutable.
printer->Print(
variables_,
"if ($get_mutable_bit_builder$) {\n"
" $name$_ = java.util.Collections.unmodifiableList($name$_);\n"
" $clear_mutable_bit_builder$;\n"
"}\n"
"result.$name$_ = $name$_;\n");
}
void RepeatedImmutableEnumFieldGenerator::GenerateBuilderParsingCode(
io::Printer* printer) const {
// Read and store the enum
if (SupportUnknownEnumValue(descriptor_->file())) {
printer->Print(variables_,
"int tmpRaw = input.readEnum();\n"
"ensure$capitalized_name$IsMutable();\n"
"$name$_.add(tmpRaw);\n");
} else {
printer->Print(variables_,
"int tmpRaw = input.readEnum();\n"
"$type$ tmpValue =\n"
" $type$.forNumber(tmpRaw);\n"
"if (tmpValue == null) {\n"
" mergeUnknownVarintField($number$, tmpRaw);\n"
"} else {\n"
" ensure$capitalized_name$IsMutable();\n"
" $name$_.add(tmpRaw);\n"
"}\n");
}
}
void RepeatedImmutableEnumFieldGenerator::GenerateBuilderParsingCodeFromPacked(
io::Printer* printer) const {
// Wrap GenerateParsingCode's contents with a while loop.
printer->Print(variables_,
"int length = input.readRawVarint32();\n"
"int oldLimit = input.pushLimit(length);\n"
"while(input.getBytesUntilLimit() > 0) {\n");
printer->Indent();
GenerateBuilderParsingCode(printer);
printer->Outdent();
printer->Print(variables_,
"}\n"
"input.popLimit(oldLimit);\n");
}
void RepeatedImmutableEnumFieldGenerator::GenerateSerializationCode(
io::Printer* printer) const {
if (descriptor_->is_packed()) {
printer->Print(variables_,
"if (get$capitalized_name$List().size() > 0) {\n"
" output.writeUInt32NoTag($tag$);\n"
" output.writeUInt32NoTag($name$MemoizedSerializedSize);\n"
"}\n"
"for (int i = 0; i < $name$_.size(); i++) {\n"
" output.writeEnumNoTag($name$_.get(i));\n"
"}\n");
} else {
printer->Print(variables_,
"for (int i = 0; i < $name$_.size(); i++) {\n"
" output.writeEnum($number$, $name$_.get(i));\n"
"}\n");
}
}
void RepeatedImmutableEnumFieldGenerator::GenerateSerializedSizeCode(
io::Printer* printer) const {
printer->Print(variables_,
"{\n"
" int dataSize = 0;\n");
printer->Indent();
printer->Print(variables_,
"for (int i = 0; i < $name$_.size(); i++) {\n"
" dataSize += com.google.protobuf.CodedOutputStream\n"
" .computeEnumSizeNoTag($name$_.get(i));\n"
"}\n");
printer->Print("size += dataSize;\n");
if (descriptor_->is_packed()) {
printer->Print(variables_,
"if (!get$capitalized_name$List().isEmpty()) {"
" size += $tag_size$;\n"
" size += com.google.protobuf.CodedOutputStream\n"
" .computeUInt32SizeNoTag(dataSize);\n"
"}");
} else {
printer->Print(variables_, "size += $tag_size$ * $name$_.size();\n");
}
// cache the data size for packed fields.
if (descriptor_->is_packed()) {
printer->Print(variables_, "$name$MemoizedSerializedSize = dataSize;\n");
}
printer->Outdent();
printer->Print("}\n");
}
void RepeatedImmutableEnumFieldGenerator::GenerateEqualsCode(
io::Printer* printer) const {
printer->Print(variables_,
"if (!$name$_.equals(other.$name$_)) return false;\n");
}
void RepeatedImmutableEnumFieldGenerator::GenerateHashCode(
io::Printer* printer) const {
printer->Print(variables_,
"if (get$capitalized_name$Count() > 0) {\n"
" hash = (37 * hash) + $constant_name$;\n"
" hash = (53 * hash) + $name$_.hashCode();\n"
"}\n");
}
void RepeatedImmutableEnumFieldGenerator::GenerateKotlinDslMembers(
io::Printer* printer) const {
printer->Print(
variables_,
"/**\n"
" * An uninstantiable, behaviorless type to represent the field in\n"
" * generics.\n"
" */\n"
"@kotlin.OptIn"
"(com.google.protobuf.kotlin.OnlyForUseByGeneratedProtoCode::class)\n"
"public class ${$$kt_capitalized_name$Proxy$}$ private constructor()"
" : com.google.protobuf.kotlin.DslProxy()\n");
WriteFieldDocComment(printer, descriptor_);
printer->Print(variables_,
"$kt_deprecation$public val $kt_name$: "
"com.google.protobuf.kotlin.DslList"
"<$kt_type$, ${$$kt_capitalized_name$Proxy$}$>\n"
" @kotlin.jvm.JvmSynthetic\n"
" get() = com.google.protobuf.kotlin.DslList(\n"
" $kt_dsl_builder$.${$get$capitalized_name$List$}$()\n"
" )\n");
WriteFieldAccessorDocComment(printer, descriptor_, LIST_ADDER,
/* builder */ false);
printer->Print(variables_,
"@kotlin.jvm.JvmSynthetic\n"
"@kotlin.jvm.JvmName(\"add$kt_capitalized_name$\")\n"
"public fun com.google.protobuf.kotlin.DslList"
"<$kt_type$, ${$$kt_capitalized_name$Proxy$}$>."
"add(value: $kt_type$) {\n"
" $kt_dsl_builder$.${$add$capitalized_name$$}$(value)\n"
"}");
WriteFieldAccessorDocComment(printer, descriptor_, LIST_ADDER,
/* builder */ false);
printer->Print(variables_,
"@kotlin.jvm.JvmSynthetic\n"
"@kotlin.jvm.JvmName(\"plusAssign$kt_capitalized_name$\")\n"
"@Suppress(\"NOTHING_TO_INLINE\")\n"
"public inline operator fun com.google.protobuf.kotlin.DslList"
"<$kt_type$, ${$$kt_capitalized_name$Proxy$}$>."
"plusAssign(value: $kt_type$) {\n"
" add(value)\n"
"}");
WriteFieldAccessorDocComment(printer, descriptor_, LIST_MULTI_ADDER,
/* builder */ false);
printer->Print(variables_,
"@kotlin.jvm.JvmSynthetic\n"
"@kotlin.jvm.JvmName(\"addAll$kt_capitalized_name$\")\n"
"public fun com.google.protobuf.kotlin.DslList"
"<$kt_type$, ${$$kt_capitalized_name$Proxy$}$>."
"addAll(values: kotlin.collections.Iterable<$kt_type$>) {\n"
" $kt_dsl_builder$.${$addAll$capitalized_name$$}$(values)\n"
"}");
WriteFieldAccessorDocComment(printer, descriptor_, LIST_MULTI_ADDER,
/* builder */ false);
printer->Print(
variables_,
"@kotlin.jvm.JvmSynthetic\n"
"@kotlin.jvm.JvmName(\"plusAssignAll$kt_capitalized_name$\")\n"
"@Suppress(\"NOTHING_TO_INLINE\")\n"
"public inline operator fun com.google.protobuf.kotlin.DslList"
"<$kt_type$, ${$$kt_capitalized_name$Proxy$}$>."
"plusAssign(values: kotlin.collections.Iterable<$kt_type$>) {\n"
" addAll(values)\n"
"}");
WriteFieldAccessorDocComment(printer, descriptor_, LIST_INDEXED_SETTER,
/* builder */ false);
printer->Print(
variables_,
"@kotlin.jvm.JvmSynthetic\n"
"@kotlin.jvm.JvmName(\"set$kt_capitalized_name$\")\n"
"public operator fun com.google.protobuf.kotlin.DslList"
"<$kt_type$, ${$$kt_capitalized_name$Proxy$}$>."
"set(index: kotlin.Int, value: $kt_type$) {\n"
" $kt_dsl_builder$.${$set$capitalized_name$$}$(index, value)\n"
"}");
WriteFieldAccessorDocComment(printer, descriptor_, CLEARER,
/* builder */ false);
printer->Print(variables_,
"@kotlin.jvm.JvmSynthetic\n"
"@kotlin.jvm.JvmName(\"clear$kt_capitalized_name$\")\n"
"public fun com.google.protobuf.kotlin.DslList"
"<$kt_type$, ${$$kt_capitalized_name$Proxy$}$>."
"clear() {\n"
" $kt_dsl_builder$.${$clear$capitalized_name$$}$()\n"
"}");
}
std::string RepeatedImmutableEnumFieldGenerator::GetBoxedType() const {
return name_resolver_->GetImmutableClassName(descriptor_->enum_type());
}
} // namespace java
} // namespace compiler
} // namespace protobuf
} // namespace google
#include "google/protobuf/port_undef.inc"
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