78 lines
2.2 KiB
C++
78 lines
2.2 KiB
C++
// Protocol Buffers - Google's data interchange format
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// Copyright 2008 Google Inc. All rights reserved.
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//
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file or at
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// https://developers.google.com/open-source/licenses/bsd
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// Author: kenton@google.com (Kenton Varda)
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// Based on original Protocol Buffers design by
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// Sanjay Ghemawat, Jeff Dean, and others.
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#ifndef GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_LITE_H__
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#define GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_LITE_H__
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#include <string>
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#include <vector>
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#include "google/protobuf/compiler/java/generator_factory.h"
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#include "google/protobuf/descriptor.h"
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namespace google {
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namespace protobuf {
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namespace compiler {
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namespace java {
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class Context; // context.h
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class ClassNameResolver; // name_resolver.h
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} // namespace java
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} // namespace compiler
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namespace io {
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class Printer; // printer.h
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}
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} // namespace protobuf
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} // namespace google
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namespace google {
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namespace protobuf {
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namespace compiler {
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namespace java {
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class EnumLiteGenerator : public EnumGenerator {
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public:
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EnumLiteGenerator(const EnumDescriptor* descriptor, bool immutable_api,
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Context* context);
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EnumLiteGenerator(const EnumLiteGenerator&) = delete;
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EnumLiteGenerator& operator=(const EnumLiteGenerator&) = delete;
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~EnumLiteGenerator();
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void Generate(io::Printer* printer) override;
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private:
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const EnumDescriptor* descriptor_;
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// The proto language allows multiple enum constants to have the same
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// numeric value. Java, however, does not allow multiple enum constants to
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// be considered equivalent. We treat the first defined constant for any
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// given numeric value as "canonical" and the rest as aliases of that
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// canonical value.
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std::vector<const EnumValueDescriptor*> canonical_values_;
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struct Alias {
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const EnumValueDescriptor* value;
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const EnumValueDescriptor* canonical_value;
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};
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std::vector<Alias> aliases_;
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bool immutable_api_;
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Context* context_;
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ClassNameResolver* name_resolver_;
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};
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} // namespace java
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} // namespace compiler
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} // namespace protobuf
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} // namespace google
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#endif // GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_LITE_H__
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