protobuf/src/google/protobuf/compiler/java/lite/extension.h

56 lines
1.9 KiB
C++

// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd
#ifndef GOOGLE_PROTOBUF_COMPILER_JAVA_EXTENSION_LITE_H__
#define GOOGLE_PROTOBUF_COMPILER_JAVA_EXTENSION_LITE_H__
#include <string>
#include "google/protobuf/compiler/java/generator_factory.h"
#include "google/protobuf/descriptor.h"
#include "google/protobuf/port.h"
namespace google {
namespace protobuf {
namespace compiler {
namespace java {
// Generates code for a lite extension, which may be within the scope of some
// message or may be at file scope. This is much simpler than FieldGenerator
// since extensions are just simple identifiers with interesting types.
class ImmutableExtensionLiteGenerator : public ExtensionGenerator {
public:
explicit ImmutableExtensionLiteGenerator(const FieldDescriptor* descriptor,
Context* context);
ImmutableExtensionLiteGenerator(const ImmutableExtensionLiteGenerator&) =
delete;
ImmutableExtensionLiteGenerator& operator=(
const ImmutableExtensionLiteGenerator&) = delete;
~ImmutableExtensionLiteGenerator() override;
void Generate(io::Printer* printer) override;
// Returns an estimate of the number of bytes the printed code will compile to
int GenerateNonNestedInitializationCode(io::Printer* printer) override;
// Returns an estimate of the number of bytes the printed code will compile to
int GenerateRegistrationCode(io::Printer* printer) override;
private:
const FieldDescriptor* descriptor_;
ClassNameResolver* name_resolver_;
std::string scope_;
Context* context_;
};
} // namespace java
} // namespace compiler
} // namespace protobuf
} // namespace google
#endif // GOOGLE_PROTOBUF_COMPILER_JAVA_EXTENSION_LITE_H__