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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.
#ifndef GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_H__
#define GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_H__
#include <string>
#include <vector>
#include "google/protobuf/descriptor.h"
namespace google {
namespace protobuf {
namespace compiler {
namespace java {
class Context; // context.h
class ClassNameResolver; // name_resolver.h
} // namespace java
} // namespace compiler
namespace io {
class Printer; // printer.h
}
} // namespace protobuf
} // namespace google
namespace google {
namespace protobuf {
namespace compiler {
namespace java {
class EnumGenerator {
public:
EnumGenerator(const EnumDescriptor* descriptor, bool immutable_api,
Context* context);
EnumGenerator(const EnumGenerator&) = delete;
EnumGenerator& operator=(const EnumGenerator&) = delete;
~EnumGenerator();
void Generate(io::Printer* printer);
private:
const EnumDescriptor* descriptor_;
// The proto language allows multiple enum constants to have the same
// numeric value. Java, however, does not allow multiple enum constants to
// be considered equivalent. We treat the first defined constant for any
// given numeric value as "canonical" and the rest as aliases of that
// canonical value.
std::vector<const EnumValueDescriptor*> canonical_values_;
struct Alias {
const EnumValueDescriptor* value;
const EnumValueDescriptor* canonical_value;
};
std::vector<Alias> aliases_;
bool immutable_api_;
Context* context_;
ClassNameResolver* name_resolver_;
bool CanUseEnumValues();
};
} // namespace java
} // namespace compiler
} // namespace protobuf
} // namespace google
#endif // GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_H__
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