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// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc.
// http://code.google.com/p/protobuf/
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// 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 io {
class Printer; // printer.h
}
}
namespace protobuf {
namespace compiler {
namespace java {
class EnumGenerator {
public:
explicit EnumGenerator(const EnumDescriptor* descriptor);
~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.
vector<const EnumValueDescriptor*> canonical_values_;
struct Alias {
const EnumValueDescriptor* value;
const EnumValueDescriptor* canonical_value;
};
vector<Alias> aliases_;
GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(EnumGenerator);
};
} // namespace java
} // namespace compiler
} // namespace protobuf
} // namespace google
#endif // GOOGLE_PROTOBUF_COMPILER_JAVA_ENUM_H__
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