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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_FIELD_H__
#define GOOGLE_PROTOBUF_COMPILER_JAVA_FIELD_H__
#include <map>
#include <memory>
#include <string>
#include <google/protobuf/stubs/common.h>
#include <google/protobuf/descriptor.h>
namespace google {
namespace protobuf {
namespace compiler {
namespace java {
class Context; // context.h
class ClassNameResolver; // name_resolver.h
}
}
namespace io {
class Printer; // printer.h
}
}
namespace protobuf {
namespace compiler {
namespace java {
class ImmutableFieldGenerator {
public:
ImmutableFieldGenerator() {}
virtual ~ImmutableFieldGenerator();
virtual int GetNumBitsForMessage() const = 0;
virtual int GetNumBitsForBuilder() const = 0;
virtual void GenerateInterfaceMembers(io::Printer* printer) const = 0;
virtual void GenerateMembers(io::Printer* printer) const = 0;
virtual void GenerateBuilderMembers(io::Printer* printer) const = 0;
virtual void GenerateInitializationCode(io::Printer* printer) const = 0;
virtual void GenerateBuilderClearCode(io::Printer* printer) const = 0;
virtual void GenerateMergingCode(io::Printer* printer) const = 0;
virtual void GenerateBuildingCode(io::Printer* printer) const = 0;
virtual void GenerateParsingCode(io::Printer* printer) const = 0;
virtual void GenerateParsingCodeFromPacked(io::Printer* printer) const;
virtual void GenerateParsingDoneCode(io::Printer* printer) const = 0;
virtual void GenerateSerializationCode(io::Printer* printer) const = 0;
virtual void GenerateSerializedSizeCode(io::Printer* printer) const = 0;
virtual void GenerateFieldBuilderInitializationCode(io::Printer* printer)
const = 0;
virtual void GenerateEqualsCode(io::Printer* printer) const = 0;
virtual void GenerateHashCode(io::Printer* printer) const = 0;
virtual string GetBoxedType() const = 0;
private:
GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ImmutableFieldGenerator);
};
// Convenience class which constructs FieldGenerators for a Descriptor.
template<typename FieldGeneratorType>
class FieldGeneratorMap {
public:
explicit FieldGeneratorMap(const Descriptor* descriptor,
Context* context);
~FieldGeneratorMap();
const FieldGeneratorType& get(const FieldDescriptor* field) const;
private:
const Descriptor* descriptor_;
Context* context_;
ClassNameResolver* name_resolver_;
scoped_array<scoped_ptr<FieldGeneratorType> > field_generators_;
GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FieldGeneratorMap);
};
template<typename FieldGeneratorType>
inline const FieldGeneratorType&
FieldGeneratorMap<FieldGeneratorType>::get(const FieldDescriptor* field) const {
GOOGLE_CHECK_EQ(field->containing_type(), descriptor_);
return *field_generators_[field->index()];
}
// Instantiate template for mutable and immutable maps.
template<>
FieldGeneratorMap<ImmutableFieldGenerator>::
FieldGeneratorMap(const Descriptor* descriptor,
Context* context);
template<>
FieldGeneratorMap<ImmutableFieldGenerator>::~FieldGeneratorMap();
// Field information used in FieldGeneartors.
struct FieldGeneratorInfo {
string name;
string capitalized_name;
string disambiguated_reason;
};
// Oneof information used in OneofFieldGeneartors.
struct OneofGeneratorInfo {
string name;
string capitalized_name;
};
// Set some common variables used in variable FieldGenerators.
void SetCommonFieldVariables(const FieldDescriptor* descriptor,
const FieldGeneratorInfo* info,
map<string, string>* variables);
// Set some common oneof variables used in OneofFieldGenerators.
void SetCommonOneofVariables(const FieldDescriptor* descriptor,
const OneofGeneratorInfo* info,
map<string, string>* variables);
// Print useful comments before a field's accessors.
void PrintExtraFieldInfo(const map<string, string>& variables,
io::Printer* printer);
} // namespace java
} // namespace compiler
} // namespace protobuf
} // namespace google
#endif // GOOGLE_PROTOBUF_COMPILER_JAVA_FIELD_H__
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