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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_MESSAGE_H__
#define GOOGLE_PROTOBUF_COMPILER_JAVA_MESSAGE_H__
#include <map>
#include <string>
#include <compiler/java/java_field.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 {
static const int kMaxStaticSize = 1 << 15; // aka 32k
class MessageGenerator {
public:
explicit MessageGenerator(const Descriptor* descriptor);
virtual ~MessageGenerator();
// All static variables have to be declared at the top-level of the file
// so that we can control initialization order, which is important for
// DescriptorProto bootstrapping to work.
virtual void GenerateStaticVariables(io::Printer* printer,
int* bytecode_estimate) = 0;
// Output code which initializes the static variables generated by
// GenerateStaticVariables(). Returns an estimate of bytecode size.
virtual int GenerateStaticVariableInitializers(io::Printer* printer) = 0;
// Generate the class itself.
virtual void Generate(io::Printer* printer) = 0;
// Generates the base interface that both the class and its builder
// implement
virtual void GenerateInterface(io::Printer* printer) = 0;
// Generate code to register all contained extensions with an
// ExtensionRegistry.
virtual void GenerateExtensionRegistrationCode(io::Printer* printer) = 0;
virtual void GenerateKotlinDsl(io::Printer* printer) const = 0;
virtual void GenerateKotlinMembers(io::Printer* printer) const = 0;
virtual void GenerateTopLevelKotlinMembers(io::Printer* printer) const = 0;
protected:
const Descriptor* descriptor_;
std::set<const OneofDescriptor*> oneofs_;
private:
GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MessageGenerator);
};
class ImmutableMessageGenerator : public MessageGenerator {
public:
ImmutableMessageGenerator(const Descriptor* descriptor, Context* context);
virtual ~ImmutableMessageGenerator();
void Generate(io::Printer* printer) override;
void GenerateInterface(io::Printer* printer) override;
void GenerateExtensionRegistrationCode(io::Printer* printer) override;
void GenerateStaticVariables(io::Printer* printer,
int* bytecode_estimate) override;
// Returns an estimate of the number of bytes the printed code will compile to
int GenerateStaticVariableInitializers(io::Printer* printer) override;
void GenerateKotlinDsl(io::Printer* printer) const override;
void GenerateKotlinMembers(io::Printer* printer) const override;
void GenerateTopLevelKotlinMembers(io::Printer* printer) const override;
private:
void GenerateFieldAccessorTable(io::Printer* printer, int* bytecode_estimate);
// Returns an estimate of the number of bytes the printed code will compile to
int GenerateFieldAccessorTableInitializer(io::Printer* printer);
void GenerateMessageSerializationMethods(io::Printer* printer);
void GenerateParseFromMethods(io::Printer* printer);
void GenerateSerializeOneField(io::Printer* printer,
const FieldDescriptor* field);
void GenerateSerializeOneExtensionRange(
io::Printer* printer, const Descriptor::ExtensionRange* range);
void GenerateBuilder(io::Printer* printer);
void GenerateIsInitialized(io::Printer* printer);
void GenerateDescriptorMethods(io::Printer* printer);
void GenerateInitializers(io::Printer* printer);
void GenerateEqualsAndHashCode(io::Printer* printer);
void GenerateParser(io::Printer* printer);
void GenerateParsingConstructor(io::Printer* printer);
void GenerateMutableCopy(io::Printer* printer);
void GenerateKotlinExtensions(io::Printer* printer) const;
void GenerateAnyMethods(io::Printer* printer);
Context* context_;
ClassNameResolver* name_resolver_;
FieldGeneratorMap<ImmutableFieldGenerator> field_generators_;
GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ImmutableMessageGenerator);
};
} // namespace java
} // namespace compiler
} // namespace protobuf
} // namespace google
#endif // GOOGLE_PROTOBUF_COMPILER_JAVA_MESSAGE_H__
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