text: // 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_CPP_MESSAGE_FIELD_H__
  #define GOOGLE_PROTOBUF_COMPILER_CPP_MESSAGE_FIELD_H__
  
  #include <map>
  #include <string>
  #include <google/protobuf/compiler/cpp/cpp_field.h>
  
  namespace google {
  namespace protobuf {
  namespace compiler {
  namespace cpp {
  
  class MessageFieldGenerator : public FieldGenerator {
   public:
    MessageFieldGenerator(const FieldDescriptor* descriptor,
                          const Options& options);
    ~MessageFieldGenerator();
  
    // implements FieldGenerator ---------------------------------------
    void GeneratePrivateMembers(io::Printer* printer) const;
    void GenerateDependentAccessorDeclarations(io::Printer* printer) const;
    void GenerateAccessorDeclarations(io::Printer* printer) const;
    void GenerateDependentInlineAccessorDefinitions(io::Printer* printer) const;
    void GenerateInlineAccessorDefinitions(io::Printer* printer,
                                           bool is_inline) const;
    void GenerateNonInlineAccessorDefinitions(io::Printer* printer) const;
    void GenerateClearingCode(io::Printer* printer) const;
    void GenerateMessageClearingCode(io::Printer* printer) const;
    void GenerateMergingCode(io::Printer* printer) const;
    void GenerateSwappingCode(io::Printer* printer) const;
    void GenerateDestructorCode(io::Printer* printer) const;
    void GenerateConstructorCode(io::Printer* printer) const;
    void GenerateCopyConstructorCode(io::Printer* printer) const;
    void GenerateMergeFromCodedStream(io::Printer* printer) const;
    void GenerateSerializeWithCachedSizes(io::Printer* printer) const;
    void GenerateSerializeWithCachedSizesToArray(io::Printer* printer) const;
    void GenerateByteSize(io::Printer* printer) const;
  
   protected:
    void GenerateArenaManipulationCode(const std::map<string, string>& variables,
                                       io::Printer* printer) const;
  
    virtual void GenerateGetterDeclaration(io::Printer* printer) const;
  
    const FieldDescriptor* descriptor_;
    const bool dependent_field_;
    std::map<string, string> variables_;
  
   private:
    GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MessageFieldGenerator);
  };
  
  class MessageOneofFieldGenerator : public MessageFieldGenerator {
   public:
    MessageOneofFieldGenerator(const FieldDescriptor* descriptor,
                               const Options& options);
    ~MessageOneofFieldGenerator();
  
    // implements FieldGenerator ---------------------------------------
    void GenerateDependentAccessorDeclarations(io::Printer* printer) const;
    void GenerateDependentInlineAccessorDefinitions(io::Printer* printer) const;
    void GenerateInlineAccessorDefinitions(io::Printer* printer,
                                           bool is_inline) const;
    void GenerateNonInlineAccessorDefinitions(io::Printer* printer) const { }
    void GenerateClearingCode(io::Printer* printer) const;
  
    // MessageFieldGenerator, from which we inherit, overrides this so we need to
    // override it as well.
    void GenerateMessageClearingCode(io::Printer* printer) const;
    void GenerateSwappingCode(io::Printer* printer) const;
    void GenerateDestructorCode(io::Printer* printer) const;
    void GenerateConstructorCode(io::Printer* printer) const;
  
   protected:
    void GenerateGetterDeclaration(io::Printer* printer) const;
  
   private:
    void InternalGenerateInlineAccessorDefinitions(
        const std::map<string, string>& variables, io::Printer* printer) const;
  
    const bool dependent_base_;
    GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MessageOneofFieldGenerator);
  };
  
  class RepeatedMessageFieldGenerator : public FieldGenerator {
   public:
    RepeatedMessageFieldGenerator(const FieldDescriptor* descriptor,
                                  const Options& options);
    ~RepeatedMessageFieldGenerator();
  
    // implements FieldGenerator ---------------------------------------
    void GeneratePrivateMembers(io::Printer* printer) const;
    void GenerateDependentAccessorDeclarations(io::Printer* printer) const;
    void GenerateAccessorDeclarations(io::Printer* printer) const;
    void GenerateDependentInlineAccessorDefinitions(io::Printer* printer) const;
    void GenerateInlineAccessorDefinitions(io::Printer* printer,
                                           bool is_inline) const;
    void GenerateClearingCode(io::Printer* printer) const;
    void GenerateMergingCode(io::Printer* printer) const;
    void GenerateSwappingCode(io::Printer* printer) const;
    void GenerateConstructorCode(io::Printer* printer) const;
    void GenerateCopyConstructorCode(io::Printer* printer) const {}
    void GenerateMergeFromCodedStream(io::Printer* printer) const;
    void GenerateSerializeWithCachedSizes(io::Printer* printer) const;
    void GenerateSerializeWithCachedSizesToArray(io::Printer* printer) const;
    void GenerateByteSize(io::Printer* printer) const;
  
   private:
    void InternalGenerateTypeDependentAccessorDeclarations(
        io::Printer* printer) const;
  
    const FieldDescriptor* descriptor_;
    const bool dependent_field_;
    const bool dependent_getter_;
    std::map<string, string> variables_;
  
    GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(RepeatedMessageFieldGenerator);
  };
  
  }  // namespace cpp
  }  // namespace compiler
  }  // namespace protobuf
  
  }  // namespace google
  #endif  // GOOGLE_PROTOBUF_COMPILER_CPP_MESSAGE_FIELD_H__
  