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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.

#ifndef GOOGLE_PROTOBUF_IMPLICIT_WEAK_MESSAGE_H__
#define GOOGLE_PROTOBUF_IMPLICIT_WEAK_MESSAGE_H__

#include <google/protobuf/io/coded_stream.h>
#include <google/protobuf/arena.h>
#include <google/protobuf/message_lite.h>

namespace google {
namespace protobuf {
namespace internal {

class LIBPROTOBUF_EXPORT ImplicitWeakMessage : public MessageLite {
 public:
  ImplicitWeakMessage() : arena_(NULL) {}
  explicit ImplicitWeakMessage(Arena* arena) : arena_(arena) {}

  string GetTypeName() const { return ""; }

  MessageLite* New() const { return new ImplicitWeakMessage; }
  MessageLite* New(Arena* arena) const {
    return Arena::CreateMessage<ImplicitWeakMessage>(arena);
  }

  Arena* GetArena() const { return arena_; }

  void Clear() { data_.clear(); }

  bool IsInitialized() const { return true; }

  void CheckTypeAndMergeFrom(const MessageLite& other) {
    data_.append(static_cast<const ImplicitWeakMessage&>(other).data_);
  }

  bool MergePartialFromCodedStream(io::CodedInputStream* input);

  size_t ByteSizeLong() const { return data_.size(); }

  void SerializeWithCachedSizes(io::CodedOutputStream* output) const {
    output->WriteString(data_);
  }

  int GetCachedSize() const { return data_.size(); }

  typedef void InternalArenaConstructable_;

 private:
  Arena* const arena_;
  string data_;
  GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ImplicitWeakMessage);
};

extern ::google::protobuf::internal::ExplicitlyConstructed<ImplicitWeakMessage>
    implicit_weak_message_default_instance;

}  // namespace internal
}  // namespace protobuf

}  // namespace google
#endif  // GOOGLE_PROTOBUF_IMPLICIT_WEAK_MESSAGE_H__