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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.
// This header file defines an internal class that encapsulates internal message
// metadata (Unknown-field set, Arena pointer, ...) and allows its
// representation to be made more space-efficient via various optimizations.
//
// Note that this is distinct from google::protobuf::Metadata, which encapsulates
// Descriptor and Reflection pointers.
#ifndef GOOGLE_PROTOBUF_METADATA_H__
#define GOOGLE_PROTOBUF_METADATA_H__
#include <google/protobuf/metadata_lite.h>
#include <google/protobuf/unknown_field_set.h>
namespace google {
namespace protobuf {
namespace internal {
class InternalMetadataWithArena
: public InternalMetadataWithArenaBase<UnknownFieldSet,
InternalMetadataWithArena> {
public:
InternalMetadataWithArena() {}
explicit InternalMetadataWithArena(Arena* arena)
: InternalMetadataWithArenaBase<UnknownFieldSet,
InternalMetadataWithArena>(arena) {}
void DoSwap(UnknownFieldSet* other) {
mutable_unknown_fields()->Swap(other);
}
void DoMergeFrom(const UnknownFieldSet& other) {
mutable_unknown_fields()->MergeFrom(other);
}
void DoClear() {
mutable_unknown_fields()->Clear();
}
static const UnknownFieldSet& default_instance() {
return *UnknownFieldSet::default_instance();
}
};
} // namespace internal
} // namespace protobuf
} // namespace google
#endif // GOOGLE_PROTOBUF_METADATA_H__
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