// Protocol Buffers - Google's data interchange format
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// Copyright 2008 Google Inc. All rights reserved.
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// https://developers.google.com/protocol-buffers/
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#ifndef GOOGLE_PROTOBUF_INLINED_STRING_FIELD_H__
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#define GOOGLE_PROTOBUF_INLINED_STRING_FIELD_H__
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#include <string>
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#include <utility>
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#include <google/protobuf/port.h>
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#include <google/protobuf/stubs/strutil.h>
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// Must be included last.
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#include <google/protobuf/port_def.inc>
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#ifdef SWIG
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#error "You cannot SWIG proto headers"
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#endif
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namespace google {
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namespace protobuf {
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class Arena;
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namespace internal {
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// InlinedStringField wraps a std::string instance and exposes an API similar to
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// ArenaStringPtr's wrapping of a std::string* instance. As std::string is
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// never allocated on the Arena, we expose only the *NoArena methods of
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// ArenaStringPtr.
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//
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// default_value parameters are taken for consistency with ArenaStringPtr, but
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// are not used for most methods. With inlining, these should be removed from
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// the generated binary.
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class PROTOBUF_EXPORT InlinedStringField {
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public:
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InlinedStringField() PROTOBUF_ALWAYS_INLINE;
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explicit InlinedStringField(const std::string& default_value);
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void AssignWithDefault(const std::string* default_value,
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const InlinedStringField& from) PROTOBUF_ALWAYS_INLINE;
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void ClearToEmpty(const std::string* default_value,
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Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
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ClearToEmptyNoArena(default_value);
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}
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void ClearNonDefaultToEmpty() PROTOBUF_ALWAYS_INLINE {
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ClearNonDefaultToEmptyNoArena();
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}
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void ClearToEmptyNoArena(const std::string* /*default_value*/)
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PROTOBUF_ALWAYS_INLINE {
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ClearNonDefaultToEmptyNoArena();
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}
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void ClearNonDefaultToEmptyNoArena() PROTOBUF_ALWAYS_INLINE;
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void ClearToDefault(const std::string* default_value,
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Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
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ClearToDefaultNoArena(default_value);
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}
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void ClearToDefaultNoArena(const std::string* default_value)
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PROTOBUF_ALWAYS_INLINE;
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void Destroy(const std::string* default_value,
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Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
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DestroyNoArena(default_value);
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}
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void DestroyNoArena(const std::string* default_value) PROTOBUF_ALWAYS_INLINE;
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const std::string& Get() const PROTOBUF_ALWAYS_INLINE { return GetNoArena(); }
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const std::string& GetNoArena() const PROTOBUF_ALWAYS_INLINE;
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std::string* Mutable(const std::string* default_value,
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Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
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return MutableNoArena(default_value);
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}
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std::string* MutableNoArena(const std::string* default_value)
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PROTOBUF_ALWAYS_INLINE;
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std::string* Release(const std::string* default_value, Arena* /*arena*/) {
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return ReleaseNoArena(default_value);
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}
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std::string* ReleaseNonDefault(const std::string* default_value,
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Arena* /*arena*/) {
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return ReleaseNonDefaultNoArena(default_value);
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}
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std::string* ReleaseNoArena(const std::string* default_value) {
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return ReleaseNonDefaultNoArena(default_value);
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}
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std::string* ReleaseNonDefaultNoArena(const std::string* default_value);
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void Set(const std::string* default_value, StringPiece value,
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Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
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SetNoArena(default_value, value);
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}
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void SetLite(const std::string* default_value, StringPiece value,
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Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
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SetNoArena(default_value, value);
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}
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void SetNoArena(const std::string* default_value,
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StringPiece value) PROTOBUF_ALWAYS_INLINE;
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void Set(const std::string* default_value, const std::string& value,
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Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
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SetNoArena(default_value, value);
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}
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void SetLite(const std::string* default_value, const std::string& value,
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Arena* /*arena*/) PROTOBUF_ALWAYS_INLINE {
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SetNoArena(default_value, value);
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}
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void SetNoArena(const std::string* default_value,
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const std::string& value) PROTOBUF_ALWAYS_INLINE;
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void SetNoArena(const std::string* default_value,
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std::string&& value) PROTOBUF_ALWAYS_INLINE;
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void SetAllocated(const std::string* default_value, std::string* value,
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Arena* /*arena*/) {
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SetAllocatedNoArena(default_value, value);
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}
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void SetAllocatedNoArena(const std::string* default_value,
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std::string* value);
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void Swap(InlinedStringField* from) PROTOBUF_ALWAYS_INLINE;
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std::string* UnsafeMutablePointer();
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void UnsafeSetDefault(const std::string* default_value);
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std::string* UnsafeArenaRelease(const std::string* default_value,
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Arena* arena);
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void UnsafeArenaSetAllocated(const std::string* default_value,
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std::string* value, Arena* arena);
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bool IsDefault(const std::string* /*default_value*/) { return false; }
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private:
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std::string value_;
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};
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inline InlinedStringField::InlinedStringField() {}
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inline InlinedStringField::InlinedStringField(const std::string& default_value)
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: value_(default_value) {}
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inline void InlinedStringField::AssignWithDefault(
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const std::string* /*default_value*/, const InlinedStringField& from) {
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value_ = from.value_;
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}
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inline const std::string& InlinedStringField::GetNoArena() const {
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return value_;
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}
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inline std::string* InlinedStringField::MutableNoArena(const std::string*) {
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return &value_;
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}
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inline void InlinedStringField::SetAllocatedNoArena(
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const std::string* default_value, std::string* value) {
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if (value == NULL) {
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value_.assign(*default_value);
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} else {
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value_.assign(std::move(*value));
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delete value;
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}
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}
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inline void InlinedStringField::DestroyNoArena(const std::string*) {
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// This is invoked from the generated message's ArenaDtor, which is used to
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// clean up objects not allocated on the Arena.
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this->~InlinedStringField();
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}
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inline void InlinedStringField::ClearNonDefaultToEmptyNoArena() {
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value_.clear();
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}
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inline void InlinedStringField::ClearToDefaultNoArena(
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const std::string* default_value) {
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value_.assign(*default_value);
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}
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inline std::string* InlinedStringField::ReleaseNonDefaultNoArena(
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const std::string* default_value) {
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std::string* released = new std::string(*default_value);
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value_.swap(*released);
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return released;
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}
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inline void InlinedStringField::SetNoArena(const std::string* /*default_value*/,
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StringPiece value) {
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value_.assign(value.data(), value.length());
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}
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inline void InlinedStringField::SetNoArena(const std::string* /*default_value*/,
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const std::string& value) {
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value_.assign(value);
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}
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inline void InlinedStringField::SetNoArena(const std::string* /*default_value*/,
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std::string&& value) {
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value_.assign(std::move(value));
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}
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inline void InlinedStringField::Swap(InlinedStringField* from) {
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value_.swap(from->value_);
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}
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inline std::string* InlinedStringField::UnsafeMutablePointer() {
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return &value_;
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}
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inline void InlinedStringField::UnsafeSetDefault(
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const std::string* default_value) {
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value_.assign(*default_value);
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}
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inline std::string* InlinedStringField::UnsafeArenaRelease(
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const std::string* default_value, Arena* /*arena*/) {
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return ReleaseNoArena(default_value);
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}
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inline void InlinedStringField::UnsafeArenaSetAllocated(
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const std::string* default_value, std::string* value, Arena* /*arena*/) {
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if (value == NULL) {
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value_.assign(*default_value);
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} else {
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value_.assign(*value);
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}
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}
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} // namespace internal
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} // namespace protobuf
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} // namespace google
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#include <google/protobuf/port_undef.inc>
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#endif // GOOGLE_PROTOBUF_INLINED_STRING_FIELD_H__
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