flow_problem.pb.cc

Go to the documentation of this file.

// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: ortools/graph/flow_problem.proto

#include "ortools/graph/flow_problem.pb.h"

#include <algorithm>

#include <google/protobuf/io/coded_stream.h>
#include <google/protobuf/extension_set.h>
#include <google/protobuf/wire_format_lite.h>
#include <google/protobuf/descriptor.h>
#include <google/protobuf/generated_message_reflection.h>
#include <google/protobuf/reflection_ops.h>
#include <google/protobuf/wire_format.h>
// @@protoc_insertion_point(includes)
#include <google/protobuf/port_def.inc>

PROTOBUF_PRAGMA_INIT_SEG
namespace operations_research {
constexpr Arc::Arc(
  ::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized)
  : tail_node_id_(int64_t{0})
  , head_node_id_(int64_t{0})
  , unit_cost_(int64_t{0})
  , capacity_(int64_t{1}){}
struct ArcDefaultTypeInternal {
  constexpr ArcDefaultTypeInternal()
    : _instance(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized{}) {}
  ~ArcDefaultTypeInternal() {}
  union {
    Arc _instance;
  };
};
PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT ArcDefaultTypeInternal _Arc_default_instance_;
constexpr Node::Node(
  ::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized)
  : id_(int64_t{0})
  , supply_(int64_t{0}){}
struct NodeDefaultTypeInternal {
  constexpr NodeDefaultTypeInternal()
    : _instance(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized{}) {}
  ~NodeDefaultTypeInternal() {}
  union {
    Node _instance;
  };
};
PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT NodeDefaultTypeInternal _Node_default_instance_;
constexpr FlowModel::FlowModel(
  ::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized)
  : node_()
  , arc_()
  , problem_type_(2)
{}
struct FlowModelDefaultTypeInternal {
  constexpr FlowModelDefaultTypeInternal()
    : _instance(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized{}) {}
  ~FlowModelDefaultTypeInternal() {}
  union {
    FlowModel _instance;
  };
};
PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT FlowModelDefaultTypeInternal _FlowModel_default_instance_;
}  // namespace operations_research
static ::PROTOBUF_NAMESPACE_ID::Metadata file_level_metadata_ortools_2fgraph_2fflow_5fproblem_2eproto[3];
static const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* file_level_enum_descriptors_ortools_2fgraph_2fflow_5fproblem_2eproto[1];
static constexpr ::PROTOBUF_NAMESPACE_ID::ServiceDescriptor const** file_level_service_descriptors_ortools_2fgraph_2fflow_5fproblem_2eproto = nullptr;

const ::PROTOBUF_NAMESPACE_ID::uint32 TableStruct_ortools_2fgraph_2fflow_5fproblem_2eproto::offsets[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) = {
  PROTOBUF_FIELD_OFFSET(::operations_research::Arc, _has_bits_),
  PROTOBUF_FIELD_OFFSET(::operations_research::Arc, _internal_metadata_),
  ~0u,  // no _extensions_
  ~0u,  // no _oneof_case_
  ~0u,  // no _weak_field_map_
  PROTOBUF_FIELD_OFFSET(::operations_research::Arc, tail_node_id_),
  PROTOBUF_FIELD_OFFSET(::operations_research::Arc, head_node_id_),
  PROTOBUF_FIELD_OFFSET(::operations_research::Arc, capacity_),
  PROTOBUF_FIELD_OFFSET(::operations_research::Arc, unit_cost_),
  0,
  1,
  3,
  2,
  PROTOBUF_FIELD_OFFSET(::operations_research::Node, _has_bits_),
  PROTOBUF_FIELD_OFFSET(::operations_research::Node, _internal_metadata_),
  ~0u,  // no _extensions_
  ~0u,  // no _oneof_case_
  ~0u,  // no _weak_field_map_
  PROTOBUF_FIELD_OFFSET(::operations_research::Node, id_),
  PROTOBUF_FIELD_OFFSET(::operations_research::Node, supply_),
  0,
  1,
  PROTOBUF_FIELD_OFFSET(::operations_research::FlowModel, _has_bits_),
  PROTOBUF_FIELD_OFFSET(::operations_research::FlowModel, _internal_metadata_),
  ~0u,  // no _extensions_
  ~0u,  // no _oneof_case_
  ~0u,  // no _weak_field_map_
  PROTOBUF_FIELD_OFFSET(::operations_research::FlowModel, node_),
  PROTOBUF_FIELD_OFFSET(::operations_research::FlowModel, arc_),
  PROTOBUF_FIELD_OFFSET(::operations_research::FlowModel, problem_type_),
  ~0u,
  ~0u,
  0,
};
static const ::PROTOBUF_NAMESPACE_ID::internal::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) = {
  { 0, 9, sizeof(::operations_research::Arc)},
  { 13, 20, sizeof(::operations_research::Node)},
  { 22, 30, sizeof(::operations_research::FlowModel)},
};

static ::PROTOBUF_NAMESPACE_ID::Message const * const file_default_instances[] = {
  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::operations_research::_Arc_default_instance_),
  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::operations_research::_Node_default_instance_),
  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::operations_research::_FlowModel_default_instance_),
};

const char descriptor_table_protodef_ortools_2fgraph_2fflow_5fproblem_2eproto[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) =
  "\n ortools/graph/flow_problem.proto\022\023oper"
  "ations_research\"\\\n\003Arc\022\024\n\014tail_node_id\030\001"
  " \001(\003\022\024\n\014head_node_id\030\002 \001(\003\022\023\n\010capacity\030\003"
  " \001(\003:\0011\022\024\n\tunit_cost\030\004 \001(\003:\0010\"%\n\004Node\022\n\n"
  "\002id\030\001 \001(\003\022\021\n\006supply\030\002 \001(\003:\0010\"\367\001\n\tFlowMod"
  "el\022\'\n\004node\030\001 \003(\0132\031.operations_research.N"
  "ode\022%\n\003arc\030\002 \003(\0132\030.operations_research.A"
  "rc\022O\n\014problem_type\030\003 \001(\0162*.operations_re"
  "search.FlowModel.ProblemType:\rMIN_COST_F"
  "LOW\"I\n\013ProblemType\022\031\n\025LINEAR_SUM_ASSIGNM"
  "ENT\020\000\022\014\n\010MAX_FLOW\020\001\022\021\n\rMIN_COST_FLOW\020\002"
  ;
static ::PROTOBUF_NAMESPACE_ID::internal::once_flag descriptor_table_ortools_2fgraph_2fflow_5fproblem_2eproto_once;
const ::PROTOBUF_NAMESPACE_ID::internal::DescriptorTable descriptor_table_ortools_2fgraph_2fflow_5fproblem_2eproto = {
  false, false, 438, descriptor_table_protodef_ortools_2fgraph_2fflow_5fproblem_2eproto, "ortools/graph/flow_problem.proto", 
  &descriptor_table_ortools_2fgraph_2fflow_5fproblem_2eproto_once, nullptr, 0, 3,
  schemas, file_default_instances, TableStruct_ortools_2fgraph_2fflow_5fproblem_2eproto::offsets,
  file_level_metadata_ortools_2fgraph_2fflow_5fproblem_2eproto, file_level_enum_descriptors_ortools_2fgraph_2fflow_5fproblem_2eproto, file_level_service_descriptors_ortools_2fgraph_2fflow_5fproblem_2eproto,
};
PROTOBUF_ATTRIBUTE_WEAK const ::PROTOBUF_NAMESPACE_ID::internal::DescriptorTable* descriptor_table_ortools_2fgraph_2fflow_5fproblem_2eproto_getter() {
  return &descriptor_table_ortools_2fgraph_2fflow_5fproblem_2eproto;
}

// Force running AddDescriptors() at dynamic initialization time.
PROTOBUF_ATTRIBUTE_INIT_PRIORITY static ::PROTOBUF_NAMESPACE_ID::internal::AddDescriptorsRunner dynamic_init_dummy_ortools_2fgraph_2fflow_5fproblem_2eproto(&descriptor_table_ortools_2fgraph_2fflow_5fproblem_2eproto);
namespace operations_research {
const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* FlowModel_ProblemType_descriptor() {
  ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&descriptor_table_ortools_2fgraph_2fflow_5fproblem_2eproto);
  return file_level_enum_descriptors_ortools_2fgraph_2fflow_5fproblem_2eproto[0];
}
bool FlowModel_ProblemType_IsValid(int value) {
  switch (value) {
    case 0:
    case 1:
    case 2:
      return true;
    default:
      return false;
  }
}

#if (__cplusplus < 201703) && (!defined(_MSC_VER) || _MSC_VER >= 1900)
constexpr FlowModel_ProblemType FlowModel::LINEAR_SUM_ASSIGNMENT;
constexpr FlowModel_ProblemType FlowModel::MAX_FLOW;
constexpr FlowModel_ProblemType FlowModel::MIN_COST_FLOW;
constexpr FlowModel_ProblemType FlowModel::ProblemType_MIN;
constexpr FlowModel_ProblemType FlowModel::ProblemType_MAX;
constexpr int FlowModel::ProblemType_ARRAYSIZE;
#endif  // (__cplusplus < 201703) && (!defined(_MSC_VER) || _MSC_VER >= 1900)

// ===================================================================

class Arc::_Internal {
 public:
  using HasBits = decltype(std::declval<Arc>()._has_bits_);
  static void set_has_tail_node_id(HasBits* has_bits) {
    (*has_bits)[0] |= 1u;
  }
  static void set_has_head_node_id(HasBits* has_bits) {
    (*has_bits)[0] |= 2u;
  }
  static void set_has_capacity(HasBits* has_bits) {
    (*has_bits)[0] |= 8u;
  }
  static void set_has_unit_cost(HasBits* has_bits) {
    (*has_bits)[0] |= 4u;
  }
};

Arc::Arc(::PROTOBUF_NAMESPACE_ID::Arena* arena,
                         bool is_message_owned)
  : ::PROTOBUF_NAMESPACE_ID::Message(arena, is_message_owned) {
  SharedCtor();
  if (!is_message_owned) {
    RegisterArenaDtor(arena);
  }
  // @@protoc_insertion_point(arena_constructor:operations_research.Arc)
}
Arc::Arc(const Arc& from)
  : ::PROTOBUF_NAMESPACE_ID::Message(),
      _has_bits_(from._has_bits_) {
  _internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
  ::memcpy(&tail_node_id_, &from.tail_node_id_,
    static_cast<size_t>(reinterpret_cast<char*>(&capacity_) -
    reinterpret_cast<char*>(&tail_node_id_)) + sizeof(capacity_));
  // @@protoc_insertion_point(copy_constructor:operations_research.Arc)
}

inline void Arc::SharedCtor() {
::memset(reinterpret_cast<char*>(this) + static_cast<size_t>(
    reinterpret_cast<char*>(&tail_node_id_) - reinterpret_cast<char*>(this)),
    0, static_cast<size_t>(reinterpret_cast<char*>(&unit_cost_) -
    reinterpret_cast<char*>(&tail_node_id_)) + sizeof(unit_cost_));
capacity_ = int64_t{1};
}

Arc::~Arc() {
  // @@protoc_insertion_point(destructor:operations_research.Arc)
  if (GetArenaForAllocation() != nullptr) return;
  SharedDtor();
  _internal_metadata_.Delete<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
}

inline void Arc::SharedDtor() {
  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
}

void Arc::ArenaDtor(void* object) {
  Arc* _this = reinterpret_cast< Arc* >(object);
  (void)_this;
}
void Arc::RegisterArenaDtor(::PROTOBUF_NAMESPACE_ID::Arena*) {
}
void Arc::SetCachedSize(int size) const {
  _cached_size_.Set(size);
}

void Arc::Clear() {
// @@protoc_insertion_point(message_clear_start:operations_research.Arc)
  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
  // Prevent compiler warnings about cached_has_bits being unused
  (void) cached_has_bits;

  cached_has_bits = _has_bits_[0];
  if (cached_has_bits & 0x0000000fu) {
    ::memset(&tail_node_id_, 0, static_cast<size_t>(
        reinterpret_cast<char*>(&unit_cost_) -
        reinterpret_cast<char*>(&tail_node_id_)) + sizeof(unit_cost_));
    capacity_ = int64_t{1};
  }
  _has_bits_.Clear();
  _internal_metadata_.Clear<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
}

const char* Arc::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
  _Internal::HasBits has_bits{};
  while (!ctx->Done(&ptr)) {
    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
    switch (tag >> 3) {
      // optional int64 tail_node_id = 1;
      case 1:
        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 8)) {
          _Internal::set_has_tail_node_id(&has_bits);
          tail_node_id_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
          CHK_(ptr);
        } else goto handle_unusual;
        continue;
      // optional int64 head_node_id = 2;
      case 2:
        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
          _Internal::set_has_head_node_id(&has_bits);
          head_node_id_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
          CHK_(ptr);
        } else goto handle_unusual;
        continue;
      // optional int64 capacity = 3 [default = 1];
      case 3:
        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24)) {
          _Internal::set_has_capacity(&has_bits);
          capacity_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
          CHK_(ptr);
        } else goto handle_unusual;
        continue;
      // optional int64 unit_cost = 4 [default = 0];
      case 4:
        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32)) {
          _Internal::set_has_unit_cost(&has_bits);
          unit_cost_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
          CHK_(ptr);
        } else goto handle_unusual;
        continue;
      default: {
      handle_unusual:
        if ((tag == 0) || ((tag & 7) == 4)) {
          CHK_(ptr);
          ctx->SetLastTag(tag);
          goto success;
        }
        ptr = UnknownFieldParse(tag,
            _internal_metadata_.mutable_unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(),
            ptr, ctx);
        CHK_(ptr != nullptr);
        continue;
      }
    }  // switch
  }  // while
success:
  _has_bits_.Or(has_bits);
  return ptr;
failure:
  ptr = nullptr;
  goto success;
#undef CHK_
}

::PROTOBUF_NAMESPACE_ID::uint8* Arc::_InternalSerialize(
    ::PROTOBUF_NAMESPACE_ID::uint8* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
  // @@protoc_insertion_point(serialize_to_array_start:operations_research.Arc)
  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
  (void) cached_has_bits;

  cached_has_bits = _has_bits_[0];
  // optional int64 tail_node_id = 1;
  if (cached_has_bits & 0x00000001u) {
    target = stream->EnsureSpace(target);
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(1, this->_internal_tail_node_id(), target);
  }

  // optional int64 head_node_id = 2;
  if (cached_has_bits & 0x00000002u) {
    target = stream->EnsureSpace(target);
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->_internal_head_node_id(), target);
  }

  // optional int64 capacity = 3 [default = 1];
  if (cached_has_bits & 0x00000008u) {
    target = stream->EnsureSpace(target);
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(3, this->_internal_capacity(), target);
  }

  // optional int64 unit_cost = 4 [default = 0];
  if (cached_has_bits & 0x00000004u) {
    target = stream->EnsureSpace(target);
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(4, this->_internal_unit_cost(), target);
  }

  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::InternalSerializeUnknownFieldsToArray(
        _internal_metadata_.unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(::PROTOBUF_NAMESPACE_ID::UnknownFieldSet::default_instance), target, stream);
  }
  // @@protoc_insertion_point(serialize_to_array_end:operations_research.Arc)
  return target;
}

size_t Arc::ByteSizeLong() const {
// @@protoc_insertion_point(message_byte_size_start:operations_research.Arc)
  size_t total_size = 0;

  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
  // Prevent compiler warnings about cached_has_bits being unused
  (void) cached_has_bits;

  cached_has_bits = _has_bits_[0];
  if (cached_has_bits & 0x0000000fu) {
    // optional int64 tail_node_id = 1;
    if (cached_has_bits & 0x00000001u) {
      total_size += 1 +
        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
          this->_internal_tail_node_id());
    }

    // optional int64 head_node_id = 2;
    if (cached_has_bits & 0x00000002u) {
      total_size += 1 +
        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
          this->_internal_head_node_id());
    }

    // optional int64 unit_cost = 4 [default = 0];
    if (cached_has_bits & 0x00000004u) {
      total_size += 1 +
        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
          this->_internal_unit_cost());
    }

    // optional int64 capacity = 3 [default = 1];
    if (cached_has_bits & 0x00000008u) {
      total_size += 1 +
        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
          this->_internal_capacity());
    }

  }
  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
    return ::PROTOBUF_NAMESPACE_ID::internal::ComputeUnknownFieldsSize(
        _internal_metadata_, total_size, &_cached_size_);
  }
  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
  SetCachedSize(cached_size);
  return total_size;
}

const ::PROTOBUF_NAMESPACE_ID::Message::ClassData Arc::_class_data_ = {
    ::PROTOBUF_NAMESPACE_ID::Message::CopyWithSizeCheck,
    Arc::MergeImpl
};
const ::PROTOBUF_NAMESPACE_ID::Message::ClassData*Arc::GetClassData() const { return &_class_data_; }

void Arc::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message*to,
                      const ::PROTOBUF_NAMESPACE_ID::Message&from) {
  static_cast<Arc *>(to)->MergeFrom(
      static_cast<const Arc &>(from));
}


void Arc::MergeFrom(const Arc& from) {
// @@protoc_insertion_point(class_specific_merge_from_start:operations_research.Arc)
  GOOGLE_DCHECK_NE(&from, this);
  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
  (void) cached_has_bits;

  cached_has_bits = from._has_bits_[0];
  if (cached_has_bits & 0x0000000fu) {
    if (cached_has_bits & 0x00000001u) {
      tail_node_id_ = from.tail_node_id_;
    }
    if (cached_has_bits & 0x00000002u) {
      head_node_id_ = from.head_node_id_;
    }
    if (cached_has_bits & 0x00000004u) {
      unit_cost_ = from.unit_cost_;
    }
    if (cached_has_bits & 0x00000008u) {
      capacity_ = from.capacity_;
    }
    _has_bits_[0] |= cached_has_bits;
  }
  _internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
}

void Arc::CopyFrom(const Arc& from) {
// @@protoc_insertion_point(class_specific_copy_from_start:operations_research.Arc)
  if (&from == this) return;
  Clear();
  MergeFrom(from);
}

bool Arc::IsInitialized() const {
  return true;
}

void Arc::InternalSwap(Arc* other) {
  using std::swap;
  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
  swap(_has_bits_[0], other->_has_bits_[0]);
  ::PROTOBUF_NAMESPACE_ID::internal::memswap<
      PROTOBUF_FIELD_OFFSET(Arc, unit_cost_)
      + sizeof(Arc::unit_cost_)
      - PROTOBUF_FIELD_OFFSET(Arc, tail_node_id_)>(
          reinterpret_cast<char*>(&tail_node_id_),
          reinterpret_cast<char*>(&other->tail_node_id_));
  swap(capacity_, other->capacity_);
}

::PROTOBUF_NAMESPACE_ID::Metadata Arc::GetMetadata() const {
  return ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(
      &descriptor_table_ortools_2fgraph_2fflow_5fproblem_2eproto_getter, &descriptor_table_ortools_2fgraph_2fflow_5fproblem_2eproto_once,
      file_level_metadata_ortools_2fgraph_2fflow_5fproblem_2eproto[0]);
}

// ===================================================================

class Node::_Internal {
 public:
  using HasBits = decltype(std::declval<Node>()._has_bits_);
  static void set_has_id(HasBits* has_bits) {
    (*has_bits)[0] |= 1u;
  }
  static void set_has_supply(HasBits* has_bits) {
    (*has_bits)[0] |= 2u;
  }
};

Node::Node(::PROTOBUF_NAMESPACE_ID::Arena* arena,
                         bool is_message_owned)
  : ::PROTOBUF_NAMESPACE_ID::Message(arena, is_message_owned) {
  SharedCtor();
  if (!is_message_owned) {
    RegisterArenaDtor(arena);
  }
  // @@protoc_insertion_point(arena_constructor:operations_research.Node)
}
Node::Node(const Node& from)
  : ::PROTOBUF_NAMESPACE_ID::Message(),
      _has_bits_(from._has_bits_) {
  _internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
  ::memcpy(&id_, &from.id_,
    static_cast<size_t>(reinterpret_cast<char*>(&supply_) -
    reinterpret_cast<char*>(&id_)) + sizeof(supply_));
  // @@protoc_insertion_point(copy_constructor:operations_research.Node)
}

inline void Node::SharedCtor() {
::memset(reinterpret_cast<char*>(this) + static_cast<size_t>(
    reinterpret_cast<char*>(&id_) - reinterpret_cast<char*>(this)),
    0, static_cast<size_t>(reinterpret_cast<char*>(&supply_) -
    reinterpret_cast<char*>(&id_)) + sizeof(supply_));
}

Node::~Node() {
  // @@protoc_insertion_point(destructor:operations_research.Node)
  if (GetArenaForAllocation() != nullptr) return;
  SharedDtor();
  _internal_metadata_.Delete<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
}

inline void Node::SharedDtor() {
  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
}

void Node::ArenaDtor(void* object) {
  Node* _this = reinterpret_cast< Node* >(object);
  (void)_this;
}
void Node::RegisterArenaDtor(::PROTOBUF_NAMESPACE_ID::Arena*) {
}
void Node::SetCachedSize(int size) const {
  _cached_size_.Set(size);
}

void Node::Clear() {
// @@protoc_insertion_point(message_clear_start:operations_research.Node)
  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
  // Prevent compiler warnings about cached_has_bits being unused
  (void) cached_has_bits;

  cached_has_bits = _has_bits_[0];
  if (cached_has_bits & 0x00000003u) {
    ::memset(&id_, 0, static_cast<size_t>(
        reinterpret_cast<char*>(&supply_) -
        reinterpret_cast<char*>(&id_)) + sizeof(supply_));
  }
  _has_bits_.Clear();
  _internal_metadata_.Clear<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
}

const char* Node::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
  _Internal::HasBits has_bits{};
  while (!ctx->Done(&ptr)) {
    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
    switch (tag >> 3) {
      // optional int64 id = 1;
      case 1:
        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 8)) {
          _Internal::set_has_id(&has_bits);
          id_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
          CHK_(ptr);
        } else goto handle_unusual;
        continue;
      // optional int64 supply = 2 [default = 0];
      case 2:
        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
          _Internal::set_has_supply(&has_bits);
          supply_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
          CHK_(ptr);
        } else goto handle_unusual;
        continue;
      default: {
      handle_unusual:
        if ((tag == 0) || ((tag & 7) == 4)) {
          CHK_(ptr);
          ctx->SetLastTag(tag);
          goto success;
        }
        ptr = UnknownFieldParse(tag,
            _internal_metadata_.mutable_unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(),
            ptr, ctx);
        CHK_(ptr != nullptr);
        continue;
      }
    }  // switch
  }  // while
success:
  _has_bits_.Or(has_bits);
  return ptr;
failure:
  ptr = nullptr;
  goto success;
#undef CHK_
}

::PROTOBUF_NAMESPACE_ID::uint8* Node::_InternalSerialize(
    ::PROTOBUF_NAMESPACE_ID::uint8* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
  // @@protoc_insertion_point(serialize_to_array_start:operations_research.Node)
  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
  (void) cached_has_bits;

  cached_has_bits = _has_bits_[0];
  // optional int64 id = 1;
  if (cached_has_bits & 0x00000001u) {
    target = stream->EnsureSpace(target);
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(1, this->_internal_id(), target);
  }

  // optional int64 supply = 2 [default = 0];
  if (cached_has_bits & 0x00000002u) {
    target = stream->EnsureSpace(target);
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->_internal_supply(), target);
  }

  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::InternalSerializeUnknownFieldsToArray(
        _internal_metadata_.unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(::PROTOBUF_NAMESPACE_ID::UnknownFieldSet::default_instance), target, stream);
  }
  // @@protoc_insertion_point(serialize_to_array_end:operations_research.Node)
  return target;
}

size_t Node::ByteSizeLong() const {
// @@protoc_insertion_point(message_byte_size_start:operations_research.Node)
  size_t total_size = 0;

  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
  // Prevent compiler warnings about cached_has_bits being unused
  (void) cached_has_bits;

  cached_has_bits = _has_bits_[0];
  if (cached_has_bits & 0x00000003u) {
    // optional int64 id = 1;
    if (cached_has_bits & 0x00000001u) {
      total_size += 1 +
        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
          this->_internal_id());
    }

    // optional int64 supply = 2 [default = 0];
    if (cached_has_bits & 0x00000002u) {
      total_size += 1 +
        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
          this->_internal_supply());
    }

  }
  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
    return ::PROTOBUF_NAMESPACE_ID::internal::ComputeUnknownFieldsSize(
        _internal_metadata_, total_size, &_cached_size_);
  }
  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
  SetCachedSize(cached_size);
  return total_size;
}

const ::PROTOBUF_NAMESPACE_ID::Message::ClassData Node::_class_data_ = {
    ::PROTOBUF_NAMESPACE_ID::Message::CopyWithSizeCheck,
    Node::MergeImpl
};
const ::PROTOBUF_NAMESPACE_ID::Message::ClassData*Node::GetClassData() const { return &_class_data_; }

void Node::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message*to,
                      const ::PROTOBUF_NAMESPACE_ID::Message&from) {
  static_cast<Node *>(to)->MergeFrom(
      static_cast<const Node &>(from));
}


void Node::MergeFrom(const Node& from) {
// @@protoc_insertion_point(class_specific_merge_from_start:operations_research.Node)
  GOOGLE_DCHECK_NE(&from, this);
  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
  (void) cached_has_bits;

  cached_has_bits = from._has_bits_[0];
  if (cached_has_bits & 0x00000003u) {
    if (cached_has_bits & 0x00000001u) {
      id_ = from.id_;
    }
    if (cached_has_bits & 0x00000002u) {
      supply_ = from.supply_;
    }
    _has_bits_[0] |= cached_has_bits;
  }
  _internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
}

void Node::CopyFrom(const Node& from) {
// @@protoc_insertion_point(class_specific_copy_from_start:operations_research.Node)
  if (&from == this) return;
  Clear();
  MergeFrom(from);
}

bool Node::IsInitialized() const {
  return true;
}

void Node::InternalSwap(Node* other) {
  using std::swap;
  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
  swap(_has_bits_[0], other->_has_bits_[0]);
  ::PROTOBUF_NAMESPACE_ID::internal::memswap<
      PROTOBUF_FIELD_OFFSET(Node, supply_)
      + sizeof(Node::supply_)
      - PROTOBUF_FIELD_OFFSET(Node, id_)>(
          reinterpret_cast<char*>(&id_),
          reinterpret_cast<char*>(&other->id_));
}

::PROTOBUF_NAMESPACE_ID::Metadata Node::GetMetadata() const {
  return ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(
      &descriptor_table_ortools_2fgraph_2fflow_5fproblem_2eproto_getter, &descriptor_table_ortools_2fgraph_2fflow_5fproblem_2eproto_once,
      file_level_metadata_ortools_2fgraph_2fflow_5fproblem_2eproto[1]);
}

// ===================================================================

class FlowModel::_Internal {
 public:
  using HasBits = decltype(std::declval<FlowModel>()._has_bits_);
  static void set_has_problem_type(HasBits* has_bits) {
    (*has_bits)[0] |= 1u;
  }
};

FlowModel::FlowModel(::PROTOBUF_NAMESPACE_ID::Arena* arena,
                         bool is_message_owned)
  : ::PROTOBUF_NAMESPACE_ID::Message(arena, is_message_owned),
  node_(arena),
  arc_(arena) {
  SharedCtor();
  if (!is_message_owned) {
    RegisterArenaDtor(arena);
  }
  // @@protoc_insertion_point(arena_constructor:operations_research.FlowModel)
}
FlowModel::FlowModel(const FlowModel& from)
  : ::PROTOBUF_NAMESPACE_ID::Message(),
      _has_bits_(from._has_bits_),
      node_(from.node_),
      arc_(from.arc_) {
  _internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
  problem_type_ = from.problem_type_;
  // @@protoc_insertion_point(copy_constructor:operations_research.FlowModel)
}

inline void FlowModel::SharedCtor() {
problem_type_ = 2;
}

FlowModel::~FlowModel() {
  // @@protoc_insertion_point(destructor:operations_research.FlowModel)
  if (GetArenaForAllocation() != nullptr) return;
  SharedDtor();
  _internal_metadata_.Delete<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
}

inline void FlowModel::SharedDtor() {
  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
}

void FlowModel::ArenaDtor(void* object) {
  FlowModel* _this = reinterpret_cast< FlowModel* >(object);
  (void)_this;
}
void FlowModel::RegisterArenaDtor(::PROTOBUF_NAMESPACE_ID::Arena*) {
}
void FlowModel::SetCachedSize(int size) const {
  _cached_size_.Set(size);
}

void FlowModel::Clear() {
// @@protoc_insertion_point(message_clear_start:operations_research.FlowModel)
  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
  // Prevent compiler warnings about cached_has_bits being unused
  (void) cached_has_bits;

  node_.Clear();
  arc_.Clear();
  problem_type_ = 2;
  _has_bits_.Clear();
  _internal_metadata_.Clear<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>();
}

const char* FlowModel::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
  _Internal::HasBits has_bits{};
  while (!ctx->Done(&ptr)) {
    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
    switch (tag >> 3) {
      // repeated .operations_research.Node node = 1;
      case 1:
        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
          ptr -= 1;
          do {
            ptr += 1;
            ptr = ctx->ParseMessage(_internal_add_node(), ptr);
            CHK_(ptr);
            if (!ctx->DataAvailable(ptr)) break;
          } while (::PROTOBUF_NAMESPACE_ID::internal::ExpectTag<10>(ptr));
        } else goto handle_unusual;
        continue;
      // repeated .operations_research.Arc arc = 2;
      case 2:
        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
          ptr -= 1;
          do {
            ptr += 1;
            ptr = ctx->ParseMessage(_internal_add_arc(), ptr);
            CHK_(ptr);
            if (!ctx->DataAvailable(ptr)) break;
          } while (::PROTOBUF_NAMESPACE_ID::internal::ExpectTag<18>(ptr));
        } else goto handle_unusual;
        continue;
      // optional .operations_research.FlowModel.ProblemType problem_type = 3 [default = MIN_COST_FLOW];
      case 3:
        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24)) {
          ::PROTOBUF_NAMESPACE_ID::uint64 val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
          CHK_(ptr);
          if (PROTOBUF_PREDICT_TRUE(::operations_research::FlowModel_ProblemType_IsValid(val))) {
            _internal_set_problem_type(static_cast<::operations_research::FlowModel_ProblemType>(val));
          } else {
            ::PROTOBUF_NAMESPACE_ID::internal::WriteVarint(3, val, mutable_unknown_fields());
          }
        } else goto handle_unusual;
        continue;
      default: {
      handle_unusual:
        if ((tag == 0) || ((tag & 7) == 4)) {
          CHK_(ptr);
          ctx->SetLastTag(tag);
          goto success;
        }
        ptr = UnknownFieldParse(tag,
            _internal_metadata_.mutable_unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(),
            ptr, ctx);
        CHK_(ptr != nullptr);
        continue;
      }
    }  // switch
  }  // while
success:
  _has_bits_.Or(has_bits);
  return ptr;
failure:
  ptr = nullptr;
  goto success;
#undef CHK_
}

::PROTOBUF_NAMESPACE_ID::uint8* FlowModel::_InternalSerialize(
    ::PROTOBUF_NAMESPACE_ID::uint8* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
  // @@protoc_insertion_point(serialize_to_array_start:operations_research.FlowModel)
  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
  (void) cached_has_bits;

  // repeated .operations_research.Node node = 1;
  for (unsigned int i = 0,
      n = static_cast<unsigned int>(this->_internal_node_size()); i < n; i++) {
    target = stream->EnsureSpace(target);
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
      InternalWriteMessage(1, this->_internal_node(i), target, stream);
  }

  // repeated .operations_research.Arc arc = 2;
  for (unsigned int i = 0,
      n = static_cast<unsigned int>(this->_internal_arc_size()); i < n; i++) {
    target = stream->EnsureSpace(target);
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
      InternalWriteMessage(2, this->_internal_arc(i), target, stream);
  }

  cached_has_bits = _has_bits_[0];
  // optional .operations_research.FlowModel.ProblemType problem_type = 3 [default = MIN_COST_FLOW];
  if (cached_has_bits & 0x00000001u) {
    target = stream->EnsureSpace(target);
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
      3, this->_internal_problem_type(), target);
  }

  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::InternalSerializeUnknownFieldsToArray(
        _internal_metadata_.unknown_fields<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(::PROTOBUF_NAMESPACE_ID::UnknownFieldSet::default_instance), target, stream);
  }
  // @@protoc_insertion_point(serialize_to_array_end:operations_research.FlowModel)
  return target;
}

size_t FlowModel::ByteSizeLong() const {
// @@protoc_insertion_point(message_byte_size_start:operations_research.FlowModel)
  size_t total_size = 0;

  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
  // Prevent compiler warnings about cached_has_bits being unused
  (void) cached_has_bits;

  // repeated .operations_research.Node node = 1;
  total_size += 1UL * this->_internal_node_size();
  for (const auto& msg : this->node_) {
    total_size +=
      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(msg);
  }

  // repeated .operations_research.Arc arc = 2;
  total_size += 1UL * this->_internal_arc_size();
  for (const auto& msg : this->arc_) {
    total_size +=
      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(msg);
  }

  // optional .operations_research.FlowModel.ProblemType problem_type = 3 [default = MIN_COST_FLOW];
  cached_has_bits = _has_bits_[0];
  if (cached_has_bits & 0x00000001u) {
    total_size += 1 +
      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->_internal_problem_type());
  }

  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
    return ::PROTOBUF_NAMESPACE_ID::internal::ComputeUnknownFieldsSize(
        _internal_metadata_, total_size, &_cached_size_);
  }
  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
  SetCachedSize(cached_size);
  return total_size;
}

const ::PROTOBUF_NAMESPACE_ID::Message::ClassData FlowModel::_class_data_ = {
    ::PROTOBUF_NAMESPACE_ID::Message::CopyWithSizeCheck,
    FlowModel::MergeImpl
};
const ::PROTOBUF_NAMESPACE_ID::Message::ClassData*FlowModel::GetClassData() const { return &_class_data_; }

void FlowModel::MergeImpl(::PROTOBUF_NAMESPACE_ID::Message*to,
                      const ::PROTOBUF_NAMESPACE_ID::Message&from) {
  static_cast<FlowModel *>(to)->MergeFrom(
      static_cast<const FlowModel &>(from));
}


void FlowModel::MergeFrom(const FlowModel& from) {
// @@protoc_insertion_point(class_specific_merge_from_start:operations_research.FlowModel)
  GOOGLE_DCHECK_NE(&from, this);
  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
  (void) cached_has_bits;

  node_.MergeFrom(from.node_);
  arc_.MergeFrom(from.arc_);
  if (from._internal_has_problem_type()) {
    _internal_set_problem_type(from._internal_problem_type());
  }
  _internal_metadata_.MergeFrom<::PROTOBUF_NAMESPACE_ID::UnknownFieldSet>(from._internal_metadata_);
}

void FlowModel::CopyFrom(const FlowModel& from) {
// @@protoc_insertion_point(class_specific_copy_from_start:operations_research.FlowModel)
  if (&from == this) return;
  Clear();
  MergeFrom(from);
}

bool FlowModel::IsInitialized() const {
  return true;
}

void FlowModel::InternalSwap(FlowModel* other) {
  using std::swap;
  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
  swap(_has_bits_[0], other->_has_bits_[0]);
  node_.InternalSwap(&other->node_);
  arc_.InternalSwap(&other->arc_);
  swap(problem_type_, other->problem_type_);
}

::PROTOBUF_NAMESPACE_ID::Metadata FlowModel::GetMetadata() const {
  return ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(
      &descriptor_table_ortools_2fgraph_2fflow_5fproblem_2eproto_getter, &descriptor_table_ortools_2fgraph_2fflow_5fproblem_2eproto_once,
      file_level_metadata_ortools_2fgraph_2fflow_5fproblem_2eproto[2]);
}

// @@protoc_insertion_point(namespace_scope)
}  // namespace operations_research
PROTOBUF_NAMESPACE_OPEN
template<> PROTOBUF_NOINLINE ::operations_research::Arc* Arena::CreateMaybeMessage< ::operations_research::Arc >(Arena* arena) {
  return Arena::CreateMessageInternal< ::operations_research::Arc >(arena);
}
template<> PROTOBUF_NOINLINE ::operations_research::Node* Arena::CreateMaybeMessage< ::operations_research::Node >(Arena* arena) {
  return Arena::CreateMessageInternal< ::operations_research::Node >(arena);
}
template<> PROTOBUF_NOINLINE ::operations_research::FlowModel* Arena::CreateMaybeMessage< ::operations_research::FlowModel >(Arena* arena) {
  return Arena::CreateMessageInternal< ::operations_research::FlowModel >(arena);
}
PROTOBUF_NAMESPACE_CLOSE

// @@protoc_insertion_point(global_scope)
#include <google/protobuf/port_undef.inc>