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Diffstat (limited to 'windows_msvc-x86_64/include/google/protobuf/map_field_lite.h')
| -rw-r--r-- | windows_msvc-x86_64/include/google/protobuf/map_field_lite.h | 278 |
1 files changed, 278 insertions, 0 deletions
diff --git a/windows_msvc-x86_64/include/google/protobuf/map_field_lite.h b/windows_msvc-x86_64/include/google/protobuf/map_field_lite.h new file mode 100644 index 0000000..a9f30f5 --- /dev/null +++ b/windows_msvc-x86_64/include/google/protobuf/map_field_lite.h @@ -0,0 +1,278 @@ +// 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_MAP_FIELD_LITE_H__ +#define GOOGLE_PROTOBUF_MAP_FIELD_LITE_H__ + +#include <google/protobuf/map.h> +#include <google/protobuf/map_entry_lite.h> + +namespace google { +namespace protobuf { +namespace internal { + +// This class provides access to map field using generated api. It is used for +// internal generated message implentation only. Users should never use this +// directly. +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value = 0> +class MapFieldLite { + // Define message type for internal repeated field. + typedef MapEntryLite<Key, T, key_wire_type, value_wire_type, + default_enum_value> EntryType; + + public: + MapFieldLite(); + explicit MapFieldLite(Arena* arena); + virtual ~MapFieldLite(); + + // Accessors + virtual const Map<Key, T>& GetMap() const; + virtual Map<Key, T>* MutableMap(); + + // Convenient methods for generated message implementation. + virtual int size() const; + virtual void Clear(); + virtual void MergeFrom(const MapFieldLite& other); + virtual void Swap(MapFieldLite* other); + + // Set default enum value only for proto2 map field whose value is enum type. + void SetDefaultEnumValue(); + + // Used in the implementation of parsing. Caller should take the ownership. + EntryType* NewEntry() const; + // Used in the implementation of serializing enum value type. Caller should + // take the ownership. + EntryType* NewEnumEntryWrapper(const Key& key, const T t) const; + // Used in the implementation of serializing other value types. Caller should + // take the ownership. + EntryType* NewEntryWrapper(const Key& key, const T& t) const; + + protected: + // Convenient methods to get internal google::protobuf::Map + virtual const Map<Key, T>& GetInternalMap() const; + virtual Map<Key, T>* MutableInternalMap(); + + private: + typedef void DestructorSkippable_; + + Arena* arena_; + Map<Key, T>* map_; + + friend class ::google::protobuf::Arena; +}; + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::MapFieldLite() + : arena_(NULL) { + map_ = new Map<Key, T>; + SetDefaultEnumValue(); +} + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::MapFieldLite(Arena* arena) + : arena_(arena) { + map_ = Arena::CreateMessage<Map<Key, T> >(arena); + SetDefaultEnumValue(); +} + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::~MapFieldLite() { + delete map_; +} + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +const Map<Key, T>& +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::GetMap() const { + return *map_; +} + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +Map<Key, T>* +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::MutableMap() { + return map_; +} + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +int +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::size() const { + return map_->size(); +} + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +void +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::Clear() { + map_->clear(); +} + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +void +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::MergeFrom( + const MapFieldLite& other) { + for (typename Map<Key, T>::const_iterator it = other.map_->begin(); + it != other.map_->end(); ++it) { + (*map_)[it->first] = it->second; + } +} + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +void +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::Swap( + MapFieldLite* other) { + std::swap(map_, other->map_); +} + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +void +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::SetDefaultEnumValue() { + MutableInternalMap()->SetDefaultEnumValue(default_enum_value); +} + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +const Map<Key, T>& +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::GetInternalMap() const { + return *map_; +} + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +Map<Key, T>* +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::MutableInternalMap() { + return map_; +} + +#define EntryType \ + MapEntryLite<Key, T, key_wire_type, value_wire_type, default_enum_value> + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +EntryType* +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::NewEntry() const { + if (arena_ == NULL) { + return new EntryType(); + } else { + return Arena::CreateMessage<EntryType>(arena_); + } +} + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +EntryType* +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::NewEnumEntryWrapper(const Key& key, + const T t) const { + return EntryType::EnumWrap(key, t, arena_); +} + +template <typename Key, typename T, + WireFormatLite::FieldType key_wire_type, + WireFormatLite::FieldType value_wire_type, + int default_enum_value> +EntryType* +MapFieldLite<Key, T, key_wire_type, value_wire_type, + default_enum_value>::NewEntryWrapper(const Key& key, + const T& t) const { + return EntryType::Wrap(key, t, arena_); +} + +#undef EntryType + +// True if IsInitialized() is true for value field in all elements of t. T is +// expected to be message. It's useful to have this helper here to keep the +// protobuf compiler from ever having to emit loops in IsInitialized() methods. +// We want the C++ compiler to inline this or not as it sees fit. +template <typename Key, typename T> +bool AllAreInitialized(const Map<Key, T>& t) { + for (typename Map<Key, T>::const_iterator it = t.begin(); it != t.end(); + ++it) { + if (!it->second.IsInitialized()) return false; + } + return true; +} + +} // namespace internal +} // namespace protobuf + +} // namespace google +#endif // GOOGLE_PROTOBUF_MAP_FIELD_LITE_H__ |