Index: mojo/public/cpp/bindings/map.h |
diff --git a/mojo/public/cpp/bindings/map.h b/mojo/public/cpp/bindings/map.h |
deleted file mode 100644 |
index 5149bb03c0dbd64406bc3ec6d485ba9b9164d740..0000000000000000000000000000000000000000 |
--- a/mojo/public/cpp/bindings/map.h |
+++ /dev/null |
@@ -1,231 +0,0 @@ |
-// Copyright 2014 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-#ifndef MOJO_PUBLIC_CPP_BINDINGS_MAP_H_ |
-#define MOJO_PUBLIC_CPP_BINDINGS_MAP_H_ |
- |
-#include <map> |
- |
-#include "mojo/public/cpp/bindings/lib/map_internal.h" |
- |
-namespace mojo { |
- |
-template <typename Key, typename Value> |
-class Map { |
- MOJO_MOVE_ONLY_TYPE(Map) |
- |
- public: |
- // Map keys can not be move only classes. |
- static_assert(!internal::IsMoveOnlyType<Key>::value, |
- "Map keys can not be move only types."); |
- |
- typedef internal::MapTraits<Key, |
- Value, |
- internal::IsMoveOnlyType<Value>::value> Traits; |
- typedef typename Traits::KeyStorageType KeyStorageType; |
- typedef typename Traits::KeyRefType KeyRefType; |
- typedef typename Traits::KeyConstRefType KeyConstRefType; |
- typedef typename Traits::KeyForwardType KeyForwardType; |
- |
- typedef typename Traits::ValueStorageType ValueStorageType; |
- typedef typename Traits::ValueRefType ValueRefType; |
- typedef typename Traits::ValueConstRefType ValueConstRefType; |
- typedef typename Traits::ValueForwardType ValueForwardType; |
- |
- typedef internal::Map_Data<typename internal::WrapperTraits<Key>::DataType, |
- typename internal::WrapperTraits<Value>::DataType> |
- Data_; |
- |
- Map() : is_null_(true) {} |
- |
- Map(mojo::Array<Key> keys, mojo::Array<Value> values) : is_null_(false) { |
- MOJO_DCHECK(keys.size() == values.size()); |
- Traits::InitializeFrom(&map_, keys.Pass(), values.Pass()); |
- } |
- |
- ~Map() { Traits::Finalize(&map_); } |
- |
- Map(Map&& other) : is_null_(true) { Take(&other); } |
- Map& operator=(Map&& other) { |
- Take(&other); |
- return *this; |
- } |
- |
- template <typename U> |
- static Map From(const U& other) { |
- return TypeConverter<Map, U>::Convert(other); |
- } |
- |
- template <typename U> |
- U To() const { |
- return TypeConverter<U, Map>::Convert(*this); |
- } |
- |
- void reset() { |
- if (!map_.empty()) { |
- Traits::Finalize(&map_); |
- map_.clear(); |
- } |
- is_null_ = true; |
- } |
- |
- bool is_null() const { return is_null_; } |
- |
- size_t size() const { return map_.size(); } |
- |
- // Used to mark an empty map as non-null for serialization purposes. |
- void mark_non_null() { is_null_ = false; } |
- |
- // Inserts a key-value pair into the map. Like std::map, this does not insert |
- // |value| if |key| is already a member of the map. |
- void insert(KeyForwardType key, ValueForwardType value) { |
- is_null_ = false; |
- Traits::Insert(&map_, key, value); |
- } |
- |
- ValueRefType at(KeyForwardType key) { return Traits::at(&map_, key); } |
- ValueConstRefType at(KeyForwardType key) const { |
- return Traits::at(&map_, key); |
- } |
- |
- ValueRefType operator[](KeyForwardType key) { |
- is_null_ = false; |
- return Traits::GetOrInsert(&map_, key); |
- } |
- |
- void Swap(Map<Key, Value>* other) { |
- std::swap(is_null_, other->is_null_); |
- map_.swap(other->map_); |
- } |
- void Swap(std::map<Key, Value>* other) { |
- is_null_ = false; |
- map_.swap(*other); |
- } |
- |
- // This moves all values in the map to a set of parallel arrays. This action |
- // is destructive because we can have move-only objects as values; therefore |
- // we can't have copy semantics here. |
- void DecomposeMapTo(mojo::Array<Key>* keys, mojo::Array<Value>* values) { |
- Traits::Decompose(&map_, keys, values); |
- Traits::Finalize(&map_); |
- map_.clear(); |
- is_null_ = true; |
- } |
- |
- // Please note that calling this method will fail compilation if the value |
- // type cannot be cloned (which usually means that it is a Mojo handle type or |
- // a type contains Mojo handles). |
- Map Clone() const { |
- Map result; |
- result.is_null_ = is_null_; |
- Traits::Clone(map_, &result.map_); |
- return result.Pass(); |
- } |
- |
- bool Equals(const Map& other) const { |
- if (is_null() != other.is_null()) |
- return false; |
- if (size() != other.size()) |
- return false; |
- auto i = begin(); |
- auto j = other.begin(); |
- while (i != end()) { |
- if (i.GetKey() != j.GetKey()) |
- return false; |
- if (!internal::ValueTraits<Value>::Equals(i.GetValue(), j.GetValue())) |
- return false; |
- ++i; |
- ++j; |
- } |
- return true; |
- } |
- |
- class ConstMapIterator { |
- public: |
- ConstMapIterator( |
- const typename std::map<KeyStorageType, |
- ValueStorageType>::const_iterator& it) |
- : it_(it) {} |
- |
- KeyConstRefType GetKey() { return Traits::GetKey(it_); } |
- ValueConstRefType GetValue() { return Traits::GetValue(it_); } |
- |
- ConstMapIterator& operator++() { |
- it_++; |
- return *this; |
- } |
- bool operator!=(const ConstMapIterator& rhs) const { |
- return it_ != rhs.it_; |
- } |
- bool operator==(const ConstMapIterator& rhs) const { |
- return it_ == rhs.it_; |
- } |
- |
- private: |
- typename std::map<KeyStorageType, ValueStorageType>::const_iterator it_; |
- }; |
- |
- // Provide read-only iteration over map members. |
- ConstMapIterator begin() const { return ConstMapIterator(map_.begin()); } |
- ConstMapIterator end() const { return ConstMapIterator(map_.end()); } |
- |
- ConstMapIterator find(KeyForwardType key) const { |
- return ConstMapIterator(map_.find(key)); |
- } |
- |
- private: |
- typedef std::map<KeyStorageType, ValueStorageType> Map::*Testable; |
- |
- public: |
- operator Testable() const { return is_null_ ? 0 : &Map::map_; } |
- |
- private: |
- void Take(Map* other) { |
- reset(); |
- Swap(other); |
- } |
- |
- std::map<KeyStorageType, ValueStorageType> map_; |
- bool is_null_; |
-}; |
- |
-template <typename MojoKey, |
- typename MojoValue, |
- typename STLKey, |
- typename STLValue> |
-struct TypeConverter<Map<MojoKey, MojoValue>, std::map<STLKey, STLValue>> { |
- static Map<MojoKey, MojoValue> Convert( |
- const std::map<STLKey, STLValue>& input) { |
- Map<MojoKey, MojoValue> result; |
- result.mark_non_null(); |
- for (auto& pair : input) { |
- result.insert(TypeConverter<MojoKey, STLKey>::Convert(pair.first), |
- TypeConverter<MojoValue, STLValue>::Convert(pair.second)); |
- } |
- return result.Pass(); |
- } |
-}; |
- |
-template <typename MojoKey, |
- typename MojoValue, |
- typename STLKey, |
- typename STLValue> |
-struct TypeConverter<std::map<STLKey, STLValue>, Map<MojoKey, MojoValue>> { |
- static std::map<STLKey, STLValue> Convert( |
- const Map<MojoKey, MojoValue>& input) { |
- std::map<STLKey, STLValue> result; |
- if (!input.is_null()) { |
- for (auto it = input.begin(); it != input.end(); ++it) { |
- result.insert(std::make_pair( |
- TypeConverter<STLKey, MojoKey>::Convert(it.GetKey()), |
- TypeConverter<STLValue, MojoValue>::Convert(it.GetValue()))); |
- } |
- } |
- return result; |
- } |
-}; |
- |
-} // namespace mojo |
- |
-#endif // MOJO_PUBLIC_CPP_BINDINGS_MAP_H_ |