document.h

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// Tencent is pleased to support the open source community by making RapidJSON available.
// 
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip. All rights reserved.
//
// Licensed under the MIT License (the "License"); you may not use this file except
// in compliance with the License. You may obtain a copy of the License at
//
// http://opensource.org/licenses/MIT
//
// Unless required by applicable law or agreed to in writing, software distributed 
// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR 
// CONDITIONS OF ANY KIND, either express or implied. See the License for the 
// specific language governing permissions and limitations under the License.
 
#ifndef RAPIDJSON_DOCUMENT_H_
#define RAPIDJSON_DOCUMENT_H_
 
#include "reader.h"
#include "internal/meta.h"
#include "internal/strfunc.h"
#include "memorystream.h"
#include "encodedstream.h"
#include <new>      // placement new
#include <limits>
 
RAPIDJSON_DIAG_PUSH
#ifdef _MSC_VER
RAPIDJSON_DIAG_OFF(4127) // conditional expression is constant
RAPIDJSON_DIAG_OFF(4244) // conversion from kXxxFlags to 'uint16_t', possible loss of data
#endif
 
#ifdef __clang__
RAPIDJSON_DIAG_OFF(padded)
RAPIDJSON_DIAG_OFF(switch-enum)
RAPIDJSON_DIAG_OFF(c++98-compat)
#endif
 
#ifdef __GNUC__
RAPIDJSON_DIAG_OFF(effc++)
#if __GNUC__ >= 6
RAPIDJSON_DIAG_OFF(terminate) // ignore throwing RAPIDJSON_ASSERT in RAPIDJSON_NOEXCEPT functions
#endif
#endif // __GNUC__
 
#ifndef RAPIDJSON_NOMEMBERITERATORCLASS
#include <iterator> // std::iterator, std::random_access_iterator_tag
#endif
 
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
#include <utility> // std::move
#endif
 
RAPIDJSON_NAMESPACE_BEGIN
 
// Forward declaration.
template <typename Encoding, typename Allocator>
class GenericValue;
 
template <typename Encoding, typename Allocator, typename StackAllocator>
class GenericDocument;
 
 
template <typename Encoding, typename Allocator> 
struct GenericMember { 
    GenericValue<Encoding, Allocator> name;     
    GenericValue<Encoding, Allocator> value;    
};
 
// GenericMemberIterator
 
#ifndef RAPIDJSON_NOMEMBERITERATORCLASS
 
 
template <bool Const, typename Encoding, typename Allocator>
class GenericMemberIterator
    : public std::iterator<std::random_access_iterator_tag
        , typename internal::MaybeAddConst<Const,GenericMember<Encoding,Allocator> >::Type> {
 
    friend class GenericValue<Encoding,Allocator>;
    template <bool, typename, typename> friend class GenericMemberIterator;
 
    typedef GenericMember<Encoding,Allocator> PlainType;
    typedef typename internal::MaybeAddConst<Const,PlainType>::Type ValueType;
    typedef std::iterator<std::random_access_iterator_tag,ValueType> BaseType;
 
public:
    typedef GenericMemberIterator Iterator;
    typedef GenericMemberIterator<true,Encoding,Allocator>  ConstIterator;
    typedef GenericMemberIterator<false,Encoding,Allocator> NonConstIterator;
 
    typedef typename BaseType::pointer         Pointer;
    typedef typename BaseType::reference       Reference;
    typedef typename BaseType::difference_type DifferenceType;
 
 
    GenericMemberIterator() : ptr_() {}
 
 
    GenericMemberIterator(const NonConstIterator & it) : ptr_(it.ptr_) {}
    Iterator& operator=(const NonConstIterator & it) { ptr_ = it.ptr_; return *this; }
 
 
    Iterator& operator++(){ ++ptr_; return *this; }
    Iterator& operator--(){ --ptr_; return *this; }
    Iterator  operator++(int){ Iterator old(*this); ++ptr_; return old; }
    Iterator  operator--(int){ Iterator old(*this); --ptr_; return old; }
 
 
    Iterator operator+(DifferenceType n) const { return Iterator(ptr_+n); }
    Iterator operator-(DifferenceType n) const { return Iterator(ptr_-n); }
 
    Iterator& operator+=(DifferenceType n) { ptr_+=n; return *this; }
    Iterator& operator-=(DifferenceType n) { ptr_-=n; return *this; }
 
 
    bool operator==(ConstIterator that) const { return ptr_ == that.ptr_; }
    bool operator!=(ConstIterator that) const { return ptr_ != that.ptr_; }
    bool operator<=(ConstIterator that) const { return ptr_ <= that.ptr_; }
    bool operator>=(ConstIterator that) const { return ptr_ >= that.ptr_; }
    bool operator< (ConstIterator that) const { return ptr_ < that.ptr_; }
    bool operator> (ConstIterator that) const { return ptr_ > that.ptr_; }
 
 
    Reference operator*() const { return *ptr_; }
    Pointer   operator->() const { return ptr_; }
    Reference operator[](DifferenceType n) const { return ptr_[n]; }
 
    DifferenceType operator-(ConstIterator that) const { return ptr_-that.ptr_; }
 
private:
    explicit GenericMemberIterator(Pointer p) : ptr_(p) {}
 
    Pointer ptr_; 
};
 
#else // RAPIDJSON_NOMEMBERITERATORCLASS
 
// class-based member iterator implementation disabled, use plain pointers
 
template <bool Const, typename Encoding, typename Allocator>
struct GenericMemberIterator;
 
template <typename Encoding, typename Allocator>
struct GenericMemberIterator<false,Encoding,Allocator> {
    typedef GenericMember<Encoding,Allocator>* Iterator;
};
template <typename Encoding, typename Allocator>
struct GenericMemberIterator<true,Encoding,Allocator> {
    typedef const GenericMember<Encoding,Allocator>* Iterator;
};
 
#endif // RAPIDJSON_NOMEMBERITERATORCLASS
 
// GenericStringRef
 
 
template<typename CharType>
struct GenericStringRef {
    typedef CharType Ch; 
 
#ifndef __clang__ // -Wdocumentation
#endif
    template<SizeType N>
    GenericStringRef(const CharType (&str)[N]) RAPIDJSON_NOEXCEPT
        : s(str), length(N-1) {}
 
#ifndef __clang__ // -Wdocumentation
#endif
    explicit GenericStringRef(const CharType* str)
        : s(str), length(internal::StrLen(str)){ RAPIDJSON_ASSERT(s != 0); }
 
#ifndef __clang__ // -Wdocumentation
#endif
    GenericStringRef(const CharType* str, SizeType len)
        : s(str), length(len) { RAPIDJSON_ASSERT(s != 0); }
 
    GenericStringRef(const GenericStringRef& rhs) : s(rhs.s), length(rhs.length) {}
 
    GenericStringRef& operator=(const GenericStringRef& rhs) { s = rhs.s; length = rhs.length; }
 
    operator const Ch *() const { return s; }
 
    const Ch* const s; 
    const SizeType length; 
 
private:
    template<SizeType N>
    GenericStringRef(CharType (&str)[N]) /* = delete */;
};
 
 
template<typename CharType>
inline GenericStringRef<CharType> StringRef(const CharType* str) {
    return GenericStringRef<CharType>(str, internal::StrLen(str));
}
 
 
template<typename CharType>
inline GenericStringRef<CharType> StringRef(const CharType* str, size_t length) {
    return GenericStringRef<CharType>(str, SizeType(length));
}
 
#if RAPIDJSON_HAS_STDSTRING
 
template<typename CharType>
inline GenericStringRef<CharType> StringRef(const std::basic_string<CharType>& str) {
    return GenericStringRef<CharType>(str.data(), SizeType(str.size()));
}
#endif
 
// GenericValue type traits
namespace internal {
 
template <typename T, typename Encoding = void, typename Allocator = void>
struct IsGenericValueImpl : FalseType {};
 
// select candidates according to nested encoding and allocator types
template <typename T> struct IsGenericValueImpl<T, typename Void<typename T::EncodingType>::Type, typename Void<typename T::AllocatorType>::Type>
    : IsBaseOf<GenericValue<typename T::EncodingType, typename T::AllocatorType>, T>::Type {};
 
// helper to match arbitrary GenericValue instantiations, including derived classes
template <typename T> struct IsGenericValue : IsGenericValueImpl<T>::Type {};
 
} // namespace internal
 
// TypeHelper
 
namespace internal {
 
template <typename ValueType, typename T>
struct TypeHelper {};
 
template<typename ValueType> 
struct TypeHelper<ValueType, bool> {
    static bool Is(const ValueType& v) { return v.IsBool(); }
    static bool Get(const ValueType& v) { return v.GetBool(); }
    static ValueType& Set(ValueType& v, bool data) { return v.SetBool(data); }
    static ValueType& Set(ValueType& v, bool data, typename ValueType::AllocatorType&) { return v.SetBool(data); }
};
 
template<typename ValueType> 
struct TypeHelper<ValueType, int> {
    static bool Is(const ValueType& v) { return v.IsInt(); }
    static int Get(const ValueType& v) { return v.GetInt(); }
    static ValueType& Set(ValueType& v, int data) { return v.SetInt(data); }
    static ValueType& Set(ValueType& v, int data, typename ValueType::AllocatorType&) { return v.SetInt(data); }
};
 
template<typename ValueType> 
struct TypeHelper<ValueType, unsigned> {
    static bool Is(const ValueType& v) { return v.IsUint(); }
    static unsigned Get(const ValueType& v) { return v.GetUint(); }
    static ValueType& Set(ValueType& v, unsigned data) { return v.SetUint(data); }
    static ValueType& Set(ValueType& v, unsigned data, typename ValueType::AllocatorType&) { return v.SetUint(data); }
};
 
template<typename ValueType> 
struct TypeHelper<ValueType, int64_t> {
    static bool Is(const ValueType& v) { return v.IsInt64(); }
    static int64_t Get(const ValueType& v) { return v.GetInt64(); }
    static ValueType& Set(ValueType& v, int64_t data) { return v.SetInt64(data); }
    static ValueType& Set(ValueType& v, int64_t data, typename ValueType::AllocatorType&) { return v.SetInt64(data); }
};
 
template<typename ValueType> 
struct TypeHelper<ValueType, uint64_t> {
    static bool Is(const ValueType& v) { return v.IsUint64(); }
    static uint64_t Get(const ValueType& v) { return v.GetUint64(); }
    static ValueType& Set(ValueType& v, uint64_t data) { return v.SetUint64(data); }
    static ValueType& Set(ValueType& v, uint64_t data, typename ValueType::AllocatorType&) { return v.SetUint64(data); }
};
 
template<typename ValueType> 
struct TypeHelper<ValueType, double> {
    static bool Is(const ValueType& v) { return v.IsDouble(); }
    static double Get(const ValueType& v) { return v.GetDouble(); }
    static ValueType& Set(ValueType& v, double data) { return v.SetDouble(data); }
    static ValueType& Set(ValueType& v, double data, typename ValueType::AllocatorType&) { return v.SetDouble(data); }
};
 
template<typename ValueType> 
struct TypeHelper<ValueType, float> {
    static bool Is(const ValueType& v) { return v.IsFloat(); }
    static float Get(const ValueType& v) { return v.GetFloat(); }
    static ValueType& Set(ValueType& v, float data) { return v.SetFloat(data); }
    static ValueType& Set(ValueType& v, float data, typename ValueType::AllocatorType&) { return v.SetFloat(data); }
};
 
template<typename ValueType> 
struct TypeHelper<ValueType, const typename ValueType::Ch*> {
    typedef const typename ValueType::Ch* StringType;
    static bool Is(const ValueType& v) { return v.IsString(); }
    static StringType Get(const ValueType& v) { return v.GetString(); }
    static ValueType& Set(ValueType& v, const StringType data) { return v.SetString(typename ValueType::StringRefType(data)); }
    static ValueType& Set(ValueType& v, const StringType data, typename ValueType::AllocatorType& a) { return v.SetString(data, a); }
};
 
#if RAPIDJSON_HAS_STDSTRING
template<typename ValueType> 
struct TypeHelper<ValueType, std::basic_string<typename ValueType::Ch> > {
    typedef std::basic_string<typename ValueType::Ch> StringType;
    static bool Is(const ValueType& v) { return v.IsString(); }
    static StringType Get(const ValueType& v) { return StringType(v.GetString(), v.GetStringLength()); }
    static ValueType& Set(ValueType& v, const StringType& data, typename ValueType::AllocatorType& a) { return v.SetString(data, a); }
};
#endif
 
template<typename ValueType> 
struct TypeHelper<ValueType, typename ValueType::Array> {
    typedef typename ValueType::Array ArrayType;
    static bool Is(const ValueType& v) { return v.IsArray(); }
    static ArrayType Get(ValueType& v) { return v.GetArray(); }
    static ValueType& Set(ValueType& v, ArrayType data) { return v = data; }
    static ValueType& Set(ValueType& v, ArrayType data, typename ValueType::AllocatorType&) { return v = data; }
};
 
template<typename ValueType> 
struct TypeHelper<ValueType, typename ValueType::ConstArray> {
    typedef typename ValueType::ConstArray ArrayType;
    static bool Is(const ValueType& v) { return v.IsArray(); }
    static ArrayType Get(const ValueType& v) { return v.GetArray(); }
};
 
template<typename ValueType> 
struct TypeHelper<ValueType, typename ValueType::Object> {
    typedef typename ValueType::Object ObjectType;
    static bool Is(const ValueType& v) { return v.IsObject(); }
    static ObjectType Get(ValueType& v) { return v.GetObject(); }
    static ValueType& Set(ValueType& v, ObjectType data) { return v = data; }
    static ValueType& Set(ValueType& v, ObjectType data, typename ValueType::AllocatorType&) { v = data; }
};
 
template<typename ValueType> 
struct TypeHelper<ValueType, typename ValueType::ConstObject> {
    typedef typename ValueType::ConstObject ObjectType;
    static bool Is(const ValueType& v) { return v.IsObject(); }
    static ObjectType Get(const ValueType& v) { return v.GetObject(); }
};
 
} // namespace internal
 
// Forward declarations
template <bool, typename> class GenericArray;
template <bool, typename> class GenericObject;
 
// GenericValue
 
 
template <typename Encoding, typename Allocator = MemoryPoolAllocator<> > 
class GenericValue {
public:
    typedef GenericMember<Encoding, Allocator> Member;
    typedef Encoding EncodingType;                  
    typedef Allocator AllocatorType;                
    typedef typename Encoding::Ch Ch;               
    typedef GenericStringRef<Ch> StringRefType;     
    typedef typename GenericMemberIterator<false,Encoding,Allocator>::Iterator MemberIterator;  
    typedef typename GenericMemberIterator<true,Encoding,Allocator>::Iterator ConstMemberIterator;  
    typedef GenericValue* ValueIterator;            
    typedef const GenericValue* ConstValueIterator; 
    typedef GenericValue<Encoding, Allocator> ValueType;    
    typedef GenericArray<false, ValueType> Array;
    typedef GenericArray<true, ValueType> ConstArray;
    typedef GenericObject<false, ValueType> Object;
    typedef GenericObject<true, ValueType> ConstObject;
 
 
 
    GenericValue() RAPIDJSON_NOEXCEPT : data_() { data_.f.flags = kNullFlag; }
 
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
    GenericValue(GenericValue&& rhs) RAPIDJSON_NOEXCEPT : data_(rhs.data_) {
        rhs.data_.f.flags = kNullFlag; // give up contents
    }
#endif
 
private:
    GenericValue(const GenericValue& rhs);
 
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
    template <typename StackAllocator>
    GenericValue(GenericDocument<Encoding,Allocator,StackAllocator>&& rhs);
 
    template <typename StackAllocator>
    GenericValue& operator=(GenericDocument<Encoding,Allocator,StackAllocator>&& rhs);
#endif
 
public:
 
 
    explicit GenericValue(Type type) RAPIDJSON_NOEXCEPT : data_() {
        static const uint16_t defaultFlags[7] = {
            kNullFlag, kFalseFlag, kTrueFlag, kObjectFlag, kArrayFlag, kShortStringFlag,
            kNumberAnyFlag
        };
        RAPIDJSON_ASSERT(type <= kNumberType);
        data_.f.flags = defaultFlags[type];
 
        // Use ShortString to store empty string.
        if (type == kStringType)
            data_.ss.SetLength(0);
    }
 
 
    template< typename SourceAllocator >
    GenericValue(const GenericValue<Encoding, SourceAllocator>& rhs, Allocator & allocator);
 
 
#ifndef RAPIDJSON_DOXYGEN_RUNNING // hide SFINAE from Doxygen
    template <typename T>
    explicit GenericValue(T b, RAPIDJSON_ENABLEIF((internal::IsSame<bool, T>))) RAPIDJSON_NOEXCEPT  // See #472
#else
    explicit GenericValue(bool b) RAPIDJSON_NOEXCEPT
#endif
        : data_() {
            // safe-guard against failing SFINAE
            RAPIDJSON_STATIC_ASSERT((internal::IsSame<bool,T>::Value));
            data_.f.flags = b ? kTrueFlag : kFalseFlag;
    }
 
    explicit GenericValue(int i) RAPIDJSON_NOEXCEPT : data_() {
        data_.n.i64 = i;
        data_.f.flags = (i >= 0) ? (kNumberIntFlag | kUintFlag | kUint64Flag) : kNumberIntFlag;
    }
 
    explicit GenericValue(unsigned u) RAPIDJSON_NOEXCEPT : data_() {
        data_.n.u64 = u; 
        data_.f.flags = (u & 0x80000000) ? kNumberUintFlag : (kNumberUintFlag | kIntFlag | kInt64Flag);
    }
 
    explicit GenericValue(int64_t i64) RAPIDJSON_NOEXCEPT : data_() {
        data_.n.i64 = i64;
        data_.f.flags = kNumberInt64Flag;
        if (i64 >= 0) {
            data_.f.flags |= kNumberUint64Flag;
            if (!(static_cast<uint64_t>(i64) & RAPIDJSON_UINT64_C2(0xFFFFFFFF, 0x00000000)))
                data_.f.flags |= kUintFlag;
            if (!(static_cast<uint64_t>(i64) & RAPIDJSON_UINT64_C2(0xFFFFFFFF, 0x80000000)))
                data_.f.flags |= kIntFlag;
        }
        else if (i64 >= static_cast<int64_t>(RAPIDJSON_UINT64_C2(0xFFFFFFFF, 0x80000000)))
            data_.f.flags |= kIntFlag;
    }
 
    explicit GenericValue(uint64_t u64) RAPIDJSON_NOEXCEPT : data_() {
        data_.n.u64 = u64;
        data_.f.flags = kNumberUint64Flag;
        if (!(u64 & RAPIDJSON_UINT64_C2(0x80000000, 0x00000000)))
            data_.f.flags |= kInt64Flag;
        if (!(u64 & RAPIDJSON_UINT64_C2(0xFFFFFFFF, 0x00000000)))
            data_.f.flags |= kUintFlag;
        if (!(u64 & RAPIDJSON_UINT64_C2(0xFFFFFFFF, 0x80000000)))
            data_.f.flags |= kIntFlag;
    }
 
    explicit GenericValue(double d) RAPIDJSON_NOEXCEPT : data_() { data_.n.d = d; data_.f.flags = kNumberDoubleFlag; }
 
    GenericValue(const Ch* s, SizeType length) RAPIDJSON_NOEXCEPT : data_() { SetStringRaw(StringRef(s, length)); }
 
    explicit GenericValue(StringRefType s) RAPIDJSON_NOEXCEPT : data_() { SetStringRaw(s); }
 
    GenericValue(const Ch* s, SizeType length, Allocator& allocator) : data_() { SetStringRaw(StringRef(s, length), allocator); }
 
    GenericValue(const Ch*s, Allocator& allocator) : data_() { SetStringRaw(StringRef(s), allocator); }
 
#if RAPIDJSON_HAS_STDSTRING
 
    GenericValue(const std::basic_string<Ch>& s, Allocator& allocator) : data_() { SetStringRaw(StringRef(s), allocator); }
#endif
 
 
    GenericValue(Array a) RAPIDJSON_NOEXCEPT : data_(a.value_.data_) {
        a.value_.data_ = Data();
        a.value_.data_.f.flags = kArrayFlag;
    }
 
 
    GenericValue(Object o) RAPIDJSON_NOEXCEPT : data_(o.value_.data_) {
        o.value_.data_ = Data();
        o.value_.data_.f.flags = kObjectFlag;
    }
 
 
    ~GenericValue() {
        if (Allocator::kNeedFree) { // Shortcut by Allocator's trait
            switch(data_.f.flags) {
            case kArrayFlag:
                {
                    GenericValue* e = GetElementsPointer();
                    for (GenericValue* v = e; v != e + data_.a.size; ++v)
                        v->~GenericValue();
                    Allocator::Free(e);
                }
                break;
 
            case kObjectFlag:
                for (MemberIterator m = MemberBegin(); m != MemberEnd(); ++m)
                    m->~Member();
                Allocator::Free(GetMembersPointer());
                break;
 
            case kCopyStringFlag:
                Allocator::Free(const_cast<Ch*>(GetStringPointer()));
                break;
 
            default:
                break;  // Do nothing for other types.
            }
        }
    }
 
 
 
 
 
    GenericValue& operator=(GenericValue& rhs) RAPIDJSON_NOEXCEPT {
        RAPIDJSON_ASSERT(this != &rhs);
        this->~GenericValue();
        RawAssign(rhs);
        return *this;
    }
 
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
    GenericValue& operator=(GenericValue&& rhs) RAPIDJSON_NOEXCEPT {
        return *this = rhs.Move();
    }
#endif
 
 
    GenericValue& operator=(StringRefType str) RAPIDJSON_NOEXCEPT {
        GenericValue s(str);
        return *this = s;
    }
 
 
    template <typename T>
    RAPIDJSON_DISABLEIF_RETURN((internal::IsPointer<T>), (GenericValue&))
    operator=(T value) {
        GenericValue v(value);
        return *this = v;
    }
 
 
    template <typename SourceAllocator>
    GenericValue& CopyFrom(const GenericValue<Encoding, SourceAllocator>& rhs, Allocator& allocator) {
        RAPIDJSON_ASSERT(static_cast<void*>(this) != static_cast<void const*>(&rhs));
        this->~GenericValue();
        new (this) GenericValue(rhs, allocator);
        return *this;
    }
 
 
    GenericValue& Swap(GenericValue& other) RAPIDJSON_NOEXCEPT {
        GenericValue temp;
        temp.RawAssign(*this);
        RawAssign(other);
        other.RawAssign(temp);
        return *this;
    }
 
 
    friend inline void swap(GenericValue& a, GenericValue& b) RAPIDJSON_NOEXCEPT { a.Swap(b); }
 
 
    GenericValue& Move() RAPIDJSON_NOEXCEPT { return *this; }
 
 
 
    template <typename SourceAllocator>
    bool operator==(const GenericValue<Encoding, SourceAllocator>& rhs) const {
        typedef GenericValue<Encoding, SourceAllocator> RhsType;
        if (GetType() != rhs.GetType())
            return false;
 
        switch (GetType()) {
        case kObjectType: // Warning: O(n^2) inner-loop
            if (data_.o.size != rhs.data_.o.size)
                return false;           
            for (ConstMemberIterator lhsMemberItr = MemberBegin(); lhsMemberItr != MemberEnd(); ++lhsMemberItr) {
                typename RhsType::ConstMemberIterator rhsMemberItr = rhs.FindMember(lhsMemberItr->name);
                if (rhsMemberItr == rhs.MemberEnd() || lhsMemberItr->value != rhsMemberItr->value)
                    return false;
            }
            return true;
            
        case kArrayType:
            if (data_.a.size != rhs.data_.a.size)
                return false;
            for (SizeType i = 0; i < data_.a.size; i++)
                if ((*this)[i] != rhs[i])
                    return false;
            return true;
 
        case kStringType:
            return StringEqual(rhs);
 
        case kNumberType:
            if (IsDouble() || rhs.IsDouble()) {
                double a = GetDouble();     // May convert from integer to double.
                double b = rhs.GetDouble(); // Ditto
                return a >= b && a <= b;    // Prevent -Wfloat-equal
            }
            else
                return data_.n.u64 == rhs.data_.n.u64;
 
        default:
            return true;
        }
    }
 
    bool operator==(const Ch* rhs) const { return *this == GenericValue(StringRef(rhs)); }
 
#if RAPIDJSON_HAS_STDSTRING
 
    bool operator==(const std::basic_string<Ch>& rhs) const { return *this == GenericValue(StringRef(rhs)); }
#endif
 
 
    template <typename T> RAPIDJSON_DISABLEIF_RETURN((internal::OrExpr<internal::IsPointer<T>,internal::IsGenericValue<T> >), (bool)) operator==(const T& rhs) const { return *this == GenericValue(rhs); }
 
 
    template <typename SourceAllocator>
    bool operator!=(const GenericValue<Encoding, SourceAllocator>& rhs) const { return !(*this == rhs); }
 
    bool operator!=(const Ch* rhs) const { return !(*this == rhs); }
 
 
    template <typename T> RAPIDJSON_DISABLEIF_RETURN((internal::IsGenericValue<T>), (bool)) operator!=(const T& rhs) const { return !(*this == rhs); }
 
 
    template <typename T> friend RAPIDJSON_DISABLEIF_RETURN((internal::IsGenericValue<T>), (bool)) operator==(const T& lhs, const GenericValue& rhs) { return rhs == lhs; }
 
 
    template <typename T> friend RAPIDJSON_DISABLEIF_RETURN((internal::IsGenericValue<T>), (bool)) operator!=(const T& lhs, const GenericValue& rhs) { return !(rhs == lhs); }
 
 
 
    Type GetType()  const { return static_cast<Type>(data_.f.flags & kTypeMask); }
    bool IsNull()   const { return data_.f.flags == kNullFlag; }
    bool IsFalse()  const { return data_.f.flags == kFalseFlag; }
    bool IsTrue()   const { return data_.f.flags == kTrueFlag; }
    bool IsBool()   const { return (data_.f.flags & kBoolFlag) != 0; }
    bool IsObject() const { return data_.f.flags == kObjectFlag; }
    bool IsArray()  const { return data_.f.flags == kArrayFlag; }
    bool IsNumber() const { return (data_.f.flags & kNumberFlag) != 0; }
    bool IsInt()    const { return (data_.f.flags & kIntFlag) != 0; }
    bool IsUint()   const { return (data_.f.flags & kUintFlag) != 0; }
    bool IsInt64()  const { return (data_.f.flags & kInt64Flag) != 0; }
    bool IsUint64() const { return (data_.f.flags & kUint64Flag) != 0; }
    bool IsDouble() const { return (data_.f.flags & kDoubleFlag) != 0; }
    bool IsString() const { return (data_.f.flags & kStringFlag) != 0; }
 
    // Checks whether a number can be losslessly converted to a double.
    bool IsLosslessDouble() const {
        if (!IsNumber()) return false;
        if (IsUint64()) {
            uint64_t u = GetUint64();
            volatile double d = static_cast<double>(u);
            return (d >= 0.0)
                && (d < static_cast<double>(std::numeric_limits<uint64_t>::max()))
                && (u == static_cast<uint64_t>(d));
        }
        if (IsInt64()) {
            int64_t i = GetInt64();
            volatile double d = static_cast<double>(i);
            return (d >= static_cast<double>(std::numeric_limits<int64_t>::min()))
                && (d < static_cast<double>(std::numeric_limits<int64_t>::max()))
                && (i == static_cast<int64_t>(d));
        }
        return true; // double, int, uint are always lossless
    }
 
    // Checks whether a number is a float (possible lossy).
    bool IsFloat() const  {
        if ((data_.f.flags & kDoubleFlag) == 0)
            return false;
        double d = GetDouble();
        return d >= -3.4028234e38 && d <= 3.4028234e38;
    }
    // Checks whether a number can be losslessly converted to a float.
    bool IsLosslessFloat() const {
        if (!IsNumber()) return false;
        double a = GetDouble();
        if (a < static_cast<double>(-std::numeric_limits<float>::max())
                || a > static_cast<double>(std::numeric_limits<float>::max()))
            return false;
        double b = static_cast<double>(static_cast<float>(a));
        return a >= b && a <= b;    // Prevent -Wfloat-equal
    }
 
 
 
 
    GenericValue& SetNull() { this->~GenericValue(); new (this) GenericValue(); return *this; }
 
 
 
 
    bool GetBool() const { RAPIDJSON_ASSERT(IsBool()); return data_.f.flags == kTrueFlag; }
 
    GenericValue& SetBool(bool b) { this->~GenericValue(); new (this) GenericValue(b); return *this; }
 
 
 
 
 
    GenericValue& SetObject() { this->~GenericValue(); new (this) GenericValue(kObjectType); return *this; }
 
    SizeType MemberCount() const { RAPIDJSON_ASSERT(IsObject()); return data_.o.size; }
 
    bool ObjectEmpty() const { RAPIDJSON_ASSERT(IsObject()); return data_.o.size == 0; }
 
 
    template <typename T>
    RAPIDJSON_DISABLEIF_RETURN((internal::NotExpr<internal::IsSame<typename internal::RemoveConst<T>::Type, Ch> >),(GenericValue&)) operator[](T* name) {
        GenericValue n(StringRef(name));
        return (*this)[n];
    }
    template <typename T>
    RAPIDJSON_DISABLEIF_RETURN((internal::NotExpr<internal::IsSame<typename internal::RemoveConst<T>::Type, Ch> >),(const GenericValue&)) operator[](T* name) const { return const_cast<GenericValue&>(*this)[name]; }
 
 
    template <typename SourceAllocator>
    GenericValue& operator[](const GenericValue<Encoding, SourceAllocator>& name) {
        MemberIterator member = FindMember(name);
        if (member != MemberEnd())
            return member->value;
        else {
            RAPIDJSON_ASSERT(false);    // see above note
 
            // This will generate -Wexit-time-destructors in clang
            // static GenericValue NullValue;
            // return NullValue;
 
            // Use static buffer and placement-new to prevent destruction
            static char buffer[sizeof(GenericValue)];
            return *new (buffer) GenericValue();
        }
    }
    template <typename SourceAllocator>
    const GenericValue& operator[](const GenericValue<Encoding, SourceAllocator>& name) const { return const_cast<GenericValue&>(*this)[name]; }
 
#if RAPIDJSON_HAS_STDSTRING
    GenericValue& operator[](const std::basic_string<Ch>& name) { return (*this)[GenericValue(StringRef(name))]; }
    const GenericValue& operator[](const std::basic_string<Ch>& name) const { return (*this)[GenericValue(StringRef(name))]; }
#endif
 
 
    ConstMemberIterator MemberBegin() const { RAPIDJSON_ASSERT(IsObject()); return ConstMemberIterator(GetMembersPointer()); }
 
    ConstMemberIterator MemberEnd() const   { RAPIDJSON_ASSERT(IsObject()); return ConstMemberIterator(GetMembersPointer() + data_.o.size); }
 
    MemberIterator MemberBegin()            { RAPIDJSON_ASSERT(IsObject()); return MemberIterator(GetMembersPointer()); }
 
    MemberIterator MemberEnd()              { RAPIDJSON_ASSERT(IsObject()); return MemberIterator(GetMembersPointer() + data_.o.size); }
 
 
    bool HasMember(const Ch* name) const { return FindMember(name) != MemberEnd(); }
 
#if RAPIDJSON_HAS_STDSTRING
 
    bool HasMember(const std::basic_string<Ch>& name) const { return FindMember(name) != MemberEnd(); }
#endif
 
 
    template <typename SourceAllocator>
    bool HasMember(const GenericValue<Encoding, SourceAllocator>& name) const { return FindMember(name) != MemberEnd(); }
 
 
    MemberIterator FindMember(const Ch* name) {
        GenericValue n(StringRef(name));
        return FindMember(n);
    }
 
    ConstMemberIterator FindMember(const Ch* name) const { return const_cast<GenericValue&>(*this).FindMember(name); }
 
 
    template <typename SourceAllocator>
    MemberIterator FindMember(const GenericValue<Encoding, SourceAllocator>& name) {
        RAPIDJSON_ASSERT(IsObject());
        RAPIDJSON_ASSERT(name.IsString());
        MemberIterator member = MemberBegin();
        for ( ; member != MemberEnd(); ++member)
            if (name.StringEqual(member->name))
                break;
        return member;
    }
    template <typename SourceAllocator> ConstMemberIterator FindMember(const GenericValue<Encoding, SourceAllocator>& name) const { return const_cast<GenericValue&>(*this).FindMember(name); }
 
#if RAPIDJSON_HAS_STDSTRING
 
    MemberIterator FindMember(const std::basic_string<Ch>& name) { return FindMember(GenericValue(StringRef(name))); }
    ConstMemberIterator FindMember(const std::basic_string<Ch>& name) const { return FindMember(GenericValue(StringRef(name))); }
#endif
 
 
    GenericValue& AddMember(GenericValue& name, GenericValue& value, Allocator& allocator) {
        RAPIDJSON_ASSERT(IsObject());
        RAPIDJSON_ASSERT(name.IsString());
 
        ObjectData& o = data_.o;
        if (o.size >= o.capacity) {
            if (o.capacity == 0) {
                o.capacity = kDefaultObjectCapacity;
                SetMembersPointer(reinterpret_cast<Member*>(allocator.Malloc(o.capacity * sizeof(Member))));
            }
            else {
                SizeType oldCapacity = o.capacity;
                o.capacity += (oldCapacity + 1) / 2; // grow by factor 1.5
                SetMembersPointer(reinterpret_cast<Member*>(allocator.Realloc(GetMembersPointer(), oldCapacity * sizeof(Member), o.capacity * sizeof(Member))));
            }
        }
        Member* members = GetMembersPointer();
        members[o.size].name.RawAssign(name);
        members[o.size].value.RawAssign(value);
        o.size++;
        return *this;
    }
 
 
    GenericValue& AddMember(GenericValue& name, StringRefType value, Allocator& allocator) {
        GenericValue v(value);
        return AddMember(name, v, allocator);
    }
 
#if RAPIDJSON_HAS_STDSTRING
 
    GenericValue& AddMember(GenericValue& name, std::basic_string<Ch>& value, Allocator& allocator) {
        GenericValue v(value, allocator);
        return AddMember(name, v, allocator);
    }
#endif
 
 
    template <typename T>
    RAPIDJSON_DISABLEIF_RETURN((internal::OrExpr<internal::IsPointer<T>, internal::IsGenericValue<T> >), (GenericValue&))
    AddMember(GenericValue& name, T value, Allocator& allocator) {
        GenericValue v(value);
        return AddMember(name, v, allocator);
    }
 
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
    GenericValue& AddMember(GenericValue&& name, GenericValue&& value, Allocator& allocator) {
        return AddMember(name, value, allocator);
    }
    GenericValue& AddMember(GenericValue&& name, GenericValue& value, Allocator& allocator) {
        return AddMember(name, value, allocator);
    }
    GenericValue& AddMember(GenericValue& name, GenericValue&& value, Allocator& allocator) {
        return AddMember(name, value, allocator);
    }
    GenericValue& AddMember(StringRefType name, GenericValue&& value, Allocator& allocator) {
        GenericValue n(name);
        return AddMember(n, value, allocator);
    }
#endif // RAPIDJSON_HAS_CXX11_RVALUE_REFS
 
 
 
    GenericValue& AddMember(StringRefType name, GenericValue& value, Allocator& allocator) {
        GenericValue n(name);
        return AddMember(n, value, allocator);
    }
 
 
    GenericValue& AddMember(StringRefType name, StringRefType value, Allocator& allocator) {
        GenericValue v(value);
        return AddMember(name, v, allocator);
    }
 
 
    template <typename T>
    RAPIDJSON_DISABLEIF_RETURN((internal::OrExpr<internal::IsPointer<T>, internal::IsGenericValue<T> >), (GenericValue&))
    AddMember(StringRefType name, T value, Allocator& allocator) {
        GenericValue n(name);
        return AddMember(n, value, allocator);
    }
 
 
    void RemoveAllMembers() {
        RAPIDJSON_ASSERT(IsObject()); 
        for (MemberIterator m = MemberBegin(); m != MemberEnd(); ++m)
            m->~Member();
        data_.o.size = 0;
    }
 
 
    bool RemoveMember(const Ch* name) {
        GenericValue n(StringRef(name));
        return RemoveMember(n);
    }
 
#if RAPIDJSON_HAS_STDSTRING
    bool RemoveMember(const std::basic_string<Ch>& name) { return RemoveMember(GenericValue(StringRef(name))); }
#endif
 
    template <typename SourceAllocator>
    bool RemoveMember(const GenericValue<Encoding, SourceAllocator>& name) {
        MemberIterator m = FindMember(name);
        if (m != MemberEnd()) {
            RemoveMember(m);
            return true;
        }
        else
            return false;
    }
 
 
    MemberIterator RemoveMember(MemberIterator m) {
        RAPIDJSON_ASSERT(IsObject());
        RAPIDJSON_ASSERT(data_.o.size > 0);
        RAPIDJSON_ASSERT(GetMembersPointer() != 0);
        RAPIDJSON_ASSERT(m >= MemberBegin() && m < MemberEnd());
 
        MemberIterator last(GetMembersPointer() + (data_.o.size - 1));
        if (data_.o.size > 1 && m != last)
            *m = *last; // Move the last one to this place
        else
            m->~Member(); // Only one left, just destroy
        --data_.o.size;
        return m;
    }
 
 
    MemberIterator EraseMember(ConstMemberIterator pos) {
        return EraseMember(pos, pos +1);
    }
 
 
    MemberIterator EraseMember(ConstMemberIterator first, ConstMemberIterator last) {
        RAPIDJSON_ASSERT(IsObject());
        RAPIDJSON_ASSERT(data_.o.size > 0);
        RAPIDJSON_ASSERT(GetMembersPointer() != 0);
        RAPIDJSON_ASSERT(first >= MemberBegin());
        RAPIDJSON_ASSERT(first <= last);
        RAPIDJSON_ASSERT(last <= MemberEnd());
 
        MemberIterator pos = MemberBegin() + (first - MemberBegin());
        for (MemberIterator itr = pos; itr != last; ++itr)
            itr->~Member();
        std::memmove(&*pos, &*last, static_cast<size_t>(MemberEnd() - last) * sizeof(Member));
        data_.o.size -= static_cast<SizeType>(last - first);
        return pos;
    }
 
 
    bool EraseMember(const Ch* name) {
        GenericValue n(StringRef(name));
        return EraseMember(n);
    }
 
#if RAPIDJSON_HAS_STDSTRING
    bool EraseMember(const std::basic_string<Ch>& name) { return EraseMember(GenericValue(StringRef(name))); }
#endif
 
    template <typename SourceAllocator>
    bool EraseMember(const GenericValue<Encoding, SourceAllocator>& name) {
        MemberIterator m = FindMember(name);
        if (m != MemberEnd()) {
            EraseMember(m);
            return true;
        }
        else
            return false;
    }
 
    Object GetObject() { RAPIDJSON_ASSERT(IsObject()); return Object(*this); }
    ConstObject GetObject() const { RAPIDJSON_ASSERT(IsObject()); return ConstObject(*this); }
 
 
 
 
 
    GenericValue& SetArray() { this->~GenericValue(); new (this) GenericValue(kArrayType); return *this; }
 
    SizeType Size() const { RAPIDJSON_ASSERT(IsArray()); return data_.a.size; }
 
    SizeType Capacity() const { RAPIDJSON_ASSERT(IsArray()); return data_.a.capacity; }
 
    bool Empty() const { RAPIDJSON_ASSERT(IsArray()); return data_.a.size == 0; }
 
 
    void Clear() {
        RAPIDJSON_ASSERT(IsArray()); 
        GenericValue* e = GetElementsPointer();
        for (GenericValue* v = e; v != e + data_.a.size; ++v)
            v->~GenericValue();
        data_.a.size = 0;
    }
 
 
    GenericValue& operator[](SizeType index) {
        RAPIDJSON_ASSERT(IsArray());
        RAPIDJSON_ASSERT(index < data_.a.size);
        return GetElementsPointer()[index];
    }
    const GenericValue& operator[](SizeType index) const { return const_cast<GenericValue&>(*this)[index]; }
 
 
    ValueIterator Begin() { RAPIDJSON_ASSERT(IsArray()); return GetElementsPointer(); }
 
    ValueIterator End() { RAPIDJSON_ASSERT(IsArray()); return GetElementsPointer() + data_.a.size; }
 
    ConstValueIterator Begin() const { return const_cast<GenericValue&>(*this).Begin(); }
 
    ConstValueIterator End() const { return const_cast<GenericValue&>(*this).End(); }
 
 
    GenericValue& Reserve(SizeType newCapacity, Allocator &allocator) {
        RAPIDJSON_ASSERT(IsArray());
        if (newCapacity > data_.a.capacity) {
            SetElementsPointer(reinterpret_cast<GenericValue*>(allocator.Realloc(GetElementsPointer(), data_.a.capacity * sizeof(GenericValue), newCapacity * sizeof(GenericValue))));
            data_.a.capacity = newCapacity;
        }
        return *this;
    }
 
 
    GenericValue& PushBack(GenericValue& value, Allocator& allocator) {
        RAPIDJSON_ASSERT(IsArray());
        if (data_.a.size >= data_.a.capacity)
            Reserve(data_.a.capacity == 0 ? kDefaultArrayCapacity : (data_.a.capacity + (data_.a.capacity + 1) / 2), allocator);
        GetElementsPointer()[data_.a.size++].RawAssign(value);
        return *this;
    }
 
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
    GenericValue& PushBack(GenericValue&& value, Allocator& allocator) {
        return PushBack(value, allocator);
    }
#endif // RAPIDJSON_HAS_CXX11_RVALUE_REFS
 
 
    GenericValue& PushBack(StringRefType value, Allocator& allocator) {
        return (*this).template PushBack<StringRefType>(value, allocator);
    }
 
 
    template <typename T>
    RAPIDJSON_DISABLEIF_RETURN((internal::OrExpr<internal::IsPointer<T>, internal::IsGenericValue<T> >), (GenericValue&))
    PushBack(T value, Allocator& allocator) {
        GenericValue v(value);
        return PushBack(v, allocator);
    }
 
 
    GenericValue& PopBack() {
        RAPIDJSON_ASSERT(IsArray());
        RAPIDJSON_ASSERT(!Empty());
        GetElementsPointer()[--data_.a.size].~GenericValue();
        return *this;
    }
 
 
    ValueIterator Erase(ConstValueIterator pos) {
        return Erase(pos, pos + 1);
    }
 
 
    ValueIterator Erase(ConstValueIterator first, ConstValueIterator last) {
        RAPIDJSON_ASSERT(IsArray());
        RAPIDJSON_ASSERT(data_.a.size > 0);
        RAPIDJSON_ASSERT(GetElementsPointer() != 0);
        RAPIDJSON_ASSERT(first >= Begin());
        RAPIDJSON_ASSERT(first <= last);
        RAPIDJSON_ASSERT(last <= End());
        ValueIterator pos = Begin() + (first - Begin());
        for (ValueIterator itr = pos; itr != last; ++itr)
            itr->~GenericValue();       
        std::memmove(pos, last, static_cast<size_t>(End() - last) * sizeof(GenericValue));
        data_.a.size -= static_cast<SizeType>(last - first);
        return pos;
    }
 
    Array GetArray() { RAPIDJSON_ASSERT(IsArray()); return Array(*this); }
    ConstArray GetArray() const { RAPIDJSON_ASSERT(IsArray()); return ConstArray(*this); }
 
 
 
 
    int GetInt() const          { RAPIDJSON_ASSERT(data_.f.flags & kIntFlag);   return data_.n.i.i;   }
    unsigned GetUint() const    { RAPIDJSON_ASSERT(data_.f.flags & kUintFlag);  return data_.n.u.u;   }
    int64_t GetInt64() const    { RAPIDJSON_ASSERT(data_.f.flags & kInt64Flag); return data_.n.i64; }
    uint64_t GetUint64() const  { RAPIDJSON_ASSERT(data_.f.flags & kUint64Flag); return data_.n.u64; }
 
 
    double GetDouble() const {
        RAPIDJSON_ASSERT(IsNumber());
        if ((data_.f.flags & kDoubleFlag) != 0)                return data_.n.d;   // exact type, no conversion.
        if ((data_.f.flags & kIntFlag) != 0)                   return data_.n.i.i; // int -> double
        if ((data_.f.flags & kUintFlag) != 0)                  return data_.n.u.u; // unsigned -> double
        if ((data_.f.flags & kInt64Flag) != 0)                 return static_cast<double>(data_.n.i64); // int64_t -> double (may lose precision)
        RAPIDJSON_ASSERT((data_.f.flags & kUint64Flag) != 0);  return static_cast<double>(data_.n.u64); // uint64_t -> double (may lose precision)
    }
 
 
    float GetFloat() const {
        return static_cast<float>(GetDouble());
    }
 
    GenericValue& SetInt(int i)             { this->~GenericValue(); new (this) GenericValue(i);    return *this; }
    GenericValue& SetUint(unsigned u)       { this->~GenericValue(); new (this) GenericValue(u);    return *this; }
    GenericValue& SetInt64(int64_t i64)     { this->~GenericValue(); new (this) GenericValue(i64);  return *this; }
    GenericValue& SetUint64(uint64_t u64)   { this->~GenericValue(); new (this) GenericValue(u64);  return *this; }
    GenericValue& SetDouble(double d)       { this->~GenericValue(); new (this) GenericValue(d);    return *this; }
    GenericValue& SetFloat(float f)         { this->~GenericValue(); new (this) GenericValue(f);    return *this; }
 
 
 
 
    const Ch* GetString() const { RAPIDJSON_ASSERT(IsString()); return (data_.f.flags & kInlineStrFlag) ? data_.ss.str : GetStringPointer(); }
 
 
    SizeType GetStringLength() const { RAPIDJSON_ASSERT(IsString()); return ((data_.f.flags & kInlineStrFlag) ? (data_.ss.GetLength()) : data_.s.length); }
 
 
    GenericValue& SetString(const Ch* s, SizeType length) { return SetString(StringRef(s, length)); }
 
 
    GenericValue& SetString(StringRefType s) { this->~GenericValue(); SetStringRaw(s); return *this; }
 
 
    GenericValue& SetString(const Ch* s, SizeType length, Allocator& allocator) { this->~GenericValue(); SetStringRaw(StringRef(s, length), allocator); return *this; }
 
 
    GenericValue& SetString(const Ch* s, Allocator& allocator) { return SetString(s, internal::StrLen(s), allocator); }
 
#if RAPIDJSON_HAS_STDSTRING
 
    GenericValue& SetString(const std::basic_string<Ch>& s, Allocator& allocator) { return SetString(s.data(), SizeType(s.size()), allocator); }
#endif
 
 
 
 
 
    template <typename T>
    bool Is() const { return internal::TypeHelper<ValueType, T>::Is(*this); }
 
    template <typename T>
    T Get() const { return internal::TypeHelper<ValueType, T>::Get(*this); }
 
    template <typename T>
    T Get() { return internal::TypeHelper<ValueType, T>::Get(*this); }
 
    template<typename T>
    ValueType& Set(const T& data) { return internal::TypeHelper<ValueType, T>::Set(*this, data); }
 
    template<typename T>
    ValueType& Set(const T& data, AllocatorType& allocator) { return internal::TypeHelper<ValueType, T>::Set(*this, data, allocator); }
 
 
 
    template <typename Handler>
    bool Accept(Handler& handler) const {
        switch(GetType()) {
        case kNullType:     return handler.Null();
        case kFalseType:    return handler.Bool(false);
        case kTrueType:     return handler.Bool(true);
 
        case kObjectType:
            if (RAPIDJSON_UNLIKELY(!handler.StartObject()))
                return false;
            for (ConstMemberIterator m = MemberBegin(); m != MemberEnd(); ++m) {
                RAPIDJSON_ASSERT(m->name.IsString()); // User may change the type of name by MemberIterator.
                if (RAPIDJSON_UNLIKELY(!handler.Key(m->name.GetString(), m->name.GetStringLength(), (m->name.data_.f.flags & kCopyFlag) != 0)))
                    return false;
                if (RAPIDJSON_UNLIKELY(!m->value.Accept(handler)))
                    return false;
            }
            return handler.EndObject(data_.o.size);
 
        case kArrayType:
            if (RAPIDJSON_UNLIKELY(!handler.StartArray()))
                return false;
            for (const GenericValue* v = Begin(); v != End(); ++v)
                if (RAPIDJSON_UNLIKELY(!v->Accept(handler)))
                    return false;
            return handler.EndArray(data_.a.size);
    
        case kStringType:
            return handler.String(GetString(), GetStringLength(), (data_.f.flags & kCopyFlag) != 0);
    
        default:
            RAPIDJSON_ASSERT(GetType() == kNumberType);
            if (IsDouble())         return handler.Double(data_.n.d);
            else if (IsInt())       return handler.Int(data_.n.i.i);
            else if (IsUint())      return handler.Uint(data_.n.u.u);
            else if (IsInt64())     return handler.Int64(data_.n.i64);
            else                    return handler.Uint64(data_.n.u64);
        }
    }
 
private:
    template <typename, typename> friend class GenericValue;
    template <typename, typename, typename> friend class GenericDocument;
 
    enum {
        kBoolFlag       = 0x0008,
        kNumberFlag     = 0x0010,
        kIntFlag        = 0x0020,
        kUintFlag       = 0x0040,
        kInt64Flag      = 0x0080,
        kUint64Flag     = 0x0100,
        kDoubleFlag     = 0x0200,
        kStringFlag     = 0x0400,
        kCopyFlag       = 0x0800,
        kInlineStrFlag  = 0x1000,
 
        // Initial flags of different types.
        kNullFlag = kNullType,
        kTrueFlag = kTrueType | kBoolFlag,
        kFalseFlag = kFalseType | kBoolFlag,
        kNumberIntFlag = kNumberType | kNumberFlag | kIntFlag | kInt64Flag,
        kNumberUintFlag = kNumberType | kNumberFlag | kUintFlag | kUint64Flag | kInt64Flag,
        kNumberInt64Flag = kNumberType | kNumberFlag | kInt64Flag,
        kNumberUint64Flag = kNumberType | kNumberFlag | kUint64Flag,
        kNumberDoubleFlag = kNumberType | kNumberFlag | kDoubleFlag,
        kNumberAnyFlag = kNumberType | kNumberFlag | kIntFlag | kInt64Flag | kUintFlag | kUint64Flag | kDoubleFlag,
        kConstStringFlag = kStringType | kStringFlag,
        kCopyStringFlag = kStringType | kStringFlag | kCopyFlag,
        kShortStringFlag = kStringType | kStringFlag | kCopyFlag | kInlineStrFlag,
        kObjectFlag = kObjectType,
        kArrayFlag = kArrayType,
 
        kTypeMask = 0x07
    };
 
    static const SizeType kDefaultArrayCapacity = 16;
    static const SizeType kDefaultObjectCapacity = 16;
 
    struct Flag {
#if RAPIDJSON_48BITPOINTER_OPTIMIZATION
        char payload[sizeof(SizeType) * 2 + 6];     // 2 x SizeType + lower 48-bit pointer
#elif RAPIDJSON_64BIT
        char payload[sizeof(SizeType) * 2 + sizeof(void*) + 6]; // 6 padding bytes
#else
        char payload[sizeof(SizeType) * 2 + sizeof(void*) + 2]; // 2 padding bytes
#endif
        uint16_t flags;
    };
 
    struct String {
        SizeType length;
        SizeType hashcode;  
        const Ch* str;
    };  // 12 bytes in 32-bit mode, 16 bytes in 64-bit mode
 
    // implementation detail: ShortString can represent zero-terminated strings up to MaxSize chars
    // (excluding the terminating zero) and store a value to determine the length of the contained
    // string in the last character str[LenPos] by storing "MaxSize - length" there. If the string
    // to store has the maximal length of MaxSize then str[LenPos] will be 0 and therefore act as
    // the string terminator as well. For getting the string length back from that value just use
    // "MaxSize - str[LenPos]".
    // This allows to store 13-chars strings in 32-bit mode, 21-chars strings in 64-bit mode,
    // 13-chars strings for RAPIDJSON_48BITPOINTER_OPTIMIZATION=1 inline (for `UTF8`-encoded strings).
    struct ShortString {
        enum { MaxChars = sizeof(static_cast<Flag*>(0)->payload) / sizeof(Ch), MaxSize = MaxChars - 1, LenPos = MaxSize };
        Ch str[MaxChars];
 
        inline static bool Usable(SizeType len) { return                       (MaxSize >= len); }
        inline void     SetLength(SizeType len) { str[LenPos] = static_cast<Ch>(MaxSize -  len); }
        inline SizeType GetLength() const       { return  static_cast<SizeType>(MaxSize -  str[LenPos]); }
    };  // at most as many bytes as "String" above => 12 bytes in 32-bit mode, 16 bytes in 64-bit mode
 
    // By using proper binary layout, retrieval of different integer types do not need conversions.
    union Number {
#if RAPIDJSON_ENDIAN == RAPIDJSON_LITTLEENDIAN
        struct I {
            int i;
            char padding[4];
        }i;
        struct U {
            unsigned u;
            char padding2[4];
        }u;
#else
        struct I {
            char padding[4];
            int i;
        }i;
        struct U {
            char padding2[4];
            unsigned u;
        }u;
#endif
        int64_t i64;
        uint64_t u64;
        double d;
    };  // 8 bytes
 
    struct ObjectData {
        SizeType size;
        SizeType capacity;
        Member* members;
    };  // 12 bytes in 32-bit mode, 16 bytes in 64-bit mode
 
    struct ArrayData {
        SizeType size;
        SizeType capacity;
        GenericValue* elements;
    };  // 12 bytes in 32-bit mode, 16 bytes in 64-bit mode
 
    union Data {
        String s;
        ShortString ss;
        Number n;
        ObjectData o;
        ArrayData a;
        Flag f;
    };  // 16 bytes in 32-bit mode, 24 bytes in 64-bit mode, 16 bytes in 64-bit with RAPIDJSON_48BITPOINTER_OPTIMIZATION
 
    RAPIDJSON_FORCEINLINE const Ch* GetStringPointer() const { return RAPIDJSON_GETPOINTER(Ch, data_.s.str); }
    RAPIDJSON_FORCEINLINE const Ch* SetStringPointer(const Ch* str) { return RAPIDJSON_SETPOINTER(Ch, data_.s.str, str); }
    RAPIDJSON_FORCEINLINE GenericValue* GetElementsPointer() const { return RAPIDJSON_GETPOINTER(GenericValue, data_.a.elements); }
    RAPIDJSON_FORCEINLINE GenericValue* SetElementsPointer(GenericValue* elements) { return RAPIDJSON_SETPOINTER(GenericValue, data_.a.elements, elements); }
    RAPIDJSON_FORCEINLINE Member* GetMembersPointer() const { return RAPIDJSON_GETPOINTER(Member, data_.o.members); }
    RAPIDJSON_FORCEINLINE Member* SetMembersPointer(Member* members) { return RAPIDJSON_SETPOINTER(Member, data_.o.members, members); }
 
    // Initialize this value as array with initial data, without calling destructor.
    void SetArrayRaw(GenericValue* values, SizeType count, Allocator& allocator) {
        data_.f.flags = kArrayFlag;
        if (count) {
            GenericValue* e = static_cast<GenericValue*>(allocator.Malloc(count * sizeof(GenericValue)));
            SetElementsPointer(e);
            std::memcpy(e, values, count * sizeof(GenericValue));
        }
        else
            SetElementsPointer(0);
        data_.a.size = data_.a.capacity = count;
    }
 
    void SetObjectRaw(Member* members, SizeType count, Allocator& allocator) {
        data_.f.flags = kObjectFlag;
        if (count) {
            Member* m = static_cast<Member*>(allocator.Malloc(count * sizeof(Member)));
            SetMembersPointer(m);
            std::memcpy(m, members, count * sizeof(Member));
        }
        else
            SetMembersPointer(0);
        data_.o.size = data_.o.capacity = count;
    }
 
    void SetStringRaw(StringRefType s) RAPIDJSON_NOEXCEPT {
        data_.f.flags = kConstStringFlag;
        SetStringPointer(s);
        data_.s.length = s.length;
    }
 
    void SetStringRaw(StringRefType s, Allocator& allocator) {
        Ch* str = 0;
        if (ShortString::Usable(s.length)) {
            data_.f.flags = kShortStringFlag;
            data_.ss.SetLength(s.length);
            str = data_.ss.str;
        } else {
            data_.f.flags = kCopyStringFlag;
            data_.s.length = s.length;
            str = static_cast<Ch *>(allocator.Malloc((s.length + 1) * sizeof(Ch)));
            SetStringPointer(str);
        }
        std::memcpy(str, s, s.length * sizeof(Ch));
        str[s.length] = '\0';
    }
 
    void RawAssign(GenericValue& rhs) RAPIDJSON_NOEXCEPT {
        data_ = rhs.data_;
        // data_.f.flags = rhs.data_.f.flags;
        rhs.data_.f.flags = kNullFlag;
    }
 
    template <typename SourceAllocator>
    bool StringEqual(const GenericValue<Encoding, SourceAllocator>& rhs) const {
        RAPIDJSON_ASSERT(IsString());
        RAPIDJSON_ASSERT(rhs.IsString());
 
        const SizeType len1 = GetStringLength();
        const SizeType len2 = rhs.GetStringLength();
        if(len1 != len2) { return false; }
 
        const Ch* const str1 = GetString();
        const Ch* const str2 = rhs.GetString();
        if(str1 == str2) { return true; } // fast path for constant string
 
        return (std::memcmp(str1, str2, sizeof(Ch) * len1) == 0);
    }
 
    Data data_;
};
 
typedef GenericValue<UTF8<> > Value;
 
// GenericDocument 
 
 
template <typename Encoding, typename Allocator = MemoryPoolAllocator<>, typename StackAllocator = CrtAllocator>
class GenericDocument : public GenericValue<Encoding, Allocator> {
public:
    typedef typename Encoding::Ch Ch;                       
    typedef GenericValue<Encoding, Allocator> ValueType;    
    typedef Allocator AllocatorType;                        
 
 
    explicit GenericDocument(Type type, Allocator* allocator = 0, size_t stackCapacity = kDefaultStackCapacity, StackAllocator* stackAllocator = 0) :
        GenericValue<Encoding, Allocator>(type),  allocator_(allocator), ownAllocator_(0), stack_(stackAllocator, stackCapacity), parseResult_()
    {
        if (!allocator_)
            ownAllocator_ = allocator_ = RAPIDJSON_NEW(Allocator());
    }
 
 
    GenericDocument(Allocator* allocator = 0, size_t stackCapacity = kDefaultStackCapacity, StackAllocator* stackAllocator = 0) : 
        allocator_(allocator), ownAllocator_(0), stack_(stackAllocator, stackCapacity), parseResult_()
    {
        if (!allocator_)
            ownAllocator_ = allocator_ = RAPIDJSON_NEW(Allocator());
    }
 
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
    GenericDocument(GenericDocument&& rhs) RAPIDJSON_NOEXCEPT
        : ValueType(std::forward<ValueType>(rhs)), // explicit cast to avoid prohibited move from Document
          allocator_(rhs.allocator_),
          ownAllocator_(rhs.ownAllocator_),
          stack_(std::move(rhs.stack_)),
          parseResult_(rhs.parseResult_)
    {
        rhs.allocator_ = 0;
        rhs.ownAllocator_ = 0;
        rhs.parseResult_ = ParseResult();
    }
#endif
 
    ~GenericDocument() {
        Destroy();
    }
 
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
    GenericDocument& operator=(GenericDocument&& rhs) RAPIDJSON_NOEXCEPT
    {
        // The cast to ValueType is necessary here, because otherwise it would
        // attempt to call GenericValue's templated assignment operator.
        ValueType::operator=(std::forward<ValueType>(rhs));
 
        // Calling the destructor here would prematurely call stack_'s destructor
        Destroy();
 
        allocator_ = rhs.allocator_;
        ownAllocator_ = rhs.ownAllocator_;
        stack_ = std::move(rhs.stack_);
        parseResult_ = rhs.parseResult_;
 
        rhs.allocator_ = 0;
        rhs.ownAllocator_ = 0;
        rhs.parseResult_ = ParseResult();
 
        return *this;
    }
#endif
 
 
    GenericDocument& Swap(GenericDocument& rhs) RAPIDJSON_NOEXCEPT {
        ValueType::Swap(rhs);
        stack_.Swap(rhs.stack_);
        internal::Swap(allocator_, rhs.allocator_);
        internal::Swap(ownAllocator_, rhs.ownAllocator_);
        internal::Swap(parseResult_, rhs.parseResult_);
        return *this;
    }
 
 
    friend inline void swap(GenericDocument& a, GenericDocument& b) RAPIDJSON_NOEXCEPT { a.Swap(b); }
 
 
    template <typename Generator>
    GenericDocument& Populate(Generator& g) {
        ClearStackOnExit scope(*this);
        if (g(*this)) {
            RAPIDJSON_ASSERT(stack_.GetSize() == sizeof(ValueType)); // Got one and only one root object
            ValueType::operator=(*stack_.template Pop<ValueType>(1));// Move value from stack to document
        }
        return *this;
    }
 
 
 
    template <unsigned parseFlags, typename SourceEncoding, typename InputStream>
    GenericDocument& ParseStream(InputStream& is) {
        GenericReader<SourceEncoding, Encoding, StackAllocator> reader(
            stack_.HasAllocator() ? &stack_.GetAllocator() : 0);
        ClearStackOnExit scope(*this);
        parseResult_ = reader.template Parse<parseFlags>(is, *this);
        if (parseResult_) {
            RAPIDJSON_ASSERT(stack_.GetSize() == sizeof(ValueType)); // Got one and only one root object
            ValueType::operator=(*stack_.template Pop<ValueType>(1));// Move value from stack to document
        }
        return *this;
    }
 
 
    template <unsigned parseFlags, typename InputStream>
    GenericDocument& ParseStream(InputStream& is) {
        return ParseStream<parseFlags, Encoding, InputStream>(is);
    }
 
 
    template <typename InputStream>
    GenericDocument& ParseStream(InputStream& is) {
        return ParseStream<kParseDefaultFlags, Encoding, InputStream>(is);
    }
 
 
 
    template <unsigned parseFlags>
    GenericDocument& ParseInsitu(Ch* str) {
        GenericInsituStringStream<Encoding> s(str);
        return ParseStream<parseFlags | kParseInsituFlag>(s);
    }
 
 
    GenericDocument& ParseInsitu(Ch* str) {
        return ParseInsitu<kParseDefaultFlags>(str);
    }
 
 
 
    template <unsigned parseFlags, typename SourceEncoding>
    GenericDocument& Parse(const typename SourceEncoding::Ch* str) {
        RAPIDJSON_ASSERT(!(parseFlags & kParseInsituFlag));
        GenericStringStream<SourceEncoding> s(str);
        return ParseStream<parseFlags, SourceEncoding>(s);
    }
 
 
    template <unsigned parseFlags>
    GenericDocument& Parse(const Ch* str) {
        return Parse<parseFlags, Encoding>(str);
    }
 
 
    GenericDocument& Parse(const Ch* str) {
        return Parse<kParseDefaultFlags>(str);
    }
 
    template <unsigned parseFlags, typename SourceEncoding>
    GenericDocument& Parse(const typename SourceEncoding::Ch* str, size_t length) {
        RAPIDJSON_ASSERT(!(parseFlags & kParseInsituFlag));
        MemoryStream ms(static_cast<const char*>(str), length * sizeof(typename SourceEncoding::Ch));
        EncodedInputStream<SourceEncoding, MemoryStream> is(ms);
        ParseStream<parseFlags, SourceEncoding>(is);
        return *this;
    }
 
    template <unsigned parseFlags>
    GenericDocument& Parse(const Ch* str, size_t length) {
        return Parse<parseFlags, Encoding>(str, length);
    }
    
    GenericDocument& Parse(const Ch* str, size_t length) {
        return Parse<kParseDefaultFlags>(str, length);
    }
 
#if RAPIDJSON_HAS_STDSTRING
    template <unsigned parseFlags, typename SourceEncoding>
    GenericDocument& Parse(const std::basic_string<typename SourceEncoding::Ch>& str) {
        // c_str() is constant complexity according to standard. Should be faster than Parse(const char*, size_t)
        return Parse<parseFlags, SourceEncoding>(str.c_str());
    }
 
    template <unsigned parseFlags>
    GenericDocument& Parse(const std::basic_string<Ch>& str) {
        return Parse<parseFlags, Encoding>(str.c_str());
    }
 
    GenericDocument& Parse(const std::basic_string<Ch>& str) {
        return Parse<kParseDefaultFlags>(str);
    }
#endif // RAPIDJSON_HAS_STDSTRING    
 
 
 
    bool HasParseError() const { return parseResult_.IsError(); }
 
    ParseErrorCode GetParseError() const { return parseResult_.Code(); }
 
    size_t GetErrorOffset() const { return parseResult_.Offset(); }
 
#ifndef __clang // -Wdocumentation
#endif
    operator ParseResult() const { return parseResult_; }
 
    Allocator& GetAllocator() {
        RAPIDJSON_ASSERT(allocator_);
        return *allocator_;
    }
 
    size_t GetStackCapacity() const { return stack_.GetCapacity(); }
 
private:
    // clear stack on any exit from ParseStream, e.g. due to exception
    struct ClearStackOnExit {
        explicit ClearStackOnExit(GenericDocument& d) : d_(d) {}
        ~ClearStackOnExit() { d_.ClearStack(); }
    private:
        ClearStackOnExit(const ClearStackOnExit&);
        ClearStackOnExit& operator=(const ClearStackOnExit&);
        GenericDocument& d_;
    };
 
    // callers of the following private Handler functions
    // template <typename,typename,typename> friend class GenericReader; // for parsing
    template <typename, typename> friend class GenericValue; // for deep copying
 
public:
    // Implementation of Handler
    bool Null() { new (stack_.template Push<ValueType>()) ValueType(); return true; }
    bool Bool(bool b) { new (stack_.template Push<ValueType>()) ValueType(b); return true; }
    bool Int(int i) { new (stack_.template Push<ValueType>()) ValueType(i); return true; }
    bool Uint(unsigned i) { new (stack_.template Push<ValueType>()) ValueType(i); return true; }
    bool Int64(int64_t i) { new (stack_.template Push<ValueType>()) ValueType(i); return true; }
    bool Uint64(uint64_t i) { new (stack_.template Push<ValueType>()) ValueType(i); return true; }
    bool Double(double d) { new (stack_.template Push<ValueType>()) ValueType(d); return true; }
 
    bool RawNumber(const Ch* str, SizeType length, bool copy) { 
        if (copy) 
            new (stack_.template Push<ValueType>()) ValueType(str, length, GetAllocator());
        else
            new (stack_.template Push<ValueType>()) ValueType(str, length);
        return true;
    }
 
    bool String(const Ch* str, SizeType length, bool copy) { 
        if (copy) 
            new (stack_.template Push<ValueType>()) ValueType(str, length, GetAllocator());
        else
            new (stack_.template Push<ValueType>()) ValueType(str, length);
        return true;
    }
 
    bool StartObject() { new (stack_.template Push<ValueType>()) ValueType(kObjectType); return true; }
    
    bool Key(const Ch* str, SizeType length, bool copy) { return String(str, length, copy); }
 
    bool EndObject(SizeType memberCount) {
        typename ValueType::Member* members = stack_.template Pop<typename ValueType::Member>(memberCount);
        stack_.template Top<ValueType>()->SetObjectRaw(members, memberCount, GetAllocator());
        return true;
    }
 
    bool StartArray() { new (stack_.template Push<ValueType>()) ValueType(kArrayType); return true; }
    
    bool EndArray(SizeType elementCount) {
        ValueType* elements = stack_.template Pop<ValueType>(elementCount);
        stack_.template Top<ValueType>()->SetArrayRaw(elements, elementCount, GetAllocator());
        return true;
    }
 
private:
    GenericDocument(const GenericDocument&);
    GenericDocument& operator=(const GenericDocument&);
 
    void ClearStack() {
        if (Allocator::kNeedFree)
            while (stack_.GetSize() > 0)    // Here assumes all elements in stack array are GenericValue (Member is actually 2 GenericValue objects)
                (stack_.template Pop<ValueType>(1))->~ValueType();
        else
            stack_.Clear();
        stack_.ShrinkToFit();
    }
 
    void Destroy() {
        RAPIDJSON_DELETE(ownAllocator_);
    }
 
    static const size_t kDefaultStackCapacity = 1024;
    Allocator* allocator_;
    Allocator* ownAllocator_;
    internal::Stack<StackAllocator> stack_;
    ParseResult parseResult_;
};
 
typedef GenericDocument<UTF8<> > Document;
 
// defined here due to the dependency on GenericDocument
template <typename Encoding, typename Allocator>
template <typename SourceAllocator>
inline
GenericValue<Encoding,Allocator>::GenericValue(const GenericValue<Encoding,SourceAllocator>& rhs, Allocator& allocator)
{
    switch (rhs.GetType()) {
    case kObjectType:
    case kArrayType: { // perform deep copy via SAX Handler
            GenericDocument<Encoding,Allocator> d(&allocator);
            rhs.Accept(d);
            RawAssign(*d.stack_.template Pop<GenericValue>(1));
        }
        break;
    case kStringType:
        if (rhs.data_.f.flags == kConstStringFlag) {
            data_.f.flags = rhs.data_.f.flags;
            data_  = *reinterpret_cast<const Data*>(&rhs.data_);
        } else {
            SetStringRaw(StringRef(rhs.GetString(), rhs.GetStringLength()), allocator);
        }
        break;
    default:
        data_.f.flags = rhs.data_.f.flags;
        data_  = *reinterpret_cast<const Data*>(&rhs.data_);
        break;
    }
}
 
 
template <bool Const, typename ValueT>
class GenericArray {
public:
    typedef GenericArray<true, ValueT> ConstArray;
    typedef GenericArray<false, ValueT> Array;
    typedef ValueT PlainType;
    typedef typename internal::MaybeAddConst<Const,PlainType>::Type ValueType;
    typedef ValueType* ValueIterator;  // This may be const or non-const iterator
    typedef const ValueT* ConstValueIterator;
    typedef typename ValueType::AllocatorType AllocatorType;
    typedef typename ValueType::StringRefType StringRefType;
 
    template <typename, typename>
    friend class GenericValue;
 
    GenericArray(const GenericArray& rhs) : value_(rhs.value_) {}
    GenericArray& operator=(const GenericArray& rhs) { value_ = rhs.value_; return *this; }
    ~GenericArray() {}
 
    SizeType Size() const { return value_.Size(); }
    SizeType Capacity() const { return value_.Capacity(); }
    bool Empty() const { return value_.Empty(); }
    void Clear() const { value_.Clear(); }
    ValueType& operator[](SizeType index) const {  return value_[index]; }
    ValueIterator Begin() const { return value_.Begin(); }
    ValueIterator End() const { return value_.End(); }
    GenericArray Reserve(SizeType newCapacity, AllocatorType &allocator) const { value_.Reserve(newCapacity, allocator); return *this; }
    GenericArray PushBack(ValueType& value, AllocatorType& allocator) const { value_.PushBack(value, allocator); return *this; }
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
    GenericArray PushBack(ValueType&& value, AllocatorType& allocator) const { value_.PushBack(value, allocator); return *this; }
#endif // RAPIDJSON_HAS_CXX11_RVALUE_REFS
    GenericArray PushBack(StringRefType value, AllocatorType& allocator) const { value_.PushBack(value, allocator); return *this; }
    template <typename T> RAPIDJSON_DISABLEIF_RETURN((internal::OrExpr<internal::IsPointer<T>, internal::IsGenericValue<T> >), (const GenericArray&)) PushBack(T value, AllocatorType& allocator) const { value_.PushBack(value, allocator); return *this; }
    GenericArray PopBack() const { value_.PopBack(); return *this; }
    ValueIterator Erase(ConstValueIterator pos) const { return value_.Erase(pos); }
    ValueIterator Erase(ConstValueIterator first, ConstValueIterator last) const { return value_.Erase(first, last); }
 
#if RAPIDJSON_HAS_CXX11_RANGE_FOR
    ValueIterator begin() const { return value_.Begin(); }
    ValueIterator end() const { return value_.End(); }
#endif
 
private:
    GenericArray();
    GenericArray(ValueType& value) : value_(value) {}
    ValueType& value_;
};
 
 
template <bool Const, typename ValueT>
class GenericObject {
public:
    typedef GenericObject<true, ValueT> ConstObject;
    typedef GenericObject<false, ValueT> Object;
    typedef ValueT PlainType;
    typedef typename internal::MaybeAddConst<Const,PlainType>::Type ValueType;
    typedef GenericMemberIterator<Const, typename ValueT::EncodingType, typename ValueT::AllocatorType> MemberIterator;  // This may be const or non-const iterator
    typedef GenericMemberIterator<true, typename ValueT::EncodingType, typename ValueT::AllocatorType> ConstMemberIterator;
    typedef typename ValueType::AllocatorType AllocatorType;
    typedef typename ValueType::StringRefType StringRefType;
    typedef typename ValueType::EncodingType EncodingType;
    typedef typename ValueType::Ch Ch;
 
    template <typename, typename>
    friend class GenericValue;
 
    GenericObject(const GenericObject& rhs) : value_(rhs.value_) {}
    GenericObject& operator=(const GenericObject& rhs) { value_ = rhs.value_; return *this; }
    ~GenericObject() {}
 
    SizeType MemberCount() const { return value_.MemberCount(); }
    bool ObjectEmpty() const { return value_.ObjectEmpty(); }
    template <typename T> ValueType& operator[](T* name) const { return value_[name]; }
    template <typename SourceAllocator> ValueType& operator[](const GenericValue<EncodingType, SourceAllocator>& name) const { return value_[name]; }
#if RAPIDJSON_HAS_STDSTRING
    ValueType& operator[](const std::basic_string<Ch>& name) const { return value_[name]; }
#endif
    MemberIterator MemberBegin() const { return value_.MemberBegin(); }
    MemberIterator MemberEnd() const { return value_.MemberEnd(); }
    bool HasMember(const Ch* name) const { return value_.HasMember(name); }
#if RAPIDJSON_HAS_STDSTRING
    bool HasMember(const std::basic_string<Ch>& name) const { return value_.HasMember(name); }
#endif
    template <typename SourceAllocator> bool HasMember(const GenericValue<EncodingType, SourceAllocator>& name) const { return value_.HasMember(name); }
    MemberIterator FindMember(const Ch* name) const { return value_.FindMember(name); }
    template <typename SourceAllocator> MemberIterator FindMember(const GenericValue<EncodingType, SourceAllocator>& name) const { return value_.FindMember(name); }
#if RAPIDJSON_HAS_STDSTRING
    MemberIterator FindMember(const std::basic_string<Ch>& name) const { return value_.FindMember(name); }
#endif
    GenericObject AddMember(ValueType& name, ValueType& value, AllocatorType& allocator) const { value_.AddMember(name, value, allocator); return *this; }
    GenericObject AddMember(ValueType& name, StringRefType value, AllocatorType& allocator) const { value_.AddMember(name, value, allocator); return *this; }
#if RAPIDJSON_HAS_STDSTRING
    GenericObject AddMember(ValueType& name, std::basic_string<Ch>& value, AllocatorType& allocator) const { value_.AddMember(name, value, allocator); return *this; }
#endif
    template <typename T> RAPIDJSON_DISABLEIF_RETURN((internal::OrExpr<internal::IsPointer<T>, internal::IsGenericValue<T> >), (ValueType&)) AddMember(ValueType& name, T value, AllocatorType& allocator) const { value_.AddMember(name, value, allocator); return *this; }
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
    GenericObject AddMember(ValueType&& name, ValueType&& value, AllocatorType& allocator) const { value_.AddMember(name, value, allocator); return *this; }
    GenericObject AddMember(ValueType&& name, ValueType& value, AllocatorType& allocator) const { value_.AddMember(name, value, allocator); return *this; }
    GenericObject AddMember(ValueType& name, ValueType&& value, AllocatorType& allocator) const { value_.AddMember(name, value, allocator); return *this; }
    GenericObject AddMember(StringRefType name, ValueType&& value, AllocatorType& allocator) const { value_.AddMember(name, value, allocator); return *this; }
#endif // RAPIDJSON_HAS_CXX11_RVALUE_REFS
    GenericObject AddMember(StringRefType name, ValueType& value, AllocatorType& allocator) const { value_.AddMember(name, value, allocator); return *this; }
    GenericObject AddMember(StringRefType name, StringRefType value, AllocatorType& allocator) const { value_.AddMember(name, value, allocator); return *this; }
    template <typename T> RAPIDJSON_DISABLEIF_RETURN((internal::OrExpr<internal::IsPointer<T>, internal::IsGenericValue<T> >), (GenericObject)) AddMember(StringRefType name, T value, AllocatorType& allocator) const { value_.AddMember(name, value, allocator); return *this; }
    void RemoveAllMembers() { return value_.RemoveAllMembers(); }
    bool RemoveMember(const Ch* name) const { return value_.RemoveMember(name); }
#if RAPIDJSON_HAS_STDSTRING
    bool RemoveMember(const std::basic_string<Ch>& name) const { return value_.RemoveMember(name); }
#endif
    template <typename SourceAllocator> bool RemoveMember(const GenericValue<EncodingType, SourceAllocator>& name) const { return value_.RemoveMember(name); }
    MemberIterator RemoveMember(MemberIterator m) const { return value_.RemoveMember(m); }
    MemberIterator EraseMember(ConstMemberIterator pos) const { return value_.EraseMember(pos); }
    MemberIterator EraseMember(ConstMemberIterator first, ConstMemberIterator last) const { return value_.EraseMember(first, last); }
    bool EraseMember(const Ch* name) const { return value_.EraseMember(name); }
#if RAPIDJSON_HAS_STDSTRING
    bool EraseMember(const std::basic_string<Ch>& name) const { return EraseMember(ValueType(StringRef(name))); }
#endif
    template <typename SourceAllocator> bool EraseMember(const GenericValue<EncodingType, SourceAllocator>& name) const { return value_.EraseMember(name); }
 
#if RAPIDJSON_HAS_CXX11_RANGE_FOR
    MemberIterator begin() const { return value_.MemberBegin(); }
    MemberIterator end() const { return value_.MemberEnd(); }
#endif
 
private:
    GenericObject();
    GenericObject(ValueType& value) : value_(value) {}
    ValueType& value_;
};
 
RAPIDJSON_NAMESPACE_END
RAPIDJSON_DIAG_POP
 
#endif // RAPIDJSON_DOCUMENT_H_