Class GenericDocument

rapidjson/document.h:2066–2441

*/
template <typename Encoding, typename Allocator = CrtAllocator, typename StackAllocator = CrtAllocator>
class GenericDocument : public GenericValue<Encoding, Allocator> {
public:
    typedef typename Encoding::Ch Ch;                       //!< Character type derived from Encoding.
    typedef GenericValue<Encoding, Allocator> ValueType;    //!< Value type of the document.
    typedef Allocator AllocatorType;                        //!< Allocator type from template parameter.

    //! Constructor
    /*! Creates an empty document of specified type.
        \param type             Mandatory type of object to create.
        \param allocator        Optional allocator for allocating memory.
        \param stackCapacity    Optional initial capacity of stack in bytes.
        \param stackAllocator   Optional allocator for allocating memory for stack.
    */
    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());
    }

    //! Constructor
    /*! Creates an empty document which type is Null.
        \param allocator        Optional allocator for allocating memory.
        \param stackCapacity    Optional initial capacity of stack in bytes.
        \param stackAllocator   Optional allocator for allocating memory for stack.
    */
    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
    //! Move constructor in C++11
    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
    //! Move assignment in C++11
    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.