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2ec40cb6f1
New array index operators allow for concise reading and writing of fields in the STObject, with associated unit test.
128 lines
2.9 KiB
C++
128 lines
2.9 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012, 2013 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef RIPPLE_PROTOCOL_STINTEGER_H_INCLUDED
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#define RIPPLE_PROTOCOL_STINTEGER_H_INCLUDED
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#include <ripple/protocol/STBase.h>
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namespace ripple {
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template <typename Integer>
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class STInteger
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: public STBase
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{
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public:
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using value_type = Integer;
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explicit
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STInteger (Integer v)
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: value_ (v)
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{ }
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STInteger (SField const& n, Integer v = 0)
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: STBase (n), value_ (v)
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{ }
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STInteger(SerialIter& sit, SField const& name);
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STBase*
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copy (std::size_t n, void* buf) const override
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{
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return emplace(n, buf, *this);
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}
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STBase*
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move (std::size_t n, void* buf) override
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{
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return emplace(n, buf, std::move(*this));
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}
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SerializedTypeID
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getSType () const override;
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Json::Value
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getJson (int) const override;
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std::string
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getText () const override;
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void
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add (Serializer& s) const override
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{
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assert (fName->isBinary ());
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assert (fName->fieldType == getSType ());
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s.addInteger (value_);
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}
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Integer
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getValue () const
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{
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return value_;
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}
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STInteger& operator= (value_type const& v)
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{
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value_ = v;
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return *this;
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}
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value_type value() const noexcept
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{
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return value_;
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}
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void
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setValue (Integer v)
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{
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value_ = v;
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}
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operator
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Integer () const
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{
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return value_;
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}
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virtual
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bool isDefault () const override
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{
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return value_ == 0;
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}
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bool
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isEquivalent (const STBase& t) const override
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{
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const STInteger* v = dynamic_cast<const STInteger*> (&t);
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return v && (value_ == v->value_);
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}
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private:
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Integer value_;
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};
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using STUInt8 = STInteger<unsigned char>;
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using STUInt16 = STInteger<std::uint16_t>;
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using STUInt32 = STInteger<std::uint32_t>;
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using STUInt64 = STInteger<std::uint64_t>;
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} // ripple
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#endif
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