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67 lines
2.4 KiB
C++
67 lines
2.4 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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#include <ripple/protocol/SOTemplate.h>
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namespace ripple {
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SOTemplate::SOTemplate(
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std::initializer_list<SOElement> uniqueFields,
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std::initializer_list<SOElement> commonFields)
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: indices_(SField::getNumFields() + 1, -1) // Unmapped indices == -1
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{
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// Add all SOElements.
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elements_.reserve(uniqueFields.size() + commonFields.size());
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elements_.assign(uniqueFields);
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elements_.insert(elements_.end(), commonFields);
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// Validate and index elements_.
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for (std::size_t i = 0; i < elements_.size(); ++i)
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{
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SField const& sField{elements_[i].sField()};
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// Make sure the field's index is in range
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//
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if (sField.getNum() <= 0 || sField.getNum() >= indices_.size())
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Throw<std::runtime_error>("Invalid field index for SOTemplate.");
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// Make sure that this field hasn't already been assigned
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//
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if (getIndex(sField) != -1)
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Throw<std::runtime_error>("Duplicate field index for SOTemplate.");
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// Add the field to the index mapping table
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//
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indices_[sField.getNum()] = i;
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}
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}
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int
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SOTemplate::getIndex(SField const& sField) const
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{
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// The mapping table should be large enough for any possible field
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//
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if (sField.getNum() <= 0 || sField.getNum() >= indices_.size())
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Throw<std::runtime_error>("Invalid field index for getIndex().");
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return indices_[sField.getNum()];
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}
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} // namespace ripple
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