06504ecc1f
The new data of modified rows is now stored directly within the row_mapping also changed how new rows are handled so the new empty row for inserting is not a special case but is part of the list.
126 lines
2.9 KiB
C++
126 lines
2.9 KiB
C++
#include "Pgsql_Params.h"
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#include <cstring>
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using namespace Pgsql;
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Params::Params()
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{}
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Params::Params(const Params& rhs)
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: m_paramTypes(rhs.m_paramTypes)
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, m_paramLengths(rhs.m_paramLengths)
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, m_paramFormats(rhs.m_paramFormats)
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{
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//std::vector<const char *> m_paramValues;
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appendValues(rhs.m_paramValues);
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}
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Params& Params::operator=(const Params& rhs)
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{
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if (&rhs != this) {
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m_paramTypes = rhs.m_paramTypes;
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m_paramLengths = rhs.m_paramLengths;
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m_paramFormats = rhs.m_paramFormats;
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appendValues(rhs.m_paramValues);
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}
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return *this;
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}
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Params::Params(Params&& rhs)
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: m_paramTypes(std::move(rhs.m_paramTypes))
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, m_paramValues(std::move(rhs.m_paramValues))
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, m_paramLengths(std::move(rhs.m_paramLengths))
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, m_paramFormats(std::move(rhs.m_paramFormats))
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{
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rhs.m_paramValues.clear(); // just in case it was copied instead of moved
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}
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Params& Params::operator=(Params&& rhs)
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{
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if (&rhs != this) {
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m_paramTypes = std::move(rhs.m_paramTypes);
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m_paramValues = std::move(rhs.m_paramValues);
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rhs.m_paramValues.clear(); // just in case it was copied instead of moved
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m_paramLengths = std::move(rhs.m_paramLengths);
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m_paramFormats = std::move(rhs.m_paramFormats);
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}
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return *this;
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}
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Params::~Params()
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{
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deleteValues();
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}
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Param Params::addText(const char *data, Oid oid)
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{
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m_paramTypes.push_back(oid);
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m_paramValues.push_back(data);
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m_paramLengths.push_back(data ? static_cast<int>(strlen(data)) + 1 : 0);
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m_paramFormats.push_back(0);
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return Param(*this, static_cast<int>(m_paramValues.size()) - 1);
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}
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Param Params::add(const QString &s, Oid oid)
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{
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auto ba = s.toUtf8();
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const int len = ba.size();
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char * p = new char[len+1];
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std::memcpy(p, ba.data(), len);
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p[len] = 0;
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return addText(p, oid);
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}
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Param Params::add(const char *data, Oid oid)
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{
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char * p = nullptr;
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int len = 0;
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if (data) {
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len = static_cast<int>(std::strlen(data));
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p = new char[len+1];
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std::memcpy(p, data, len);
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p[len] = 0;
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}
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return addText(p, oid);
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}
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template <typename T, typename U>
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void concatContainers(T &d, const U& s)
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{
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d.insert(d.end(), s.begin(), s.end());
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}
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void Params::addParams(const Params ¶ms)
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{
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concatContainers(m_paramTypes, params.m_paramTypes);
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concatContainers(m_paramLengths, params.m_paramLengths);
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concatContainers(m_paramFormats, params.m_paramFormats);
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appendValues(params.m_paramValues);
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}
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void Params::clear()
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{
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m_paramTypes.clear();
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deleteValues();
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m_paramValues.clear();
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m_paramLengths.clear();
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m_paramFormats.clear();
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}
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void Params::appendValues(const t_paramValues &r)
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{
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const int n = static_cast<int>(r.size());
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const int ofs = m_paramValues.size();
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m_paramValues.reserve(ofs + n);
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for (int i = 0; i < n; ++i) {
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if (r[i]) {
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const int len = m_paramLengths[ofs + i];
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char * p = new char[len+1];
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std::memcpy(p, r[i], len+1);
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m_paramValues.push_back(p);
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}
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else {
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m_paramValues.push_back(nullptr);
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}
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}
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}
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