49 lines
1.1 KiB
C++
49 lines
1.1 KiB
C++
#ifndef PGSQL_PARAMS_H
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#define PGSQL_PARAMS_H
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#include <vector>
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#include <QString>
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#include <pgsql/libpq-fe.h>
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#include "Pgsql_declare.h"
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namespace Pgsql {
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class Params {
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public:
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Params();
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Params(const Params& rhs);
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Params& operator=(const Params& rhs);
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Params(const Params&& rhs);
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~Params();
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/** \brief Add a parameter to the list.
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*
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* The class takes ownership of data and will try to delete[] it.
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*/
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void addText(const char *data, Oid oid=oid_varchar);
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void add(const QString &s, Oid oid=oid_varchar);
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void addBinary(const char *data, int length, Oid oid);
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void clear();
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private:
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using t_paramValues = std::vector<const char *>;
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void deleteValues()
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{
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for (auto e : m_paramValues)
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delete[] e;
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}
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/* Assumes other lists already have been copied */
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void copyValues(const t_paramValues &r);
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std::vector<Oid> m_paramTypes;
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t_paramValues m_paramValues;
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std::vector<int> m_paramLengths; ///< postgresql ignores lengths for text parameters but we will it anyway for efficient copying
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std::vector<int> m_paramFormats;
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};
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} // end namespace Pgsql
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#endif // PGSQL_PARAMS_H
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