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94 lines
2.1 KiB
C++
94 lines
2.1 KiB
C++
//////////////////////////////////////////////////////////////////////////
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//
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// pgScript - PostgreSQL Tools
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//
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// Copyright (C) 2002 - 2016, The pgAdmin Development Team
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// This software is released under the PostgreSQL Licence
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//
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//////////////////////////////////////////////////////////////////////////
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#ifndef PGSGENERATOR_H_
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#define PGSGENERATOR_H_
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#include "pgscript/pgScript.h"
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#include "pgscript/generators/pgsObjectGen.h"
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#include "pgscript/objects/pgsVariable.h"
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#include "pgscript/utilities/pgsSharedPtr.h"
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class pgsNumber;
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class pgsRecord;
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class pgsString;
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class pgsGenerator : public pgsVariable
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{
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public:
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virtual pgsOperand pgs_plus(const pgsVariable &rhs) const;
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virtual pgsOperand pgs_minus(const pgsVariable &rhs) const;
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virtual pgsOperand pgs_times(const pgsVariable &rhs) const;
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virtual pgsOperand pgs_over(const pgsVariable &rhs) const;
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virtual pgsOperand pgs_modulo(const pgsVariable &rhs) const;
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virtual pgsOperand pgs_equal(const pgsVariable &rhs) const;
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virtual pgsOperand pgs_different(const pgsVariable &rhs) const;
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virtual pgsOperand pgs_greater(const pgsVariable &rhs) const;
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virtual pgsOperand pgs_lower(const pgsVariable &rhs) const;
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virtual pgsOperand pgs_lower_equal(const pgsVariable &rhs) const;
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virtual pgsOperand pgs_greater_equal(const pgsVariable &rhs) const;
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virtual pgsOperand pgs_not() const;
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virtual bool pgs_is_true() const;
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virtual pgsOperand pgs_almost_equal(const pgsVariable &rhs) const;
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protected:
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typedef pgsSharedPtr<pgsObjectGen> pgsRandomizer;
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mutable pgsRandomizer m_randomizer;
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public:
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pgsGenerator(const pgsTypes &generator_type, pgsObjectGen *randomizer);
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virtual ~pgsGenerator();
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virtual pgsVariable *clone() const;
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/* pgsGenerator(const pgsGenerator & that); */
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/* pgsGenerator & operator =(const pgsGenerator & that); */
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public:
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virtual wxString value() const;
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virtual pgsOperand eval(pgsVarMap &vars) const;
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protected:
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pgsOperand operand() const;
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public:
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virtual pgsNumber number() const;
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virtual pgsRecord record() const;
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virtual pgsString string() const;
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};
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#endif /*PGSGENERATOR_H_*/
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