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Viewing changes to pgadmin/pgscript/expressions/pgsGenInt.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Gerfried Fuchs
  • Date: 2009-07-30 12:27:16 UTC
  • mfrom: (1.1.6 upstream)
  • Revision ID: james.westby@ubuntu.com-20090730122716-fddbh42on721bbs2
Tags: 1.10.0-1
* New upstream release.
* Adjusted watch file to match release candidates.
* Updated to Standards-Version 3.8.2:
  - Moved to Section: database.
  - Add DEB_BUILD_OPTIONS support for parallel building.
  - Move from findstring to filter suggestion for DEB_BUILD_OPTIONS parsing.
* pgagent got split into its own separate source package by upstream.
* Exclude Docs.vcproj from installation.
* Move doc-base.enus from pgadmin3 to pgadmin3-data package, the files are
  in there too.

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pgadmin/pgscript/expressions/pgsGenInt.cpp
 
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//////////////////////////////////////////////////////////////////////////
 
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//
 
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// pgScript - PostgreSQL Tools
 
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// RCS-ID:      $Id: pgsGenInt.cpp 7758 2009-03-26 20:49:59Z dpage $
 
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// Copyright (C) 2002 - 2009, The pgAdmin Development Team
 
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// This software is released under the BSD Licence
 
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//
 
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//////////////////////////////////////////////////////////////////////////
 
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#include "pgAdmin3.h"
 
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#include "pgscript/expressions/pgsGenInt.h"
 
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#include "pgscript/exceptions/pgsParameterException.h"
 
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#include "pgscript/generators/pgsDictionaryGen.h"
 
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#include "pgscript/objects/pgsGenerator.h"
 
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pgsGenInt::pgsGenInt(const pgsExpression * min, const pgsExpression * max,
 
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                const pgsExpression * sequence, const pgsExpression * seed) :
 
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        pgsExpression(), m_min(min), m_max(max), m_sequence(sequence), m_seed(seed)
 
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{
 
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}
 
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pgsGenInt::~pgsGenInt()
 
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{
 
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        pdelete(m_min);
 
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        pdelete(m_max);
 
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        pdelete(m_sequence);
 
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        pdelete(m_seed);
 
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}
 
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pgsExpression * pgsGenInt::clone() const
 
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{
 
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        return pnew pgsGenInt(*this);
 
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}
 
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pgsGenInt::pgsGenInt(const pgsGenInt & that) :
 
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        pgsExpression(that)
 
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{
 
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        m_min = that.m_min->clone();
 
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        m_max = that.m_max->clone();
 
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        m_sequence = that.m_sequence->clone();
 
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        m_seed = that.m_seed->clone();
 
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}
 
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pgsGenInt & pgsGenInt::operator =(const pgsGenInt & that)
 
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{
 
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        if (this != &that)
 
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        {
 
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                pgsExpression::operator=(that);
 
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                pdelete(m_min);
 
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                pdelete(m_max);
 
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                pdelete(m_sequence);
 
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                pdelete(m_seed);
 
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                m_min = that.m_min->clone();
 
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                m_max = that.m_max->clone();
 
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                m_sequence = that.m_sequence->clone();
 
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                m_seed = that.m_seed->clone();
 
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        }
 
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        return (*this);
 
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}
 
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wxString pgsGenInt::value() const
 
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{
 
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        return wxString() << wxT("integer[ min = ") << m_min->value() << wxT(" max = ")
 
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                        << m_max->value() << wxT(" sequence = ") << m_sequence->value()
 
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                        << wxT(" seed = ") << m_seed->value() << wxT(" ]");
 
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}
 
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pgsOperand pgsGenInt::eval(pgsVarMap & vars) const
 
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{
 
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        // Evaluate parameters
 
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        pgsOperand min(m_min->eval(vars));
 
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        pgsOperand max(m_max->eval(vars));
 
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        pgsOperand sequence(m_sequence->eval(vars));
 
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        pgsOperand seed(m_seed->eval(vars));
 
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        // Check parameters and create the generator
 
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        if (min->is_integer() && max->is_integer() && sequence->is_integer()
 
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                        && seed->is_integer())
 
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        {
 
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                long aux_sequence, aux_seed;
 
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                sequence->value().ToLong(&aux_sequence);
 
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                seed->value().ToLong(&aux_seed);
 
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                return pnew pgsGenerator(pgsVariable::pgsTInt,
 
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                                pnew pgsIntegerGen(pgsVariable::num(min), pgsVariable::num(max),
 
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                                                aux_sequence != 0, aux_seed));
 
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        }
 
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        else
 
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        {
 
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                // Deal with errors
 
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                if (!min->is_integer())
 
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                {
 
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                        throw pgsParameterException(wxString() << value()
 
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                                        << wxT(":\nmin should be an integer"));
 
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                }
 
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                else if (!max->is_integer())
 
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                {
 
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                        throw pgsParameterException(wxString() << value()
 
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                                        << wxT(":\nmax should be an integer"));
 
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                }
 
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                else if (!sequence->is_integer())
 
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                {
 
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                        throw pgsParameterException(wxString() << value()
 
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                                        << wxT(":\nsequence should be an integer"));
 
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                }
 
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                else
 
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                {
 
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                        throw pgsParameterException(wxString() << value()
 
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                                        << wxT(":\nseed should be an integer"));
 
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                }
 
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        }
 
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}