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libreoffice/connectivity/source/inc/file/fcode.hxx
2001-04-30 08:59:56 +00:00

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/*************************************************************************
*
* $RCSfile: fcode.hxx,v $
*
* $Revision: 1.7 $
*
* last change: $Author: oj $ $Date: 2001-04-30 09:59:56 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _CONNECTIVITY_FILE_FCODE_HXX_
#define _CONNECTIVITY_FILE_FCODE_HXX_
#ifndef _CONNECTIVITY_PARSE_SQLITERATOR_HXX_
#include "connectivity/sqliterator.hxx"
#endif
#ifndef _COM_SUN_STAR_SDBC_DATATYPE_HPP_
#include <com/sun/star/sdbc/DataType.hpp>
#endif
#ifndef _CONNECTIVITY_COMMONTOOLS_HXX_
#include "connectivity/CommonTools.hxx"
#endif
//#define CONNECTIVITY_PROPERTY_NAME_SPACE file
//#ifndef _CONNECTIVITY_PROPERTYIDS_HXX_
//#include "propertyids.hxx"
//#endif
#ifndef _RTTI_HXX //autogen
#include <tools/rtti.hxx>
#endif
#ifndef _COM_SUN_STAR_CONTAINER_XNAMEACCESS_HPP_
#include <com/sun/star/container/XNameAccess.hpp>
#endif
#ifndef _CONNECTIVITY_FILE_VALUE_HXX_
#include "FValue.hxx"
#endif
namespace connectivity
{
class OSQLParseNode;
namespace file
{
class OOperand;
typedef ::std::stack<OOperand*> OCodeStack;
class OBoolOperator;
typedef ::std::map<sal_Int32,sal_Int32> OEvaluateSet;
typedef ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameAccess> OFileColumns;
class OCode
{
public:
virtual ~OCode();
TYPEINFO();
};
// operands that the parsetree generate
class OOperand : public OCode
{
protected:
sal_Int32 m_eDBType;
OOperand(const sal_Int32& _rType) : m_eDBType(_rType){}
OOperand() : m_eDBType(::com::sun::star::sdbc::DataType::OTHER){}
public:
virtual ORowSetValue getValue() const = 0;
virtual void setValue(const ORowSetValue& _rVal) = 0;
virtual sal_Int32 getDBType() const {return m_eDBType;}
virtual OEvaluateSet* preProcess(OBoolOperator* pOp, OOperand* pRight = 0);
inline sal_Bool isValid() const;
TYPEINFO();
};
class OOperandRow : public OOperand
{
sal_uInt16 m_nRowPos;
protected:
OValueRow m_pRow;
OOperandRow(sal_uInt16 _nPos, sal_Int32 _rType);
public:
sal_uInt16 getRowPos() const {return m_nRowPos;}
virtual ORowSetValue getValue() const;
virtual void setValue(const ORowSetValue& _rVal);
void bindValue(OValueRow _pRow); // Bindung an den Wert, den der Operand repr<70>sentiert
TYPEINFO();
};
// Attribute aus einer Ergebniszeile
class OOperandAttr : public OOperandRow
{
protected:
::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet> m_xColumn;
public:
OOperandAttr(sal_uInt16 _nPos,const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet>& _xColumn);
~OOperandAttr()
{
m_xColumn = NULL;
}
virtual sal_Bool isIndexed() const;
virtual OEvaluateSet* preProcess(OBoolOperator* pOp, OOperand* pRight = 0);
TYPEINFO();
};
// Attribute aus einer Ergebniszeile
class OFILEOperandAttr : public OOperandAttr
{
public:
OFILEOperandAttr(sal_uInt16 _nPos,const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet>& _xColumn);
virtual sal_Bool isIndexed() const;
virtual OEvaluateSet* preProcess(OBoolOperator* pOp, OOperand* pRight = 0);
TYPEINFO();
};
// Parameter f<>r ein Pr<50>dikat
class OOperandParam : public OOperandRow
{
public:
OOperandParam(connectivity::OSQLParseNode* pNode, sal_Int32 _nPos);
void describe(const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet>& _xColumn, ::vos::ORef<connectivity::OSQLColumns> _xParamColumns);
TYPEINFO();
};
// WerteOperanden
class OOperandValue : public OOperand
{
protected:
ORowSetValue m_aValue;
protected:
OOperandValue(){}
OOperandValue(const ORowSetValue& _rVar, sal_Int32 eDbType)
: OOperand(eDbType)
, m_aValue(_rVar)
{}
OOperandValue(sal_Int32 eDbType) :OOperand(eDbType){}
public:
virtual ORowSetValue getValue() const;
virtual void setValue(const ORowSetValue& _rVal);
TYPEINFO();
};
// Konstanten
class OOperandConst : public OOperandValue
{
public:
OOperandConst(const connectivity::OSQLParseNode& rColumnRef, const rtl::OUString& aStrValue);
TYPEINFO();
};
// Ergebnis Operanden
class OOperandResult : public OOperandValue
{
protected:
OOperandResult(const ORowSetValue& _rVar, sal_Int32 eDbType)
:OOperandValue(_rVar, eDbType) {}
OOperandResult(sal_Int32 eDbType)
:OOperandValue(eDbType) {}
public:
TYPEINFO();
};
class OOperandResultBOOL : public OOperandResult
{
public:
OOperandResultBOOL(sal_Bool bResult) : OOperandResult(::com::sun::star::sdbc::DataType::BIT)
{
m_aValue = bResult ? 1.0 : 0.0;
m_aValue.setBound(sal_True);
}
};
class OOperandResultNUM : public OOperandResult
{
public:
OOperandResultNUM(double fNum) : OOperandResult(::com::sun::star::sdbc::DataType::DOUBLE)
{
m_aValue = fNum;
m_aValue.setBound(sal_True);
}
};
// Operatoren
class OOperator : public OCode
{
public:
virtual void Exec(OCodeStack&) = 0;
virtual sal_uInt16 getRequestedOperands() const; // Anzahl ben<65>tigter Operanden
// Standard ist 2
TYPEINFO();
};
// boolsche Operatoren
class OBoolOperator : public OOperator
{
public:
TYPEINFO();
virtual void Exec(OCodeStack&);
virtual sal_Bool operate(const OOperand*, const OOperand*) const;
};
class OOp_AND : public OBoolOperator
{
public:
TYPEINFO();
protected:
virtual sal_Bool operate(const OOperand*, const OOperand*) const;
};
class OOp_OR : public OBoolOperator
{
public:
TYPEINFO();
protected:
virtual sal_Bool operate(const OOperand*, const OOperand*) const;
};
class OOp_ISNULL : public OBoolOperator
{
public:
TYPEINFO();
public:
virtual void Exec(OCodeStack&);
virtual sal_uInt16 getRequestedOperands() const;
virtual sal_Bool operate(const OOperand*, const OOperand* = NULL) const;
};
class OOp_ISNOTNULL : public OOp_ISNULL
{
public:
TYPEINFO();
virtual sal_Bool operate(const OOperand*, const OOperand* = NULL) const;
};
class OOp_LIKE : public OBoolOperator
{
public:
TYPEINFO();
protected:
const sal_Unicode cEscape;
public:
OOp_LIKE(const sal_Unicode cEsc = L'\0'):cEscape(cEsc){};
virtual sal_Bool operate(const OOperand*, const OOperand*) const;
};
class OOp_NOTLIKE : public OOp_LIKE
{
public:
TYPEINFO();
public:
OOp_NOTLIKE(const char cEsc = '\0'):OOp_LIKE(cEsc){};
virtual sal_Bool operate(const OOperand*, const OOperand*) const;
};
class OOp_COMPARE : public OBoolOperator
{
connectivity::OSQLPredicateType aPredicateType;
public:
TYPEINFO();
OOp_COMPARE(connectivity::OSQLPredicateType aPType)
:aPredicateType(aPType) {}
connectivity::OSQLPredicateType getPredicateType() const {return aPredicateType;}
virtual sal_Bool operate(const OOperand*, const OOperand*) const;
};
// numerische Operatoren
class ONumOperator : public OOperator
{
public:
virtual void Exec(OCodeStack&);
TYPEINFO();
protected:
virtual double operate(const double& fLeft,const double& fRight) const = 0;
};
class OOp_ADD : public ONumOperator
{
protected:
virtual double operate(const double& fLeft,const double& fRight) const;
};
class OOp_SUB : public ONumOperator
{
protected:
virtual double operate(const double& fLeft,const double& fRight) const;
};
class OOp_MUL : public ONumOperator
{
protected:
virtual double operate(const double& fLeft,const double& fRight) const;
};
class OOp_DIV : public ONumOperator
{
protected:
virtual double operate(const double& fLeft,const double& fRight) const;
};
inline sal_Bool OOperand::isValid() const
{
return getValue().getDouble() != double(0.0);
}
}
}
#endif // _CONNECTIVITY_FILE_FCODE_HXX_