91 lines
2.0 KiB
C
91 lines
2.0 KiB
C
/*++
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Copyright (c) 2000-2001 Microsoft Corporation
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Module Name:
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sql_1ext.h
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Abstract:
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Extends the SQL_LEVEL_1_RPN_EXPRESSION
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Author:
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Mohit Srivastava 22-Mar-2001
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Revision History:
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--*/
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#ifndef _sql_1ext_h_
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#define _sql_1ext_h_
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#include <sql_1.h>
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struct SQL_LEVEL_1_RPN_EXPRESSION_EXT : public SQL_LEVEL_1_RPN_EXPRESSION
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{
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SQL_LEVEL_1_RPN_EXPRESSION_EXT() : SQL_LEVEL_1_RPN_EXPRESSION()
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{
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m_bContainsOrOrNot = false;
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}
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void SetContainsOrOrNot()
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{
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SQL_LEVEL_1_TOKEN* pToken = pArrayOfTokens;
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m_bContainsOrOrNot = false;
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for(int i = 0; i < nNumTokens; i++, pToken++)
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{
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if( pToken->nTokenType == SQL_LEVEL_1_TOKEN::TOKEN_OR ||
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pToken->nTokenType == SQL_LEVEL_1_TOKEN::TOKEN_NOT )
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{
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m_bContainsOrOrNot = true;
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break;
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}
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}
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}
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bool GetContainsOrOrNot() const { return m_bContainsOrOrNot; }
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const SQL_LEVEL_1_TOKEN* GetFilter(LPCWSTR i_wszProp) const
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{
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SQL_LEVEL_1_TOKEN* pToken = pArrayOfTokens;
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for(int i = 0; i < nNumTokens; i++, pToken++)
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{
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if( pToken->nTokenType == SQL_LEVEL_1_TOKEN::OP_EXPRESSION &&
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_wcsicmp(pToken->pPropertyName, i_wszProp) == 0 )
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{
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return pToken;
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}
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}
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return NULL;
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}
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bool FindRequestedProperty(LPCWSTR i_wszProp) const
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{
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//
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// This means someone did a select *
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//
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if(nNumberOfProperties == 0)
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{
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return true;
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}
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for(int i = 0; i < nNumberOfProperties; i++)
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{
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if(_wcsicmp(pbsRequestedPropertyNames[i], i_wszProp) == 0)
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{
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return true;
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}
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}
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return false;
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}
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private:
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bool m_bContainsOrOrNot;
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};
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#endif // _sql_1ext_h_
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