6b396073e8
2005/03/04 15:10:15 mhu 1.2.136.1: #i40092# Workaround ORowSetValue conversion operator ambiguity.
281 lines
9.1 KiB
C++
281 lines
9.1 KiB
C++
/*************************************************************************
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*
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* $RCSfile: FStringFunctions.cxx,v $
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*
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* $Revision: 1.3 $
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*
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* last change: $Author: obo $ $Date: 2005-04-13 07:52:22 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#include "file/FStringFunctions.hxx"
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using namespace connectivity;
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using namespace connectivity::file;
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//------------------------------------------------------------------
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ORowSetValue OOp_Upper::operate(const ORowSetValue& lhs) const
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{
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if ( lhs.isNull() )
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return lhs;
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return lhs.getString().toAsciiUpperCase();
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_Lower::operate(const ORowSetValue& lhs) const
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{
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if ( lhs.isNull() )
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return lhs;
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return lhs.getString().toAsciiLowerCase();
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_Ascii::operate(const ORowSetValue& lhs) const
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{
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if ( lhs.isNull() )
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return lhs;
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::rtl::OString sStr(::rtl::OUStringToOString(lhs,RTL_TEXTENCODING_ASCII_US));
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sal_Int32 nAscii = sStr.toChar();
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return nAscii;
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_CharLength::operate(const ORowSetValue& lhs) const
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{
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if ( lhs.isNull() )
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return lhs;
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return lhs.getString().getLength();
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_Char::operate(const ::std::vector<ORowSetValue>& lhs) const
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{
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if ( lhs.empty() )
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return ORowSetValue();
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::rtl::OUString sRet;
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::std::vector<ORowSetValue>::const_reverse_iterator aIter = lhs.rbegin();
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::std::vector<ORowSetValue>::const_reverse_iterator aEnd = lhs.rend();
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for (; aIter != aEnd; ++aIter)
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{
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if ( !aIter->isNull() )
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{
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sal_Char c = static_cast<sal_Char>(static_cast<sal_Int32>(*aIter));
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sRet += ::rtl::OUString(&c,1,RTL_TEXTENCODING_ASCII_US);
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}
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}
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return sRet;
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_Concat::operate(const ::std::vector<ORowSetValue>& lhs) const
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{
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if ( lhs.empty() )
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return ORowSetValue();
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::rtl::OUString sRet;
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::std::vector<ORowSetValue>::const_reverse_iterator aIter = lhs.rbegin();
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::std::vector<ORowSetValue>::const_reverse_iterator aEnd = lhs.rend();
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for (; aIter != aEnd; ++aIter)
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{
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if ( aIter->isNull() )
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return ORowSetValue();
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sRet += *aIter;
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}
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return sRet;
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_Locate::operate(const ::std::vector<ORowSetValue>& lhs) const
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{
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::std::vector<ORowSetValue>::const_iterator aIter = lhs.begin();
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::std::vector<ORowSetValue>::const_iterator aEnd = lhs.end();
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for (; aIter != aEnd; ++aIter)
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{
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if ( aIter->isNull() )
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return ORowSetValue();
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}
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if ( lhs.size() == 2 )
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return ::rtl::OUString::valueOf(lhs[0].getString().indexOf(lhs[1].getString())+1);
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else if ( lhs.size() != 3 )
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return ORowSetValue();
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return lhs[1].getString().indexOf(lhs[2].getString(),lhs[0]) + 1;
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_SubString::operate(const ::std::vector<ORowSetValue>& lhs) const
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{
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::std::vector<ORowSetValue>::const_iterator aIter = lhs.begin();
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::std::vector<ORowSetValue>::const_iterator aEnd = lhs.end();
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for (; aIter != aEnd; ++aIter)
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{
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if ( aIter->isNull() )
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return ORowSetValue();
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}
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if ( lhs.size() == 2 && static_cast<sal_Int32>(lhs[0]) >= sal_Int32(0) )
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return lhs[1].getString().copy(static_cast<sal_Int32>(lhs[0])-1);
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else if ( lhs.size() != 3 || static_cast<sal_Int32>(lhs[1]) < sal_Int32(0))
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return ORowSetValue();
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return lhs[2].getString().copy(static_cast<sal_Int32>(lhs[1])-1,lhs[0]);
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_LTrim::operate(const ORowSetValue& lhs) const
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{
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if ( lhs.isNull() )
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return lhs;
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::rtl::OUString sRet = lhs;
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::rtl::OUString sNew = sRet.trim();
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return sRet.copy(sRet.indexOf(sNew));
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_RTrim::operate(const ORowSetValue& lhs) const
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{
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if ( lhs.isNull() )
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return lhs;
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::rtl::OUString sRet = lhs;
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::rtl::OUString sNew = sRet.trim();
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return sRet.copy(0,sRet.lastIndexOf(sNew.getStr()[sNew.getLength()-1])+1);
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_Space::operate(const ORowSetValue& lhs) const
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{
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if ( lhs.isNull() )
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return lhs;
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const sal_Char c = ' ';
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::rtl::OUString sRet;
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sal_Int32 nCount = lhs;
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for (sal_Int32 i=0; i < nCount; ++i)
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{
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sRet += ::rtl::OUString(&c,1,RTL_TEXTENCODING_ASCII_US);
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}
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return sRet;
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_Replace::operate(const ::std::vector<ORowSetValue>& lhs) const
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{
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if ( lhs.size() != 3 )
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return ORowSetValue();
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::rtl::OUString sStr = lhs[2];
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::rtl::OUString sFrom = lhs[1];
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::rtl::OUString sTo = lhs[0];
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sal_Int32 nIndexOf = sStr.indexOf(sFrom);
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while( nIndexOf != -1 )
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{
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sStr = sStr.replaceAt(nIndexOf,sFrom.getLength(),sTo);
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nIndexOf = sStr.indexOf(sFrom,nIndexOf + sTo.getLength());
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}
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return sStr;
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_Repeat::operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const
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{
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if ( lhs.isNull() || rhs.isNull() )
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return lhs;
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::rtl::OUString sRet;
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sal_Int32 nCount = rhs;
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for (sal_Int32 i=0; i < nCount; ++i)
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{
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sRet += lhs;
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}
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return sRet;
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_Insert::operate(const ::std::vector<ORowSetValue>& lhs) const
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{
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if ( lhs.size() != 4 )
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return ORowSetValue();
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::rtl::OUString sStr = lhs[3];
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sal_Int32 nStart = static_cast<sal_Int32>(lhs[2]);
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if ( nStart < 1 )
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nStart = 1;
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return sStr.replaceAt(nStart-1,static_cast<sal_Int32>(lhs[1]),lhs[0]);
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_Left::operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const
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{
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if ( lhs.isNull() || rhs.isNull() )
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return lhs;
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::rtl::OUString sRet = lhs;
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sal_Int32 nCount = rhs;
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if ( nCount < 0 )
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return ORowSetValue();
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return sRet.copy(0,nCount);
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}
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//------------------------------------------------------------------
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ORowSetValue OOp_Right::operate(const ORowSetValue& lhs,const ORowSetValue& rhs) const
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{
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if ( lhs.isNull() || rhs.isNull() )
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return lhs;
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sal_Int32 nCount = rhs;
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::rtl::OUString sRet = lhs;
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if ( nCount < 0 || nCount >= sRet.getLength() )
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return ORowSetValue();
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return sRet.copy(sRet.getLength()-nCount,nCount);
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}
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