1005 lines
42 KiB
C++
1005 lines
42 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org 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
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include "odbc/OTools.hxx"
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#include "odbc/OFunctions.hxx"
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#include <com/sun/star/sdbc/DataType.hpp>
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#include <osl/diagnose.h>
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#include "odbc/OConnection.hxx"
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#include "diagnose_ex.h"
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#include <rtl/logfile.hxx>
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#include <rtl/ustrbuf.hxx>
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#include <string.h>
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#include <string>
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#include <algorithm>
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using namespace connectivity::odbc;
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using namespace com::sun::star::uno;
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using namespace com::sun::star::sdbc;
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using namespace com::sun::star::util;
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namespace {
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size_t sqlTypeLen ( SQLSMALLINT _nType )
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{
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switch (_nType)
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{
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case SQL_C_CHAR:
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return sizeof(SQLCHAR *);
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case SQL_C_WCHAR:
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return sizeof(SQLWCHAR *);
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case SQL_C_SSHORT:
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case SQL_C_SHORT:
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return sizeof(SQLSMALLINT);
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case SQL_C_USHORT:
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return sizeof(SQLUSMALLINT);
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case SQL_C_SLONG:
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case SQL_C_LONG:
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return sizeof(SQLINTEGER);
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case SQL_C_ULONG:
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return sizeof(SQLUINTEGER);
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case SQL_C_FLOAT:
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return sizeof(SQLREAL);
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case SQL_C_DOUBLE:
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OSL_ENSURE(sizeof(SQLDOUBLE) == sizeof(SQLFLOAT), "SQLDOUBLE/SQLFLOAT confusion");
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return sizeof(SQLDOUBLE);
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case SQL_C_BIT:
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return sizeof(SQLCHAR);
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case SQL_C_STINYINT:
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case SQL_C_TINYINT:
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return sizeof(SQLSCHAR);
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case SQL_C_UTINYINT:
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return sizeof(SQLCHAR);
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case SQL_C_SBIGINT:
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return sizeof(SQLBIGINT);
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case SQL_C_UBIGINT:
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return sizeof(SQLUBIGINT);
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/* UnixODBC gives this the same value as SQL_C_UBIGINT
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case SQL_C_BOOKMARK:
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return sizeof(BOOKMARK); */
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case SQL_C_BINARY:
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// UnixODBC gives these the same value
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//case SQL_C_VARBOOKMARK:
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return sizeof(SQLCHAR*);
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case SQL_C_TYPE_DATE:
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case SQL_C_DATE:
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return sizeof(SQL_DATE_STRUCT);
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case SQL_C_TYPE_TIME:
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case SQL_C_TIME:
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return sizeof(SQL_TIME_STRUCT);
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case SQL_C_TYPE_TIMESTAMP:
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case SQL_C_TIMESTAMP:
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return sizeof(SQL_TIMESTAMP_STRUCT);
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case SQL_C_NUMERIC:
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return sizeof(SQL_NUMERIC_STRUCT);
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case SQL_C_GUID:
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return sizeof(SQLGUID);
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case SQL_C_INTERVAL_YEAR:
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case SQL_C_INTERVAL_MONTH:
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case SQL_C_INTERVAL_DAY:
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case SQL_C_INTERVAL_HOUR:
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case SQL_C_INTERVAL_MINUTE:
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case SQL_C_INTERVAL_SECOND:
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case SQL_C_INTERVAL_YEAR_TO_MONTH:
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case SQL_C_INTERVAL_DAY_TO_HOUR:
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case SQL_C_INTERVAL_DAY_TO_MINUTE:
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case SQL_C_INTERVAL_DAY_TO_SECOND:
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case SQL_C_INTERVAL_HOUR_TO_MINUTE:
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case SQL_C_INTERVAL_HOUR_TO_SECOND:
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case SQL_C_INTERVAL_MINUTE_TO_SECOND:
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return sizeof(SQL_INTERVAL_STRUCT);
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default:
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return static_cast<size_t>(-1);
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}
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}
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}
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void OTools::getValue( OConnection* _pConnection,
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SQLHANDLE _aStatementHandle,
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sal_Int32 columnIndex,
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SQLSMALLINT _nType,
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sal_Bool &_bWasNull,
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const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _xInterface,
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void* _pValue,
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SQLLEN _nSize) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException)
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{
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RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "odbc", "Ocke.Janssen@sun.com", "OTools::getValue" );
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const size_t properSize = sqlTypeLen(_nType);
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if ( properSize == static_cast<size_t>(-1) )
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OSL_FAIL("connectivity::odbc::OTools::getValue: unknown SQL type - cannot check buffer size");
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else
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{
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OSL_ENSURE(static_cast<size_t>(_nSize) == properSize, "connectivity::odbc::OTools::getValue got wrongly sized memory region to write result to");
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if ( static_cast<size_t>(_nSize) > properSize )
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{
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OSL_FAIL("memory region is too big - trying to fudge it");
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memset(_pValue, 0, _nSize);
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#ifdef OSL_BIGENDIAN
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// This is skewed in favour of integer types
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_pValue += _nSize - properSize;
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#endif
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}
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}
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OSL_ENSURE(static_cast<size_t>(_nSize) >= properSize, "memory region is too small");
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SQLLEN pcbValue = SQL_NULL_DATA;
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OTools::ThrowException(_pConnection,
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(*(T3SQLGetData)_pConnection->getOdbcFunction(ODBC3SQLGetData))(_aStatementHandle,
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(SQLUSMALLINT)columnIndex,
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_nType,
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_pValue,
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_nSize,
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&pcbValue),
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_aStatementHandle,SQL_HANDLE_STMT,_xInterface,sal_False);
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_bWasNull = pcbValue == SQL_NULL_DATA;
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}
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// -----------------------------------------------------------------------------
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void OTools::bindParameter( OConnection* _pConnection,
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SQLHANDLE _hStmt,
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sal_Int32 nPos,
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sal_Int8*& pDataBuffer,
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sal_Int8* pLenBuffer,
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SQLSMALLINT _nODBCtype,
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sal_Bool _bUseWChar,
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sal_Bool _bUseOldTimeDate,
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const void* _pValue,
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const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _xInterface,
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rtl_TextEncoding _nTextEncoding)
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throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException)
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{
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RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "odbc", "Ocke.Janssen@sun.com", "OTools::bindParameter" );
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SQLRETURN nRetcode;
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SQLSMALLINT fSqlType;
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SQLSMALLINT fCType;
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SQLLEN nMaxLen = 0;
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SQLLEN* pLen = (SQLLEN*)pLenBuffer;
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SQLULEN nColumnSize=0;
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SQLSMALLINT nDecimalDigits=0;
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bool atExec;
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OTools::getBindTypes(_bUseWChar,_bUseOldTimeDate,_nODBCtype,fCType,fSqlType);
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OTools::bindData(_nODBCtype,_bUseWChar,pDataBuffer,pLen,_pValue,_nTextEncoding,nColumnSize, atExec);
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if ((nColumnSize == 0) && (fSqlType == SQL_CHAR || fSqlType == SQL_VARCHAR || fSqlType == SQL_LONGVARCHAR))
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nColumnSize = 1;
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if (atExec)
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memcpy(pDataBuffer,&nPos,sizeof(nPos));
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nRetcode = (*(T3SQLBindParameter)_pConnection->getOdbcFunction(ODBC3SQLBindParameter))(_hStmt,
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(SQLUSMALLINT)nPos,
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SQL_PARAM_INPUT,
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fCType,
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fSqlType,
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nColumnSize,
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nDecimalDigits,
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pDataBuffer,
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nMaxLen,
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pLen);
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OTools::ThrowException(_pConnection,nRetcode,_hStmt,SQL_HANDLE_STMT,_xInterface);
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}
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// -----------------------------------------------------------------------------
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void OTools::bindData( SQLSMALLINT _nOdbcType,
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sal_Bool _bUseWChar,
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sal_Int8 *&_pData,
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SQLLEN*& pLen,
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const void* _pValue,
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rtl_TextEncoding _nTextEncoding,
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SQLULEN& _nColumnSize,
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bool &atExec)
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{
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RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "odbc", "Ocke.Janssen@sun.com", "OTools::bindData" );
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_nColumnSize = 0;
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atExec = false;
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switch (_nOdbcType)
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{
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case SQL_CHAR:
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case SQL_VARCHAR:
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case SQL_DECIMAL:
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if(_bUseWChar)
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{
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*pLen = SQL_NTS;
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::rtl::OUString sStr(*(::rtl::OUString*)_pValue);
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_nColumnSize = sStr.getLength();
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*((rtl::OUString*)_pData) = sStr;
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// Pointer on Char*
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_pData = (sal_Int8*)((rtl::OUString*)_pData)->getStr();
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}
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else
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{
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::rtl::OString aString(::rtl::OUStringToOString(*(::rtl::OUString*)_pValue,_nTextEncoding));
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*pLen = SQL_NTS;
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_nColumnSize = aString.getLength();
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memcpy(_pData,aString.getStr(),aString.getLength());
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((sal_Int8*)_pData)[aString.getLength()] = '\0';
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}
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break;
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case SQL_BIGINT:
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*((sal_Int64*)_pData) = *(sal_Int64*)_pValue;
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*pLen = sizeof(sal_Int64);
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_nColumnSize = *pLen;
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break;
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case SQL_NUMERIC:
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if(_bUseWChar)
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{
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::rtl::OUString aString = rtl::OUString::valueOf(*(double*)_pValue);
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_nColumnSize = aString.getLength();
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*pLen = _nColumnSize;
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*((rtl::OUString*)_pData) = aString;
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// Pointer on Char*
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_pData = (sal_Int8*)((rtl::OUString*)_pData)->getStr();
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}
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else
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{
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::rtl::OString aString = ::rtl::OString::valueOf(*(double*)_pValue);
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_nColumnSize = aString.getLength();
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*pLen = _nColumnSize;
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memcpy(_pData,aString.getStr(),aString.getLength());
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((sal_Int8*)_pData)[_nColumnSize] = '\0';
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} break;
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case SQL_BIT:
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case SQL_TINYINT:
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*((sal_Int8*)_pData) = *(sal_Int8*)_pValue;
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*pLen = sizeof(sal_Int8);
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break;
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case SQL_SMALLINT:
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*((sal_Int16*)_pData) = *(sal_Int16*)_pValue;
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*pLen = sizeof(sal_Int16);
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break;
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case SQL_INTEGER:
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*((sal_Int32*)_pData) = *(sal_Int32*)_pValue;
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*pLen = sizeof(sal_Int32);
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break;
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case SQL_FLOAT:
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*((float*)_pData) = *(float*)_pValue;
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*pLen = sizeof(float);
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break;
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case SQL_REAL:
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case SQL_DOUBLE:
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*((double*)_pData) = *(double*)_pValue;
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*pLen = sizeof(double);
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break;
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case SQL_BINARY:
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case SQL_VARBINARY:
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{
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const ::com::sun::star::uno::Sequence< sal_Int8 >* pSeq = static_cast< const ::com::sun::star::uno::Sequence< sal_Int8 >* >(_pValue);
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OSL_ENSURE(pSeq,"OTools::bindData: Sequence is null!");
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if(pSeq)
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{
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_pData = (sal_Int8*)pSeq->getConstArray();
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*pLen = pSeq->getLength();
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}
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}
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break;
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case SQL_LONGVARBINARY:
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{
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sal_Int32 nLen = 0;
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nLen = ((const ::com::sun::star::uno::Sequence< sal_Int8 > *)_pValue)->getLength();
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*pLen = (SQLLEN)SQL_LEN_DATA_AT_EXEC(nLen);
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}
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atExec = true;
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break;
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case SQL_LONGVARCHAR:
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{
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sal_Int32 nLen = 0;
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if(_bUseWChar)
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nLen = sizeof(sal_Unicode) * ((::rtl::OUString*)_pValue)->getLength();
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else
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{
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::rtl::OString aString(::rtl::OUStringToOString(*(::rtl::OUString*)_pValue,_nTextEncoding));
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nLen = aString.getLength();
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}
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*pLen = (SQLLEN)SQL_LEN_DATA_AT_EXEC(nLen);
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atExec = true;
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} break;
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case SQL_DATE:
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*(DATE_STRUCT*)_pData = *(DATE_STRUCT*)_pValue;
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*pLen = (SQLLEN)sizeof(DATE_STRUCT);
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_nColumnSize = 10;
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break;
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case SQL_TIME:
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*(TIME_STRUCT*)_pData = *(TIME_STRUCT*)_pValue;
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*pLen = (SQLLEN)sizeof(TIME_STRUCT);
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_nColumnSize = 8;
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break;
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case SQL_TIMESTAMP:
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*(TIMESTAMP_STRUCT*)_pData = *(TIMESTAMP_STRUCT*)_pValue;
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*pLen = (SQLLEN)sizeof(TIMESTAMP_STRUCT);
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_nColumnSize = 19;
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break;
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}
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}
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// -------------------------------------------------------------------------
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void OTools::bindValue( OConnection* _pConnection,
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SQLHANDLE _aStatementHandle,
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sal_Int32 columnIndex,
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SQLSMALLINT _nType,
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SQLSMALLINT _nMaxLen,
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const void* _pValue,
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void* _pData,
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SQLLEN *pLen,
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const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _xInterface,
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rtl_TextEncoding _nTextEncoding,
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sal_Bool _bUseOldTimeDate) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException)
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{
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RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "odbc", "Ocke.Janssen@sun.com", "OTools::bindValue" );
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SQLRETURN nRetcode;
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SQLSMALLINT fSqlType;
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SQLSMALLINT fCType;
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SQLLEN nMaxLen = _nMaxLen;
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OTools::getBindTypes( sal_False,
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_bUseOldTimeDate,
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_nType,
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fCType,
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fSqlType);
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if (columnIndex != 0 && !_pValue)
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{
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*pLen = SQL_NULL_DATA;
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nRetcode = (*(T3SQLBindCol)_pConnection->getOdbcFunction(ODBC3SQLBindCol))(_aStatementHandle,
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(SQLUSMALLINT)columnIndex,
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fCType,
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_pData,
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nMaxLen,
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pLen
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);
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}
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else
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{
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try
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{
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switch (_nType)
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{
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case SQL_CHAR:
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case SQL_VARCHAR:
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{
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::rtl::OString aString(::rtl::OUStringToOString(*(::rtl::OUString*)_pValue,_nTextEncoding));
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*pLen = SQL_NTS;
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*((::rtl::OString*)_pData) = aString;
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_nMaxLen = (SQLSMALLINT)aString.getLength();
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// Pointer on Char*
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_pData = (void*)aString.getStr();
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} break;
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case SQL_BIGINT:
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*((sal_Int64*)_pData) = *(sal_Int64*)_pValue;
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*pLen = sizeof(sal_Int64);
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break;
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case SQL_DECIMAL:
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case SQL_NUMERIC:
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{
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::rtl::OString aString = ::rtl::OString::valueOf(*(double*)_pValue);
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_nMaxLen = (SQLSMALLINT)aString.getLength();
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*pLen = _nMaxLen;
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*((::rtl::OString*)_pData) = aString;
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// Pointer on Char*
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_pData = (void*)((::rtl::OString*)_pData)->getStr();
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} break;
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case SQL_BIT:
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case SQL_TINYINT:
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*((sal_Int8*)_pData) = *(sal_Int8*)_pValue;
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*pLen = sizeof(sal_Int8);
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break;
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case SQL_SMALLINT:
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*((sal_Int16*)_pData) = *(sal_Int16*)_pValue;
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*pLen = sizeof(sal_Int16);
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break;
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case SQL_INTEGER:
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*((sal_Int32*)_pData) = *(sal_Int32*)_pValue;
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*pLen = sizeof(sal_Int32);
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break;
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case SQL_FLOAT:
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*((float*)_pData) = *(float*)_pValue;
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*pLen = sizeof(float);
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break;
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case SQL_REAL:
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case SQL_DOUBLE:
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*((double*)_pData) = *(double*)_pValue;
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*pLen = sizeof(double);
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break;
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case SQL_BINARY:
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case SQL_VARBINARY:
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{
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_pData = (void*)((const ::com::sun::star::uno::Sequence< sal_Int8 > *)_pValue)->getConstArray();
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*pLen = ((const ::com::sun::star::uno::Sequence< sal_Int8 > *)_pValue)->getLength();
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} break;
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case SQL_LONGVARBINARY:
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{
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_pData = (void*)(sal_IntPtr)(columnIndex);
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sal_Int32 nLen = 0;
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nLen = ((const ::com::sun::star::uno::Sequence< sal_Int8 > *)_pValue)->getLength();
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*pLen = (SQLLEN)SQL_LEN_DATA_AT_EXEC(nLen);
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}
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break;
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case SQL_LONGVARCHAR:
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{
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_pData = (void*)(sal_IntPtr)(columnIndex);
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sal_Int32 nLen = 0;
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nLen = ((::rtl::OUString*)_pValue)->getLength();
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*pLen = (SQLLEN)SQL_LEN_DATA_AT_EXEC(nLen);
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} break;
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case SQL_DATE:
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*pLen = sizeof(DATE_STRUCT);
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*((DATE_STRUCT*)_pData) = *(DATE_STRUCT*)_pValue;
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break;
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case SQL_TIME:
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*pLen = sizeof(TIME_STRUCT);
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*((TIME_STRUCT*)_pData) = *(TIME_STRUCT*)_pValue;
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break;
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case SQL_TIMESTAMP:
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*pLen = sizeof(TIMESTAMP_STRUCT);
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*((TIMESTAMP_STRUCT*)_pData) = *(TIMESTAMP_STRUCT*)_pValue;
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break;
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|
}
|
|
}
|
|
catch ( ... )
|
|
{
|
|
}
|
|
|
|
nRetcode = (*(T3SQLBindCol)_pConnection->getOdbcFunction(ODBC3SQLBindCol))(_aStatementHandle,
|
|
(SQLUSMALLINT)columnIndex,
|
|
fCType,
|
|
_pData,
|
|
nMaxLen,
|
|
pLen
|
|
);
|
|
}
|
|
|
|
OTools::ThrowException(_pConnection,nRetcode,_aStatementHandle,SQL_HANDLE_STMT,_xInterface);
|
|
}
|
|
// -----------------------------------------------------------------------------
|
|
void OTools::ThrowException(OConnection* _pConnection,
|
|
SQLRETURN _rRetCode,
|
|
SQLHANDLE _pContext,
|
|
SQLSMALLINT _nHandleType,
|
|
const Reference< XInterface >& _xInterface,
|
|
sal_Bool _bNoFound,
|
|
rtl_TextEncoding _nTextEncoding) throw(SQLException)
|
|
{
|
|
switch(_rRetCode)
|
|
{
|
|
case SQL_NEED_DATA:
|
|
case SQL_STILL_EXECUTING:
|
|
case SQL_SUCCESS:
|
|
|
|
case SQL_SUCCESS_WITH_INFO:
|
|
return;
|
|
case SQL_NO_DATA_FOUND:
|
|
if(_bNoFound)
|
|
return; // no need to throw a exception
|
|
case SQL_ERROR: break;
|
|
|
|
|
|
case SQL_INVALID_HANDLE: OSL_FAIL("SdbODBC3_SetStatus: SQL_INVALID_HANDLE");
|
|
throw SQLException();
|
|
}
|
|
|
|
// Additional Information on the latest ODBC-functioncall available
|
|
// SQLError provides this Information.
|
|
RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "odbc", "Ocke.Janssen@sun.com", "OTools::ThrowException" );
|
|
|
|
SDB_ODBC_CHAR szSqlState[5];
|
|
SQLINTEGER pfNativeError;
|
|
SDB_ODBC_CHAR szErrorMessage[SQL_MAX_MESSAGE_LENGTH];
|
|
szErrorMessage[0] = '\0';
|
|
SQLSMALLINT pcbErrorMsg = 0;
|
|
|
|
// Information for latest operation:
|
|
// when hstmt != SQL_NULL_HSTMT is (Used from SetStatus in SdbCursor, SdbTable, ...),
|
|
// then the status of the latest statments will be fetched, without the Status of the last
|
|
// Statments of this connection [what in this case will probably be the same, but the Reference
|
|
// Manual isn't totally clear in this...].
|
|
// corresponding for hdbc.
|
|
SQLRETURN n = (*(T3SQLGetDiagRec)_pConnection->getOdbcFunction(ODBC3SQLGetDiagRec))(_nHandleType,_pContext,1,
|
|
szSqlState,
|
|
&pfNativeError,
|
|
szErrorMessage,sizeof szErrorMessage - 1,&pcbErrorMsg);
|
|
OSL_UNUSED( n );
|
|
OSL_ENSURE(n != SQL_INVALID_HANDLE,"SdbODBC3_SetStatus: SQLError returned SQL_INVALID_HANDLE");
|
|
OSL_ENSURE(n == SQL_SUCCESS || n == SQL_SUCCESS_WITH_INFO || n == SQL_NO_DATA_FOUND || n == SQL_ERROR,"SdbODBC3_SetStatus: SQLError failed");
|
|
|
|
// For the Return Code of SQLError see ODBC 2.0 Programmer's Reference Page 287ff
|
|
throw SQLException( ::rtl::OUString((char *)szErrorMessage,pcbErrorMsg,_nTextEncoding),
|
|
_xInterface,
|
|
::rtl::OUString((char *)szSqlState,5,_nTextEncoding),
|
|
pfNativeError,
|
|
Any()
|
|
);
|
|
|
|
}
|
|
// -------------------------------------------------------------------------
|
|
Sequence<sal_Int8> OTools::getBytesValue(OConnection* _pConnection,
|
|
SQLHANDLE _aStatementHandle,
|
|
sal_Int32 columnIndex,
|
|
SQLSMALLINT _fSqlType,
|
|
sal_Bool &_bWasNull,
|
|
const Reference< XInterface >& _xInterface) throw(SQLException, RuntimeException)
|
|
{
|
|
RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "odbc", "Ocke.Janssen@sun.com", "OTools::getBytesValue" );
|
|
char aCharArray[2048];
|
|
// First try to fetch the data with the little Buffer:
|
|
SQLLEN nMaxLen = sizeof aCharArray - 1;
|
|
// GETDATA(SQL_C_CHAR,aCharArray,nMaxLen);
|
|
SQLLEN pcbValue = 0;
|
|
OTools::ThrowException(_pConnection,(*(T3SQLGetData)_pConnection->getOdbcFunction(ODBC3SQLGetData))(_aStatementHandle,
|
|
(SQLUSMALLINT)columnIndex,
|
|
_fSqlType,
|
|
(SQLPOINTER)aCharArray,
|
|
nMaxLen,
|
|
&pcbValue),
|
|
_aStatementHandle,SQL_HANDLE_STMT,_xInterface);
|
|
|
|
_bWasNull = pcbValue == SQL_NULL_DATA;
|
|
if(_bWasNull)
|
|
return Sequence<sal_Int8>();
|
|
|
|
SQLINTEGER nBytes = pcbValue != SQL_NO_TOTAL ? std::min(pcbValue, nMaxLen) : nMaxLen;
|
|
if ( ((pcbValue == SQL_NO_TOTAL) || pcbValue > nMaxLen) && aCharArray[nBytes-1] == 0 && nBytes > 0 )
|
|
--nBytes;
|
|
Sequence<sal_Int8> aData((sal_Int8*)aCharArray, nBytes);
|
|
|
|
// It is about Binariy Data, a String, that for StarView is to long or
|
|
// the driver kan't predict the length of the data - as well as save the
|
|
// MemoryStream.
|
|
while ((pcbValue == SQL_NO_TOTAL) || pcbValue > nMaxLen)
|
|
{
|
|
// At Strings the Buffer won't be completly used
|
|
// (The last Byte is always a NULL-Byte, however it won't be counted with pcbValue)
|
|
if (pcbValue != SQL_NO_TOTAL && (pcbValue - nMaxLen) < nMaxLen)
|
|
nBytes = pcbValue - nMaxLen;
|
|
else
|
|
nBytes = nMaxLen;
|
|
|
|
// While there is a "truncation"-Warning, proceed with fetching Data.
|
|
OTools::ThrowException(_pConnection,(*(T3SQLGetData)_pConnection->getOdbcFunction(ODBC3SQLGetData))(_aStatementHandle,
|
|
(SQLUSMALLINT)columnIndex,
|
|
SQL_C_BINARY,
|
|
&aCharArray,
|
|
(SQLINTEGER)nBytes,
|
|
&pcbValue),
|
|
_aStatementHandle,SQL_HANDLE_STMT,_xInterface);
|
|
sal_Int32 nLen = aData.getLength();
|
|
aData.realloc(nLen + nBytes);
|
|
memcpy(aData.getArray() + nLen, aCharArray, nBytes);
|
|
}
|
|
return aData;
|
|
}
|
|
// -------------------------------------------------------------------------
|
|
::rtl::OUString OTools::getStringValue(OConnection* _pConnection,
|
|
SQLHANDLE _aStatementHandle,
|
|
sal_Int32 columnIndex,
|
|
SQLSMALLINT _fSqlType,
|
|
sal_Bool &_bWasNull,
|
|
const Reference< XInterface >& _xInterface,
|
|
rtl_TextEncoding _nTextEncoding) throw(SQLException, RuntimeException)
|
|
{
|
|
RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "odbc", "Ocke.Janssen@sun.com", "OTools::getStringValue" );
|
|
::rtl::OUStringBuffer aData;
|
|
switch(_fSqlType)
|
|
{
|
|
case SQL_WVARCHAR:
|
|
case SQL_WCHAR:
|
|
case SQL_WLONGVARCHAR:
|
|
{
|
|
sal_Unicode waCharArray[2048];
|
|
// read the unicode data
|
|
SQLLEN nMaxLen = (sizeof(waCharArray) / sizeof(sal_Unicode)) - 1;
|
|
|
|
SQLLEN pcbValue=0;
|
|
OTools::ThrowException(_pConnection,(*(T3SQLGetData)_pConnection->getOdbcFunction(ODBC3SQLGetData))(_aStatementHandle,
|
|
(SQLUSMALLINT)columnIndex,
|
|
SQL_C_WCHAR,
|
|
&waCharArray,
|
|
(SQLLEN)nMaxLen*sizeof(sal_Unicode),
|
|
&pcbValue),
|
|
_aStatementHandle,SQL_HANDLE_STMT,_xInterface);
|
|
_bWasNull = pcbValue == SQL_NULL_DATA;
|
|
if(_bWasNull)
|
|
return ::rtl::OUString();
|
|
// at failure the GETDATA-Makro will stop with returning,
|
|
// at NULL with break!
|
|
SQLLEN nRealSize = 0;
|
|
if ( pcbValue > -1 )
|
|
nRealSize = pcbValue / sizeof(sal_Unicode);
|
|
SQLLEN nLen = pcbValue != SQL_NO_TOTAL ? std::min(nRealSize, nMaxLen) : (nMaxLen-1);
|
|
waCharArray[nLen] = 0;
|
|
aData.append(waCharArray,nLen);
|
|
|
|
// It is about Binariy Data, a String, that for StarView is to long or
|
|
// the driver kan't predict the length of the data - as well as save the
|
|
// MemoryStream.
|
|
while ((pcbValue == SQL_NO_TOTAL ) || nLen > nMaxLen)
|
|
{
|
|
// At Strings the Buffer won't be completly used
|
|
// (The last Byte is always a NULL-Byte, however it won't be counted with pcbValue)
|
|
if (pcbValue != SQL_NO_TOTAL && (pcbValue - nMaxLen) < nMaxLen)
|
|
nLen = pcbValue - nMaxLen;
|
|
else
|
|
nLen = nMaxLen;
|
|
|
|
// While there is a "truncation"-Warning, proceed with fetching Data.
|
|
OTools::ThrowException(_pConnection,(*(T3SQLGetData)_pConnection->getOdbcFunction(ODBC3SQLGetData))(_aStatementHandle,
|
|
(SQLUSMALLINT)columnIndex,
|
|
SQL_C_WCHAR,
|
|
&waCharArray,
|
|
(SQLLEN)nLen+1,
|
|
&pcbValue),
|
|
_aStatementHandle,SQL_HANDLE_STMT,_xInterface);
|
|
nRealSize = 0;
|
|
if ( pcbValue > -1 )
|
|
nRealSize = pcbValue / sizeof(sal_Unicode);
|
|
nLen = pcbValue != SQL_NO_TOTAL ? std::min(nRealSize, nMaxLen) : (nMaxLen-1);
|
|
waCharArray[nLen] = 0;
|
|
|
|
aData.append(::rtl::OUString(waCharArray));
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
{
|
|
char aCharArray[2048];
|
|
// First try to fetch the data with the little Buffer:
|
|
SQLLEN nMaxLen = sizeof aCharArray - 1;
|
|
SQLLEN pcbValue = 0;
|
|
OTools::ThrowException(_pConnection,(*(T3SQLGetData)_pConnection->getOdbcFunction(ODBC3SQLGetData))(_aStatementHandle,
|
|
(SQLUSMALLINT)columnIndex,
|
|
SQL_C_CHAR,
|
|
&aCharArray,
|
|
nMaxLen,
|
|
&pcbValue),
|
|
_aStatementHandle,SQL_HANDLE_STMT,_xInterface);
|
|
_bWasNull = pcbValue == SQL_NULL_DATA;
|
|
if(_bWasNull)
|
|
return ::rtl::OUString();
|
|
|
|
SQLLEN nLen = pcbValue != SQL_NO_TOTAL ? std::min(pcbValue, nMaxLen) : (nMaxLen-1);
|
|
aCharArray[nLen] = 0;
|
|
if ( ((pcbValue == SQL_NO_TOTAL) || pcbValue > nMaxLen) && aCharArray[nLen-1] == 0 && nLen > 0 )
|
|
--nLen;
|
|
aData.append(::rtl::OUString((const sal_Char*)aCharArray,nLen, _nTextEncoding));
|
|
|
|
// It is about Binariy Data, a String, that for StarView is to long or
|
|
// the driver kan't predict the length of the data - as well as save the
|
|
// MemoryStream.
|
|
while ((pcbValue == SQL_NO_TOTAL) || pcbValue > nMaxLen)
|
|
{
|
|
// While there is a "truncation"-Warning, proceed with fetching Data.
|
|
OTools::ThrowException(_pConnection,(*(T3SQLGetData)_pConnection->getOdbcFunction(ODBC3SQLGetData))(_aStatementHandle,
|
|
(SQLUSMALLINT)columnIndex,
|
|
SQL_C_CHAR,
|
|
&aCharArray,
|
|
(SQLINTEGER)nMaxLen,
|
|
&pcbValue),
|
|
_aStatementHandle,SQL_HANDLE_STMT,_xInterface);
|
|
nLen = pcbValue != SQL_NO_TOTAL ? std::min(pcbValue, nMaxLen) : (nMaxLen-1);
|
|
if ( ((pcbValue == SQL_NO_TOTAL) || pcbValue > nMaxLen) && aCharArray[nLen-1] == 0 && nLen > 0 )
|
|
--nLen;
|
|
aCharArray[nLen] = 0;
|
|
|
|
aData.append(::rtl::OUString((const sal_Char*)aCharArray,nLen,_nTextEncoding));
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
return aData.makeStringAndClear();
|
|
}
|
|
// -------------------------------------------------------------------------
|
|
void OTools::GetInfo(OConnection* _pConnection,
|
|
SQLHANDLE _aConnectionHandle,
|
|
SQLUSMALLINT _nInfo,
|
|
::rtl::OUString &_rValue,
|
|
const Reference< XInterface >& _xInterface,
|
|
rtl_TextEncoding _nTextEncoding) throw(SQLException, RuntimeException)
|
|
{
|
|
char aValue[512];
|
|
SQLSMALLINT nValueLen=0;
|
|
OTools::ThrowException(_pConnection,
|
|
(*(T3SQLGetInfo)_pConnection->getOdbcFunction(ODBC3SQLGetInfo))(_aConnectionHandle,_nInfo,aValue,(sizeof aValue)-1,&nValueLen),
|
|
_aConnectionHandle,SQL_HANDLE_DBC,_xInterface);
|
|
|
|
_rValue = ::rtl::OUString(aValue,nValueLen,_nTextEncoding);
|
|
}
|
|
// -------------------------------------------------------------------------
|
|
void OTools::GetInfo(OConnection* _pConnection,
|
|
SQLHANDLE _aConnectionHandle,
|
|
SQLUSMALLINT _nInfo,
|
|
sal_Int32 &_rValue,
|
|
const Reference< XInterface >& _xInterface) throw(SQLException, RuntimeException)
|
|
{
|
|
SQLSMALLINT nValueLen;
|
|
_rValue = 0; // in case the driver uses only 16 of the 32 bits (as it does, for example, for SQL_CATALOG_LOCATION)
|
|
OTools::ThrowException(_pConnection,
|
|
(*(T3SQLGetInfo)_pConnection->getOdbcFunction(ODBC3SQLGetInfo))(_aConnectionHandle,_nInfo,&_rValue,sizeof _rValue,&nValueLen),
|
|
_aConnectionHandle,SQL_HANDLE_DBC,_xInterface);
|
|
}
|
|
// -------------------------------------------------------------------------
|
|
void OTools::GetInfo(OConnection* _pConnection,
|
|
SQLHANDLE _aConnectionHandle,
|
|
SQLUSMALLINT _nInfo,
|
|
SQLUINTEGER &_rValue,
|
|
const Reference< XInterface >& _xInterface) throw(SQLException, RuntimeException)
|
|
{
|
|
SQLSMALLINT nValueLen;
|
|
_rValue = 0; // in case the driver uses only 16 of the 32 bits (as it does, for example, for SQL_CATALOG_LOCATION)
|
|
OTools::ThrowException(_pConnection,
|
|
(*(T3SQLGetInfo)_pConnection->getOdbcFunction(ODBC3SQLGetInfo))(_aConnectionHandle,_nInfo,&_rValue,sizeof _rValue,&nValueLen),
|
|
_aConnectionHandle,SQL_HANDLE_DBC,_xInterface);
|
|
}
|
|
// -------------------------------------------------------------------------
|
|
void OTools::GetInfo(OConnection* _pConnection,
|
|
SQLHANDLE _aConnectionHandle,
|
|
SQLUSMALLINT _nInfo,
|
|
SQLUSMALLINT &_rValue,
|
|
const Reference< XInterface >& _xInterface) throw(SQLException, RuntimeException)
|
|
{
|
|
SQLSMALLINT nValueLen;
|
|
_rValue = 0; // in case the driver uses only 16 of the 32 bits (as it does, for example, for SQL_CATALOG_LOCATION)
|
|
OTools::ThrowException(_pConnection,
|
|
(*(T3SQLGetInfo)_pConnection->getOdbcFunction(ODBC3SQLGetInfo))(_aConnectionHandle,_nInfo,&_rValue,sizeof _rValue,&nValueLen),
|
|
_aConnectionHandle,SQL_HANDLE_DBC,_xInterface);
|
|
}
|
|
// -------------------------------------------------------------------------
|
|
void OTools::GetInfo(OConnection* _pConnection,
|
|
SQLHANDLE _aConnectionHandle,
|
|
SQLUSMALLINT _nInfo,
|
|
sal_Bool &_rValue,
|
|
const Reference< XInterface >& _xInterface) throw(SQLException, RuntimeException)
|
|
{
|
|
SQLSMALLINT nValueLen;
|
|
OTools::ThrowException(_pConnection,
|
|
(*(T3SQLGetInfo)_pConnection->getOdbcFunction(ODBC3SQLGetInfo))(_aConnectionHandle,_nInfo,&_rValue,sizeof _rValue,&nValueLen),
|
|
_aConnectionHandle,SQL_HANDLE_DBC,_xInterface);
|
|
}
|
|
// -------------------------------------------------------------------------
|
|
sal_Int32 OTools::MapOdbcType2Jdbc(sal_Int32 _nType)
|
|
{
|
|
sal_Int32 nValue = DataType::VARCHAR;
|
|
switch(_nType)
|
|
{
|
|
case SQL_BIT:
|
|
nValue = DataType::BIT;
|
|
break;
|
|
case SQL_TINYINT:
|
|
nValue = DataType::TINYINT;
|
|
break;
|
|
case SQL_SMALLINT:
|
|
nValue = DataType::SMALLINT;
|
|
break;
|
|
case SQL_INTEGER:
|
|
nValue = DataType::INTEGER;
|
|
break;
|
|
case SQL_BIGINT:
|
|
nValue = DataType::BIGINT;
|
|
break;
|
|
case SQL_FLOAT:
|
|
nValue = DataType::FLOAT;
|
|
break;
|
|
case SQL_REAL:
|
|
nValue = DataType::REAL;
|
|
break;
|
|
case SQL_DOUBLE:
|
|
nValue = DataType::DOUBLE;
|
|
break;
|
|
case SQL_NUMERIC:
|
|
nValue = DataType::NUMERIC;
|
|
break;
|
|
case SQL_DECIMAL:
|
|
nValue = DataType::DECIMAL;
|
|
break;
|
|
case SQL_WCHAR:
|
|
case SQL_CHAR:
|
|
nValue = DataType::CHAR;
|
|
break;
|
|
case SQL_WVARCHAR:
|
|
case SQL_VARCHAR:
|
|
nValue = DataType::VARCHAR;
|
|
break;
|
|
case SQL_WLONGVARCHAR:
|
|
case SQL_LONGVARCHAR:
|
|
nValue = DataType::LONGVARCHAR;
|
|
break;
|
|
case SQL_TYPE_DATE:
|
|
case SQL_DATE:
|
|
nValue = DataType::DATE;
|
|
break;
|
|
case SQL_TYPE_TIME:
|
|
case SQL_TIME:
|
|
nValue = DataType::TIME;
|
|
break;
|
|
case SQL_TYPE_TIMESTAMP:
|
|
case SQL_TIMESTAMP:
|
|
nValue = DataType::TIMESTAMP;
|
|
break;
|
|
case SQL_BINARY:
|
|
nValue = DataType::BINARY;
|
|
break;
|
|
case SQL_VARBINARY:
|
|
case SQL_GUID:
|
|
nValue = DataType::VARBINARY;
|
|
break;
|
|
case SQL_LONGVARBINARY:
|
|
nValue = DataType::LONGVARBINARY;
|
|
break;
|
|
default:
|
|
OSL_ASSERT(!"Invalid type");
|
|
}
|
|
return nValue;
|
|
}
|
|
//--------------------------------------------------------------------
|
|
// jdbcTypeToOdbc
|
|
// Convert the JDBC SQL type to the correct ODBC type
|
|
//--------------------------------------------------------------------
|
|
sal_Int32 OTools::jdbcTypeToOdbc(sal_Int32 jdbcType)
|
|
{
|
|
RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "odbc", "Ocke.Janssen@sun.com", "OTools::jdbcTypeToOdbc" );
|
|
// For the most part, JDBC types match ODBC types. We'll
|
|
// just convert the ones that we know are different
|
|
|
|
sal_Int32 odbcType = jdbcType;
|
|
|
|
switch (jdbcType)
|
|
{
|
|
case DataType::DATE:
|
|
odbcType = SQL_DATE;
|
|
break;
|
|
case DataType::TIME:
|
|
odbcType = SQL_TIME;
|
|
break;
|
|
case DataType::TIMESTAMP:
|
|
odbcType = SQL_TIMESTAMP;
|
|
break;
|
|
}
|
|
|
|
return odbcType;
|
|
}
|
|
//-----------------------------------------------------------------------------
|
|
void OTools::getBindTypes(sal_Bool _bUseWChar,
|
|
sal_Bool _bUseOldTimeDate,
|
|
SQLSMALLINT _nOdbcType,
|
|
SQLSMALLINT& fCType,
|
|
SQLSMALLINT& fSqlType
|
|
)
|
|
{
|
|
RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "odbc", "Ocke.Janssen@sun.com", "OTools::getBindTypes" );
|
|
switch(_nOdbcType)
|
|
{
|
|
case SQL_CHAR: if(_bUseWChar)
|
|
{
|
|
fCType = SQL_C_WCHAR;
|
|
fSqlType = SQL_WCHAR;
|
|
}
|
|
else
|
|
{
|
|
fCType = SQL_C_CHAR;
|
|
fSqlType = SQL_CHAR;
|
|
}
|
|
break;
|
|
case SQL_VARCHAR: if(_bUseWChar)
|
|
{
|
|
fCType = SQL_C_WCHAR;
|
|
fSqlType = SQL_WVARCHAR;
|
|
}
|
|
else
|
|
{
|
|
fCType = SQL_C_CHAR;
|
|
fSqlType = SQL_VARCHAR;
|
|
}
|
|
break;
|
|
case SQL_LONGVARCHAR: if(_bUseWChar)
|
|
{
|
|
fCType = SQL_C_WCHAR;
|
|
fSqlType = SQL_WLONGVARCHAR;
|
|
}
|
|
else
|
|
{
|
|
fCType = SQL_C_CHAR;
|
|
fSqlType = SQL_LONGVARCHAR;
|
|
}
|
|
break;
|
|
case SQL_DECIMAL: fCType = _bUseWChar ? SQL_C_WCHAR : SQL_C_CHAR;
|
|
fSqlType = SQL_DECIMAL; break;
|
|
case SQL_NUMERIC: fCType = _bUseWChar ? SQL_C_WCHAR : SQL_C_CHAR;
|
|
fSqlType = SQL_NUMERIC; break;
|
|
case SQL_BIT: fCType = SQL_C_TINYINT;
|
|
fSqlType = SQL_INTEGER; break;
|
|
case SQL_TINYINT: fCType = SQL_C_TINYINT;
|
|
fSqlType = SQL_TINYINT; break;
|
|
case SQL_SMALLINT: fCType = SQL_C_SHORT;
|
|
fSqlType = SQL_SMALLINT; break;
|
|
case SQL_INTEGER: fCType = SQL_C_LONG;
|
|
fSqlType = SQL_INTEGER; break;
|
|
case SQL_BIGINT: fCType = SQL_C_SBIGINT;
|
|
fSqlType = SQL_BIGINT; break;
|
|
case SQL_FLOAT: fCType = SQL_C_FLOAT;
|
|
fSqlType = SQL_FLOAT; break;
|
|
case SQL_REAL: fCType = SQL_C_DOUBLE;
|
|
fSqlType = SQL_REAL; break;
|
|
case SQL_DOUBLE: fCType = SQL_C_DOUBLE;
|
|
fSqlType = SQL_DOUBLE; break;
|
|
case SQL_BINARY: fCType = SQL_C_BINARY;
|
|
fSqlType = SQL_BINARY; break;
|
|
case SQL_VARBINARY:
|
|
fCType = SQL_C_BINARY;
|
|
fSqlType = SQL_VARBINARY; break;
|
|
case SQL_LONGVARBINARY: fCType = SQL_C_BINARY;
|
|
fSqlType = SQL_LONGVARBINARY; break;
|
|
case SQL_DATE:
|
|
if(_bUseOldTimeDate)
|
|
{
|
|
fCType = SQL_C_DATE;
|
|
fSqlType = SQL_DATE;
|
|
}
|
|
else
|
|
{
|
|
fCType = SQL_C_TYPE_DATE;
|
|
fSqlType = SQL_TYPE_DATE;
|
|
}
|
|
break;
|
|
case SQL_TIME:
|
|
if(_bUseOldTimeDate)
|
|
{
|
|
fCType = SQL_C_TIME;
|
|
fSqlType = SQL_TIME;
|
|
}
|
|
else
|
|
{
|
|
fCType = SQL_C_TYPE_TIME;
|
|
fSqlType = SQL_TYPE_TIME;
|
|
}
|
|
break;
|
|
case SQL_TIMESTAMP:
|
|
if(_bUseOldTimeDate)
|
|
{
|
|
fCType = SQL_C_TIMESTAMP;
|
|
fSqlType = SQL_TIMESTAMP;
|
|
}
|
|
else
|
|
{
|
|
fCType = SQL_C_TYPE_TIMESTAMP;
|
|
fSqlType = SQL_TYPE_TIMESTAMP;
|
|
}
|
|
break;
|
|
default: fCType = SQL_C_BINARY;
|
|
fSqlType = SQL_LONGVARBINARY; break;
|
|
}
|
|
}
|
|
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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