/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 . */ #include "odbc/OResultSetMetaData.hxx" #include "odbc/OTools.hxx" using namespace connectivity::odbc; using namespace com::sun::star::uno; using namespace com::sun::star::lang; using namespace com::sun::star::sdbc; OResultSetMetaData::~OResultSetMetaData() { } OUString OResultSetMetaData::getCharColAttrib(sal_Int32 _column,sal_Int32 ident) throw(SQLException, RuntimeException) { sal_Int32 column = _column; if(_column <(sal_Int32) m_vMapping.size()) // use mapping column = m_vMapping[_column]; SQLSMALLINT BUFFER_LEN = 128; char *pName = new char[BUFFER_LEN+1]; SQLSMALLINT nRealLen=0; SQLRETURN nRet = N3SQLColAttribute(m_aStatementHandle, (SQLUSMALLINT)column, (SQLUSMALLINT)ident, (SQLPOINTER)pName, BUFFER_LEN, &nRealLen, NULL ); OUString sValue; if ( nRet == SQL_SUCCESS ) { if ( nRealLen < 0 ) nRealLen = BUFFER_LEN; sValue = OUString(pName,nRealLen,m_pConnection->getTextEncoding()); } delete [] pName; OTools::ThrowException(m_pConnection,nRet,m_aStatementHandle,SQL_HANDLE_STMT,*this); if(nRealLen > BUFFER_LEN) { pName = new char[nRealLen+1]; nRet = N3SQLColAttribute(m_aStatementHandle, (SQLUSMALLINT)column, (SQLUSMALLINT)ident, (SQLPOINTER)pName, nRealLen, &nRealLen, NULL ); if ( nRet == SQL_SUCCESS && nRealLen > 0) sValue = OUString(pName,nRealLen,m_pConnection->getTextEncoding()); delete [] pName; OTools::ThrowException(m_pConnection,nRet,m_aStatementHandle,SQL_HANDLE_STMT,*this); } return sValue; } SQLLEN OResultSetMetaData::getNumColAttrib(OConnection* _pConnection ,SQLHANDLE _aStatementHandle ,const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _xInterface ,sal_Int32 _column ,sal_Int32 _ident) throw(SQLException, RuntimeException) { SQLLEN nValue=0; OTools::ThrowException(_pConnection,(*(T3SQLColAttribute)_pConnection->getOdbcFunction(ODBC3SQLColAttribute))(_aStatementHandle, (SQLUSMALLINT)_column, (SQLUSMALLINT)_ident, NULL, 0, NULL, &nValue),_aStatementHandle,SQL_HANDLE_STMT,_xInterface); return nValue; } sal_Int32 OResultSetMetaData::getNumColAttrib(sal_Int32 _column,sal_Int32 ident) throw(SQLException, RuntimeException) { sal_Int32 column = _column; if(_column < (sal_Int32)m_vMapping.size()) // use mapping column = m_vMapping[_column]; return getNumColAttrib(m_pConnection,m_aStatementHandle,*this,column,ident); } sal_Int32 SAL_CALL OResultSetMetaData::getColumnDisplaySize( sal_Int32 column ) throw(SQLException, RuntimeException) { return getNumColAttrib(column,SQL_DESC_DISPLAY_SIZE); } SQLSMALLINT OResultSetMetaData::getColumnODBCType(OConnection* _pConnection ,SQLHANDLE _aStatementHandle ,const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _xInterface ,sal_Int32 column) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException) { SQLSMALLINT nType = 0; try { nType = (SQLSMALLINT)getNumColAttrib(_pConnection,_aStatementHandle,_xInterface,column,SQL_DESC_CONCISE_TYPE); if(nType == SQL_UNKNOWN_TYPE) nType = (SQLSMALLINT)getNumColAttrib(_pConnection,_aStatementHandle,_xInterface,column, SQL_DESC_TYPE); } catch(SQLException& ) // in this case we have an odbc 2.0 driver { nType = (SQLSMALLINT)getNumColAttrib(_pConnection,_aStatementHandle,_xInterface,column,SQL_DESC_CONCISE_TYPE ); } return nType; } sal_Int32 SAL_CALL OResultSetMetaData::getColumnType( sal_Int32 column ) throw(SQLException, RuntimeException) { ::std::map::iterator aFind = m_aColumnTypes.find(column); if ( aFind == m_aColumnTypes.end() ) { sal_Int32 nType = 0; if(!m_bUseODBC2Types) { try { nType = getNumColAttrib(column,SQL_DESC_CONCISE_TYPE); if(nType == SQL_UNKNOWN_TYPE) nType = getNumColAttrib(column, SQL_DESC_TYPE); nType = OTools::MapOdbcType2Jdbc(nType); } catch(SQLException& ) // in this case we have an odbc 2.0 driver { m_bUseODBC2Types = sal_True; nType = OTools::MapOdbcType2Jdbc(getNumColAttrib(column,SQL_DESC_CONCISE_TYPE )); } } else nType = OTools::MapOdbcType2Jdbc(getNumColAttrib(column,SQL_DESC_CONCISE_TYPE )); aFind = m_aColumnTypes.insert(::std::map::value_type(column,nType)).first; } return aFind->second; } sal_Int32 SAL_CALL OResultSetMetaData::getColumnCount( ) throw(SQLException, RuntimeException) { if(m_nColCount != -1) return m_nColCount; SAL_INFO( "connectivity.drivers", "odbc Ocke.Janssen@sun.com OResultSetMetaData::getColumnCount" ); sal_Int16 nNumResultCols=0; OTools::ThrowException(m_pConnection,N3SQLNumResultCols(m_aStatementHandle,&nNumResultCols),m_aStatementHandle,SQL_HANDLE_STMT,*this); return m_nColCount = nNumResultCols; } sal_Bool SAL_CALL OResultSetMetaData::isCaseSensitive( sal_Int32 column ) throw(SQLException, RuntimeException) { return getNumColAttrib(column,SQL_DESC_CASE_SENSITIVE) == SQL_TRUE; } OUString SAL_CALL OResultSetMetaData::getSchemaName( sal_Int32 column ) throw(SQLException, RuntimeException) { return getCharColAttrib(column,SQL_DESC_SCHEMA_NAME); } OUString SAL_CALL OResultSetMetaData::getColumnName( sal_Int32 column ) throw(SQLException, RuntimeException) { return getCharColAttrib(column,SQL_DESC_NAME); } OUString SAL_CALL OResultSetMetaData::getTableName( sal_Int32 column ) throw(SQLException, RuntimeException) { return getCharColAttrib(column,SQL_DESC_TABLE_NAME); } OUString SAL_CALL OResultSetMetaData::getCatalogName( sal_Int32 column ) throw(SQLException, RuntimeException) { return getCharColAttrib(column,SQL_DESC_CATALOG_NAME); } OUString SAL_CALL OResultSetMetaData::getColumnTypeName( sal_Int32 column ) throw(SQLException, RuntimeException) { SAL_INFO( "connectivity.drivers", "odbc Ocke.Janssen@sun.com OResultSetMetaData::getColumnTypeName" ); return getCharColAttrib(column,SQL_DESC_TYPE_NAME); } OUString SAL_CALL OResultSetMetaData::getColumnLabel( sal_Int32 column ) throw(SQLException, RuntimeException) { SAL_INFO( "connectivity.drivers", "odbc Ocke.Janssen@sun.com OResultSetMetaData::getColumnLabel" ); return getCharColAttrib(column,SQL_DESC_LABEL); } OUString SAL_CALL OResultSetMetaData::getColumnServiceName( sal_Int32 /*column*/ ) throw(SQLException, RuntimeException) { SAL_INFO( "connectivity.drivers", "odbc Ocke.Janssen@sun.com OResultSetMetaData::getColumnServiceName" ); return OUString(); } sal_Bool SAL_CALL OResultSetMetaData::isCurrency( sal_Int32 column ) throw(SQLException, RuntimeException) { return getNumColAttrib(column,SQL_DESC_FIXED_PREC_SCALE) == SQL_TRUE; } sal_Bool SAL_CALL OResultSetMetaData::isAutoIncrement( sal_Int32 column ) throw(SQLException, RuntimeException) { return getNumColAttrib(column,SQL_DESC_AUTO_UNIQUE_VALUE) == SQL_TRUE; } sal_Bool SAL_CALL OResultSetMetaData::isSigned( sal_Int32 column ) throw(SQLException, RuntimeException) { SAL_INFO( "connectivity.drivers", "odbc Ocke.Janssen@sun.com OResultSetMetaData::isSigned" ); return getNumColAttrib(column,SQL_DESC_UNSIGNED) == SQL_FALSE; } sal_Int32 SAL_CALL OResultSetMetaData::getPrecision( sal_Int32 column ) throw(SQLException, RuntimeException) { SAL_INFO( "connectivity.drivers", "odbc Ocke.Janssen@sun.com OResultSetMetaData::getPrecision" ); sal_Int32 nType = 0; try { nType = getNumColAttrib(column,SQL_DESC_PRECISION); } catch(const SQLException& ) // in this case we have an odbc 2.0 driver { m_bUseODBC2Types = sal_True; nType = getNumColAttrib(column,SQL_COLUMN_PRECISION ); } return nType; } sal_Int32 SAL_CALL OResultSetMetaData::getScale( sal_Int32 column ) throw(::com::sun::star::sdbc::SQLException, ::com::sun::star::uno::RuntimeException) { SAL_INFO( "connectivity.drivers", "odbc Ocke.Janssen@sun.com OResultSetMetaData::getScale" ); sal_Int32 nType = 0; try { nType = getNumColAttrib(column,SQL_DESC_SCALE); } catch(const SQLException& ) // in this case we have an odbc 2.0 driver { m_bUseODBC2Types = sal_True; nType = getNumColAttrib(column,SQL_COLUMN_SCALE ); } return nType; } sal_Int32 SAL_CALL OResultSetMetaData::isNullable( sal_Int32 column ) throw(SQLException, RuntimeException) { SAL_INFO( "connectivity.drivers", "odbc Ocke.Janssen@sun.com OResultSetMetaData::isNullable" ); return getNumColAttrib(column,SQL_DESC_NULLABLE); } sal_Bool SAL_CALL OResultSetMetaData::isSearchable( sal_Int32 column ) throw(SQLException, RuntimeException) { SAL_INFO( "connectivity.drivers", "odbc Ocke.Janssen@sun.com OResultSetMetaData::isSearchable" ); return getNumColAttrib(column,SQL_DESC_SEARCHABLE) != SQL_PRED_NONE; } sal_Bool SAL_CALL OResultSetMetaData::isReadOnly( sal_Int32 column ) throw(SQLException, RuntimeException) { SAL_INFO( "connectivity.drivers", "odbc Ocke.Janssen@sun.com OResultSetMetaData::isReadOnly" ); return getNumColAttrib(column,SQL_DESC_UPDATABLE) == SQL_ATTR_READONLY; } sal_Bool SAL_CALL OResultSetMetaData::isDefinitelyWritable( sal_Int32 column ) throw(SQLException, RuntimeException) { SAL_INFO( "connectivity.drivers", "odbc Ocke.Janssen@sun.com OResultSetMetaData::isDefinitelyWritable" ); return getNumColAttrib(column,SQL_DESC_UPDATABLE) == SQL_ATTR_WRITE; ; } sal_Bool SAL_CALL OResultSetMetaData::isWritable( sal_Int32 column ) throw(SQLException, RuntimeException) { SAL_INFO( "connectivity.drivers", "odbc Ocke.Janssen@sun.com OResultSetMetaData::isWritable" ); return getNumColAttrib(column,SQL_DESC_UPDATABLE) == SQL_ATTR_WRITE; } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */