| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_connectivity.hxx" |
| #include "odbc/OResultSetMetaData.hxx" |
| #include "odbc/OTools.hxx" |
| #include <rtl/logfile.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() |
| { |
| } |
| // ------------------------------------------------------------------------- |
| ::rtl::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 |
| ); |
| ::rtl::OUString sValue; |
| if ( nRet == SQL_SUCCESS ) |
| { |
| if ( nRealLen < 0 ) |
| nRealLen = BUFFER_LEN; |
| sValue = ::rtl::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 = ::rtl::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<sal_Int32,sal_Int32>::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<sal_Int32,sal_Int32>::value_type(column,nType)).first; |
| } |
| |
| |
| return aFind->second; |
| } |
| // ------------------------------------------------------------------------- |
| |
| sal_Int32 SAL_CALL OResultSetMetaData::getColumnCount( ) throw(SQLException, RuntimeException) |
| { |
| if(m_nColCount != -1) |
| return m_nColCount; |
| RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "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; |
| } |
| // ------------------------------------------------------------------------- |
| |
| ::rtl::OUString SAL_CALL OResultSetMetaData::getSchemaName( sal_Int32 column ) throw(SQLException, RuntimeException) |
| { |
| return getCharColAttrib(column,SQL_DESC_SCHEMA_NAME); |
| } |
| // ------------------------------------------------------------------------- |
| |
| ::rtl::OUString SAL_CALL OResultSetMetaData::getColumnName( sal_Int32 column ) throw(SQLException, RuntimeException) |
| { |
| return getCharColAttrib(column,SQL_DESC_NAME); |
| } |
| // ------------------------------------------------------------------------- |
| ::rtl::OUString SAL_CALL OResultSetMetaData::getTableName( sal_Int32 column ) throw(SQLException, RuntimeException) |
| { |
| return getCharColAttrib(column,SQL_DESC_TABLE_NAME); |
| } |
| // ------------------------------------------------------------------------- |
| ::rtl::OUString SAL_CALL OResultSetMetaData::getCatalogName( sal_Int32 column ) throw(SQLException, RuntimeException) |
| { |
| return getCharColAttrib(column,SQL_DESC_CATALOG_NAME); |
| } |
| // ------------------------------------------------------------------------- |
| ::rtl::OUString SAL_CALL OResultSetMetaData::getColumnTypeName( sal_Int32 column ) throw(SQLException, RuntimeException) |
| { |
| RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "odbc", "Ocke.Janssen@sun.com", "OResultSetMetaData::getColumnTypeName" ); |
| return getCharColAttrib(column,SQL_DESC_TYPE_NAME); |
| } |
| // ------------------------------------------------------------------------- |
| ::rtl::OUString SAL_CALL OResultSetMetaData::getColumnLabel( sal_Int32 column ) throw(SQLException, RuntimeException) |
| { |
| RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "odbc", "Ocke.Janssen@sun.com", "OResultSetMetaData::getColumnLabel" ); |
| return getCharColAttrib(column,SQL_DESC_LABEL); |
| } |
| // ------------------------------------------------------------------------- |
| ::rtl::OUString SAL_CALL OResultSetMetaData::getColumnServiceName( sal_Int32 /*column*/ ) throw(SQLException, RuntimeException) |
| { |
| RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "odbc", "Ocke.Janssen@sun.com", "OResultSetMetaData::getColumnServiceName" ); |
| return ::rtl::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) |
| { |
| RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "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) |
| { |
| RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "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) |
| { |
| RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "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) |
| { |
| RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "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) |
| { |
| RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "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) |
| { |
| RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "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) |
| { |
| RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "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) |
| { |
| RTL_LOGFILE_CONTEXT_AUTHOR( aLogger, "odbc", "Ocke.Janssen@sun.com", "OResultSetMetaData::isWritable" ); |
| return getNumColAttrib(column,SQL_DESC_UPDATABLE) == SQL_ATTR_WRITE; |
| } |
| // ------------------------------------------------------------------------- |
| |
