/************************************************************** * * 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. * *************************************************************/ #include "SConnection.hxx" #include "SDatabaseMetaData.hxx" #include "SDriver.hxx" #include "SStatement.hxx" #include "SPreparedStatement.hxx" #include #include #include #include using namespace connectivity::skeleton; //------------------------------------------------------------------------------ using namespace com::sun::star::uno; using namespace com::sun::star::lang; using namespace com::sun::star::beans; using namespace com::sun::star::sdbc; // -------------------------------------------------------------------------------- OConnection::OConnection(SkeletonDriver* _pDriver) : OSubComponent((::cppu::OWeakObject*)_pDriver, this), OMetaConnection_BASE(m_aMutex), m_pDriver(_pDriver), m_bClosed(sal_False), m_xMetaData(NULL), m_bUseCatalog(sal_False), m_bUseOldDateFormat(sal_False) { m_pDriver->acquire(); } //----------------------------------------------------------------------------- OConnection::~OConnection() { if(!isClosed()) close(); m_pDriver->release(); m_pDriver = NULL; } //----------------------------------------------------------------------------- void SAL_CALL OConnection::release() throw() { relase_ChildImpl(); } // ----------------------------------------------------------------------------- //----------------------------------------------------------------------------- void OConnection::construct(const ::rtl::OUString& url,const Sequence< PropertyValue >& info) throw(SQLException) { osl_incrementInterlockedCount( &m_refCount ); // some example code how to get the information out of the sequence sal_Int32 nLen = url.indexOf(':'); nLen = url.indexOf(':',nLen+1); ::rtl::OUString aDSN(RTL_CONSTASCII_USTRINGPARAM("DSN=")), aUID, aPWD, aSysDrvSettings; aDSN += url.copy(nLen+1); const char* pUser = "user"; const char* pTimeout = "Timeout"; const char* pSilent = "Silent"; const char* pPwd = "password"; const char* pUseCatalog = "UseCatalog"; const char* pSysDrv = "SystemDriverSettings"; sal_Int32 nTimeout = 20; sal_Bool bSilent = sal_True; const PropertyValue *pBegin = info.getConstArray(); const PropertyValue *pEnd = pBegin + info.getLength(); for(;pBegin != pEnd;++pBegin) { if(!pBegin->Name.compareToAscii(pTimeout)) pBegin->Value >>= nTimeout; else if(!pBegin->Name.compareToAscii(pSilent)) pBegin->Value >>= bSilent; else if(!pBegin->Name.compareToAscii(pUser)) { pBegin->Value >>= aUID; aDSN = aDSN + ::rtl::OUString::createFromAscii(";UID=") + aUID; } else if(!pBegin->Name.compareToAscii(pPwd)) { pBegin->Value >>= aPWD; aDSN = aDSN + ::rtl::OUString::createFromAscii(";PWD=") + aPWD; } else if(!pBegin->Name.compareToAscii(pUseCatalog)) { pBegin->Value >>= m_bUseCatalog; } else if(!pBegin->Name.compareToAscii(pSysDrv)) { pBegin->Value >>= aSysDrvSettings; aDSN += ::rtl::OUString::createFromAscii(";"); aDSN += aSysDrvSettings; } } m_sUser = aUID; osl_decrementInterlockedCount( &m_refCount ); } // XServiceInfo // -------------------------------------------------------------------------------- IMPLEMENT_SERVICE_INFO(OConnection, "com.sun.star.sdbc.drivers.skeleton.OConnection", "com.sun.star.sdbc.Connection") // -------------------------------------------------------------------------------- Reference< XStatement > SAL_CALL OConnection::createStatement( ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // create a statement // the statement can only be executed once Reference< XStatement > xReturn = new OStatement(this); m_aStatements.push_back(WeakReferenceHelper(xReturn)); return xReturn; } // -------------------------------------------------------------------------------- Reference< XPreparedStatement > SAL_CALL OConnection::prepareStatement( const ::rtl::OUString& _sSql ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // the pre if(m_aTypeInfo.empty()) buildTypeInfo(); // create a statement // the statement can only be executed more than once Reference< XPreparedStatement > xReturn = new OPreparedStatement(this,m_aTypeInfo,_sSql); m_aStatements.push_back(WeakReferenceHelper(xReturn)); return xReturn; } // -------------------------------------------------------------------------------- Reference< XPreparedStatement > SAL_CALL OConnection::prepareCall( const ::rtl::OUString& _sSql ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // not implemented yet :-) a task to do return NULL; } // -------------------------------------------------------------------------------- ::rtl::OUString SAL_CALL OConnection::nativeSQL( const ::rtl::OUString& _sSql ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); // when you need to transform SQL92 to you driver specific you can do it here return _sSql; } // -------------------------------------------------------------------------------- void SAL_CALL OConnection::setAutoCommit( sal_Bool autoCommit ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // here you have to set your commit mode please have a look at the jdbc documentation to get a clear explanation } // -------------------------------------------------------------------------------- sal_Bool SAL_CALL OConnection::getAutoCommit( ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // you have to distinguish which if you are in autocommit mode or not // at normal case true should be fine here return sal_True; } // -------------------------------------------------------------------------------- void SAL_CALL OConnection::commit( ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // when you database does support transactions you should commit here } // -------------------------------------------------------------------------------- void SAL_CALL OConnection::rollback( ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // same as commit but for the other case } // -------------------------------------------------------------------------------- sal_Bool SAL_CALL OConnection::isClosed( ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); // just simple -> we are close when we are disposed that means someone called dispose(); (XComponent) return OConnection_BASE::rBHelper.bDisposed; } // -------------------------------------------------------------------------------- Reference< XDatabaseMetaData > SAL_CALL OConnection::getMetaData( ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // here we have to create the class with biggest interface // The answer is 42 :-) Reference< XDatabaseMetaData > xMetaData = m_xMetaData; if(!xMetaData.is()) { xMetaData = new ODatabaseMetaData(this); // need the connection because it can return it m_xMetaData = xMetaData; } return xMetaData; } // -------------------------------------------------------------------------------- void SAL_CALL OConnection::setReadOnly( sal_Bool readOnly ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // set you connection to readonly } // -------------------------------------------------------------------------------- sal_Bool SAL_CALL OConnection::isReadOnly( ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // return if your connection to readonly return sal_False; } // -------------------------------------------------------------------------------- void SAL_CALL OConnection::setCatalog( const ::rtl::OUString& catalog ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // if your database doesn't work with catalogs you go to next method otherwise you kjnow what to do } // -------------------------------------------------------------------------------- ::rtl::OUString SAL_CALL OConnection::getCatalog( ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // return your current catalog return ::rtl::OUString(); } // -------------------------------------------------------------------------------- void SAL_CALL OConnection::setTransactionIsolation( sal_Int32 level ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // set your isolation level // please have a look at @see com.sun.star.sdbc.TransactionIsolation } // -------------------------------------------------------------------------------- sal_Int32 SAL_CALL OConnection::getTransactionIsolation( ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // please have a look at @see com.sun.star.sdbc.TransactionIsolation return TransactionIsolation::NONE; } // -------------------------------------------------------------------------------- Reference< ::com::sun::star::container::XNameAccess > SAL_CALL OConnection::getTypeMap( ) throw(SQLException, RuntimeException) { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); // if your driver has special database types you can return it here return NULL; } // -------------------------------------------------------------------------------- void SAL_CALL OConnection::setTypeMap( const Reference< ::com::sun::star::container::XNameAccess >& typeMap ) throw(SQLException, RuntimeException) { // the other way around } // -------------------------------------------------------------------------------- // XCloseable void SAL_CALL OConnection::close( ) throw(SQLException, RuntimeException) { // we just dispose us { ::osl::MutexGuard aGuard( m_aMutex ); checkDisposed(OConnection_BASE::rBHelper.bDisposed); } dispose(); } // -------------------------------------------------------------------------------- // XWarningsSupplier Any SAL_CALL OConnection::getWarnings( ) throw(SQLException, RuntimeException) { // when you collected some warnings -> return it return Any(); } // -------------------------------------------------------------------------------- void SAL_CALL OConnection::clearWarnings( ) throw(SQLException, RuntimeException) { // you should clear your collected warnings here } //-------------------------------------------------------------------- void OConnection::buildTypeInfo() throw( SQLException) { ::osl::MutexGuard aGuard( m_aMutex ); Reference< XResultSet> xRs = getMetaData ()->getTypeInfo (); Reference< XRow> xRow(xRs,UNO_QUERY); // Information for a single SQL type // Loop on the result set until we reach end of file while (xRs->next ()) { OTypeInfo aInfo; aInfo.aTypeName = xRow->getString (1); aInfo.nType = xRow->getShort (2); aInfo.nPrecision = xRow->getInt (3); aInfo.aLiteralPrefix = xRow->getString (4); aInfo.aLiteralSuffix = xRow->getString (5); aInfo.aCreateParams = xRow->getString (6); aInfo.bNullable = xRow->getBoolean (7) == ColumnValue::NULLABLE; aInfo.bCaseSensitive = xRow->getBoolean (8); aInfo.nSearchType = xRow->getShort (9); aInfo.bUnsigned = xRow->getBoolean (10); aInfo.bCurrency = xRow->getBoolean (11); aInfo.bAutoIncrement = xRow->getBoolean (12); aInfo.aLocalTypeName = xRow->getString (13); aInfo.nMinimumScale = xRow->getShort (14); aInfo.nMaximumScale = xRow->getShort (15); aInfo.nNumPrecRadix = (sal_Int16)xRow->getInt(18); // Now that we have the type info, save it // in the Hashtable if we don't already have an // entry for this SQL type. m_aTypeInfo.push_back(aInfo); } // Close the result set/statement. Reference< XCloseable> xClose(xRs,UNO_QUERY); xClose->close(); } //------------------------------------------------------------------------------ void OConnection::disposing() { // we noticed that we should be destroied in near future so we have to dispose our statements ::osl::MutexGuard aGuard(m_aMutex); for (OWeakRefArray::iterator i = m_aStatements.begin(); m_aStatements.end() != i; ++i) { Reference< XComponent > xComp(i->get(), UNO_QUERY); if (xComp.is()) xComp->dispose(); } m_aStatements.clear(); m_bClosed = sal_True; m_xMetaData = ::com::sun::star::uno::WeakReference< ::com::sun::star::sdbc::XDatabaseMetaData>(); dispose_ChildImpl(); OConnection_BASE::disposing(); } // -----------------------------------------------------------------------------