connectivity/source/cpool/ZDriverWrapper.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "ZDriverWrapper.hxx"
  21 #include "ZConnectionPool.hxx"
  22 #include <osl/diagnose.h>
  23
  24
  25 namespace connectivity
  26 {
  27
  28
  29     using namespace ::com::sun::star::uno;
  30     using namespace ::com::sun::star::sdbc;
  31     using namespace ::com::sun::star::beans;
  32
  33     ODriverWrapper::ODriverWrapper( Reference< XAggregation >& _rxAggregateDriver, OConnectionPool* _pPool )
  34         :m_pConnectionPool(_pPool)
  35     {
  36         OSL_ENSURE(_rxAggregateDriver.is(), "ODriverWrapper::ODriverWrapper: invalid aggregate!");
  37         OSL_ENSURE(m_pConnectionPool.is(), "ODriverWrapper::ODriverWrapper: invalid connection pool!");
  38
  39         osl_atomic_increment( &m_refCount );
  40         if (_rxAggregateDriver.is())
  41         {
  42             // transfer the (one and only) real ref to the aggregate to our member
  43             m_xDriverAggregate = _rxAggregateDriver;
  44             _rxAggregateDriver = nullptr;
  45
  46             // a second "real" reference
  47             m_xDriver.set(m_xDriverAggregate, UNO_QUERY);
  48             OSL_ENSURE(m_xDriver.is(), "ODriverWrapper::ODriverWrapper: invalid aggregate (no XDriver)!");
  49
  50             // set ourself as delegator
  51             m_xDriverAggregate->setDelegator( getXWeak() );
  52         }
  53         osl_atomic_decrement( &m_refCount );
  54     }
  55
  56
  57     ODriverWrapper::~ODriverWrapper()
  58     {
  59         if (m_xDriverAggregate.is())
  60             m_xDriverAggregate->setDelegator(nullptr);
  61     }
  62
  63
  64     Any SAL_CALL ODriverWrapper::queryInterface( const Type& _rType )
  65     {
  66         Any aReturn = ODriverWrapper_BASE::queryInterface(_rType);
  67         return aReturn.hasValue() ? aReturn : (m_xDriverAggregate.is() ? m_xDriverAggregate->queryAggregation(_rType) : aReturn);
  68     }
  69
  70
  71     Reference< XConnection > SAL_CALL ODriverWrapper::connect( const OUString& url, const Sequence< PropertyValue >& info )
  72     {
  73         Reference< XConnection > xConnection;
  74         if (m_pConnectionPool.is())
  75             // route this through the pool
  76             xConnection = m_pConnectionPool->getConnectionWithInfo( url, info );
  77         else if (m_xDriver.is())
  78             xConnection = m_xDriver->connect( url, info );
  79
  80         return xConnection;
  81     }
  82
  83
  84     sal_Bool SAL_CALL ODriverWrapper::acceptsURL( const OUString& url )
  85     {
  86         return m_xDriver.is() && m_xDriver->acceptsURL(url);
  87     }
  88
  89
  90     Sequence< DriverPropertyInfo > SAL_CALL ODriverWrapper::getPropertyInfo( const OUString& url, const Sequence< PropertyValue >& info )
  91     {
  92         Sequence< DriverPropertyInfo > aInfo;
  93         if (m_xDriver.is())
  94             aInfo = m_xDriver->getPropertyInfo(url, info);
  95         return aInfo;
  96     }
  97
  98
  99     sal_Int32 SAL_CALL ODriverWrapper::getMajorVersion(  )
 100     {
 101         return m_xDriver.is() ? m_xDriver->getMajorVersion() : 0;
 102     }
 103
 104
 105     sal_Int32 SAL_CALL ODriverWrapper::getMinorVersion(  )
 106     {
 107         return m_xDriver.is() ? m_xDriver->getMinorVersion() : 0;
 108     }
 109
 110
 111 }   // namespace connectivity
 112
 113
 114 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */