1 /*************************************************************************
2  *
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * Copyright 2000, 2010 Oracle and/or its affiliates.
6  *
7  * OpenOffice.org - a multi-platform office productivity suite
8  *
9  * This file is part of OpenOffice.org.
10  *
11  * OpenOffice.org is free software: you can redistribute it and/or modify
12  * it under the terms of the GNU Lesser General Public License version 3
13  * only, as published by the Free Software Foundation.
14  *
15  * OpenOffice.org is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU Lesser General Public License version 3 for more details
19  * (a copy is included in the LICENSE file that accompanied this code).
20  *
21  * You should have received a copy of the GNU Lesser General Public License
22  * version 3 along with OpenOffice.org.  If not, see
23  * <http://www.openoffice.org/license.html>
24  * for a copy of the LGPLv3 License.
25  *
26  ************************************************************************/
27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_connectivity.hxx"
30 #include "ZPoolCollection.hxx"
31 #include "ZDriverWrapper.hxx"
32 #include "ZConnectionPool.hxx"
33 #include <com/sun/star/container/XHierarchicalNameAccess.hpp>
34 #include <com/sun/star/beans/PropertyValue.hpp>
35 #include <comphelper/extract.hxx>
36 #include <com/sun/star/beans/XPropertySet.hpp>
37 #include "diagnose_ex.h"
38 
39 using namespace ::com::sun::star::uno;
40 using namespace ::com::sun::star::lang;
41 using namespace ::com::sun::star::sdbc;
42 using namespace ::com::sun::star::beans;
43 using namespace ::com::sun::star::container;
44 using namespace ::com::sun::star::reflection;
45 using namespace ::osl;
46 using namespace connectivity;
47 
48 //--------------------------------------------------------------------
49 static const ::rtl::OUString& getConnectionPoolNodeName()
50 {
51 	static ::rtl::OUString s_sNodeName = ::rtl::OUString::createFromAscii("org.openoffice.Office.DataAccess/ConnectionPool");
52 	return s_sNodeName;
53 }
54 //--------------------------------------------------------------------
55 static const ::rtl::OUString& getEnablePoolingNodeName()
56 {
57 	static ::rtl::OUString s_sNodeName = ::rtl::OUString::createFromAscii("EnablePooling");
58 	return s_sNodeName;
59 }
60 //--------------------------------------------------------------------
61 static const ::rtl::OUString& getDriverNameNodeName()
62 {
63 	static ::rtl::OUString s_sNodeName = ::rtl::OUString::createFromAscii("DriverName");
64 	return s_sNodeName;
65 }
66 // -----------------------------------------------------------------------------
67 static const ::rtl::OUString& getDriverSettingsNodeName()
68 {
69 	static ::rtl::OUString s_sNodeName = ::rtl::OUString::createFromAscii("DriverSettings");
70 	return s_sNodeName;
71 }
72 //--------------------------------------------------------------------------
73 static const ::rtl::OUString& getEnableNodeName()
74 {
75 	static ::rtl::OUString s_sNodeName = ::rtl::OUString::createFromAscii("Enable");
76 	return s_sNodeName;
77 }
78 
79 //--------------------------------------------------------------------
80 OPoolCollection::OPoolCollection(const Reference< XMultiServiceFactory >&	_rxFactory)
81 	:m_xServiceFactory(_rxFactory)
82 {
83 	// bootstrap all objects supporting the .sdb.Driver service
84 	m_xManager = Reference< XDriverManager >(m_xServiceFactory->createInstance(::rtl::OUString::createFromAscii("com.sun.star.sdbc.DriverManager") ), UNO_QUERY);
85 	m_xDriverAccess = Reference< XDriverAccess >(m_xManager, UNO_QUERY);
86 	OSL_ENSURE(m_xDriverAccess.is(), "have no (or an invalid) driver manager!");
87 
88 	m_xProxyFactory = Reference< XProxyFactory >(
89 		m_xServiceFactory->createInstance(
90 			::rtl::OUString::createFromAscii("com.sun.star.reflection.ProxyFactory")),
91 		UNO_QUERY);
92 	OSL_ENSURE(m_xProxyFactory.is(), "OConnectionPool::OConnectionPool: could not create a proxy factory!");
93 
94 	Reference<XPropertySet> xProp(getConfigPoolRoot(),UNO_QUERY);
95 	if ( xProp.is() )
96 		xProp->addPropertyChangeListener(getEnablePoolingNodeName(),this);
97 	// attach as desktop listener to know when we have to release our pools
98 	osl_incrementInterlockedCount( &m_refCount );
99 	{
100 
101 		m_xDesktop = Reference< ::com::sun::star::frame::XDesktop>( m_xServiceFactory->createInstance(::rtl::OUString::createFromAscii("com.sun.star.frame.Desktop") ), UNO_QUERY);
102 		if ( m_xDesktop.is() )
103 			m_xDesktop->addTerminateListener(this);
104 
105 	}
106 	osl_decrementInterlockedCount( &m_refCount );
107 }
108 // -----------------------------------------------------------------------------
109 OPoolCollection::~OPoolCollection()
110 {
111 	clearConnectionPools(sal_False);
112 }
113 // -----------------------------------------------------------------------------
114 Reference< XConnection > SAL_CALL OPoolCollection::getConnection( const ::rtl::OUString& _rURL ) throw(SQLException, RuntimeException)
115 {
116 	return getConnectionWithInfo(_rURL,Sequence< PropertyValue >());
117 }
118 // -----------------------------------------------------------------------------
119 Reference< XConnection > SAL_CALL OPoolCollection::getConnectionWithInfo( const ::rtl::OUString& _rURL, const Sequence< PropertyValue >& _rInfo ) throw(SQLException, RuntimeException)
120 {
121 	MutexGuard aGuard(m_aMutex);
122 	Reference< XConnection > xConnection;
123 	Reference< XDriver > xDriver;
124 	Reference< XInterface > xDriverNode;
125 	::rtl::OUString sImplName;
126 	if(isPoolingEnabledByUrl(_rURL,xDriver,sImplName,xDriverNode) && xDriver.is())
127 	{
128 		OConnectionPool* pConnectionPool = getConnectionPool(sImplName,xDriver,xDriverNode);
129 
130 		if(pConnectionPool)
131 			xConnection = pConnectionPool->getConnectionWithInfo(_rURL,_rInfo);
132 	}
133 	else if(xDriver.is())
134 		xConnection = xDriver->connect(_rURL,_rInfo);
135 
136 	return xConnection;
137 }
138 // -----------------------------------------------------------------------------
139 void SAL_CALL OPoolCollection::setLoginTimeout( sal_Int32 seconds ) throw(RuntimeException)
140 {
141 	MutexGuard aGuard(m_aMutex);
142 	m_xManager->setLoginTimeout(seconds);
143 }
144 // -----------------------------------------------------------------------------
145 sal_Int32 SAL_CALL OPoolCollection::getLoginTimeout(  ) throw(RuntimeException)
146 {
147 	MutexGuard aGuard(m_aMutex);
148 	return m_xManager->getLoginTimeout();
149 }
150 // -----------------------------------------------------------------------------
151 ::rtl::OUString SAL_CALL OPoolCollection::getImplementationName(  ) throw(RuntimeException)
152 {
153 	MutexGuard aGuard(m_aMutex);
154 	return getImplementationName_Static();
155 }
156 
157 //--------------------------------------------------------------------------
158 sal_Bool SAL_CALL OPoolCollection::supportsService( const ::rtl::OUString& _rServiceName ) throw(RuntimeException)
159 {
160 	Sequence< ::rtl::OUString > aSupported(getSupportedServiceNames());
161 	const ::rtl::OUString* pSupported = aSupported.getConstArray();
162 	const ::rtl::OUString* pEnd = pSupported + aSupported.getLength();
163 	for (;pSupported != pEnd && !pSupported->equals(_rServiceName); ++pSupported)
164 		;
165 
166 	return pSupported != pEnd;
167 }
168 
169 //--------------------------------------------------------------------------
170 Sequence< ::rtl::OUString > SAL_CALL OPoolCollection::getSupportedServiceNames(  ) throw(RuntimeException)
171 {
172 	return getSupportedServiceNames_Static();
173 }
174 
175 //---------------------------------------OPoolCollection----------------------------------
176 Reference< XInterface > SAL_CALL OPoolCollection::CreateInstance(const Reference< XMultiServiceFactory >& _rxFactory)
177 {
178 	return static_cast<XDriverManager*>(new OPoolCollection(_rxFactory));
179 }
180 
181 //--------------------------------------------------------------------------
182 ::rtl::OUString SAL_CALL OPoolCollection::getImplementationName_Static(  ) throw(RuntimeException)
183 {
184 	return ::rtl::OUString::createFromAscii("com.sun.star.sdbc.OConnectionPool");
185 }
186 
187 //--------------------------------------------------------------------------
188 Sequence< ::rtl::OUString > SAL_CALL OPoolCollection::getSupportedServiceNames_Static(  ) throw(RuntimeException)
189 {
190 	Sequence< ::rtl::OUString > aSupported(1);
191 	aSupported[0] = ::rtl::OUString::createFromAscii("com.sun.star.sdbc.ConnectionPool");
192 	return aSupported;
193 }
194 // -----------------------------------------------------------------------------
195 Reference< XDriver > SAL_CALL OPoolCollection::getDriverByURL( const ::rtl::OUString& _rURL ) throw(RuntimeException)
196 {
197 	// returns the original driver when no connection pooling is enabled else it returns the proxy
198 	MutexGuard aGuard(m_aMutex);
199 
200 	Reference< XDriver > xDriver;
201 	Reference< XInterface > xDriverNode;
202 	::rtl::OUString sImplName;
203 	if(isPoolingEnabledByUrl(_rURL,xDriver,sImplName,xDriverNode))
204 	{
205 		Reference< XDriver > xExistentProxy;
206 		// look if we already have a proxy for this driver
207 		for	(	ConstMapDriver2DriverRefIterator aLookup = m_aDriverProxies.begin();
208 				aLookup != m_aDriverProxies.end();
209 				++aLookup
210 			)
211 		{
212 			// hold the proxy alive as long as we're in this loop round
213 			xExistentProxy = aLookup->second;
214 
215 			if (xExistentProxy.is() && (aLookup->first.get() == xDriver.get()))
216 				// already created a proxy for this
217 				break;
218 		}
219 		if (xExistentProxy.is())
220 		{
221 			xDriver = xExistentProxy;
222 		}
223 		else
224 		{	// create a new proxy for the driver
225 			// this allows us to control the connections created by it
226 			if (m_xProxyFactory.is())
227 			{
228 				Reference< XAggregation > xDriverProxy = m_xProxyFactory->createProxy(xDriver.get());
229 				OSL_ENSURE(xDriverProxy.is(), "OConnectionPool::getDriverByURL: invalid proxy returned by the proxy factory!");
230 
231 				OConnectionPool* pConnectionPool = getConnectionPool(sImplName,xDriver,xDriverNode);
232 				xDriver = new ODriverWrapper(xDriverProxy, pConnectionPool);
233 			}
234 			else
235 				OSL_ENSURE(sal_False, "OConnectionPool::getDriverByURL: could not instantiate a proxy factory!");
236 		}
237 	}
238 
239 	return xDriver;
240 }
241 // -----------------------------------------------------------------------------
242 sal_Bool OPoolCollection::isDriverPoolingEnabled(const ::rtl::OUString& _sDriverImplName,
243 												 Reference< XInterface >& _rxDriverNode)
244 {
245 	sal_Bool bEnabled = sal_False;
246 	Reference<XInterface> xConnectionPoolRoot = getConfigPoolRoot();
247 	// then look for which of them settings are stored in the configuration
248 	Reference< XNameAccess > xDirectAccess(openNode(getDriverSettingsNodeName(),xConnectionPoolRoot),UNO_QUERY);
249 
250 	if(xDirectAccess.is())
251 	{
252 		Sequence< ::rtl::OUString > aDriverKeys = xDirectAccess->getElementNames();
253 		const ::rtl::OUString* pDriverKeys = aDriverKeys.getConstArray();
254 		const ::rtl::OUString* pDriverKeysEnd = pDriverKeys + aDriverKeys.getLength();
255 		for (;pDriverKeys != pDriverKeysEnd; ++pDriverKeys)
256 		{
257 			// the name of the driver in this round
258 			if(_sDriverImplName == *pDriverKeys)
259 			{
260 				_rxDriverNode = openNode(*pDriverKeys,xDirectAccess);
261 				if(_rxDriverNode.is())
262 					getNodeValue(getEnableNodeName(),_rxDriverNode) >>= bEnabled;
263 				break;
264 			}
265 		}
266 	}
267 	return bEnabled;
268 }
269 // -----------------------------------------------------------------------------
270 sal_Bool OPoolCollection::isPoolingEnabled()
271 {
272 	// the config node where all pooling relevant info are stored under
273 	Reference<XInterface> xConnectionPoolRoot = getConfigPoolRoot();
274 
275 	// the global "enabled" flag
276 	sal_Bool bEnabled = sal_False;
277 	if(xConnectionPoolRoot.is())
278 		getNodeValue(getEnablePoolingNodeName(),xConnectionPoolRoot) >>= bEnabled;
279 	return bEnabled;
280 }
281 // -----------------------------------------------------------------------------
282 Reference<XInterface> OPoolCollection::getConfigPoolRoot()
283 {
284 	if(!m_xConfigNode.is())
285 		m_xConfigNode = createWithServiceFactory(getConnectionPoolNodeName());
286 	return m_xConfigNode;
287 }
288 // -----------------------------------------------------------------------------
289 sal_Bool OPoolCollection::isPoolingEnabledByUrl(const ::rtl::OUString& _sUrl,
290 												Reference< XDriver >& _rxDriver,
291 												::rtl::OUString& _rsImplName,
292 												Reference< XInterface >& _rxDriverNode)
293 {
294 	sal_Bool bEnabled = sal_False;
295 	if (m_xDriverAccess.is())
296 	{
297 		_rxDriver = m_xDriverAccess->getDriverByURL(_sUrl);
298 		if (_rxDriver.is() && isPoolingEnabled())
299 		{
300 			Reference< XServiceInfo > xSerivceInfo(_rxDriver,UNO_QUERY);
301 			OSL_ENSURE(xSerivceInfo.is(),"Each driver should have a XServiceInfo interface!");
302 
303 			if(xSerivceInfo.is())
304 			{
305 				// look for the implementation name of the driver
306 				_rsImplName = xSerivceInfo->getImplementationName();
307 				bEnabled = isDriverPoolingEnabled(_rsImplName,_rxDriverNode);
308 			}
309 		}
310 	}
311 	return bEnabled;
312 }
313 // -----------------------------------------------------------------------------
314 void OPoolCollection::clearConnectionPools(sal_Bool _bDispose)
315 {
316 	OConnectionPools::const_iterator aIter = m_aPools.begin();
317 	while(aIter != m_aPools.end())
318 	{
319 		aIter->second->clear(_bDispose);
320 		aIter->second->release();
321 		::rtl::OUString sKeyValue = aIter->first;
322 		++aIter;
323 		m_aPools.erase(sKeyValue);
324 	}
325 }
326 // -----------------------------------------------------------------------------
327 OConnectionPool* OPoolCollection::getConnectionPool(const ::rtl::OUString& _sImplName,
328 													const Reference< XDriver >& _xDriver,
329 													const Reference< XInterface >& _xDriverNode)
330 {
331 	OConnectionPool *pRet = 0;
332 	OConnectionPools::const_iterator aFind = m_aPools.find(_sImplName);
333 	if (aFind != m_aPools.end())
334 		pRet = aFind->second;
335 	else if (_xDriver.is() && _xDriverNode.is())
336 	{
337 		Reference<XPropertySet> xProp(_xDriverNode,UNO_QUERY);
338 		if(xProp.is())
339 			xProp->addPropertyChangeListener(getEnableNodeName(),this);
340 		OConnectionPool* pConnectionPool = new OConnectionPool(_xDriver,_xDriverNode,m_xProxyFactory);
341 		pConnectionPool->acquire();
342 		aFind = m_aPools.insert(OConnectionPools::value_type(_sImplName,pConnectionPool)).first;
343 		pRet = aFind->second;
344 	}
345 
346 	OSL_ENSURE(pRet, "Could not query DriverManager from ConnectionPool!");
347 
348 	return pRet;
349 }
350 // -----------------------------------------------------------------------------
351 Reference< XInterface > OPoolCollection::createWithServiceFactory(const ::rtl::OUString& _rPath) const
352 {
353 	Reference< XInterface > xInterface;
354 	try
355 	{
356 		Reference< XInterface > xProvider = m_xServiceFactory->createInstance(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.configuration.ConfigurationProvider")));
357 		OSL_ENSURE(xProvider.is(), "OConfigurationTreeRoot::createWithServiceFactory: could not instantiate the config provider service!");
358 		Reference< XMultiServiceFactory > xProviderAsFac(xProvider, UNO_QUERY);
359 		OSL_ENSURE(xProviderAsFac.is() || !xProvider.is(), "OConfigurationTreeRoot::createWithServiceFactory: the provider is missing an interface!");
360 		if (xProviderAsFac.is())
361 			xInterface = createWithProvider(xProviderAsFac, _rPath);
362 	}
363 	catch(const Exception&)
364 	{
365 		OSL_ENSURE(sal_False, "createWithServiceFactory: error while instantiating the provider service!");
366 	}
367 	return xInterface;
368 }
369 //------------------------------------------------------------------------
370 Reference< XInterface > OPoolCollection::createWithProvider(const Reference< XMultiServiceFactory >& _rxConfProvider,
371 							const ::rtl::OUString& _rPath) const
372 {
373 	OSL_ENSURE(_rxConfProvider.is(), "createWithProvider: invalid provider!");
374 
375 	Reference< XInterface > xInterface;
376 #ifdef DBG_UTIL
377 	if (_rxConfProvider.is())
378 	{
379 		try
380 		{
381 			Reference< XServiceInfo > xSI(_rxConfProvider, UNO_QUERY);
382 			if (!xSI.is())
383 			{
384 				OSL_ENSURE(sal_False, "::createWithProvider: no XServiceInfo interface on the provider!");
385 			}
386 			else
387 			{
388 				OSL_ENSURE(xSI->supportsService(::rtl::OUString::createFromAscii("com.sun.star.configuration.ConfigurationProvider")),
389 					"::createWithProvider: sure this is a provider? Missing the ConfigurationProvider service!");
390 			}
391 		}
392 		catch(const Exception&)
393 		{
394 			OSL_ENSURE(sal_False, "::createWithProvider: unable to check the service conformance of the provider given!");
395 		}
396 	}
397 #endif
398 
399 	if (_rxConfProvider.is())
400 	{
401 		try
402 		{
403 			Sequence< Any > aCreationArgs(3);
404 			aCreationArgs[0] = makeAny(PropertyValue(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("nodepath")), 0, makeAny(_rPath), PropertyState_DIRECT_VALUE));
405 			aCreationArgs[1] = makeAny(PropertyValue(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("depth")), 0, makeAny((sal_Int32)-1), PropertyState_DIRECT_VALUE));
406 			aCreationArgs[2] = makeAny(PropertyValue(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("lazywrite")), 0, makeAny(sal_True), PropertyState_DIRECT_VALUE));
407 
408 			static ::rtl::OUString sAccessService = ::rtl::OUString::createFromAscii("com.sun.star.configuration.ConfigurationAccess");
409 
410 			xInterface = _rxConfProvider->createInstanceWithArguments(sAccessService, aCreationArgs);
411 			OSL_ENSURE(xInterface.is(), "::createWithProvider: could not create the node access!");
412 		}
413 		catch(Exception&)
414 		{
415 			OSL_ENSURE(sal_False, "OConfigurationTreeRoot::createWithProvider: caught an exception while creating the access object!");
416 		}
417 	}
418 	return xInterface;
419 }
420 // -----------------------------------------------------------------------------
421 Reference<XInterface> OPoolCollection::openNode(const ::rtl::OUString& _rPath,const Reference<XInterface>& _xTreeNode) const throw()
422 {
423 	Reference< XHierarchicalNameAccess > xHierarchyAccess(_xTreeNode, UNO_QUERY);
424 	Reference< XNameAccess > xDirectAccess(_xTreeNode, UNO_QUERY);
425 	Reference< XInterface > xNode;
426 
427 	try
428 	{
429 		if (xDirectAccess.is() && xDirectAccess->hasByName(_rPath))
430 		{
431 			if (!::cppu::extractInterface(xNode, xDirectAccess->getByName(_rPath)))
432 				OSL_ENSURE(sal_False, "OConfigurationNode::openNode: could not open the node!");
433 		}
434 		else if (xHierarchyAccess.is())
435 		{
436 			if (!::cppu::extractInterface(xNode, xHierarchyAccess->getByHierarchicalName(_rPath)))
437 				OSL_ENSURE(sal_False, "OConfigurationNode::openNode: could not open the node!");
438 		}
439 
440 	}
441 	catch(const NoSuchElementException&)
442 	{
443 		OSL_ENSURE(sal_False,
444 					::rtl::OString("::openNode: there is no element named ")
445 				+=	::rtl::OString(_rPath.getStr(), _rPath.getLength(), RTL_TEXTENCODING_ASCII_US)
446 				+=	::rtl::OString("!"));
447 	}
448 	catch(Exception&)
449 	{
450 		OSL_ENSURE(sal_False, "OConfigurationNode::openNode: caught an exception while retrieving the node!");
451 	}
452 	return xNode;
453 }
454 // -----------------------------------------------------------------------------
455 Any OPoolCollection::getNodeValue(const ::rtl::OUString& _rPath,const Reference<XInterface>& _xTreeNode) throw()
456 {
457 	Reference< XHierarchicalNameAccess > xHierarchyAccess(_xTreeNode, UNO_QUERY);
458 	Reference< XNameAccess > xDirectAccess(_xTreeNode, UNO_QUERY);
459 	Any aReturn;
460 	try
461 	{
462 		if (xDirectAccess.is() && xDirectAccess->hasByName(_rPath) )
463 		{
464 			aReturn = xDirectAccess->getByName(_rPath);
465         }
466 		else if (xHierarchyAccess.is())
467 		{
468 			aReturn = xHierarchyAccess->getByHierarchicalName(_rPath);
469 		}
470 	}
471 	catch(NoSuchElementException& e)
472 	{
473 		OSL_UNUSED( e );    // make compiler happy
474 		OSL_ENSURE(sal_False,
475 			::rtl::OString("::getNodeValue: caught a NoSuchElementException while trying to open ")
476 		+=	::rtl::OString(e.Message.getStr(), e.Message.getLength(), RTL_TEXTENCODING_ASCII_US)
477 		+=	::rtl::OString("!"));
478 	}
479 	return aReturn;
480 }
481 // -----------------------------------------------------------------------------
482 void SAL_CALL OPoolCollection::queryTermination( const EventObject& /*Event*/ ) throw (::com::sun::star::frame::TerminationVetoException, RuntimeException)
483 {
484 }
485 // -----------------------------------------------------------------------------
486 void SAL_CALL OPoolCollection::notifyTermination( const EventObject& /*Event*/ ) throw (RuntimeException)
487 {
488 	clearDesktop();
489 }
490 // -----------------------------------------------------------------------------
491 void SAL_CALL OPoolCollection::disposing( const EventObject& Source ) throw (RuntimeException)
492 {
493 	MutexGuard aGuard(m_aMutex);
494 	if ( m_xDesktop == Source.Source )
495 	{
496 		clearDesktop();
497 	}
498 	else
499 	{
500 		try
501 		{
502 			Reference<XPropertySet> xProp(Source.Source,UNO_QUERY);
503 			if(Source.Source == m_xConfigNode)
504 			{
505 				if ( xProp.is() )
506 					xProp->removePropertyChangeListener(getEnablePoolingNodeName(),this);
507 			m_xConfigNode.clear();
508 			}
509 			else if ( xProp.is() )
510 				xProp->removePropertyChangeListener(getEnableNodeName(),this);
511 		}
512 		catch(const Exception&)
513 		{
514 			OSL_ENSURE(0,"Exception caught");
515 		}
516 	}
517 }
518 // -----------------------------------------------------------------------------
519 void SAL_CALL OPoolCollection::propertyChange( const ::com::sun::star::beans::PropertyChangeEvent& evt ) throw (RuntimeException)
520 {
521 	MutexGuard aGuard(m_aMutex);
522 	if(evt.Source == m_xConfigNode)
523 	{
524 		sal_Bool bEnabled = sal_True;
525 		evt.NewValue >>= bEnabled;
526 		if(!bEnabled )
527 		{
528 			m_aDriverProxies.clear();
529 			m_aDriverProxies = MapDriver2DriverRef();
530 			OConnectionPools::iterator aIter = m_aPools.begin();
531 			for(;aIter != m_aPools.end();++aIter)
532 			{
533 				aIter->second->clear(sal_False);
534 				aIter->second->release();
535 			}
536 			m_aPools.clear();
537 			m_aPools		 = OConnectionPools();
538 		}
539 	}
540 	else if(evt.Source.is())
541 	{
542 		sal_Bool bEnabled = sal_True;
543 		evt.NewValue >>= bEnabled;
544 		if(!bEnabled)
545 		{
546 			::rtl::OUString sThisDriverName;
547 			getNodeValue(getDriverNameNodeName(),evt.Source) >>= sThisDriverName;
548 			// 1nd relase the driver
549 			// look if we already have a proxy for this driver
550 			MapDriver2DriverRefIterator aLookup = m_aDriverProxies.begin();
551 			while(	aLookup != m_aDriverProxies.end())
552 			{
553 				MapDriver2DriverRefIterator aFind = aLookup;
554 				Reference<XServiceInfo> xInfo(aLookup->first,UNO_QUERY);
555 				++aLookup;
556 				if(xInfo.is() && xInfo->getImplementationName() == sThisDriverName)
557 					m_aDriverProxies.erase(aFind);
558 			}
559 
560 			// 2nd clear the connectionpool
561 			OConnectionPools::iterator aFind = m_aPools.find(sThisDriverName);
562 			if(aFind != m_aPools.end() && aFind->second)
563 			{
564 				aFind->second->clear(sal_False);
565 				aFind->second->release();
566 				m_aPools.erase(aFind);
567 			}
568 		}
569 	}
570 }
571 // -----------------------------------------------------------------------------
572 void OPoolCollection::clearDesktop()
573 {
574 	clearConnectionPools(sal_True);
575 	if ( m_xDesktop.is() )
576 		m_xDesktop->removeTerminateListener(this);
577 m_xDesktop.clear();
578 }
579 // -----------------------------------------------------------------------------
580 
581 
582