blob: 90152bff5e2c93aeef41600b4b201363a8e6749b [file] [log] [blame]
/**************************************************************
*
* 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_extensions.hxx"
#include "updatecheck.hxx"
#include <cppuhelper/implbase1.hxx>
#include <com/sun/star/beans/XFastPropertySet.hpp>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/frame/XDesktop.hpp>
#include <com/sun/star/frame/XFrame.hpp>
#include <com/sun/star/frame/DispatchResultEvent.hpp>
#include <com/sun/star/frame/DispatchResultState.hpp>
#include <com/sun/star/system/SystemShellExecute.hpp>
#include <com/sun/star/system/SystemShellExecuteFlags.hpp>
#include <com/sun/star/task/XJob.hpp>
#include <com/sun/star/task/XJobExecutor.hpp>
// #include <comphelper/processfactory.hxx>
#include <rtl/ustrbuf.hxx>
#include <rtl/bootstrap.hxx>
#include <osl/process.h>
#include <osl/module.hxx>
#include <osl/file.hxx>
#ifdef WNT
#ifdef _MSC_VER
#pragma warning(push,1) // disable warnings within system headers
//#pragma warning(disable: 4917)
#endif
#include <objbase.h>
#ifdef _MSC_VER
#pragma warning(pop)
#endif
#endif
#include "updateprotocol.hxx"
#include "updatecheckconfig.hxx"
namespace awt = com::sun::star::awt ;
namespace beans = com::sun::star::beans ;
namespace container = com::sun::star::container ;
namespace deployment = com::sun::star::deployment ;
namespace frame = com::sun::star::frame ;
namespace lang = com::sun::star::lang ;
namespace c3s = com::sun::star::system ;
namespace task = com::sun::star::task ;
namespace util = com::sun::star::util ;
namespace uno = com::sun::star::uno ;
#define UNISTRING(s) rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(s))
#define PROPERTY_TITLE UNISTRING("BubbleHeading")
#define PROPERTY_TEXT UNISTRING("BubbleText")
#define PROPERTY_IMAGE UNISTRING("BubbleImageURL")
#define PROPERTY_SHOW_BUBBLE UNISTRING("BubbleVisible")
#define PROPERTY_CLICK_HDL UNISTRING("MenuClickHDL")
#define PROPERTY_DEFAULT_TITLE UNISTRING("DefaultHeading")
#define PROPERTY_DEFAULT_TEXT UNISTRING("DefaultText")
#define PROPERTY_SHOW_MENUICON UNISTRING("MenuIconVisible")
//------------------------------------------------------------------------------
// Returns the URL of the release note for the given position
rtl::OUString getReleaseNote(const UpdateInfo& rInfo, sal_uInt8 pos, bool autoDownloadEnabled)
{
std::vector< ReleaseNote >::const_iterator iter = rInfo.ReleaseNotes.begin();
while( iter != rInfo.ReleaseNotes.end() )
{
if( pos == iter->Pos )
{
if( (pos > 2) || !autoDownloadEnabled || ! (iter->URL2.getLength() > 0) )
return iter->URL;
}
else if( (pos == iter->Pos2) && ((1 == iter->Pos) || (2 == iter->Pos)) && autoDownloadEnabled )
return iter->URL2;
++iter;
}
return rtl::OUString();
}
//------------------------------------------------------------------------------
namespace
{
static inline rtl::OUString getBuildId()
{
rtl::OUString aPathVal(UNISTRING("${$OOO_BASE_DIR/program/" SAL_CONFIGFILE("version") ":buildid}"));
rtl::Bootstrap::expandMacros(aPathVal);
return aPathVal;
}
//------------------------------------------------------------------------------
static inline rtl::OUString getBaseInstallation()
{
rtl::OUString aPathVal(UNISTRING("${$OOO_BASE_DIR/program/" SAL_CONFIGFILE("bootstrap") ":BaseInstallation}"));
rtl::Bootstrap::expandMacros(aPathVal);
return aPathVal;
}
//------------------------------------------------------------------------------
inline bool isObsoleteUpdateInfo(const rtl::OUString& rBuildId)
{
return sal_True != rBuildId.equals(getBuildId()) && rBuildId.getLength() > 0;
}
//------------------------------------------------------------------------------
rtl::OUString getImageFromFileName(const rtl::OUString& aFile)
{
#ifndef WNT
rtl::OUString aUnpackPath;
if( osl_getExecutableFile(&aUnpackPath.pData) == osl_Process_E_None )
{
sal_uInt32 lastIndex = aUnpackPath.lastIndexOf('/');
if ( lastIndex > 0 )
{
aUnpackPath = aUnpackPath.copy( 0, lastIndex+1 );
aUnpackPath += UNISTRING( "unpack_update" );
}
oslFileHandle hOut = NULL;
oslProcess hProcess = NULL;
rtl::OUString aSystemPath;
osl::File::getSystemPathFromFileURL(aFile, aSystemPath);
oslProcessError rc = osl_executeProcess_WithRedirectedIO(
aUnpackPath.pData, // [in] Image name
&aSystemPath.pData, 1, // [in] Arguments
osl_Process_WAIT || osl_Process_NORMAL, // [in] Options
NULL, // [in] Security
NULL, // [in] Working directory
NULL, 0, // [in] Environment variables
&hProcess, // [out] Process handle
NULL, &hOut, NULL // [out] File handles for redirected I/O
);
if( osl_Process_E_None == rc )
{
oslProcessInfo aInfo;
aInfo.Size = sizeof(oslProcessInfo);
if( osl_Process_E_None == osl_getProcessInfo(hProcess, osl_Process_EXITCODE, &aInfo) )
{
if( 0 == aInfo.Code )
{
sal_Char szBuffer[4096];
sal_uInt64 nBytesRead = 0;
const sal_uInt64 nBytesToRead = sizeof(szBuffer) - 1;
rtl::OUString aImageName;
while( osl_File_E_None == osl_readFile(hOut, szBuffer, nBytesToRead, &nBytesRead) )
{
sal_Char *pc = szBuffer + nBytesRead;
do
{
*pc = '\0'; --pc;
}
while( ('\n' == *pc) || ('\r' == *pc) );
aImageName += rtl::OUString(szBuffer, pc - szBuffer + 1, osl_getThreadTextEncoding());
if( nBytesRead < nBytesToRead )
break;
}
if( osl::FileBase::E_None == osl::FileBase::getFileURLFromSystemPath(aImageName, aImageName) )
return aImageName;
}
}
osl_closeFile(hOut);
osl_freeProcessHandle(hProcess);
}
}
#endif
return aFile;
}
//------------------------------------------------------------------------------
static uno::Reference< beans::XPropertySet > createMenuBarUI(
const uno::Reference< uno::XComponentContext >& xContext,
const uno::Reference< task::XJob >& xJob)
{
if( !xContext.is() )
throw uno::RuntimeException(
UNISTRING( "UpdateCheckJob: empty component context" ), uno::Reference< uno::XInterface > () );
uno::Reference< lang::XMultiComponentFactory > xServiceManager(xContext->getServiceManager());
if( !xServiceManager.is() )
throw uno::RuntimeException(
UNISTRING( "UpdateCheckJob: unable to obtain service manager from component context" ), uno::Reference< uno::XInterface > () );
uno::Reference< beans::XPropertySet > xMenuBarUI =
uno::Reference< beans::XPropertySet > (
xServiceManager->createInstanceWithContext( UNISTRING( "com.sun.star.setup.UpdateCheckUI" ), xContext ),
uno::UNO_QUERY_THROW);
xMenuBarUI->setPropertyValue( PROPERTY_CLICK_HDL, uno::makeAny( xJob ) );
return xMenuBarUI;
}
//------------------------------------------------------------------------------
typedef sal_Bool (* OnlineCheckFunc) ();
class UpdateCheckThread : public WorkerThread
{
public:
UpdateCheckThread( osl::Condition& rCondition,
const uno::Reference<uno::XComponentContext>& xContext );
virtual void SAL_CALL join();
virtual void SAL_CALL terminate();
virtual void SAL_CALL cancel();
protected:
virtual ~UpdateCheckThread();
virtual void SAL_CALL run();
virtual void SAL_CALL onTerminated();
/* Wrapper around checkForUpdates */
bool runCheck( bool & rbExtensionsChecked );
private:
/* Used to avoid dialup login windows (on platforms we know how to double this) */
inline bool hasInternetConnection() const
{
if(m_pHasInternetConnection != NULL )
return (sal_True == m_pHasInternetConnection());
return true;
}
/* Creates a new instance of UpdateInformationProvider and returns this instance */
inline uno::Reference<deployment::XUpdateInformationProvider> createProvider()
{
osl::MutexGuard aGuard(m_aMutex);
m_xProvider = deployment::UpdateInformationProvider::create(m_xContext);
return m_xProvider;
};
/* Returns the remembered instance of UpdateInformationProvider if any */
inline uno::Reference<deployment::XUpdateInformationProvider> getProvider()
{ osl::MutexGuard aGuard(m_aMutex); return m_xProvider; };
/* Releases the remembered instance of UpdateInformationProvider if any */
inline void clearProvider()
{ osl::MutexGuard aGuard(m_aMutex); m_xProvider.clear(); };
osl::Mutex m_aMutex;
osl::Module m_aModule;
protected:
osl::Condition& m_aCondition;
private:
// const
OnlineCheckFunc m_pHasInternetConnection;
const uno::Reference<uno::XComponentContext> m_xContext;
uno::Reference<deployment::XUpdateInformationProvider> m_xProvider;
};
class ManualUpdateCheckThread : public UpdateCheckThread
{
public:
ManualUpdateCheckThread( osl::Condition& rCondition, const uno::Reference<uno::XComponentContext>& xContext ) :
UpdateCheckThread(rCondition, xContext) {};
virtual void SAL_CALL run();
};
class MenuBarButtonJob : public ::cppu::WeakImplHelper1< task::XJob >
{
public:
MenuBarButtonJob(const rtl::Reference< UpdateCheck >& rUpdateCheck);
// XJob
virtual uno::Any SAL_CALL execute(const uno::Sequence<beans::NamedValue>&)
throw (lang::IllegalArgumentException, uno::Exception);
private:
rtl::Reference< UpdateCheck > m_aUpdateCheck;
};
class DownloadThread : public WorkerThread
{
public:
DownloadThread(
osl::Condition& rCondition,
const uno::Reference<uno::XComponentContext>& xContext,
const rtl::Reference< DownloadInteractionHandler >& rHandler,
const rtl::OUString& rURL );
virtual void SAL_CALL run();
virtual void SAL_CALL cancel();
virtual void SAL_CALL suspend();
virtual void SAL_CALL onTerminated();
protected:
~DownloadThread();
private:
osl::Condition& m_aCondition;
const uno::Reference<uno::XComponentContext> m_xContext;
const rtl::OUString m_aURL;
Download m_aDownload;
};
//------------------------------------------------------------------------------
class ShutdownThread : public osl::Thread
{
public:
ShutdownThread( const uno::Reference<uno::XComponentContext>& xContext );
virtual void SAL_CALL run();
virtual void SAL_CALL onTerminated();
protected:
~ShutdownThread();
private:
osl::Condition m_aCondition;
const uno::Reference<uno::XComponentContext> m_xContext;
};
//------------------------------------------------------------------------------
UpdateCheckThread::UpdateCheckThread( osl::Condition& rCondition,
const uno::Reference<uno::XComponentContext>& xContext ) :
m_aCondition(rCondition),
m_pHasInternetConnection(NULL),
m_xContext(xContext)
{
#ifdef WNT
rtl::OUString aPath;
if( osl_getExecutableFile(&aPath.pData) == osl_Process_E_None )
{
sal_uInt32 lastIndex = aPath.lastIndexOf('/');
if ( lastIndex > 0 )
{
aPath = aPath.copy( 0, lastIndex+1 );
aPath += UNISTRING( "onlinecheck" );
}
if ( m_aModule.load(aPath) )
{
m_pHasInternetConnection =
reinterpret_cast < OnlineCheckFunc > (
m_aModule.getFunctionSymbol( UNISTRING("hasInternetConnection")));
}
}
#endif
createSuspended();
// actually run the thread
resume();
}
//------------------------------------------------------------------------------
UpdateCheckThread::~UpdateCheckThread()
{
}
//------------------------------------------------------------------------------
void SAL_CALL
UpdateCheckThread::terminate()
{
// Cancel potentially hanging http request ..
cancel();
// .. before terminating
osl::Thread::terminate();
}
//------------------------------------------------------------------------------
void SAL_CALL
UpdateCheckThread::join()
{
uno::Reference< deployment::XUpdateInformationProvider > xProvider(getProvider());
// do not join during an update check until #i73893# is fixed
if( ! xProvider.is() )
{
osl::Thread::join();
}
}
//------------------------------------------------------------------------------
void SAL_CALL
UpdateCheckThread::cancel()
{
uno::Reference< deployment::XUpdateInformationProvider > xProvider(getProvider());
if( xProvider.is() )
xProvider->cancel();
}
//------------------------------------------------------------------------------
bool
UpdateCheckThread::runCheck( bool & rbExtensionsChecked )
{
bool ret = false;
UpdateState eUIState = UPDATESTATE_NO_UPDATE_AVAIL;
UpdateInfo aInfo;
rtl::Reference< UpdateCheck > aController(UpdateCheck::get());
if( checkForUpdates(aInfo, m_xContext, aController->getInteractionHandler(), createProvider()) )
{
aController->setUpdateInfo(aInfo);
eUIState = aController->getUIState(aInfo);
ret = true;
}
else
aController->setCheckFailedState();
// We will only look for extension updates, when there is no 'check for office updates' dialog open
// and when there was no office update found
if ( ( eUIState != UPDATESTATE_UPDATE_AVAIL ) &&
( eUIState != UPDATESTATE_UPDATE_NO_DOWNLOAD ) &&
!aController->isDialogShowing() &&
!rbExtensionsChecked )
{
bool bHasExtensionUpdates = checkForExtensionUpdates( m_xContext );
aController->setHasExtensionUpdates( bHasExtensionUpdates );
if ( bHasExtensionUpdates )
aController->setUIState( UPDATESTATE_EXT_UPD_AVAIL );
rbExtensionsChecked = true;
}
// joining with this thread is safe again
clearProvider();
return ret;
}
//------------------------------------------------------------------------------
void SAL_CALL
UpdateCheckThread::onTerminated()
{
delete this;
}
//------------------------------------------------------------------------------
void SAL_CALL
UpdateCheckThread::run()
{
bool bExtensionsChecked = false;
TimeValue systime;
TimeValue nExtCheckTime;
osl_getSystemTime( &nExtCheckTime );
osl::Condition::Result aResult = osl::Condition::result_timeout;
TimeValue tv = { 10, 0 };
// Initial wait to avoid doing further time consuming tasks during start-up
aResult = m_aCondition.wait(&tv);
try {
while( sal_True == schedule() )
{
/* Use cases:
* a) manual check requested from auto check thread - "last check" should not be checked (one time)
* a1) manual check was requested in the middle of a running auto check,
* condition is set
* a2) manual check was requested while waiting for a retry,
* condition is set
* a3) manual check was requested while waiting for time to next
* scheduled check elapsing, condition is set
* a4) manual check was requested during initial wait, condition is set
* b) check interval got changed, condition may be set - same sub-cases as a),
* but "last check" should be honored
* c) normal auto check mode, condition not set - "last check" should be honored
*/
// Accessing const members without synchronization
rtl::Reference< UpdateCheck > aController(UpdateCheck::get());
rtl::Reference< UpdateCheckConfig > rModel = UpdateCheckConfig::get(m_xContext, *aController);
// FIXME: remember last & offset ?
sal_Int64 last = rModel->getLastChecked();
sal_Int64 offset = rModel->getCheckInterval();
rModel.clear();
// last == 0 means check immediately
bool checkNow = ! (last > 0);
// Reset the condition to avoid busy loops
if( osl::Condition::result_ok == aResult )
{
m_aCondition.reset();
aResult = osl::Condition::result_timeout;
checkNow = aController->isDialogShowing();
}
if( ! checkNow )
{
osl_getSystemTime(&systime);
// Go back to sleep until time has elapsed
sal_Int64 next = last + offset;
if( last + offset > systime.Seconds )
{
// This can not be > 32 Bit for now ..
tv.Seconds = static_cast< sal_Int32 > (next - systime.Seconds);
aResult = m_aCondition.wait(&tv);
continue;
}
}
static sal_uInt8 n = 0;
if( ! hasInternetConnection() || ! runCheck( bExtensionsChecked ) )
{
// the extension update check should be independent from the office update check
//
osl_getSystemTime( &systime );
if ( nExtCheckTime.Seconds + offset < systime.Seconds )
bExtensionsChecked = false;
// Increase next by 15, 60, .. minutes
static const sal_Int32 nRetryInterval[] = { 900, 3600, 14400, 86400 };
if( n < sizeof(nRetryInterval) / sizeof(sal_Int32) )
++n;
tv.Seconds = nRetryInterval[n-1];
aResult = m_aCondition.wait(&tv);
}
else // reset retry counter
{
n = 0;
bExtensionsChecked = false;
}
}
}
catch(const uno::Exception& e) {
// Silently catch all errors
OSL_TRACE( "Caught exception: %s\n thread terminated.\n",
rtl::OUStringToOString(e.Message, RTL_TEXTENCODING_UTF8).getStr() );
}
}
//------------------------------------------------------------------------------
void SAL_CALL
ManualUpdateCheckThread::run()
{
bool bExtensionsChecked = false;
try {
runCheck( bExtensionsChecked );
m_aCondition.reset();
}
catch(const uno::Exception& e) {
// Silently catch all errors
OSL_TRACE( "Caught exception: %s\n thread terminated.\n",
rtl::OUStringToOString(e.Message, RTL_TEXTENCODING_UTF8).getStr() );
}
}
//------------------------------------------------------------------------------
MenuBarButtonJob::MenuBarButtonJob(const rtl::Reference< UpdateCheck >& rUpdateCheck) :
m_aUpdateCheck(rUpdateCheck)
{
};
//------------------------------------------------------------------------------
uno::Any SAL_CALL
MenuBarButtonJob::execute(const uno::Sequence<beans::NamedValue>& )
throw (lang::IllegalArgumentException, uno::Exception)
{
if ( m_aUpdateCheck->shouldShowExtUpdDlg() )
m_aUpdateCheck->showExtensionDialog();
else
m_aUpdateCheck->showDialog();
return uno::Any();
}
//------------------------------------------------------------------------------
DownloadThread::DownloadThread(osl::Condition& rCondition,
const uno::Reference<uno::XComponentContext>& xContext,
const rtl::Reference< DownloadInteractionHandler >& rHandler,
const rtl::OUString& rURL) :
m_aCondition(rCondition),
m_xContext(xContext),
m_aURL(rURL),
m_aDownload(xContext, rHandler)
{
createSuspended();
}
//------------------------------------------------------------------------------
DownloadThread::~DownloadThread()
{
}
//------------------------------------------------------------------------------
void SAL_CALL
DownloadThread::run()
{
#ifdef WNT
CoUninitialize();
CoInitialize( NULL );
#endif
while( schedule() )
{
rtl::Reference< UpdateCheckConfig > rModel = UpdateCheckConfig::get(m_xContext);
rtl::OUString aLocalFile = rModel->getLocalFileName();
rtl::OUString aDownloadDest = rModel->getDownloadDestination();
// release config class for now
rModel.clear();
static sal_uInt8 n = 0;
if( ! m_aDownload.start(m_aURL, aLocalFile, aDownloadDest ) )
{
// retry every 15s unless the dialog is not visible
TimeValue tv;
tv.Seconds = 15;
if( ! UpdateCheck::get()->isDialogShowing() )
{
// Increase next by 1, 5, 15, 60, .. minutes
static const sal_Int16 nRetryInterval[] = { 60, 300, 900, 3600 };
if( n < sizeof(nRetryInterval) / sizeof(sal_Int16) )
++n;
tv.Seconds = nRetryInterval[n-1];
}
m_aCondition.wait(&tv);
}
else
{
// reset wait period after successful download
n=0;
}
}
}
//------------------------------------------------------------------------------
void SAL_CALL DownloadThread::cancel()
{
m_aDownload.stop();
resume();
rtl::Reference< UpdateCheck > aController(UpdateCheck::get());
aController->cancelDownload();
}
//------------------------------------------------------------------------------
void SAL_CALL DownloadThread::suspend()
{
osl::Thread::suspend();
m_aDownload.stop();
}
//------------------------------------------------------------------------------
void SAL_CALL DownloadThread::onTerminated()
{
delete this;
}
//------------------------------------------------------------------------------
ShutdownThread::ShutdownThread( const uno::Reference<uno::XComponentContext>& xContext) :
m_xContext( xContext )
{
create();
}
//------------------------------------------------------------------------------
ShutdownThread::~ShutdownThread()
{
}
//------------------------------------------------------------------------------
void SAL_CALL
ShutdownThread::run()
{
TimeValue tv = { 0, 250 };
m_aCondition.wait(&tv);
// Tell QuickStarter not to veto ..
uno::Reference< beans::XFastPropertySet > xQuickStarter(
UpdateCheck::createService(UNISTRING("com.sun.star.office.Quickstart"), m_xContext),
uno::UNO_QUERY
);
if (xQuickStarter.is())
xQuickStarter->setFastPropertyValue(0, uno::makeAny(false));
// Shutdown the office
uno::Reference< frame::XDesktop > xDesktop(
UpdateCheck::createService(UNISTRING("com.sun.star.frame.Desktop"), m_xContext),
uno::UNO_QUERY);
if( xDesktop.is() )
xDesktop->terminate();
}
//------------------------------------------------------------------------------
void SAL_CALL ShutdownThread::onTerminated()
{
delete this;
}
//------------------------------------------------------------------------------
} // anonymous namespace
//------------------------------------------------------------------------------
void
UpdateCheck::initialize(const uno::Sequence< beans::NamedValue >& rValues,
const uno::Reference<uno::XComponentContext>& xContext)
{
osl::MutexGuard aGuard(m_aMutex);
if( NOT_INITIALIZED == m_eState )
{
NamedValueByNameAccess aNameAccess(rValues);
UpdateCheckROModel aModel( aNameAccess );
m_xContext = xContext;
rtl::OUString aUpdateEntryVersion = aModel.getUpdateEntryVersion();
aModel.getUpdateEntry(m_aUpdateInfo);
bool obsoleteUpdateInfo = isObsoleteUpdateInfo(aUpdateEntryVersion);
bool bContinueDownload = false;
bool bDownloadAvailable = false;
m_bHasExtensionUpdate = checkForPendingUpdates( xContext );
m_bShowExtUpdDlg = false;
rtl::OUString aLocalFileName = aModel.getLocalFileName();
if( aLocalFileName.getLength() > 0 )
{
bContinueDownload = true;
// Try to get the number of bytes already on disk
osl::DirectoryItem aDirectoryItem;
if( osl::DirectoryItem::E_None == osl::DirectoryItem::get(aLocalFileName, aDirectoryItem) )
{
osl::FileStatus aFileStatus(FileStatusMask_FileSize);
if( osl::DirectoryItem::E_None == aDirectoryItem.getFileStatus(aFileStatus) )
{
sal_Int64 nDownloadSize = aModel.getDownloadSize();
sal_Int64 nFileSize = aFileStatus.getFileSize();
if( nDownloadSize > 0 )
{
if ( nDownloadSize <= nFileSize ) // we have already downloaded everthing
{
bContinueDownload = false;
bDownloadAvailable = true;
m_aImageName = getImageFromFileName( aLocalFileName );
}
else // Calculate initial percent value.
{
sal_Int32 nPercent = (sal_Int32) (100 * nFileSize / nDownloadSize);
getUpdateHandler()->setProgress( nPercent );
}
}
}
}
if ( bContinueDownload )
{
bool downloadPaused = aModel.isDownloadPaused();
enableDownload(true, downloadPaused);
setUIState(downloadPaused ? UPDATESTATE_DOWNLOAD_PAUSED : UPDATESTATE_DOWNLOADING);
}
}
if ( !bContinueDownload )
{
// We do this intentionally only if no download is in progress ..
if( obsoleteUpdateInfo )
{
// Bring-up release note for position 5 ..
const rtl::OUString aURL(getReleaseNote(m_aUpdateInfo, 5));
if( aURL.getLength() > 0 )
showReleaseNote(aURL);
// Data is outdated, probably due to installed update
rtl::Reference< UpdateCheckConfig > aConfig = UpdateCheckConfig::get( xContext, *this );
aConfig->clearUpdateFound();
aConfig->clearLocalFileName();
m_aUpdateInfo = UpdateInfo();
// Remove outdated release notes
storeReleaseNote( 1, rtl::OUString() );
storeReleaseNote( 2, rtl::OUString() );
}
else
{
enableAutoCheck(aModel.isAutoCheckEnabled());
if ( bDownloadAvailable )
setUIState( UPDATESTATE_DOWNLOAD_AVAIL );
else
setUIState(getUIState(m_aUpdateInfo));
}
}
}
}
//------------------------------------------------------------------------------
void
UpdateCheck::cancel()
{
osl::ClearableMutexGuard aGuard(m_aMutex);
WorkerThread *pThread = m_pThread;
UpdateState eUIState = getUIState(m_aUpdateInfo);
aGuard.clear();
if( NULL != pThread )
pThread->cancel();
setUIState(eUIState);
}
//------------------------------------------------------------------------------
void
UpdateCheck::download()
{
osl::ClearableMutexGuard aGuard(m_aMutex);
UpdateInfo aInfo(m_aUpdateInfo);
State eState = m_eState;
aGuard.clear();
if( aInfo.Sources[0].IsDirect )
{
// Ignore second click of a double click
if( DOWNLOADING != eState )
{
shutdownThread(true);
osl::ClearableMutexGuard aGuard2(m_aMutex);
enableDownload(true);
aGuard2.clear();
setUIState(UPDATESTATE_DOWNLOADING);
}
}
else
{
showReleaseNote(aInfo.Sources[0].URL); // Display in browser
}
}
//------------------------------------------------------------------------------
void
UpdateCheck::install()
{
osl::MutexGuard aGuard(m_aMutex);
const uno::Reference< c3s::XSystemShellExecute > xShellExecute(
c3s::SystemShellExecute::create( m_xContext ) );
try {
// Construct install command ??
// Store release note for position 3 and 4
rtl::OUString aURL(getReleaseNote(m_aUpdateInfo, 3));
storeReleaseNote(1, aURL);
aURL = getReleaseNote(m_aUpdateInfo, 4);
storeReleaseNote(2, aURL);
if( xShellExecute.is() )
{
rtl::OUString aInstallImage(m_aImageName);
osl::FileBase::getSystemPathFromFileURL(aInstallImage, aInstallImage);
rtl::OUString aParameter;
sal_Int32 nFlags = c3s::SystemShellExecuteFlags::DEFAULTS;
#if ( defined LINUX || defined SOLARIS )
nFlags = 42;
aParameter = getBaseInstallation();
if( aParameter.getLength() > 0 )
osl::FileBase::getSystemPathFromFileURL(aParameter, aParameter);
aParameter += UNISTRING(" &");
#endif
rtl::Reference< UpdateCheckConfig > rModel = UpdateCheckConfig::get( m_xContext );
rModel->clearLocalFileName();
xShellExecute->execute(aInstallImage, aParameter, nFlags);
ShutdownThread *pShutdownThread = new ShutdownThread( m_xContext );
(void) pShutdownThread;
}
} catch(uno::Exception&) {
m_aUpdateHandler->setErrorMessage( m_aUpdateHandler->getDefaultInstErrMsg() );
}
}
//------------------------------------------------------------------------------
void
UpdateCheck::pause()
{
osl::ClearableMutexGuard aGuard(m_aMutex);
if( NULL != m_pThread )
m_pThread->suspend();
rtl::Reference< UpdateCheckConfig > rModel = UpdateCheckConfig::get(m_xContext);
aGuard.clear();
rModel->storeDownloadPaused(true);
setUIState(UPDATESTATE_DOWNLOAD_PAUSED);
}
//------------------------------------------------------------------------------
void
UpdateCheck::resume()
{
osl::ClearableMutexGuard aGuard(m_aMutex);
if( NULL != m_pThread )
m_pThread->resume();
rtl::Reference< UpdateCheckConfig > rModel = UpdateCheckConfig::get(m_xContext);
aGuard.clear();
rModel->storeDownloadPaused(false);
setUIState(UPDATESTATE_DOWNLOADING);
}
//------------------------------------------------------------------------------
void
UpdateCheck::closeAfterFailure()
{
osl::ClearableMutexGuard aGuard(m_aMutex);
if ( ( m_eState == DISABLED ) || ( m_eState == CHECK_SCHEDULED ) )
{
const UpdateState eUIState = getUIState( m_aUpdateInfo );
aGuard.clear();
setUIState( eUIState, true );
}
}
//------------------------------------------------------------------------------
void
UpdateCheck::shutdownThread(bool join)
{
osl::ClearableMutexGuard aGuard(m_aMutex);
// copy thread object pointer to stack
osl::Thread *pThread = m_pThread;
m_pThread = NULL;
aGuard.clear();
if( NULL != pThread )
{
pThread->terminate();
if( join )
{
m_aCondition.set();
pThread->join();
m_aCondition.reset();
}
}
}
//------------------------------------------------------------------------------
void
UpdateCheck::enableAutoCheck(bool enable)
{
if( enable )
m_pThread = new UpdateCheckThread(m_aCondition, m_xContext);
m_eState = enable ? CHECK_SCHEDULED : DISABLED;
}
//------------------------------------------------------------------------------
void
UpdateCheck::enableDownload(bool enable, bool paused)
{
OSL_ASSERT(NULL == m_pThread);
State eState = DISABLED;
if( enable )
{
m_pThread = new DownloadThread(m_aCondition, m_xContext, this, m_aUpdateInfo.Sources[0].URL );
if( !paused )
{
eState = DOWNLOADING;
m_pThread->resume();
}
else
eState = DOWNLOAD_PAUSED;
m_eState = eState;
}
else {
enableAutoCheck(UpdateCheckConfig::get(m_xContext)->isAutoCheckEnabled());
}
}
//------------------------------------------------------------------------------
bool
UpdateCheck::downloadTargetExists(const rtl::OUString& rFileName)
{
osl::ClearableMutexGuard aGuard(m_aMutex);
rtl::Reference< UpdateHandler > aUpdateHandler(getUpdateHandler());
UpdateState eUIState = UPDATESTATE_DOWNLOADING;
bool cont = false;
if( aUpdateHandler->isVisible() )
{
cont = aUpdateHandler->showOverwriteWarning();
if( cont )
{
if( osl_File_E_None != osl_removeFile(rFileName.pData) )
{
// FIXME: error message
cont = false;
}
}
else
eUIState = getUIState(m_aUpdateInfo);
}
else
{
m_aImageName = getImageFromFileName(rFileName);
eUIState = UPDATESTATE_DOWNLOAD_AVAIL;
}
if( !cont )
{
shutdownThread(false);
enableDownload(false);
aGuard.clear();
setUIState(eUIState);
}
return cont;
}
//------------------------------------------------------------------------------
bool UpdateCheck::checkDownloadDestination( const rtl::OUString& rFileName )
{
osl::ClearableMutexGuard aGuard(m_aMutex);
rtl::Reference< UpdateHandler > aUpdateHandler( getUpdateHandler() );
bool bReload = false;
if( aUpdateHandler->isVisible() )
{
bReload = aUpdateHandler->showOverwriteWarning( rFileName );
}
return bReload;
}
//------------------------------------------------------------------------------
void
UpdateCheck::downloadStalled(const rtl::OUString& rErrorMessage)
{
osl::ClearableMutexGuard aGuard(m_aMutex);
rtl::Reference< UpdateHandler > aUpdateHandler(getUpdateHandler());
aGuard.clear();
aUpdateHandler->setErrorMessage(rErrorMessage);
setUIState(UPDATESTATE_ERROR_DOWNLOADING);
}
//------------------------------------------------------------------------------
void
UpdateCheck::downloadProgressAt(sal_Int8 nPercent)
{
osl::ClearableMutexGuard aGuard(m_aMutex);
rtl::Reference< UpdateHandler > aUpdateHandler(getUpdateHandler());
aGuard.clear();
aUpdateHandler->setProgress(nPercent);
setUIState(UPDATESTATE_DOWNLOADING);
}
//------------------------------------------------------------------------------
void
UpdateCheck::downloadStarted(const rtl::OUString& rLocalFileName, sal_Int64 nFileSize)
{
if ( nFileSize > 0 )
{
osl::MutexGuard aGuard(m_aMutex);
rtl::Reference< UpdateCheckConfig > aModel(UpdateCheckConfig::get(m_xContext));
aModel->storeLocalFileName(rLocalFileName, nFileSize);
// Bring-up release note for position 1 ..
const rtl::OUString aURL(getReleaseNote(m_aUpdateInfo, 1, aModel->isAutoDownloadEnabled()));
if( aURL.getLength() > 0 )
showReleaseNote(aURL);
}
}
//------------------------------------------------------------------------------
void
UpdateCheck::downloadFinished(const rtl::OUString& rLocalFileName)
{
osl::ClearableMutexGuard aGuard(m_aMutex);
// no more retries
m_pThread->terminate();
m_aImageName = getImageFromFileName(rLocalFileName);
UpdateInfo aUpdateInfo(m_aUpdateInfo);
aGuard.clear();
setUIState(UPDATESTATE_DOWNLOAD_AVAIL);
// Bring-up release note for position 2 ..
rtl::Reference< UpdateCheckConfig > rModel = UpdateCheckConfig::get( m_xContext );
const rtl::OUString aURL(getReleaseNote(aUpdateInfo, 2, rModel->isAutoDownloadEnabled()));
if( aURL.getLength() > 0 )
showReleaseNote(aURL);
}
//------------------------------------------------------------------------------
void
UpdateCheck::cancelDownload()
{
shutdownThread(true);
osl::MutexGuard aGuard(m_aMutex);
enableDownload(false);
rtl::Reference< UpdateCheckConfig > rModel = UpdateCheckConfig::get(m_xContext);
rtl::OUString aLocalFile(rModel->getLocalFileName());
rModel->clearLocalFileName();
rModel->storeDownloadPaused(false);
if( isObsoleteUpdateInfo(rModel->getUpdateEntryVersion()) )
{
rModel->clearUpdateFound(); // This wasn't done during init yet ..
m_aUpdateInfo = UpdateInfo();
}
/*oslFileError rc =*/ osl_removeFile(aLocalFile.pData);
// FIXME: error handling ..
}
//------------------------------------------------------------------------------
void
UpdateCheck::showDialog(bool forceCheck)
{
osl::ResettableMutexGuard aGuard(m_aMutex);
bool update_found = m_aUpdateInfo.BuildId.getLength() > 0;
bool bSetUIState = ! m_aUpdateHandler.is();
UpdateState eDialogState = UPDATESTATES_COUNT;
switch( m_eState )
{
case DISABLED:
case CHECK_SCHEDULED:
if( forceCheck || ! update_found ) // Run check when forced or if we did not find an update yet
{
eDialogState = UPDATESTATE_CHECKING;
bSetUIState = true;
}
else if(m_aUpdateInfo.Sources[0].IsDirect)
eDialogState = UPDATESTATE_UPDATE_AVAIL;
else
eDialogState = UPDATESTATE_UPDATE_NO_DOWNLOAD;
break;
case DOWNLOADING:
eDialogState = UPDATESTATE_DOWNLOADING;
break;
case DOWNLOAD_PAUSED:
eDialogState = UPDATESTATE_DOWNLOAD_PAUSED;
break;
case NOT_INITIALIZED:
OSL_ASSERT( false );
break;
}
if( bSetUIState )
{
aGuard.clear();
setUIState(eDialogState, true); // suppress bubble as Dialog will be visible soon
aGuard.reset();
}
getUpdateHandler()->setVisible(true);
// Run check in separate thread ..
if( UPDATESTATE_CHECKING == eDialogState )
{
if( DISABLED == m_eState )
{
// destructs itself when done, not cancellable for now ..
new ManualUpdateCheckThread(m_aCondition, m_xContext);
}
m_aCondition.set();
}
}
//------------------------------------------------------------------------------
void
UpdateCheck::setUpdateInfo(const UpdateInfo& aInfo)
{
osl::ClearableMutexGuard aGuard(m_aMutex);
bool bSuppressBubble = (sal_True == aInfo.BuildId.equals(m_aUpdateInfo.BuildId));
m_aUpdateInfo = aInfo;
OSL_ASSERT(DISABLED == m_eState || CHECK_SCHEDULED == m_eState);
// Ignore leading non direct download if we get direct ones
std::vector< DownloadSource >::iterator iter = m_aUpdateInfo.Sources.begin();
while( iter != m_aUpdateInfo.Sources.end() )
{
if( iter->IsDirect )
break;
++iter;
}
if( (iter != m_aUpdateInfo.Sources.begin()) &&
(iter != m_aUpdateInfo.Sources.end()) &&
iter->IsDirect )
{
m_aUpdateInfo.Sources.erase(m_aUpdateInfo.Sources.begin(), --iter);
}
rtl::Reference< UpdateCheckConfig > rModel = UpdateCheckConfig::get(m_xContext, *this);
OSL_ASSERT( rModel.is() );
// Decide whether to use alternate release note pos ..
bool autoDownloadEnabled = rModel->isAutoDownloadEnabled();
std::vector< ReleaseNote >::iterator iter2 = m_aUpdateInfo.ReleaseNotes.begin();
while( iter2 != m_aUpdateInfo.ReleaseNotes.end() )
{
if( ((1 == iter2->Pos) || (2 == iter2->Pos)) && autoDownloadEnabled && (iter2->URL2.getLength() > 0))
{
iter2->URL = iter2->URL2;
iter2->URL2 = rtl::OUString();
iter2->Pos = iter2->Pos2;
iter2->Pos2 = 0;
}
++iter2;
}
// do not move below store/clear ..
rModel->updateLastChecked();
UpdateState eUIState;
if( m_aUpdateInfo.Sources.size() > 0 )
{
rModel->storeUpdateFound(aInfo, getBuildId());
if( m_aUpdateInfo.Sources[0].IsDirect )
{
eUIState = UPDATESTATE_UPDATE_AVAIL;
if( rModel->isAutoDownloadEnabled() )
{
shutdownThread(false);
eUIState = UPDATESTATE_DOWNLOADING;
enableDownload(true);
}
}
else
eUIState = UPDATESTATE_UPDATE_NO_DOWNLOAD;
}
else
{
eUIState = UPDATESTATE_NO_UPDATE_AVAIL;
rModel->clearUpdateFound();
}
aGuard.clear();
setUIState(eUIState, bSuppressBubble);
}
//------------------------------------------------------------------------------
void
UpdateCheck::setCheckFailedState()
{
setUIState(UPDATESTATE_ERROR_CHECKING);
}
//------------------------------------------------------------------------------
void UpdateCheck::handleMenuBarUI( rtl::Reference< UpdateHandler > rUpdateHandler,
UpdateState& eState,
bool suppressBubble )
{
uno::Reference<beans::XPropertySet> xMenuBarUI( m_xMenuBarUI );
if ( ( UPDATESTATE_NO_UPDATE_AVAIL == eState ) && m_bHasExtensionUpdate )
eState = UPDATESTATE_EXT_UPD_AVAIL;
if ( UPDATESTATE_EXT_UPD_AVAIL == eState )
m_bShowExtUpdDlg = true;
else
m_bShowExtUpdDlg = false;
if( xMenuBarUI.is() )
{
if( UPDATESTATE_NO_UPDATE_AVAIL == eState )
{
xMenuBarUI->setPropertyValue( PROPERTY_SHOW_MENUICON, uno::makeAny(sal_False) );
}
else
{
xMenuBarUI->setPropertyValue( PROPERTY_TITLE, uno::makeAny(rUpdateHandler->getBubbleTitle(eState)) );
xMenuBarUI->setPropertyValue( PROPERTY_TEXT, uno::makeAny(rUpdateHandler->getBubbleText(eState)) );
if( ! suppressBubble && ( ! rUpdateHandler->isVisible() || rUpdateHandler->isMinimized() ) )
xMenuBarUI->setPropertyValue( PROPERTY_SHOW_BUBBLE, uno::makeAny( sal_True ) );
if( UPDATESTATE_CHECKING != eState )
xMenuBarUI->setPropertyValue( PROPERTY_SHOW_MENUICON, uno::makeAny(sal_True) );
}
}
}
//------------------------------------------------------------------------------
void UpdateCheck::setUIState(UpdateState eState, bool suppressBubble)
{
osl::ClearableMutexGuard aGuard(m_aMutex);
if( ! m_xMenuBarUI.is() &&
(DISABLED != m_eState) &&
( m_bHasExtensionUpdate || (UPDATESTATE_NO_UPDATE_AVAIL != eState)) &&
(UPDATESTATE_CHECKING != eState) &&
(UPDATESTATE_ERROR_CHECKING != eState)
)
{
m_xMenuBarUI = createMenuBarUI(m_xContext, new MenuBarButtonJob(this));
}
// Show bubble only when the status has changed
if ( eState == m_eUpdateState )
suppressBubble = true;
else
m_eUpdateState = eState;
rtl::Reference<UpdateHandler> aUpdateHandler(getUpdateHandler());
OSL_ASSERT( aUpdateHandler.is() );
UpdateInfo aUpdateInfo(m_aUpdateInfo);
rtl::OUString aImageName(m_aImageName);
aGuard.clear();
handleMenuBarUI( aUpdateHandler, eState, suppressBubble );
if( (UPDATESTATE_UPDATE_AVAIL == eState)
|| (UPDATESTATE_DOWNLOAD_PAUSED == eState)
|| (UPDATESTATE_DOWNLOADING == eState) )
{
uno::Reference< uno::XComponentContext > xContext(m_xContext);
rtl::OUString aDownloadDestination =
UpdateCheckConfig::get(xContext, this)->getDownloadDestination();
osl_getSystemPathFromFileURL(aDownloadDestination.pData, &aDownloadDestination.pData);
aUpdateHandler->setDownloadPath(aDownloadDestination);
}
else if( UPDATESTATE_DOWNLOAD_AVAIL == eState )
{
aUpdateHandler->setDownloadFile(aImageName);
}
aUpdateHandler->setDescription(aUpdateInfo.Description);
aUpdateHandler->setNextVersion(aUpdateInfo.Version);
aUpdateHandler->setState(eState);
}
//------------------------------------------------------------------------------
UpdateState
UpdateCheck::getUIState(const UpdateInfo& rInfo)
{
UpdateState eUIState = UPDATESTATE_NO_UPDATE_AVAIL;
if( rInfo.BuildId.getLength() > 0 )
{
if( rInfo.Sources[0].IsDirect )
eUIState = UPDATESTATE_UPDATE_AVAIL;
else
eUIState = UPDATESTATE_UPDATE_NO_DOWNLOAD;
}
return eUIState;
}
//------------------------------------------------------------------------------
void
UpdateCheck::showReleaseNote(const rtl::OUString& rURL) const
{
const uno::Reference< c3s::XSystemShellExecute > xShellExecute(
createService( UNISTRING( "com.sun.star.system.SystemShellExecute" ), m_xContext ),
uno::UNO_QUERY );
try {
if( xShellExecute.is() )
xShellExecute->execute(rURL, rtl::OUString(), c3s::SystemShellExecuteFlags::DEFAULTS);
} catch(c3s::SystemShellExecuteException&) {
}
}
//------------------------------------------------------------------------------
bool
UpdateCheck::storeReleaseNote(sal_Int8 nNum, const rtl::OUString &rURL)
{
osl::FileBase::RC rc;
rtl::OUString aTargetDir( UpdateCheckConfig::getAllUsersDirectory() + UNISTRING( "/sun" ) );
rc = osl::Directory::createPath( aTargetDir );
rtl::OUString aFileName = UNISTRING("releasenote") +
rtl::OUString::valueOf( (sal_Int32) nNum ) +
UNISTRING(".url");
rtl::OUString aFilePath;
rc = osl::FileBase::getAbsoluteFileURL( aTargetDir, aFileName, aFilePath );
if ( rc != osl::FileBase::E_None ) return false;
rc = osl::File::remove( aFilePath );
// don't store empty release notes, but delete old ones
if ( rURL.getLength() == 0 )
return true;
osl::File aFile( aFilePath );
rc = aFile.open( OpenFlag_Write | OpenFlag_Create );
if ( rc != osl::FileBase::E_None ) return false;
rtl::OString aLineBuf("[InternetShortcut]\r\n");
sal_uInt64 nWritten = 0;
rtl::OUString aURL( rURL );
#ifdef WNT
rc = aFile.write( aLineBuf.getStr(), aLineBuf.getLength(), nWritten );
if ( rc != osl::FileBase::E_None ) return false;
aURL = UNISTRING("URL=") + rURL;
#endif
aLineBuf = rtl::OUStringToOString( aURL, RTL_TEXTENCODING_UTF8 );
rc = aFile.write( aLineBuf.getStr(), aLineBuf.getLength(), nWritten );
if ( rc != osl::FileBase::E_None ) return false;
aFile.close();
return true;
}
//------------------------------------------------------------------------------
void UpdateCheck::showExtensionDialog()
{
rtl::OUString sServiceName = UNISTRING("com.sun.star.deployment.ui.PackageManagerDialog");
rtl::OUString sArguments = UNISTRING("SHOW_UPDATE_DIALOG");
uno::Reference< uno::XInterface > xService;
if( ! m_xContext.is() )
throw uno::RuntimeException(
UNISTRING( "UpdateCheck::showExtensionDialog(): empty component context" ), uno::Reference< uno::XInterface > () );
uno::Reference< lang::XMultiComponentFactory > xServiceManager( m_xContext->getServiceManager() );
if( !xServiceManager.is() )
throw uno::RuntimeException(
UNISTRING( "UpdateCheck::showExtensionDialog(): unable to obtain service manager from component context" ), uno::Reference< uno::XInterface > () );
xService = xServiceManager->createInstanceWithContext( sServiceName, m_xContext );
uno::Reference< task::XJobExecutor > xExecuteable( xService, uno::UNO_QUERY );
if ( xExecuteable.is() )
xExecuteable->trigger( sArguments );
}
//------------------------------------------------------------------------------
rtl::Reference<UpdateHandler>
UpdateCheck::getUpdateHandler()
{
osl::MutexGuard aGuard(m_aMutex);
if( ! m_aUpdateHandler.is() )
m_aUpdateHandler = new UpdateHandler(m_xContext, this);
return m_aUpdateHandler;
}
//------------------------------------------------------------------------------
uno::Reference< task::XInteractionHandler >
UpdateCheck::getInteractionHandler() const
{
osl::MutexGuard aGuard(m_aMutex);
uno::Reference< task::XInteractionHandler > xHandler;
if( m_aUpdateHandler.is() && m_aUpdateHandler->isVisible() )
xHandler = m_aUpdateHandler.get();
return xHandler;
}
//------------------------------------------------------------------------------
uno::Reference< uno::XInterface >
UpdateCheck::createService(const rtl::OUString& rServiceName,
const uno::Reference<uno::XComponentContext>& xContext)
{
if( !xContext.is() )
throw uno::RuntimeException(
UNISTRING( "UpdateCheckConfig: empty component context" ),
uno::Reference< uno::XInterface >() );
const uno::Reference< lang::XMultiComponentFactory > xServiceManager(xContext->getServiceManager());
if( !xServiceManager.is() )
throw uno::RuntimeException(
UNISTRING( "UpdateCheckConfig: unable to obtain service manager from component context" ),
uno::Reference< uno::XInterface >() );
return xServiceManager->createInstanceWithContext(rServiceName, xContext);
}
//------------------------------------------------------------------------------
bool
UpdateCheck::isDialogShowing() const
{
osl::MutexGuard aGuard(m_aMutex);
return sal_True == m_aUpdateHandler.is() && m_aUpdateHandler->isVisible();
};
//------------------------------------------------------------------------------
void
UpdateCheck::autoCheckStatusChanged(bool enabled)
{
osl::ClearableMutexGuard aGuard(m_aMutex);
if( (CHECK_SCHEDULED == m_eState) && !enabled )
shutdownThread(false);
if( (DISABLED == m_eState) || (CHECK_SCHEDULED == m_eState) )
{
enableAutoCheck(enabled);
UpdateState eState = getUIState(m_aUpdateInfo);
aGuard.clear();
setUIState(eState);
}
};
//------------------------------------------------------------------------------
void
UpdateCheck::autoCheckIntervalChanged()
{
// just wake-up
m_aCondition.set();
};
//------------------------------------------------------------------------------
oslInterlockedCount SAL_CALL
UpdateCheck::acquire() SAL_THROW(())
{
return ReferenceObject::acquire();
}
//------------------------------------------------------------------------------
oslInterlockedCount SAL_CALL
UpdateCheck::release() SAL_THROW(())
{
return ReferenceObject::release();
}