xref: /AOO41X/main/desktop/source/offacc/acceptor.cxx (revision 2722ceddc26af33ca9ed6a22fc3c4dfb805171c3)
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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_desktop.hxx"
26 
27 #include "acceptor.hxx"
28 #include <unotools/bootstrap.hxx>
29 #include <vos/process.hxx>
30 #include <tools/urlobj.hxx>
31 #include <tools/stream.hxx>
32 #include <vcl/svapp.hxx>
33 #include <com/sun/star/beans/XPropertySet.hpp>
34 #ifndef _COM_SUN_STAR_UNO_XNAMEINGSERVICE_HPP_
35 #include <com/sun/star/uno/XNamingService.hpp>
36 #endif
37 
38 #include <cppuhelper/factory.hxx>
39 
40 namespace desktop
41 {
42 
workerfunc(void * acc)43 extern "C" void workerfunc (void * acc)
44 {
45     ((Acceptor*)acc)->run();
46 }
47 
getComponentContext(const Reference<XMultiServiceFactory> & rFactory)48 static Reference<XInterface> getComponentContext( const Reference<XMultiServiceFactory>& rFactory)
49 {
50     Reference<XInterface> rContext;
51     Reference< XPropertySet > rPropSet( rFactory, UNO_QUERY );
52     Any a = rPropSet->getPropertyValue(
53         ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "DefaultContext" ) ) );
54     a >>= rContext;
55     return rContext;
56 }
57 
58 Mutex Acceptor::m_aMutex;
59 
Acceptor(const Reference<XMultiServiceFactory> & rFactory)60 Acceptor::Acceptor( const Reference< XMultiServiceFactory >& rFactory )
61     : m_thread(NULL)
62     , m_aAcceptString()
63     , m_aConnectString()
64     , m_aProtocol()
65     , m_bInit(sal_False)
66     , m_bDying(false)
67 {
68     m_rSMgr = rFactory;
69     m_rAcceptor = Reference< XAcceptor > (m_rSMgr->createInstance(
70         rtl::OUString::createFromAscii( "com.sun.star.connection.Acceptor" )),
71         UNO_QUERY );
72     m_rBridgeFactory = Reference < XBridgeFactory > (m_rSMgr->createInstance(
73         rtl::OUString::createFromAscii( "com.sun.star.bridge.BridgeFactory" )),
74         UNO_QUERY );
75     // get component context
76     m_rContext = getComponentContext(m_rSMgr);
77 }
78 
79 
~Acceptor()80 Acceptor::~Acceptor()
81 {
82     m_rAcceptor->stopAccepting();
83     oslThread t;
84     {
85         osl::MutexGuard g(m_aMutex);
86         t = m_thread;
87     }
88     //prevent locking if the thread is still waiting
89     m_bDying = true;
90     m_cEnable.set();
91     osl_joinWithThread(t);
92     {
93         // Make the final state of m_bridges visible to this thread (since
94         // m_thread is joined, the code that follows is the only one left
95         // accessing m_bridges):
96         osl::MutexGuard g(m_aMutex);
97     }
98     for (;;) {
99         com::sun::star::uno::Reference< com::sun::star::bridge::XBridge > b(
100             m_bridges.remove());
101         if (!b.is()) {
102             break;
103         }
104         com::sun::star::uno::Reference< com::sun::star::lang::XComponent >(
105             b, com::sun::star::uno::UNO_QUERY_THROW)->dispose();
106     }
107 }
108 
run()109 void SAL_CALL Acceptor::run()
110 {
111     while ( m_rAcceptor.is() && m_rBridgeFactory.is()  )
112     {
113         RTL_LOGFILE_CONTEXT( aLog, "desktop (lo119109) Acceptor::run" );
114         try
115         {
116             // wait until we get enabled
117             RTL_LOGFILE_CONTEXT_TRACE( aLog, "desktop (lo119109)"\
118                 "Acceptor::run waiting for office to come up");
119             m_cEnable.wait();
120             if (m_bDying) //see destructor
121                 break;
122             RTL_LOGFILE_CONTEXT_TRACE( aLog, "desktop (lo119109)"\
123                 "Acceptor::run now enabled and continuing");
124 
125             // accept connection
126             Reference< XConnection > rConnection = m_rAcceptor->accept( m_aConnectString );
127             // if we return without a valid connection we mus assume that the acceptor
128             // is destructed so we break out of the run method terminating the thread
129             if (! rConnection.is()) break;
130             OUString aDescription = rConnection->getDescription();
131             RTL_LOGFILE_CONTEXT_TRACE1( aLog, "desktop (lo119109) Acceptor::run connection %s",
132                 OUStringToOString(aDescription, RTL_TEXTENCODING_ASCII_US).getStr());
133 
134             // create instanceprovider for this connection
135             Reference< XInstanceProvider > rInstanceProvider(
136                 (XInstanceProvider*)new AccInstanceProvider(m_rSMgr, rConnection));
137             // create the bridge. The remote end will have a reference to this bridge
138             // thus preventing the bridge from being disposed. When the remote end releases
139             // the bridge, it will be destructed.
140             Reference< XBridge > rBridge = m_rBridgeFactory->createBridge(
141                 rtl::OUString() ,m_aProtocol ,rConnection ,rInstanceProvider );
142             osl::MutexGuard g(m_aMutex);
143             m_bridges.add(rBridge);
144         } catch (Exception&) {
145             // connection failed...
146             // something went wrong during connection setup.
147             // just wait for a new connection to accept
148         }
149     }
150 }
151 
152 // XInitialize
initialize(const Sequence<Any> & aArguments)153 void SAL_CALL Acceptor::initialize( const Sequence<Any>& aArguments )
154     throw( Exception )
155 {
156     // prevent multiple initialization
157     ClearableMutexGuard aGuard( m_aMutex );
158     RTL_LOGFILE_CONTEXT( aLog, "destop (lo119109) Acceptor::initialize()" );
159 
160     sal_Bool bOk = sal_False;
161 
162     // arg count
163     int nArgs = aArguments.getLength();
164 
165     // not yet initialized and acceptstring
166     if (!m_bInit && nArgs > 0 && (aArguments[0] >>= m_aAcceptString))
167     {
168         RTL_LOGFILE_CONTEXT_TRACE1( aLog, "desktop (lo119109) Acceptor::initialize string=%s",
169             OUStringToOString(m_aAcceptString, RTL_TEXTENCODING_ASCII_US).getStr());
170 
171         // get connect string and protocol from accept string
172         // "<connectString>;<protocol>"
173         sal_Int32 nIndex1 = m_aAcceptString.indexOf( (sal_Unicode) ';' );
174         if (nIndex1 < 0) throw IllegalArgumentException(
175             OUString::createFromAscii("Invalid accept-string format"), m_rContext, 1);
176         m_aConnectString = m_aAcceptString.copy( 0 , nIndex1 ).trim();
177         nIndex1++;
178         sal_Int32 nIndex2 = m_aAcceptString.indexOf( (sal_Unicode) ';' , nIndex1 );
179         if (nIndex2 < 0) nIndex2 = m_aAcceptString.getLength();
180         m_aProtocol = m_aAcceptString.copy( nIndex1, nIndex2 - nIndex1 );
181 
182         // start accepting in new thread...
183         m_thread = osl_createThread(workerfunc, this);
184         m_bInit = sal_True;
185         bOk = sal_True;
186     }
187 
188     // do we want to enable accepting?
189     sal_Bool bEnable = sal_False;
190     if (((nArgs == 1 && (aArguments[0] >>= bEnable)) ||
191          (nArgs == 2 && (aArguments[1] >>= bEnable))) &&
192         bEnable )
193     {
194         m_cEnable.set();
195         bOk = sal_True;
196     }
197 
198     if (!bOk)
199     {
200         throw IllegalArgumentException(
201             OUString::createFromAscii("invalid initialization"), m_rContext, 1);
202     }
203 }
204 
205 // XServiceInfo
206 const sal_Char *Acceptor::serviceName = "com.sun.star.office.Acceptor";
207 const sal_Char *Acceptor::implementationName = "com.sun.star.office.comp.Acceptor";
208 const sal_Char *Acceptor::supportedServiceNames[] = {"com.sun.star.office.Acceptor", NULL};
impl_getImplementationName()209 OUString Acceptor::impl_getImplementationName()
210 {
211     return OUString::createFromAscii( implementationName );
212 }
getImplementationName()213 OUString SAL_CALL Acceptor::getImplementationName()
214     throw (RuntimeException)
215 {
216     return Acceptor::impl_getImplementationName();
217 }
impl_getSupportedServiceNames()218 Sequence<OUString> Acceptor::impl_getSupportedServiceNames()
219 {
220     Sequence<OUString> aSequence;
221     for (int i=0; supportedServiceNames[i]!=NULL; i++) {
222         aSequence.realloc(i+1);
223         aSequence[i]=(OUString::createFromAscii(supportedServiceNames[i]));
224     }
225     return aSequence;
226 }
getSupportedServiceNames()227 Sequence<OUString> SAL_CALL Acceptor::getSupportedServiceNames()
228     throw (RuntimeException)
229 {
230     return Acceptor::impl_getSupportedServiceNames();
231 }
supportsService(const OUString &)232 sal_Bool SAL_CALL Acceptor::supportsService( const OUString&)
233     throw (RuntimeException)
234 {
235     return sal_False;
236 }
237 
238 // Factory
impl_getInstance(const Reference<XMultiServiceFactory> & aFactory)239 Reference< XInterface > Acceptor::impl_getInstance( const Reference< XMultiServiceFactory >& aFactory )
240 {
241     try {
242         return (XComponent*) new Acceptor( aFactory );
243     } catch ( Exception& ) {
244         return (XComponent*) NULL;
245     }
246 }
247 
248 // InstanceProvider
AccInstanceProvider(const Reference<XMultiServiceFactory> & aFactory,const Reference<XConnection> & rConnection)249 AccInstanceProvider::AccInstanceProvider(const Reference<XMultiServiceFactory>& aFactory, const Reference<XConnection>& rConnection)
250 {
251     m_rSMgr = aFactory;
252     m_rConnection = rConnection;
253 }
254 
~AccInstanceProvider()255 AccInstanceProvider::~AccInstanceProvider()
256 {
257 }
258 
getInstance(const OUString & aName)259 Reference<XInterface> SAL_CALL AccInstanceProvider::getInstance (const OUString& aName )
260         throw ( NoSuchElementException )
261 {
262 
263     Reference<XInterface> rInstance;
264 
265     if ( aName.compareToAscii( "StarOffice.ServiceManager" ) == 0)
266     {
267         rInstance = Reference< XInterface >( m_rSMgr );
268     }
269     else if(aName.compareToAscii( "StarOffice.ComponentContext" ) == 0 )
270     {
271         rInstance = getComponentContext( m_rSMgr );
272     }
273     else if ( aName.compareToAscii("StarOffice.NamingService" ) == 0 )
274     {
275         Reference< XNamingService > rNamingService(
276             m_rSMgr->createInstance( OUString::createFromAscii( "com.sun.star.uno.NamingService" )),
277             UNO_QUERY );
278         if ( rNamingService.is() )
279         {
280             rNamingService->registerObject(
281                 OUString::createFromAscii( "StarOffice.ServiceManager" ), m_rSMgr );
282             rNamingService->registerObject(
283                 OUString::createFromAscii( "StarOffice.ComponentContext" ), getComponentContext( m_rSMgr ));
284             rInstance = rNamingService;
285         }
286     }
287     /*
288     else if ( aName.compareToAscii("com.sun.star.ucb.RemoteContentProviderAcceptor" ))
289     {
290         Reference< XMultiServiceFactory > rSMgr = ::comphelper::getProcessServiceFactory();
291         if ( rSMgr.is() ) {
292             try {
293                 rInstance = rSMgr->createInstance( sObjectName );
294             }
295             catch (Exception const &) {}
296         }
297     }
298     */
299     return rInstance;
300 }
301 
302 }
303 
304 // component management stuff...
305 // ----------------------------------------------------------------------------
306 extern "C"
307 {
308 using namespace desktop;
309 
310 void SAL_CALL
component_getImplementationEnvironment(const sal_Char ** ppEnvironmentTypeName,uno_Environment **)311 component_getImplementationEnvironment(const sal_Char **ppEnvironmentTypeName, uno_Environment **)
312 {
313     *ppEnvironmentTypeName = CPPU_CURRENT_LANGUAGE_BINDING_NAME ;
314 }
315 
316 void * SAL_CALL
component_getFactory(const sal_Char * pImplementationName,void * pServiceManager,void *)317 component_getFactory(const sal_Char *pImplementationName, void *pServiceManager, void *)
318 {
319     void* pReturn = NULL ;
320     if  ( pImplementationName && pServiceManager )
321     {
322         // Define variables which are used in following macros.
323         Reference< XSingleServiceFactory > xFactory;
324         Reference< XMultiServiceFactory >  xServiceManager(
325             reinterpret_cast< XMultiServiceFactory* >(pServiceManager));
326 
327         if (Acceptor::impl_getImplementationName().compareToAscii( pImplementationName ) == COMPARE_EQUAL )
328         {
329             xFactory = Reference< XSingleServiceFactory >( cppu::createSingleFactory(
330                 xServiceManager, Acceptor::impl_getImplementationName(),
331                 Acceptor::impl_getInstance, Acceptor::impl_getSupportedServiceNames()) );
332         }
333 
334         // Factory is valid - service was found.
335         if ( xFactory.is() )
336         {
337             xFactory->acquire();
338             pReturn = xFactory.get();
339         }
340     }
341 
342     // Return with result of this operation.
343     return pReturn ;
344 }
345 
346 } // extern "C"
347