LCOV - code coverage report
Current view: top level - io/source/acceptor - acceptor.cxx (source / functions) Hit Total Coverage
Test: commit 10e77ab3ff6f4314137acd6e2702a6e5c1ce1fae Lines: 50 100 50.0 %
Date: 2014-11-03 Functions: 10 13 76.9 %
Legend: Lines: hit not hit

          Line data    Source code
       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 <osl/mutex.hxx>
      21             : 
      22             : #include <uno/mapping.hxx>
      23             : 
      24             : #include <cppuhelper/factory.hxx>
      25             : #include <cppuhelper/implbase2.hxx>
      26             : #include <cppuhelper/implementationentry.hxx>
      27             : #include <cppuhelper/supportsservice.hxx>
      28             : #include "cppuhelper/unourl.hxx"
      29             : #include "rtl/malformeduriexception.hxx"
      30             : 
      31             : #include <com/sun/star/connection/XAcceptor.hpp>
      32             : #include <com/sun/star/lang/XServiceInfo.hpp>
      33             : 
      34             : #include "services.hxx"
      35             : #include "acceptor.hxx"
      36             : 
      37             : #define IMPLEMENTATION_NAME "com.sun.star.comp.io.Acceptor"
      38             : #define SERVICE_NAME "com.sun.star.connection.Acceptor"
      39             : 
      40             : using namespace ::osl;
      41             : using namespace ::cppu;
      42             : using namespace ::com::sun::star::uno;
      43             : using namespace ::com::sun::star::lang;
      44             : using namespace ::com::sun::star::registry;
      45             : using namespace ::com::sun::star::connection;
      46             : 
      47             : namespace io_acceptor
      48             : {
      49             :     class OAcceptor : public WeakImplHelper2< XAcceptor, XServiceInfo >
      50             :     {
      51             :     public:
      52             :         OAcceptor(const Reference< XComponentContext > & xCtx);
      53             :         virtual ~OAcceptor();
      54             :     public:
      55             :         // Methods
      56             :         virtual Reference< XConnection > SAL_CALL accept( const OUString& sConnectionDescription )
      57             :             throw( AlreadyAcceptingException,
      58             :                    ConnectionSetupException,
      59             :                    IllegalArgumentException,
      60             :                    RuntimeException, std::exception) SAL_OVERRIDE;
      61             :         virtual void SAL_CALL stopAccepting(  ) throw( RuntimeException, std::exception) SAL_OVERRIDE;
      62             : 
      63             :     public: // XServiceInfo
      64             :                 virtual OUString              SAL_CALL getImplementationName() throw(std::exception) SAL_OVERRIDE;
      65             :                 virtual Sequence< OUString >  SAL_CALL getSupportedServiceNames(void) throw(std::exception) SAL_OVERRIDE;
      66             :                 virtual sal_Bool              SAL_CALL supportsService(const OUString& ServiceName) throw(std::exception) SAL_OVERRIDE;
      67             : 
      68             :     private:
      69             :         PipeAcceptor *m_pPipe;
      70             :         SocketAcceptor *m_pSocket;
      71             :         Mutex m_mutex;
      72             :         OUString m_sLastDescription;
      73             :         bool m_bInAccept;
      74             : 
      75             :         Reference< XMultiComponentFactory > _xSMgr;
      76             :         Reference< XComponentContext > _xCtx;
      77             :         Reference<XAcceptor>         _xAcceptor;
      78             :     };
      79             : 
      80             : 
      81         164 :     OAcceptor::OAcceptor( const Reference< XComponentContext > & xCtx )
      82             :         : m_pPipe( 0 )
      83             :         , m_pSocket( 0 )
      84             :         , m_bInAccept( false )
      85         164 :         , _xSMgr( xCtx->getServiceManager() )
      86         328 :         , _xCtx( xCtx )
      87         164 :     {}
      88             : 
      89         492 :     OAcceptor::~OAcceptor()
      90             :     {
      91         164 :         if( m_pPipe )
      92             :         {
      93          98 :             delete m_pPipe;
      94             :         }
      95         164 :         if( m_pSocket )
      96             :         {
      97           0 :             delete m_pSocket;
      98             :         }
      99         328 :     }
     100             : 
     101             :     struct BeingInAccept
     102             :     {
     103         194 :         BeingInAccept( bool *pFlag,const OUString & sConnectionDescription  ) throw( AlreadyAcceptingException)
     104         194 :             : m_pFlag( pFlag )
     105             :             {
     106         194 :                   if( *m_pFlag )
     107             :                   {
     108           0 :                       OUString sMessage( "AlreadyAcceptingException :" );
     109           0 :                       sMessage += sConnectionDescription;
     110           0 :                       throw AlreadyAcceptingException( sMessage );
     111             :                   }
     112         194 :                   *m_pFlag = true;
     113         194 :             }
     114         194 :         ~BeingInAccept()
     115             :             {
     116         194 :                 *m_pFlag = false;
     117         194 :             }
     118             :         bool *m_pFlag;
     119             :     };
     120             : 
     121         194 :     Reference< XConnection > OAcceptor::accept( const OUString &sConnectionDescription )
     122             :         throw( AlreadyAcceptingException,
     123             :                ConnectionSetupException,
     124             :                IllegalArgumentException,
     125             :                RuntimeException, std::exception)
     126             :     {
     127             :         OSL_TRACE(
     128             :             "acceptor %s\n",
     129             :             OUStringToOString(
     130             :                 sConnectionDescription, RTL_TEXTENCODING_ASCII_US).getStr());
     131             :         // if there is a thread alread accepting in this object, throw an exception.
     132         194 :         struct BeingInAccept guard( &m_bInAccept, sConnectionDescription );
     133             : 
     134         194 :         Reference< XConnection > r;
     135         290 :         if( !m_sLastDescription.isEmpty() &&
     136          96 :             m_sLastDescription != sConnectionDescription )
     137             :         {
     138             :             // instantiate another acceptor for different ports
     139           0 :             OUString sMessage = "acceptor::accept called multiple times with different conncetion strings\n";
     140           0 :             throw ConnectionSetupException( sMessage );
     141             :         }
     142             : 
     143         194 :         if( m_sLastDescription.isEmpty() )
     144             :         {
     145             :             // setup the acceptor
     146             :             try
     147             :             {
     148          98 :                 cppu::UnoUrlDescriptor aDesc(sConnectionDescription);
     149          98 :                 if ( aDesc.getName() == "pipe" )
     150             :                 {
     151             :                     OUString aName(
     152             :                         aDesc.getParameter(
     153          98 :                             OUString("name")));
     154             : 
     155          98 :                     m_pPipe = new PipeAcceptor(aName, sConnectionDescription);
     156             : 
     157             :                     try
     158             :                     {
     159          98 :                         m_pPipe->init();
     160             :                     }
     161           0 :                     catch( ... )
     162             :                     {
     163             :                         {
     164           0 :                             MutexGuard g( m_mutex );
     165           0 :                             delete m_pPipe;
     166           0 :                             m_pPipe = 0;
     167             :                         }
     168           0 :                         throw;
     169          98 :                     }
     170             :                 }
     171           0 :                 else if ( aDesc.getName() == "socket" )
     172             :                 {
     173           0 :                     OUString aHost;
     174           0 :                     if (aDesc.hasParameter(
     175           0 :                             OUString("host")))
     176           0 :                         aHost = aDesc.getParameter(
     177           0 :                             OUString("host"));
     178             :                     else
     179           0 :                         aHost = "localhost";
     180             :                     sal_uInt16 nPort = static_cast< sal_uInt16 >(
     181             :                         aDesc.getParameter(
     182             :                             OUString("port")).
     183           0 :                         toInt32());
     184             :                     bool bTcpNoDelay
     185             :                         = aDesc.getParameter(
     186           0 :                             OUString("tcpnodelay")).toInt32() != 0;
     187             : 
     188             :                     m_pSocket = new SocketAcceptor(
     189           0 :                         aHost, nPort, bTcpNoDelay, sConnectionDescription);
     190             : 
     191             :                     try
     192             :                     {
     193           0 :                         m_pSocket->init();
     194             :                     }
     195           0 :                     catch( ... )
     196             :                     {
     197             :                         {
     198           0 :                             MutexGuard g( m_mutex );
     199           0 :                             delete m_pSocket;
     200           0 :                             m_pSocket = 0;
     201             :                         }
     202           0 :                         throw;
     203           0 :                     }
     204             :                 }
     205             :                 else
     206             :                 {
     207           0 :                     OUString delegatee = "com.sun.star.connection.Acceptor." + aDesc.getName();
     208             : 
     209             :                     OSL_TRACE(
     210             :                         "trying to get service %s\n",
     211             :                         OUStringToOString(
     212             :                             delegatee, RTL_TEXTENCODING_ASCII_US).getStr());
     213           0 :                     _xAcceptor = Reference<XAcceptor>(
     214           0 :                         _xSMgr->createInstanceWithContext(delegatee, _xCtx), UNO_QUERY);
     215             : 
     216           0 :                     if(!_xAcceptor.is())
     217             :                     {
     218           0 :                         OUString message("Acceptor: unknown delegatee ");
     219           0 :                         message += delegatee;
     220             : 
     221           0 :                         throw ConnectionSetupException(message);
     222           0 :                     }
     223          98 :                 }
     224             :             }
     225           0 :             catch (const rtl::MalformedUriException & rEx)
     226             :             {
     227             :                 throw IllegalArgumentException(
     228           0 :                     rEx.getMessage(),
     229             :                     Reference< XInterface > (),
     230           0 :                     0 );
     231             :             }
     232          98 :             m_sLastDescription = sConnectionDescription;
     233             :         }
     234             : 
     235         194 :         if( m_pPipe )
     236             :         {
     237         194 :             r = m_pPipe->accept();
     238             :         }
     239           0 :         else if( m_pSocket )
     240             :         {
     241           0 :             r = m_pSocket->accept();
     242             :         }
     243             :         else
     244             :         {
     245           0 :             r = _xAcceptor->accept(sConnectionDescription);
     246             :         }
     247             : 
     248         194 :         return r;
     249             :     }
     250             : 
     251         160 :     void SAL_CALL OAcceptor::stopAccepting(  ) throw( RuntimeException, std::exception)
     252             :     {
     253         160 :         MutexGuard guard( m_mutex );
     254             : 
     255         160 :         if( m_pPipe )
     256             :         {
     257          96 :             m_pPipe->stopAccepting();
     258             :         }
     259          64 :         else if ( m_pSocket )
     260             :         {
     261           0 :             m_pSocket->stopAccepting();
     262             :         }
     263          64 :         else if( _xAcceptor.is() )
     264             :         {
     265           0 :             _xAcceptor->stopAccepting();
     266         160 :         }
     267             : 
     268         160 :     }
     269             : 
     270         208 :     OUString acceptor_getImplementationName()
     271             :     {
     272         208 :         return OUString( IMPLEMENTATION_NAME );
     273             :     }
     274             : 
     275         164 :     Reference< XInterface > SAL_CALL acceptor_CreateInstance( const Reference< XComponentContext > & xCtx)
     276             :     {
     277         164 :         return Reference < XInterface >( ( OWeakObject * ) new OAcceptor(xCtx) );
     278             :     }
     279             : 
     280         164 :     Sequence< OUString > acceptor_getSupportedServiceNames()
     281             :     {
     282         164 :         Sequence< OUString > seqNames(1);
     283         164 :         seqNames.getArray()[0] = SERVICE_NAME;
     284         164 :         return seqNames;
     285             :     }
     286             : 
     287           0 :         OUString OAcceptor::getImplementationName() throw(std::exception)
     288             :     {
     289           0 :         return acceptor_getImplementationName();
     290             :     }
     291             : 
     292           0 :         sal_Bool OAcceptor::supportsService(const OUString& ServiceName) throw(std::exception)
     293             :     {
     294           0 :         return cppu::supportsService(this, ServiceName);
     295             :     }
     296             : 
     297           0 :         Sequence< OUString > OAcceptor::getSupportedServiceNames(void) throw(std::exception)
     298             :     {
     299           0 :         return acceptor_getSupportedServiceNames();
     300             :     }
     301             : 
     302             : 
     303             : }
     304             : 
     305             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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