ucb/source/ucp/webdav/DAVSessionFactory.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include "DAVSessionFactory.hxx"
  21 #include "SerfSession.hxx"
  22 #include "SerfUri.hxx"
  23 #include <com/sun/star/uno/XComponentContext.hpp>
  24
  25 using namespace http_dav_ucp;
  26 using namespace com::sun::star;
  27
  28 DAVSessionFactory::~DAVSessionFactory()
  29 {
  30 }
  31
  32 rtl::Reference< DAVSession > DAVSessionFactory::createDAVSession(
  33                 const OUString & inUri,
  34                 const uno::Reference< uno::XComponentContext > & rxContext )
  35     throw( DAVException )
  36 {
  37     osl::MutexGuard aGuard( m_aMutex );
  38
  39     if ( !m_xProxyDecider.get() )
  40         m_xProxyDecider.reset( new ucbhelper::InternetProxyDecider( rxContext ) );
  41
  42     Map::iterator aIt( m_aMap.begin() );
  43     Map::iterator aEnd( m_aMap.end() );
  44
  45     while ( aIt != aEnd )
  46     {
  47         if ( (*aIt).second->CanUse( inUri ) )
  48             break;
  49
  50         ++aIt;
  51     }
  52
  53     if ( aIt == aEnd )
  54     {
  55         SerfUri aURI( inUri );
  56
  57         std::unique_ptr< DAVSession > xElement(
  58             new SerfSession( this, inUri, *m_xProxyDecider.get() ) );
  59
  60         aIt = m_aMap.insert( Map::value_type( inUri, xElement.get() ) ).first;
  61         aIt->second->m_aContainerIt = aIt;
  62         xElement.release();
  63         return aIt->second;
  64     }
  65     else if ( osl_incrementInterlockedCount( &aIt->second->m_nRefCount ) > 1 )
  66     {
  67         rtl::Reference< DAVSession > xElement( aIt->second );
  68         osl_decrementInterlockedCount( &aIt->second->m_nRefCount );
  69         return xElement;
  70     }
  71     else
  72     {
  73         osl_decrementInterlockedCount( &aIt->second->m_nRefCount );
  74         aIt->second->m_aContainerIt = m_aMap.end();
  75
  76         // If URL scheme is different from http or https we definitely
  77         // have to use a proxy and therefore can optimize the getProxy
  78         // call a little:
  79         SerfUri aURI( inUri );
  80
  81         aIt->second = new SerfSession( this, inUri, *m_xProxyDecider.get() );
  82         aIt->second->m_aContainerIt = aIt;
  83         return aIt->second;
  84     }
  85 }
  86
  87 void DAVSessionFactory::releaseElement( DAVSession * pElement )
  88 {
  89     assert( pElement );
  90     osl::MutexGuard aGuard( m_aMutex );
  91     if ( pElement->m_aContainerIt != m_aMap.end() )
  92         m_aMap.erase( pElement->m_aContainerIt );
  93 }
  94
  95 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */