DAVSessionFactory.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#include <memory>
#include "DAVSessionFactory.hxx"
#include "CurlSession.hxx"
#include "CurlUri.hxx"
 
using namespace http_dav_ucp;
using namespace com::sun::star;
 
DAVSessionFactory::~DAVSessionFactory()
{
}
 
rtl::Reference< DAVSession > DAVSessionFactory::createDAVSession(
                const OUString & inUri,
                const uno::Sequence< beans::NamedValue >& rFlags,
                const uno::Reference< uno::XComponentContext > & rxContext )
{
    std::unique_lock aGuard( m_aMutex );
 
    if (!m_xProxyDecider)
        m_xProxyDecider.reset( new ucbhelper::InternetProxyDecider( rxContext ) );
 
    Map::iterator aIt = std::find_if(m_aMap.begin(), m_aMap.end(),
        [&inUri, &rFlags](const Map::value_type& rEntry) { return rEntry.second->CanUse( inUri, rFlags ); });
 
    if ( aIt == m_aMap.end() )
    {
        rtl::Reference< CurlSession > xElement(
            new CurlSession(rxContext, this, inUri, rFlags, *m_xProxyDecider) );
 
        aIt = m_aMap.emplace(  inUri, xElement.get() ).first;
 
        aIt->second->m_aContainerIt = aIt;
        return aIt->second;
    }
    else if ( osl_atomic_increment( &aIt->second->m_nRefCount ) > 1 )
    {
        rtl::Reference< DAVSession > xElement( aIt->second );
        osl_atomic_decrement( &aIt->second->m_nRefCount );
        return xElement;
    }
    else
    {
        osl_atomic_decrement( &aIt->second->m_nRefCount );
        aIt->second->m_aContainerIt = m_aMap.end();
 
        rtl::Reference< CurlSession > xNewStorage = new CurlSession(rxContext, this, inUri, rFlags, *m_xProxyDecider);
        aIt->second = xNewStorage.get();
        aIt->second->m_aContainerIt = aIt;
        return xNewStorage;
    }
}
 
void DAVSessionFactory::releaseElement( const DAVSession * pElement )
{
    assert( pElement );
    std::unique_lock aGuard( m_aMutex );
    if ( pElement->m_aContainerIt != m_aMap.end() )
        m_aMap.erase( pElement->m_aContainerIt );
}
 
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