332 lines
10 KiB
C++
Executable File
332 lines
10 KiB
C++
Executable File
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_ucb.hxx"
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/**************************************************************************
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TODO
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**************************************************************************
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*************************************************************************/
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#include <boost/unordered_map.hpp>
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#include <osl/diagnose.h>
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#include <cppuhelper/weak.hxx>
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#include <ucbhelper/contentidentifier.hxx>
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#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
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#include "pkgprovider.hxx"
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#include "pkgcontent.hxx"
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#include "pkguri.hxx"
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using namespace com::sun::star;
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namespace package_ucp
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{
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//=========================================================================
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//
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// class Package.
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//
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//=========================================================================
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class Package : public cppu::OWeakObject,
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public container::XHierarchicalNameAccess
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{
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friend class ContentProvider;
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rtl::OUString m_aName;
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uno::Reference< container::XHierarchicalNameAccess > m_xNA;
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ContentProvider* m_pOwner;
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public:
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Package( const rtl::OUString& rName,
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const uno::Reference< container::XHierarchicalNameAccess > & xNA,
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ContentProvider* pOwner )
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: m_aName( rName ), m_xNA( xNA ), m_pOwner( pOwner ) {}
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virtual ~Package() { m_pOwner->removePackage( m_aName ); }
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// XInterface
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virtual uno::Any SAL_CALL
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queryInterface( const uno::Type& aType )
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throw( uno::RuntimeException )
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{ return m_xNA->queryInterface( aType ); }
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virtual void SAL_CALL
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acquire() throw()
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{ OWeakObject::acquire(); }
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virtual void SAL_CALL
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release() throw()
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{ OWeakObject::release(); }
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// XHierarchicalNameAccess
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virtual uno::Any SAL_CALL
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getByHierarchicalName( const rtl::OUString& aName )
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throw( container::NoSuchElementException, uno::RuntimeException )
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{ return m_xNA->getByHierarchicalName( aName ); }
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virtual sal_Bool SAL_CALL
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hasByHierarchicalName( const rtl::OUString& aName )
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throw( uno::RuntimeException )
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{ return m_xNA->hasByHierarchicalName( aName ); }
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};
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//=========================================================================
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//
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// Packages.
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//
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//=========================================================================
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struct equalString
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{
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bool operator()(
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const rtl::OUString& rKey1, const rtl::OUString& rKey2 ) const
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{
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return !!( rKey1 == rKey2 );
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}
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};
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struct hashString
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{
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size_t operator()( const rtl::OUString & rName ) const
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{
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return rName.hashCode();
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}
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};
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typedef boost::unordered_map
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<
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rtl::OUString,
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Package*,
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hashString,
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equalString
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>
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PackageMap;
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class Packages : public PackageMap {};
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}
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using namespace package_ucp;
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//=========================================================================
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//=========================================================================
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//
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// ContentProvider Implementation.
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//
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//=========================================================================
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//=========================================================================
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ContentProvider::ContentProvider(
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const uno::Reference< lang::XMultiServiceFactory >& rSMgr )
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: ::ucbhelper::ContentProviderImplHelper( rSMgr ),
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m_pPackages( 0 )
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{
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}
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//=========================================================================
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// virtual
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ContentProvider::~ContentProvider()
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{
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delete m_pPackages;
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}
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//=========================================================================
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//
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// XInterface methods.
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//
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//=========================================================================
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XINTERFACE_IMPL_3( ContentProvider,
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lang::XTypeProvider,
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lang::XServiceInfo,
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ucb::XContentProvider );
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//=========================================================================
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//
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// XTypeProvider methods.
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//
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//=========================================================================
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XTYPEPROVIDER_IMPL_3( ContentProvider,
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lang::XTypeProvider,
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lang::XServiceInfo,
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ucb::XContentProvider );
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//=========================================================================
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//
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// XServiceInfo methods.
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//
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//=========================================================================
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XSERVICEINFO_IMPL_1( ContentProvider,
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rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
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"com.sun.star.comp.ucb.PackageContentProvider" )),
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rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
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PACKAGE_CONTENT_PROVIDER_SERVICE_NAME )) );
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//=========================================================================
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//
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// Service factory implementation.
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//
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//=========================================================================
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ONE_INSTANCE_SERVICE_FACTORY_IMPL( ContentProvider );
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//=========================================================================
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//
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// XContentProvider methods.
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//
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//=========================================================================
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// virtual
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uno::Reference< ucb::XContent > SAL_CALL ContentProvider::queryContent(
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const uno::Reference< ucb::XContentIdentifier >& Identifier )
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throw( ucb::IllegalIdentifierException, uno::RuntimeException )
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{
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if ( !Identifier.is() )
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return uno::Reference< ucb::XContent >();
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PackageUri aUri( Identifier->getContentIdentifier() );
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if ( !aUri.isValid() )
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throw ucb::IllegalIdentifierException();
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// Create a new identifier for the mormalized URL returned by
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// PackageUri::getUri().
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uno::Reference< ucb::XContentIdentifier > xId
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= new ::ucbhelper::ContentIdentifier( m_xSMgr, aUri.getUri() );
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osl::MutexGuard aGuard( m_aMutex );
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// Check, if a content with given id already exists...
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uno::Reference< ucb::XContent > xContent
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= queryExistingContent( xId ).get();
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if ( xContent.is() )
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return xContent;
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// Create a new content.
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xContent = Content::create( m_xSMgr, this, Identifier ); // not xId!!!
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registerNewContent( xContent );
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if ( xContent.is() && !xContent->getIdentifier().is() )
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throw ucb::IllegalIdentifierException();
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return xContent;
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}
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//=========================================================================
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//
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// Other methods.
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//
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//=========================================================================
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uno::Reference< container::XHierarchicalNameAccess >
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ContentProvider::createPackage( const rtl::OUString & rName, const rtl::OUString & rParam )
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{
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osl::MutexGuard aGuard( m_aMutex );
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if ( !rName.getLength() )
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{
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OSL_FAIL( "ContentProvider::createPackage - Invalid URL!" );
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return uno::Reference< container::XHierarchicalNameAccess >();
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}
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rtl::OUString rURL = rName + rParam;
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if ( m_pPackages )
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{
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Packages::const_iterator it = m_pPackages->find( rURL );
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if ( it != m_pPackages->end() )
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{
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// Already instanciated. Return package.
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return (*it).second->m_xNA;
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}
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}
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else
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m_pPackages = new Packages;
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// Create new package...
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try
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{
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uno::Sequence< uno::Any > aArguments( 1 );
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aArguments[ 0 ] <<= rURL;
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uno::Reference< uno::XInterface > xIfc
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= m_xSMgr->createInstanceWithArguments(
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rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
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"com.sun.star.packages.comp.ZipPackage" )),
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aArguments );
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if ( xIfc.is() )
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{
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uno::Reference<
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container::XHierarchicalNameAccess > xNameAccess(
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xIfc, uno::UNO_QUERY );
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OSL_ENSURE( xNameAccess.is(),
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"ContentProvider::createPackage - "
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"Got no hierarchical name access!" );
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rtl::Reference< Package> xPackage
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= new Package( rURL, xNameAccess, this );
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(*m_pPackages)[ rURL ] = xPackage.get();
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return xPackage.get();
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}
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}
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catch ( uno::RuntimeException const & )
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{
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// createInstanceWithArguemts
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}
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catch ( uno::Exception const & )
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{
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// createInstanceWithArguemts
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}
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return uno::Reference< container::XHierarchicalNameAccess >();
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}
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//=========================================================================
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sal_Bool ContentProvider::removePackage( const rtl::OUString & rName )
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{
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osl::MutexGuard aGuard( m_aMutex );
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if ( m_pPackages )
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{
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Packages::iterator it = m_pPackages->find( rName );
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if ( it != m_pPackages->end() )
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{
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m_pPackages->erase( it );
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return sal_True;
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}
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}
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return sal_False;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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