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INTEGRATION: CWS mav05 (1.1.2); FILE ADDED

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2003/07/07 10:40:06 mav 1.1.2.7: #i15929# reading is allwais supported
2003/07/04 10:18:20 mav 1.1.2.6: #i15929# ignore ELEMENT_SEEKABLE for storages
2003/07/04 09:34:56 mav 1.1.2.5: #i15929# transact storage and storagestream properties
2003/07/04 07:14:58 mav 1.1.2.4: #i15929# open temporary storage for writing
2003/06/30 15:47:51 mav 1.1.2.3: #i15929# adopt to interface changes
2003/06/23 13:35:58 mav 1.1.2.2: #i15929# set storage properties
2003/06/23 10:49:27 mav 1.1.2.1: #i15929# new storage implementation
This commit is contained in:
Kurt Zenker 2003-09-11 09:15:59 +00:00
parent a972cf2e15
commit 05bfeba83c
1 changed files with 299 additions and 0 deletions
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299
package/source/xstor/xfactory.cxx Normal file
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/*************************************************************************
*
* $RCSfile: xfactory.cxx,v $
*
* $Revision: 1.2 $
*
* last change: $Author: kz $ $Date: 2003-09-11 10:15:59 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _COM_SUN_STAR_UCB_XSIMPLEFILEACCESS_HPP_
#include <com/sun/star/ucb/XSimpleFileAccess.hpp>
#endif
#ifndef _COM_SUN_STAR_EMBED_ELEMENTMODES_HPP_
#include <com/sun/star/embed/ElementModes.hpp>
#endif
#ifndef _COM_SUN_STAR_BEANS_PROPERTYVALUE_HPP_
#include <com/sun/star/beans/PropertyValue.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XSEEKABLE_HPP_
#include <com/sun/star/io/XSeekable.hpp>
#endif
#include "xfactory.hxx"
#include "xstorage.hxx"
using namespace ::com::sun::star;
//-------------------------------------------------------------------------
uno::Sequence< ::rtl::OUString > SAL_CALL OStorageFactory::impl_staticGetSupportedServiceNames()
{
uno::Sequence< ::rtl::OUString > aRet(2);
aRet[0] = ::rtl::OUString::createFromAscii("com.sun.star.embed.StorageFactory");
aRet[1] = ::rtl::OUString::createFromAscii("com.sun.star.comp.embed.StorageFactory");
return aRet;
}
//-------------------------------------------------------------------------
::rtl::OUString SAL_CALL OStorageFactory::impl_staticGetImplementationName()
{
return ::rtl::OUString::createFromAscii("com.sun.star.comp.embed.StorageFactory");
}
//-------------------------------------------------------------------------
uno::Reference< uno::XInterface > SAL_CALL OStorageFactory::impl_staticCreateSelfInstance(
const uno::Reference< lang::XMultiServiceFactory >& xServiceManager )
{
return uno::Reference< uno::XInterface >( *new OStorageFactory( xServiceManager ) );
}
//-------------------------------------------------------------------------
uno::Reference< uno::XInterface > SAL_CALL OStorageFactory::createInstance()
throw ( uno::Exception,
uno::RuntimeException )
{
// TODO: reimplement TempStream service to support XStream interface
uno::Reference < io::XStream > xTempStream(
m_xFactory->createInstance( ::rtl::OUString::createFromAscii( "com.sun.star.io.TempFile" ) ),
uno::UNO_QUERY );
if ( !xTempStream.is() )
throw uno::RuntimeException(); // TODO:
return uno::Reference< uno::XInterface >(
static_cast< OWeakObject* >( new OStorage( xTempStream,
embed::ElementModes::ELEMENT_READWRITE,
uno::Sequence< beans::PropertyValue >(),
m_xFactory ) ),
uno::UNO_QUERY );
}
//-------------------------------------------------------------------------
uno::Reference< uno::XInterface > SAL_CALL OStorageFactory::createInstanceWithArguments(
const uno::Sequence< uno::Any >& aArguments )
throw ( uno::Exception,
uno::RuntimeException )
{
// The request for storage can be done with up to three arguments
// The first argument specifies a source for the storage
// it can be URL, XStream, XInputStream.
// The second value is a mode the storage should be open in.
// And the third value is a media descriptor.
sal_Int32 nArgNum = aArguments.getLength();
OSL_ENSURE( nArgNum < 4, "Wrong parameter number" );
if ( !nArgNum )
return createInstance();
// first try to retrieve storage open mode if any
// by default the storage will be open in readonly mode
sal_Int32 nStorageMode = embed::ElementModes::ELEMENT_READ;
if ( nArgNum >= 2 )
{
if( !( aArguments[1] >>= nStorageMode ) )
{
OSL_ENSURE( sal_False, "Wrong second argument!\n" );
throw uno::Exception(); // TODO: Illegal argument
}
// it's allways possible to read written storage in this implementation
nStorageMode |= embed::ElementModes::ELEMENT_READ;
}
// retrieve storage source stream
::rtl::OUString aURL;
uno::Reference< io::XStream > xStream;
uno::Reference< io::XInputStream > xInputStream;
if ( aArguments[0] >>= aURL )
{
if ( !aURL.getLength() )
{
OSL_ENSURE( sal_False, "Empty URL is provided!\n" );
throw uno::Exception(); // TODO: illegal argument
}
if ( aURL.equalsIgnoreAsciiCaseAsciiL( "vnd.sun.star.pkg", 16 ) )
{
OSL_ENSURE( sal_False, "Packages URL's are not valid for storages!\n" ); // ???
throw uno::Exception(); // TODO: illegal argument
}
uno::Reference < ::com::sun::star::ucb::XSimpleFileAccess > xTempAccess(
m_xFactory->createInstance (
::rtl::OUString::createFromAscii( "com.sun.star.ucb.SimpleFileAccess" ) ),
uno::UNO_QUERY );
if ( !xTempAccess.is() )
throw uno::RuntimeException(); // TODO:
if ( nStorageMode & embed::ElementModes::ELEMENT_WRITE )
xStream = xTempAccess->openFileReadWrite( aURL );
else
xInputStream = xTempAccess->openFileRead( aURL );
}
else if ( !( aArguments[0] >>= xStream ) && !( aArguments[0] >>= xInputStream ) )
{
OSL_ENSURE( sal_False, "Wrong first argument!\n" );
throw uno::Exception(); // TODO: Illegal argument
}
// retrieve mediadescriptor and set storage properties
uno::Sequence< beans::PropertyValue > aDescr;
uno::Sequence< beans::PropertyValue > aPropsToSet;
if ( nArgNum >= 3 )
{
if( aArguments[2] >>= aDescr )
{
if ( aURL.getLength() )
{
aPropsToSet.realloc(1);
aPropsToSet[0].Name = ::rtl::OUString::createFromAscii( "URL" );
aPropsToSet[0].Value <<= aURL;
}
// TODO: fill in aPropsToSet
for ( sal_Int32 nInd = 0, nNumArgs = 1; nInd < aDescr.getLength(); nInd++ )
{
if ( aDescr[nInd].Name.equalsAscii( "InteractionHandler" )
|| aDescr[nInd].Name.equalsAscii( "Password" )
|| aDescr[nInd].Name.equalsAscii( "RepairPackage" ) )
// || aDescr[nInd].Name.equalsAscii( "StatusIndicator" ) ) // TODO: may be should be changed to ProgressHandler
// || aDescr[nInd].Name.equalsAscii( "Unpacked" ) // TODO:
{
aPropsToSet.realloc( ++nNumArgs );
aPropsToSet[nNumArgs-1].Name = aDescr[nInd].Name;
aPropsToSet[nNumArgs-1].Value = aDescr[nInd].Value;
}
else
OSL_ENSURE( sal_False, "Unacceptable property, will be ignored!\n" );
}
}
else
{
OSL_ENSURE( sal_False, "Wrong third argument!\n" );
throw uno::Exception(); // TODO: Illegal argument
}
}
// create storage based on source
if ( xInputStream.is() )
{
// if xInputStream is set the storage should be open from it
if ( ( nStorageMode & embed::ElementModes::ELEMENT_WRITE ) )
throw uno::Exception(); // TODO: access denied
return uno::Reference< uno::XInterface >(
static_cast< OWeakObject* >( new OStorage( xInputStream, nStorageMode, aPropsToSet, m_xFactory ) ),
uno::UNO_QUERY );
}
else if ( xStream.is() )
{
if ( ( nStorageMode & embed::ElementModes::ELEMENT_WRITE ) && !xStream->getOutputStream().is()
|| !xStream->getInputStream().is() )
throw uno::Exception(); // TODO: access denied
uno::Reference< io::XSeekable > xSeekable( xStream, uno::UNO_QUERY );
if ( !xSeekable.is() )
{
// TODO: wrap stream to let it be seekable
OSL_ENSURE( sal_False, "Nonseekable streams are not supported for now!\n" );
}
return uno::Reference< uno::XInterface >(
static_cast< OWeakObject* >( new OStorage( xStream, nStorageMode, aPropsToSet, m_xFactory ) ),
uno::UNO_QUERY );
}
throw uno::Exception(); // general error during creation
// not reachable
return uno::Reference< uno::XInterface >();
}
//-------------------------------------------------------------------------
::rtl::OUString SAL_CALL OStorageFactory::getImplementationName()
throw ( uno::RuntimeException )
{
return impl_staticGetImplementationName();
}
//-------------------------------------------------------------------------
sal_Bool SAL_CALL OStorageFactory::supportsService( const ::rtl::OUString& ServiceName )
throw ( uno::RuntimeException )
{
uno::Sequence< ::rtl::OUString > aSeq = impl_staticGetSupportedServiceNames();
for ( sal_Int32 nInd = 0; nInd < aSeq.getLength(); nInd++ )
if ( ServiceName.compareTo( aSeq[nInd] ) == 0 )
return sal_True;
return sal_False;
}
//-------------------------------------------------------------------------
uno::Sequence< ::rtl::OUString > SAL_CALL OStorageFactory::getSupportedServiceNames()
throw ( uno::RuntimeException )
{
return impl_staticGetSupportedServiceNames();
}