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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: owriteablestream.hxx,v $
*
* $Revision: 1.13 $
*
* last change: $Author: obo $ $Date: 2006-01-23 11:01:45 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 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
*
************************************************************************/
#ifndef _WRITESTREAM_HXX_
#define _WRITESTREAM_HXX_
#ifndef _COM_SUN_STAR_IO_XINPUTSTREAM_HPP_
#include <com/sun/star/io/XInputStream.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XOUTPUTSTREAM_HPP_
#include <com/sun/star/io/XOutputStream.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XSTREAM_HPP_
#include <com/sun/star/io/XStream.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XSEEKABLE_HPP_
#include <com/sun/star/io/XSeekable.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XTRUNCATE_HPP_
#include <com/sun/star/io/XTruncate.hpp>
#endif
#ifndef _COM_SUN_STAR_PACKAGES_XDATASINKENCRSUPPORT_HPP_
#include <com/sun/star/packages/XDataSinkEncrSupport.hpp>
#endif
#ifndef _COM_SUN_STAR_PACKAGES_NOENCRYPTIONEXCEPTION_HPP_
#include <com/sun/star/packages/NoEncryptionException.hpp>
#endif
#ifndef _COM_SUN_STAR_LANG_XEVENTLISTENER_HPP_
#include <com/sun/star/lang/XEventListener.hpp>
#endif
#ifndef _COM_SUN_STAR_LANG_XSINGLESERVICEFACTORY_HPP_
#include <com/sun/star/lang/XSingleServiceFactory.hpp>
#endif
#ifndef _COM_SUN_STAR_LANG_XCOMPONENT_HPP_
#include <com/sun/star/lang/XComponent.hpp>
#endif
#ifndef _COM_SUN_STAR_EMBED_XENCRYPTIONPROTECTEDSOURCE_HPP_
#include <com/sun/star/embed/XEncryptionProtectedSource.hpp>
#endif
#ifndef _COM_SUN_STAR_CONTAINER_XNAMECONTAINER_HPP_
#include <com/sun/star/container/XNameContainer.hpp>
#endif
#ifndef _CPPUHELPER_IMPLBASE1_HXX_
#include <cppuhelper/implbase1.hxx>
#endif
#ifndef _CPPUHELPER_IMPLBASE8_HXX_
#include <cppuhelper/implbase8.hxx>
#endif
#ifndef _CPPUHELPER_INTERFACECONTAINER_H_
#include <cppuhelper/interfacecontainer.h>
#endif
#include <list>
#include "ocompinstream.hxx"
#include "mutexholder.hxx"
struct PreCreationStruct
{
SotMutexHolderRef m_rMutexRef;
PreCreationStruct()
: m_rMutexRef( new SotMutexHolder )
{}
};
struct WSInternalData_Impl
{
SotMutexHolderRef m_rSharedMutexRef;
::cppu::OInterfaceContainerHelper m_aListenersContainer; // list of listeners
// the mutex reference MUST NOT be empty
WSInternalData_Impl( const SotMutexHolderRef rMutexRef )
: m_rSharedMutexRef( rMutexRef )
, m_aListenersContainer( rMutexRef->GetMutex() )
{}
};
typedef ::std::list< OInputCompStream* > InputStreamsList_Impl;
struct OStorage_Impl;
class OWriteStream;
struct OWriteStream_Impl : public PreCreationStruct
{
friend struct OStorage_Impl;
friend class OWriteStream;
friend class OInputCompStream;
OWriteStream* m_pAntiImpl;
::rtl::OUString m_aTempURL;
InputStreamsList_Impl m_aInputStreamsList;
sal_Bool m_bHasDataToFlush; // only modified elements will be sent to the original content
sal_Bool m_bFlushed; // sending the streams is coordinated by the root storage of the package
::com::sun::star::uno::Reference< ::com::sun::star::packages::XDataSinkEncrSupport > m_xPackageStream;
::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > m_xFactory;
OStorage_Impl* m_pParent;
::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue > m_aProps;
sal_Bool m_bForceEncrypted;
sal_Bool m_bUseCommonPass;
sal_Bool m_bHasCachedPassword;
::rtl::OUString m_aPass;
::com::sun::star::uno::Reference< ::com::sun::star::lang::XSingleServiceFactory > m_xPackage;
sal_Bool m_bHasInsertedStreamOptimization;
private:
::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > GetServiceFactory();
::rtl::OUString GetFilledTempFile();
::com::sun::star::uno::Reference< ::com::sun::star::io::XStream > GetTempFileAsStream();
::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > GetTempFileAsInputStream();
void CopyTempFileToOutput( ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > xOutStream );
::com::sun::star::uno::Reference< ::com::sun::star::io::XStream > GetStream_Impl( sal_Int32 nStreamMode );
::rtl::OUString GetCommonRootPass() throw ( ::com::sun::star::packages::NoEncryptionException );
::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue > ReadPackageStreamProperties();
::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue > InsertOwnProps(
const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& aProps,
sal_Bool bUseCommonPass );
public:
OWriteStream_Impl( OStorage_Impl* pParent,
::com::sun::star::uno::Reference< ::com::sun::star::packages::XDataSinkEncrSupport > xPackageStream,
::com::sun::star::uno::Reference< ::com::sun::star::lang::XSingleServiceFactory > xPackage,
::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > xFactory,
sal_Bool bForceEncrypted );
~OWriteStream_Impl();
sal_Bool UsesCommonPass_Impl() { return m_bUseCommonPass; }
sal_Bool HasTempFile_Impl() { return ( m_aTempURL.getLength() != 0 ); }
void InsertIntoPackageFolder(
const ::rtl::OUString& aName,
const ::com::sun::star::uno::Reference< ::com::sun::star::container::XNameContainer >& xParentPackageFolder );
void SetToBeCommited() { m_bFlushed = sal_True; }
sal_Bool HasCachedPassword() { return m_bHasCachedPassword; }
::rtl::OUString GetCachedPassword() { return m_aPass; }
sal_Bool IsModified() { return m_bHasDataToFlush || m_bFlushed; }
sal_Bool IsEncrypted();
void SetDecrypted();
void SetEncryptedWithPass( const ::rtl::OUString& aPass );
void DisposeWrappers();
void InsertStreamDirectly(
const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& xInStream,
const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& aProps );
void Commit();
void Revert();
void Free( sal_Bool bMust ); // allows to try to disconnect from the temporary stream
// in case bMust is set to sal_True the method
// will throw exception in case the file is still busy
void SetModified(); // can be done only by parent storage after renaming
::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue > GetStreamProperties();
void CopyInternallyTo_Impl( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& xDestStream,
const ::rtl::OUString& aPass );
void CopyInternallyTo_Impl( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& xDestStream );
::com::sun::star::uno::Reference< ::com::sun::star::io::XStream > GetStream(
sal_Int32 nStreamMode,
const ::rtl::OUString& aPass );
::com::sun::star::uno::Reference< ::com::sun::star::io::XStream > GetStream(
sal_Int32 nStreamMode );
::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > GetRawInStream();
::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > GetPlainRawInStream();
void InputStreamDisposed( OInputCompStream* pStream );
void CreateReadonlyCopyBasedOnData(
const ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >& xDataToCopy,
const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >& aProps,
sal_Bool bUseCommonPass,
::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& xTargetStream );
void GetCopyOfLastCommit( ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& xTargetStream );
void GetCopyOfLastCommit(
::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& xTargetStream,
const ::rtl::OUString& aPass );
};
class OWriteStream : public cppu::WeakImplHelper8 < ::com::sun::star::io::XInputStream
,::com::sun::star::io::XOutputStream
,::com::sun::star::io::XStream
,::com::sun::star::io::XSeekable
,::com::sun::star::io::XTruncate
,::com::sun::star::lang::XComponent
,::com::sun::star::embed::XEncryptionProtectedSource
,::com::sun::star::beans::XPropertySet >
{
friend struct OWriteStream_Impl;
protected:
::com::sun::star::uno::Reference < ::com::sun::star::io::XInputStream > m_xInStream;
::com::sun::star::uno::Reference < ::com::sun::star::io::XOutputStream > m_xOutStream;
::com::sun::star::uno::Reference < ::com::sun::star::io::XSeekable > m_xSeekable;
OWriteStream_Impl* m_pImpl;
WSInternalData_Impl* m_pData;
sal_Bool m_bInStreamDisconnected;
sal_Bool m_bInitOnDemand;
OWriteStream( OWriteStream_Impl* pImpl );
OWriteStream( OWriteStream_Impl* pImpl, ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream > xStream );
void CloseOutput_Impl();
void CopyToStreamInternally_Impl( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XStream >& xStream );
void ModifyParentUnlockMutex_Impl( ::osl::ResettableMutexGuard& aGuard );
public:
virtual ~OWriteStream();
void CheckInitOnDemand();
// XInputStream
virtual sal_Int32 SAL_CALL readBytes( ::com::sun::star::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL readSomeBytes( ::com::sun::star::uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead ) throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual sal_Int32 SAL_CALL available( )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL closeInput( )
throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
// XOutputStream
virtual void SAL_CALL writeBytes( const ::com::sun::star::uno::Sequence< sal_Int8 >& aData ) throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL flush( ) throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL closeOutput( ) throw (::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
//XSeekable
virtual void SAL_CALL seek( sal_Int64 location ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual sal_Int64 SAL_CALL getPosition() throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
virtual sal_Int64 SAL_CALL getLength() throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
//XStream
virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getInputStream( ) throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > SAL_CALL getOutputStream( ) throw (::com::sun::star::uno::RuntimeException);
// XTruncate
virtual void SAL_CALL truncate() throw (::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
//XComponent
virtual void SAL_CALL dispose() throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL addEventListener( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XEventListener >& xListener ) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL removeEventListener( const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XEventListener >& aListener ) throw (::com::sun::star::uno::RuntimeException);
//XEncryptionProtectedSource
virtual void SAL_CALL setEncryptionPassword( const ::rtl::OUString& aPass )
throw ( ::com::sun::star::uno::RuntimeException,
::com::sun::star::io::IOException );
virtual void SAL_CALL removeEncryption()
throw ( ::com::sun::star::uno::RuntimeException,
::com::sun::star::io::IOException );
//XPropertySet
virtual ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySetInfo > SAL_CALL getPropertySetInfo() throw ( ::com::sun::star::uno::RuntimeException );
virtual void SAL_CALL setPropertyValue( const ::rtl::OUString& aPropertyName, const ::com::sun::star::uno::Any& aValue ) throw ( ::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::beans::PropertyVetoException, ::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException );
virtual ::com::sun::star::uno::Any SAL_CALL getPropertyValue( const ::rtl::OUString& PropertyName ) throw ( ::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException );
virtual void SAL_CALL addPropertyChangeListener( const ::rtl::OUString& aPropertyName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertyChangeListener >& xListener ) throw ( ::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException );
virtual void SAL_CALL removePropertyChangeListener( const ::rtl::OUString& aPropertyName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertyChangeListener >& aListener ) throw ( ::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException );
virtual void SAL_CALL addVetoableChangeListener( const ::rtl::OUString& PropertyName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XVetoableChangeListener >& aListener ) throw ( ::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException );
virtual void SAL_CALL removeVetoableChangeListener( const ::rtl::OUString& PropertyName, const ::com::sun::star::uno::Reference< ::com::sun::star::beans::XVetoableChangeListener >& aListener ) throw ( ::com::sun::star::beans::UnknownPropertyException, ::com::sun::star::lang::WrappedTargetException, ::com::sun::star::uno::RuntimeException );
};
#endif
|
