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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef _UNTOOLS_UCBLOCKBYTES_HXX
#define _UNTOOLS_UCBLOCKBYTES_HXX
#include <com/sun/star/uno/Reference.hxx>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/ucb/XContent.hpp>
#include <com/sun/star/beans/PropertyValue.hpp>
#include "unotools/unotoolsdllapi.h"
#include <osl/thread.hxx>
#include <osl/conditn.hxx>
#include <osl/mutex.hxx>
#include <tools/stream.hxx>
#include <tools/link.hxx>
#include <tools/errcode.hxx>
#include <tools/datetime.hxx>
#include <tools/string.hxx>
namespace com
{
namespace sun
{
namespace star
{
namespace task
{
class XInteractionHandler;
}
namespace io
{
class XStream;
class XInputStream;
class XOutputStream;
class XSeekable;
}
namespace ucb
{
class XContent;
}
namespace beans
{
struct PropertyValue;
}
}
}
}
namespace utl
{
SV_DECL_REF( UcbLockBytes )
class UcbLockBytesHandler : public SvRefBase
{
sal_Bool m_bActive;
public:
enum LoadHandlerItem
{
DATA_AVAILABLE,
DONE,
CANCEL
};
UcbLockBytesHandler()
: m_bActive( sal_True )
{}
virtual void Handle( LoadHandlerItem nWhich, UcbLockBytesRef xLockBytes ) = 0;
void Activate( sal_Bool bActivate = sal_True ) { m_bActive = bActivate; }
sal_Bool IsActive() const { return m_bActive; }
};
SV_DECL_IMPL_REF( UcbLockBytesHandler )
class UNOTOOLS_DLLPUBLIC UcbLockBytes : public virtual SvLockBytes
{
osl::Condition m_aInitialized;
osl::Condition m_aTerminated;
osl::Mutex m_aMutex;
String m_aContentType;
String m_aRealURL;
DateTime m_aExpireDate;
::com::sun::star::uno::Reference < ::com::sun::star::io::XInputStream > m_xInputStream;
::com::sun::star::uno::Reference < ::com::sun::star::io::XOutputStream > m_xOutputStream;
::com::sun::star::uno::Reference < ::com::sun::star::io::XSeekable > m_xSeekable;
void* m_pCommandThread; // is alive only for compatibility reasons
UcbLockBytesHandlerRef m_xHandler;
sal_uInt32 m_nRead;
sal_uInt32 m_nSize;
ErrCode m_nError;
sal_Bool m_bTerminated : 1;
sal_Bool m_bDontClose : 1;
sal_Bool m_bStreamValid : 1;
DECL_LINK( DataAvailHdl, void * );
UcbLockBytes( UcbLockBytesHandler* pHandler=NULL );
protected:
virtual ~UcbLockBytes (void);
public:
// properties: Referer, PostMimeType
static UcbLockBytesRef CreateLockBytes( const ::com::sun::star::uno::Reference < ::com::sun::star::ucb::XContent >& xContent,
const ::com::sun::star::uno::Sequence < ::com::sun::star::beans::PropertyValue >& rProps,
StreamMode eMode,
const ::com::sun::star::uno::Reference < ::com::sun::star::task::XInteractionHandler >& xInter,
UcbLockBytesHandler* pHandler=0 );
static UcbLockBytesRef CreateInputLockBytes( const ::com::sun::star::uno::Reference < ::com::sun::star::io::XInputStream >& xContent );
static UcbLockBytesRef CreateLockBytes( const ::com::sun::star::uno::Reference < ::com::sun::star::io::XStream >& xContent );
// SvLockBytes
virtual void SetSynchronMode (bool bSynchron);
virtual ErrCode ReadAt ( sal_uLong nPos, void *pBuffer, sal_uLong nCount, sal_uLong *pRead) const;
virtual ErrCode WriteAt ( sal_uLong, const void*, sal_uLong, sal_uLong *pWritten);
virtual ErrCode Flush (void) const;
virtual ErrCode SetSize (sal_uLong);
virtual ErrCode Stat ( SvLockBytesStat *pStat, SvLockBytesStatFlag) const;
void SetError( ErrCode nError )
{ m_nError = nError; }
ErrCode GetError() const
{ return m_nError; }
// the following properties are available when and after the first DataAvailable callback has been executed
String GetContentType() const;
String GetRealURL() const;
DateTime GetExpireDate() const;
// calling this method delegates the responsibility to call closeinput to the caller!
::com::sun::star::uno::Reference < ::com::sun::star::io::XInputStream > getInputStream();
sal_Bool setInputStream_Impl( const ::com::sun::star::uno::Reference < ::com::sun::star::io::XInputStream > &rxInputStream,
sal_Bool bSetXSeekable = sal_True );
sal_Bool setStream_Impl( const ::com::sun::star::uno::Reference < ::com::sun::star::io::XStream > &rxStream );
void terminate_Impl (void);
::com::sun::star::uno::Reference < ::com::sun::star::io::XInputStream > getInputStream_Impl() const
{
osl::MutexGuard aGuard( (const_cast< UcbLockBytes* >(this))->m_aMutex );
return m_xInputStream;
}
::com::sun::star::uno::Reference < ::com::sun::star::io::XOutputStream > getOutputStream_Impl() const
{
osl::MutexGuard aGuard( (const_cast< UcbLockBytes* >(this))->m_aMutex );
return m_xOutputStream;
}
::com::sun::star::uno::Reference < ::com::sun::star::io::XSeekable > getSeekable_Impl() const
{
osl::MutexGuard aGuard( (const_cast< UcbLockBytes* >(this))->m_aMutex );
return m_xSeekable;
}
sal_Bool hasInputStream_Impl() const
{
osl::MutexGuard aGuard( (const_cast< UcbLockBytes* >(this))->m_aMutex );
return m_xInputStream.is();
}
void setDontClose_Impl()
{ m_bDontClose = sal_True; }
void SetContentType_Impl( const String& rType ) { m_aContentType = rType; }
void SetRealURL_Impl( const String& rURL ) { m_aRealURL = rURL; }
void SetExpireDate_Impl( const DateTime& rDateTime ) { m_aExpireDate = rDateTime; }
void SetStreamValid_Impl();
};
SV_IMPL_REF( UcbLockBytes );
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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