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Diffstat (limited to '')
| -rw-r--r-- | unotools/source/ucbhelper/ucblockbytes.hxx | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/unotools/source/ucbhelper/ucblockbytes.hxx b/unotools/source/ucbhelper/ucblockbytes.hxx new file mode 100644 index 000000000..df1e237e9 --- /dev/null +++ b/unotools/source/ucbhelper/ucblockbytes.hxx @@ -0,0 +1,142 @@ +/* -*- 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 INCLUDED_UNOTOOLS_UCBLOCKBYTES_HXX +#define INCLUDED_UNOTOOLS_UCBLOCKBYTES_HXX + +#include <com/sun/star/uno/Reference.hxx> + +#include <osl/conditn.hxx> +#include <osl/mutex.hxx> +#include <tools/stream.hxx> +#include <vcl/errcode.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 +{ +class UcbLockBytes; +typedef tools::SvRef<UcbLockBytes> UcbLockBytesRef; + +class UcbLockBytes : public virtual SvLockBytes +{ + osl::Condition m_aInitialized; + osl::Condition m_aTerminated; + osl::Mutex m_aMutex; + + css::uno::Reference < css::io::XInputStream > m_xInputStream; + css::uno::Reference < css::io::XOutputStream > m_xOutputStream; + css::uno::Reference < css::io::XSeekable > m_xSeekable; + + ErrCode m_nError; + + bool m_bTerminated; + bool m_bDontClose; + bool m_bStreamValid; + + UcbLockBytes(); +protected: + virtual ~UcbLockBytes() override; + +public: + // properties: Referer, PostMimeType + static UcbLockBytesRef CreateLockBytes( const css::uno::Reference < css::ucb::XContent >& xContent, + const css::uno::Sequence < css::beans::PropertyValue >& rProps, + StreamMode eMode, + const css::uno::Reference < css::task::XInteractionHandler >& xInter ); + + static UcbLockBytesRef CreateInputLockBytes( const css::uno::Reference < css::io::XInputStream >& xContent ); + static UcbLockBytesRef CreateLockBytes( const css::uno::Reference < css::io::XStream >& xContent ); + + // SvLockBytes + virtual ErrCode ReadAt(sal_uInt64 nPos, void *pBuffer, std::size_t nCount, std::size_t *pRead) const override; + virtual ErrCode WriteAt(sal_uInt64, const void*, std::size_t, std::size_t *pWritten) override; + virtual ErrCode Flush() const override; + virtual ErrCode SetSize(sal_uInt64) override; + virtual ErrCode Stat ( SvLockBytesStat *pStat ) const override; + + void SetError( ErrCode nError ) + { m_nError = nError; } + + ErrCode const & GetError() const + { return m_nError; } + + // calling this method delegates the responsibility to call closeinput to the caller! + css::uno::Reference < css::io::XInputStream > getInputStream(); + + bool setInputStream_Impl( const css::uno::Reference < css::io::XInputStream > &rxInputStream, + bool bSetXSeekable = true ); + void setStream_Impl( const css::uno::Reference < css::io::XStream > &rxStream ); + void terminate_Impl(); + + css::uno::Reference < css::io::XInputStream > getInputStream_Impl() const + { + osl::MutexGuard aGuard( const_cast< UcbLockBytes* >(this)->m_aMutex ); + return m_xInputStream; + } + + css::uno::Reference < css::io::XOutputStream > getOutputStream_Impl() const + { + osl::MutexGuard aGuard( const_cast< UcbLockBytes* >(this)->m_aMutex ); + return m_xOutputStream; + } + + css::uno::Reference < css::io::XSeekable > getSeekable_Impl() const + { + osl::MutexGuard aGuard( const_cast< UcbLockBytes* >(this)->m_aMutex ); + return m_xSeekable; + } + + void setDontClose_Impl() + { m_bDontClose = true; } + + void SetStreamValid_Impl(); +}; + +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |