office-gobmx/comphelper/source/streaming/seqoutputstreamserv.cxx
2012-06-29 15:51:49 +01:00

165 lines
6.6 KiB
C++

/* -*- 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 .
*/
#include "comphelper_module.hxx"
#include <sal/config.h>
#include <osl/mutex.hxx>
#include <cppuhelper/factory.hxx>
#include <cppuhelper/implementationentry.hxx>
#include <cppuhelper/implbase2.hxx>
#include <comphelper/seqstream.hxx>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/io/XSequenceOutputStream.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
using namespace ::com::sun::star;
namespace {
class SequenceOutputStreamService:
public ::cppu::WeakImplHelper2 < lang::XServiceInfo, io::XSequenceOutputStream >
{
public:
explicit SequenceOutputStreamService();
// ::com::sun::star::lang::XServiceInfo:
virtual ::rtl::OUString SAL_CALL getImplementationName() throw ( uno::RuntimeException );
virtual ::sal_Bool SAL_CALL supportsService( const ::rtl::OUString & ServiceName ) throw ( uno::RuntimeException );
virtual uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw ( uno::RuntimeException );
// XServiceInfo - static versions (used for component registration)
static ::rtl::OUString SAL_CALL getImplementationName_static();
static uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames_static();
static uno::Reference< uno::XInterface > SAL_CALL Create( const uno::Reference< uno::XComponentContext >& );
// ::com::sun::star::io::XOutputStream:
virtual void SAL_CALL writeBytes( const uno::Sequence< ::sal_Int8 > & aData ) throw ( io::NotConnectedException, io::BufferSizeExceededException, io::IOException, uno::RuntimeException );
virtual void SAL_CALL flush() throw ( uno::RuntimeException, io::NotConnectedException, io::BufferSizeExceededException, io::IOException );
virtual void SAL_CALL closeOutput() throw ( uno::RuntimeException, io::NotConnectedException, io::BufferSizeExceededException, io::IOException );
// ::com::sun::star::io::XSequenceOutputStream:
virtual uno::Sequence< ::sal_Int8 > SAL_CALL getWrittenBytes( ) throw ( io::NotConnectedException, io::IOException, uno::RuntimeException);
private:
SequenceOutputStreamService( SequenceOutputStreamService & ); //not defined
void operator =( SequenceOutputStreamService & ); //not defined
virtual ~SequenceOutputStreamService() {};
::osl::Mutex m_aMutex;
uno::Reference< io::XOutputStream > m_xOutputStream;
uno::Sequence< ::sal_Int8 > m_aSequence;
};
SequenceOutputStreamService::SequenceOutputStreamService()
{
m_xOutputStream.set( static_cast < ::cppu::OWeakObject* >( new ::comphelper::OSequenceOutputStream( m_aSequence ) ), uno::UNO_QUERY_THROW );
}
// com.sun.star.uno.XServiceInfo:
::rtl::OUString SAL_CALL SequenceOutputStreamService::getImplementationName() throw ( uno::RuntimeException )
{
return getImplementationName_static();
}
::rtl::OUString SAL_CALL SequenceOutputStreamService::getImplementationName_static()
{
return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.SequenceOutputStreamService" ) );
}
::sal_Bool SAL_CALL SequenceOutputStreamService::supportsService( ::rtl::OUString const & serviceName ) throw ( uno::RuntimeException )
{
uno::Sequence< ::rtl::OUString > serviceNames = getSupportedServiceNames();
for ( ::sal_Int32 i = 0; i < serviceNames.getLength(); ++i ) {
if ( serviceNames[i] == serviceName )
return sal_True;
}
return sal_False;
}
uno::Sequence< ::rtl::OUString > SAL_CALL SequenceOutputStreamService::getSupportedServiceNames() throw ( uno::RuntimeException )
{
return getSupportedServiceNames_static();
}
uno::Sequence< ::rtl::OUString > SAL_CALL SequenceOutputStreamService::getSupportedServiceNames_static()
{
uno::Sequence< ::rtl::OUString > s( 1 );
s[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.io.SequenceOutputStream" ) );
return s;
}
uno::Reference< uno::XInterface > SAL_CALL SequenceOutputStreamService::Create(
SAL_UNUSED_PARAMETER const uno::Reference< uno::XComponentContext >& )
{
return static_cast< ::cppu::OWeakObject * >( new SequenceOutputStreamService());
}
// ::com::sun::star::io::XOutputStream:
void SAL_CALL SequenceOutputStreamService::writeBytes( const uno::Sequence< ::sal_Int8 > & aData ) throw ( uno::RuntimeException, io::NotConnectedException, io::BufferSizeExceededException, io::IOException )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( !m_xOutputStream.is() )
throw io::NotConnectedException();
m_xOutputStream->writeBytes( aData );
m_aSequence = aData;
}
void SAL_CALL SequenceOutputStreamService::flush() throw ( uno::RuntimeException, io::NotConnectedException, io::BufferSizeExceededException, io::IOException )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( !m_xOutputStream.is() )
throw io::NotConnectedException();
m_xOutputStream->flush();
};
void SAL_CALL SequenceOutputStreamService::closeOutput() throw ( uno::RuntimeException, io::NotConnectedException, io::BufferSizeExceededException, io::IOException )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( !m_xOutputStream.is() )
throw io::NotConnectedException();
m_xOutputStream->closeOutput();
m_xOutputStream = uno::Reference< io::XOutputStream >();
}
// ::com::sun::star::io::XSequenceOutputStream:
uno::Sequence< ::sal_Int8 > SAL_CALL SequenceOutputStreamService::getWrittenBytes() throw ( io::NotConnectedException, io::IOException, uno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
if ( !m_xOutputStream.is() )
throw io::NotConnectedException();
m_xOutputStream->flush();
return m_aSequence;
}
} // anonymous namespace
void createRegistryInfo_SequenceOutputStream()
{
static ::comphelper::module::OAutoRegistration< SequenceOutputStreamService > aAutoRegistration;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */