Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include <sal/config.h>
      21             : 
      22             : #include "comphelper_module.hxx"
      23             : #include "comphelper_services.hxx"
      24             : 
      25             : #include <boost/noncopyable.hpp>
      26             : #include <osl/mutex.hxx>
      27             : #include <cppuhelper/factory.hxx>
      28             : #include <cppuhelper/implementationentry.hxx>
      29             : #include <cppuhelper/implbase2.hxx>
      30             : #include <cppuhelper/supportsservice.hxx>
      31             : #include <comphelper/seqstream.hxx>
      32             : #include <com/sun/star/lang/XServiceInfo.hpp>
      33             : #include <com/sun/star/io/XSequenceOutputStream.hpp>
      34             : #include <com/sun/star/uno/XComponentContext.hpp>
      35             : 
      36             : using namespace ::com::sun::star;
      37             : 
      38             : 
      39             : namespace {
      40             : 
      41             : class SequenceOutputStreamService:
      42             :     public cppu::WeakImplHelper2<lang::XServiceInfo, io::XSequenceOutputStream>,
      43             :     private boost::noncopyable
      44             : {
      45             : public:
      46             :     explicit SequenceOutputStreamService();
      47             : 
      48             :     // ::com::sun::star::lang::XServiceInfo:
      49             :     virtual OUString SAL_CALL getImplementationName() throw ( uno::RuntimeException, std::exception ) SAL_OVERRIDE;
      50             :     virtual sal_Bool SAL_CALL supportsService( const OUString & ServiceName ) throw ( uno::RuntimeException, std::exception ) SAL_OVERRIDE;
      51             :     virtual uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() throw ( uno::RuntimeException, std::exception ) SAL_OVERRIDE;
      52             : 
      53             :     // XServiceInfo - static versions (used for component registration)
      54             :     static OUString SAL_CALL getImplementationName_static();
      55             :     static uno::Sequence< OUString > SAL_CALL getSupportedServiceNames_static();
      56             :     static uno::Reference< uno::XInterface > SAL_CALL Create( const uno::Reference< uno::XComponentContext >& );
      57             : 
      58             :     // ::com::sun::star::io::XOutputStream:
      59             :     virtual void SAL_CALL writeBytes( const uno::Sequence< ::sal_Int8 > & aData ) throw ( io::NotConnectedException, io::BufferSizeExceededException, io::IOException, uno::RuntimeException, std::exception ) SAL_OVERRIDE;
      60             :     virtual void SAL_CALL flush() throw ( uno::RuntimeException, io::NotConnectedException, io::BufferSizeExceededException, io::IOException, std::exception ) SAL_OVERRIDE;
      61             :     virtual void SAL_CALL closeOutput() throw ( uno::RuntimeException, io::NotConnectedException, io::BufferSizeExceededException, io::IOException, std::exception ) SAL_OVERRIDE;
      62             : 
      63             :     // ::com::sun::star::io::XSequenceOutputStream:
      64             :     virtual uno::Sequence< ::sal_Int8 > SAL_CALL getWrittenBytes(  ) throw ( io::NotConnectedException, io::IOException, uno::RuntimeException, std::exception) SAL_OVERRIDE;
      65             : 
      66             : private:
      67           4 :     virtual ~SequenceOutputStreamService() {};
      68             : 
      69             : 
      70             :     ::osl::Mutex m_aMutex;
      71             :     uno::Reference< io::XOutputStream > m_xOutputStream;
      72             :     uno::Sequence< ::sal_Int8 > m_aSequence;
      73             : };
      74           2 : SequenceOutputStreamService::SequenceOutputStreamService()
      75             : {
      76           2 :     m_xOutputStream.set( static_cast < ::cppu::OWeakObject* >( new ::comphelper::OSequenceOutputStream( m_aSequence ) ), uno::UNO_QUERY_THROW );
      77           2 : }
      78             : 
      79             : // com.sun.star.uno.XServiceInfo:
      80           1 : OUString SAL_CALL SequenceOutputStreamService::getImplementationName() throw ( uno::RuntimeException, std::exception )
      81             : {
      82           1 :     return getImplementationName_static();
      83             : }
      84             : 
      85         192 : OUString SAL_CALL SequenceOutputStreamService::getImplementationName_static()
      86             : {
      87         192 :     return OUString("com.sun.star.comp.SequenceOutputStreamService");
      88             : }
      89             : 
      90           0 : sal_Bool SAL_CALL SequenceOutputStreamService::supportsService( OUString const & serviceName ) throw ( uno::RuntimeException, std::exception )
      91             : {
      92           0 :     return cppu::supportsService(this, serviceName);
      93             : }
      94             : 
      95           1 : uno::Sequence< OUString > SAL_CALL SequenceOutputStreamService::getSupportedServiceNames() throw ( uno::RuntimeException, std::exception )
      96             : {
      97           1 :     return getSupportedServiceNames_static();
      98             : }
      99             : 
     100         192 : uno::Sequence< OUString > SAL_CALL SequenceOutputStreamService::getSupportedServiceNames_static()
     101             : {
     102         192 :     uno::Sequence< OUString > s( 1 );
     103         192 :     s[0] = "com.sun.star.io.SequenceOutputStream";
     104         192 :     return s;
     105             : }
     106             : 
     107           2 : uno::Reference< uno::XInterface > SAL_CALL SequenceOutputStreamService::Create(
     108             :     SAL_UNUSED_PARAMETER const uno::Reference< uno::XComponentContext >& )
     109             : {
     110           2 :     return static_cast< ::cppu::OWeakObject * >( new SequenceOutputStreamService());
     111             : }
     112             : 
     113             : // ::com::sun::star::io::XOutputStream:
     114           1 : void SAL_CALL SequenceOutputStreamService::writeBytes( const uno::Sequence< ::sal_Int8 > & aData ) throw ( uno::RuntimeException, io::NotConnectedException, io::BufferSizeExceededException, io::IOException, std::exception )
     115             : {
     116           1 :     ::osl::MutexGuard aGuard( m_aMutex );
     117           1 :     if ( !m_xOutputStream.is() )
     118           0 :         throw io::NotConnectedException();
     119             : 
     120           1 :     m_xOutputStream->writeBytes( aData );
     121           1 :     m_aSequence = aData;
     122           1 : }
     123             : 
     124           0 : void SAL_CALL SequenceOutputStreamService::flush() throw ( uno::RuntimeException, io::NotConnectedException, io::BufferSizeExceededException, io::IOException, std::exception )
     125             : {
     126           0 :     ::osl::MutexGuard aGuard( m_aMutex );
     127           0 :     if ( !m_xOutputStream.is() )
     128           0 :         throw io::NotConnectedException();
     129             : 
     130           0 :     m_xOutputStream->flush();
     131           0 : };
     132             : 
     133           1 : void SAL_CALL SequenceOutputStreamService::closeOutput() throw ( uno::RuntimeException, io::NotConnectedException, io::BufferSizeExceededException, io::IOException, std::exception )
     134             : {
     135           1 :     ::osl::MutexGuard aGuard( m_aMutex );
     136           1 :     if ( !m_xOutputStream.is() )
     137           0 :         throw io::NotConnectedException();
     138             : 
     139           1 :     m_xOutputStream->closeOutput();
     140           1 :     m_xOutputStream = uno::Reference< io::XOutputStream >();
     141           1 : }
     142             : 
     143             : // ::com::sun::star::io::XSequenceOutputStream:
     144           1 : uno::Sequence< ::sal_Int8 > SAL_CALL SequenceOutputStreamService::getWrittenBytes() throw ( io::NotConnectedException, io::IOException, uno::RuntimeException, std::exception)
     145             : {
     146           1 :     ::osl::MutexGuard aGuard( m_aMutex );
     147           1 :     if ( !m_xOutputStream.is() )
     148           0 :         throw io::NotConnectedException();
     149             : 
     150           1 :     m_xOutputStream->flush();
     151           1 :     return m_aSequence;
     152             : }
     153             : 
     154             : } // anonymous namespace
     155             : 
     156         191 : void createRegistryInfo_SequenceOutputStream()
     157             : {
     158         191 :     static ::comphelper::module::OAutoRegistration< SequenceOutputStreamService > aAutoRegistration;
     159         191 : }
     160             : 
     161             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */