io/source/connector/ctr_pipe.cxx

   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
  21 #include "connector.hxx"
  22
  23 using namespace ::osl;
  24 using namespace ::rtl;
  25 using namespace ::com::sun::star::uno;
  26 using namespace ::com::sun::star::io;
  27 using namespace ::com::sun::star::connection;
  28
  29
  30 namespace stoc_connector {
  31
  32     PipeConnection::PipeConnection( const OUString & sConnectionDescription ) :
  33         m_nStatus( 0 ),
  34         m_sDescription( sConnectionDescription )
  35     {
  36         g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
  37         // make it unique
  38         m_sDescription += ",uniqueValue=";
  39         m_sDescription += OUString::valueOf(
  40             sal::static_int_cast< sal_Int64 >(
  41                 reinterpret_cast< sal_IntPtr >(&m_pipe)),
  42             10 );
  43     }
  44
  45     PipeConnection::~PipeConnection()
  46     {
  47         g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
  48     }
  49
  50     sal_Int32 PipeConnection::read( Sequence < sal_Int8 > & aReadBytes , sal_Int32 nBytesToRead )
  51             throw(::com::sun::star::io::IOException,
  52                   ::com::sun::star::uno::RuntimeException)
  53     {
  54         if( ! m_nStatus )
  55         {
  56             if( aReadBytes.getLength() != nBytesToRead )
  57             {
  58                 aReadBytes.realloc( nBytesToRead );
  59             }
  60             return m_pipe.read( aReadBytes.getArray()  , aReadBytes.getLength() );
  61         }
  62         else {
  63             throw IOException();
  64         }
  65     }
  66
  67     void PipeConnection::write( const Sequence < sal_Int8 > &seq )
  68             throw(::com::sun::star::io::IOException,
  69                   ::com::sun::star::uno::RuntimeException)
  70     {
  71         if( ! m_nStatus )
  72         {
  73             if( m_pipe.write( seq.getConstArray() , seq.getLength() ) != seq.getLength() )
  74             {
  75                 throw IOException();
  76             }
  77         }
  78         else {
  79             throw IOException();
  80         }
  81     }
  82
  83     void PipeConnection::flush( )
  84             throw(::com::sun::star::io::IOException,
  85                   ::com::sun::star::uno::RuntimeException)
  86     {
  87
  88     }
  89
  90     void PipeConnection::close()
  91             throw(::com::sun::star::io::IOException,
  92                   ::com::sun::star::uno::RuntimeException)
  93     {
  94         // ensure that close is called only once
  95         if(1 == osl_atomic_increment( (&m_nStatus) ) )
  96         {
  97             m_pipe.close();
  98         }
  99     }
 100
 101     OUString PipeConnection::getDescription()
 102             throw( ::com::sun::star::uno::RuntimeException)
 103     {
 104         return m_sDescription;
 105     }
 106
 107 }
 108
 109 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */