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