LCOV - code coverage report
Current view: top level - xmlhelp/source/cxxhelp/provider - inputstream.cxx (source / functions) Hit Total Coverage
Test: commit e02a6cb2c3e2b23b203b422e4e0680877f232636 Lines: 0 65 0.0 %
Date: 2014-04-14 Functions: 0 15 0.0 %
Legend: Lines: hit not hit

          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             : 
      21             : #include "inputstream.hxx"
      22             : 
      23             : 
      24             : using namespace chelp;
      25             : using namespace com::sun::star;
      26             : using namespace com::sun::star::ucb;
      27             : 
      28             : 
      29             : 
      30           0 : XInputStream_impl::XInputStream_impl( const OUString& aUncPath )
      31             :     : m_bIsOpen( false ),
      32           0 :       m_aFile( aUncPath )
      33             : {
      34           0 :     m_bIsOpen = ( osl::FileBase::E_None == m_aFile.open( osl_File_OpenFlag_Read ) );
      35           0 : }
      36             : 
      37             : 
      38           0 : XInputStream_impl::~XInputStream_impl()
      39             : {
      40           0 :     closeInput();
      41           0 : }
      42             : 
      43             : 
      44           0 : bool SAL_CALL XInputStream_impl::CtorSuccess()
      45             : {
      46           0 :     return m_bIsOpen;
      47             : };
      48             : 
      49             : 
      50             : uno::Any SAL_CALL
      51           0 : XInputStream_impl::queryInterface(
      52             :     const uno::Type& rType )
      53             :     throw( uno::RuntimeException, std::exception)
      54             : {
      55             :     uno::Any aRet = cppu::queryInterface( rType,
      56             :                                           (static_cast< io::XInputStream* >(this)),
      57           0 :                                           (static_cast< io::XSeekable* >(this)) );
      58           0 :     return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
      59             : }
      60             : 
      61             : 
      62             : void SAL_CALL
      63           0 : XInputStream_impl::acquire(
      64             :     void )
      65             :     throw()
      66             : {
      67           0 :     OWeakObject::acquire();
      68           0 : }
      69             : 
      70             : 
      71             : void SAL_CALL
      72           0 : XInputStream_impl::release(
      73             :     void )
      74             :     throw()
      75             : {
      76           0 :     OWeakObject::release();
      77           0 : }
      78             : 
      79             : 
      80             : 
      81             : sal_Int32 SAL_CALL
      82           0 : XInputStream_impl::readBytes(
      83             :                  uno::Sequence< sal_Int8 >& aData,
      84             :                  sal_Int32 nBytesToRead )
      85             :     throw( io::NotConnectedException,
      86             :            io::BufferSizeExceededException,
      87             :            io::IOException,
      88             :            uno::RuntimeException, std::exception)
      89             : {
      90           0 :     if( ! m_bIsOpen )
      91           0 :         throw io::IOException();
      92             : 
      93           0 :     aData.realloc(nBytesToRead);
      94             :     //TODO! translate memory exhaustion (if it were detectable...) into
      95             :     // io::BufferSizeExceededException
      96             : 
      97             :     sal_uInt64 nrc;
      98           0 :     m_aFile.read( aData.getArray(),sal_uInt64(nBytesToRead),nrc );
      99             : 
     100             :     // Shrink aData in case we read less than nBytesToRead (XInputStream
     101             :     // documentation does not tell whether this is required, and I do not know
     102             :     // if any code relies on this, so be conservative---SB):
     103           0 :     if (nrc != sal::static_int_cast<sal_uInt64>( nBytesToRead) )
     104           0 :         aData.realloc(sal_Int32(nrc));
     105           0 :     return ( sal_Int32 ) nrc;
     106             : }
     107             : 
     108             : sal_Int32 SAL_CALL
     109           0 : XInputStream_impl::readSomeBytes(
     110             :     uno::Sequence< sal_Int8 >& aData,
     111             :     sal_Int32 nMaxBytesToRead )
     112             :     throw( io::NotConnectedException,
     113             :            io::BufferSizeExceededException,
     114             :            io::IOException,
     115             :            uno::RuntimeException, std::exception)
     116             : {
     117           0 :     return readBytes( aData,nMaxBytesToRead );
     118             : }
     119             : 
     120             : 
     121             : void SAL_CALL
     122           0 : XInputStream_impl::skipBytes(
     123             :     sal_Int32 nBytesToSkip )
     124             :     throw( io::NotConnectedException,
     125             :            io::BufferSizeExceededException,
     126             :            io::IOException,
     127             :            uno::RuntimeException, std::exception)
     128             : {
     129           0 :     if (m_aFile.setPos(osl_Pos_Current, sal_uInt64(nBytesToSkip)) != osl::FileBase::E_None)
     130             :     {
     131             :         throw io::IOException(OUString(
     132           0 :             "XInputStream_impl::skipBytes failed seek"), uno::Reference< uno::XInterface >());
     133             :     }
     134           0 : }
     135             : 
     136             : 
     137             : sal_Int32 SAL_CALL
     138           0 : XInputStream_impl::available(
     139             :     void )
     140             :     throw( io::NotConnectedException,
     141             :            io::IOException,
     142             :            uno::RuntimeException, std::exception)
     143             : {
     144           0 :     return 0;
     145             : }
     146             : 
     147             : 
     148             : void SAL_CALL
     149           0 : XInputStream_impl::closeInput(
     150             :     void )
     151             :     throw( io::NotConnectedException,
     152             :            io::IOException,
     153             :            uno::RuntimeException, std::exception )
     154             : {
     155           0 :     if( m_bIsOpen )
     156             :     {
     157           0 :         osl::FileBase::RC err = m_aFile.close();
     158           0 :         if( err != osl::FileBase::E_None )
     159           0 :             throw io::IOException();
     160           0 :         m_bIsOpen = false;
     161             :     }
     162           0 : }
     163             : 
     164             : 
     165             : void SAL_CALL
     166           0 : XInputStream_impl::seek(
     167             :     sal_Int64 location )
     168             :     throw( lang::IllegalArgumentException,
     169             :            io::IOException,
     170             :            uno::RuntimeException, std::exception )
     171             : {
     172           0 :     if( location < 0 )
     173           0 :         throw lang::IllegalArgumentException();
     174           0 :     if( osl::FileBase::E_None != m_aFile.setPos( osl_Pos_Absolut, sal_uInt64( location ) ) )
     175           0 :         throw io::IOException();
     176           0 : }
     177             : 
     178             : 
     179             : sal_Int64 SAL_CALL
     180           0 : XInputStream_impl::getPosition(
     181             :     void )
     182             :     throw( io::IOException,
     183             :            uno::RuntimeException, std::exception )
     184             : {
     185             :     sal_uInt64 uPos;
     186           0 :     if( osl::FileBase::E_None != m_aFile.getPos( uPos ) )
     187           0 :         throw io::IOException();
     188           0 :     return sal_Int64( uPos );
     189             : }
     190             : 
     191             : sal_Int64 SAL_CALL
     192           0 : XInputStream_impl::getLength(
     193             :     void )
     194             :     throw( io::IOException,
     195             :            uno::RuntimeException, std::exception )
     196             : {
     197             :     osl::FileBase::RC   err;
     198             :     sal_uInt64          uCurrentPos, uEndPos;
     199             : 
     200           0 :     err = m_aFile.getPos( uCurrentPos );
     201           0 :     if( err != osl::FileBase::E_None )
     202           0 :         throw io::IOException();
     203             : 
     204           0 :     err = m_aFile.setPos( osl_Pos_End, 0 );
     205           0 :     if( err != osl::FileBase::E_None )
     206           0 :         throw io::IOException();
     207             : 
     208           0 :     err = m_aFile.getPos( uEndPos );
     209           0 :     if( err != osl::FileBase::E_None )
     210           0 :         throw io::IOException();
     211             : 
     212           0 :     err = m_aFile.setPos( osl_Pos_Absolut, uCurrentPos );
     213           0 :     if( err != osl::FileBase::E_None )
     214           0 :         throw io::IOException();
     215             :     else
     216           0 :         return sal_Int64( uEndPos );
     217             : }
     218             : 
     219             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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