1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 29*cdf0e10cSrcweir #include "precompiled_svl.hxx" 30*cdf0e10cSrcweir 31*cdf0e10cSrcweir #include "oinputstreamcontainer.hxx" 32*cdf0e10cSrcweir #include <cppuhelper/typeprovider.hxx> 33*cdf0e10cSrcweir 34*cdf0e10cSrcweir using namespace ::com::sun::star; 35*cdf0e10cSrcweir 36*cdf0e10cSrcweir //----------------------------------------------- 37*cdf0e10cSrcweir OFSInputStreamContainer::OFSInputStreamContainer( const uno::Reference< io::XInputStream >& xStream ) 38*cdf0e10cSrcweir : m_xInputStream( xStream ) 39*cdf0e10cSrcweir , m_xSeekable( xStream, uno::UNO_QUERY ) 40*cdf0e10cSrcweir , m_bSeekable( sal_False ) 41*cdf0e10cSrcweir , m_bDisposed( sal_False ) 42*cdf0e10cSrcweir , m_pListenersContainer( NULL ) 43*cdf0e10cSrcweir { 44*cdf0e10cSrcweir m_bSeekable = m_xSeekable.is(); 45*cdf0e10cSrcweir } 46*cdf0e10cSrcweir 47*cdf0e10cSrcweir //----------------------------------------------- 48*cdf0e10cSrcweir OFSInputStreamContainer::~OFSInputStreamContainer() 49*cdf0e10cSrcweir { 50*cdf0e10cSrcweir if ( m_pListenersContainer ) 51*cdf0e10cSrcweir { 52*cdf0e10cSrcweir delete m_pListenersContainer; 53*cdf0e10cSrcweir m_pListenersContainer = NULL; 54*cdf0e10cSrcweir } 55*cdf0e10cSrcweir } 56*cdf0e10cSrcweir 57*cdf0e10cSrcweir //----------------------------------------------- 58*cdf0e10cSrcweir uno::Sequence< uno::Type > SAL_CALL OFSInputStreamContainer::getTypes() 59*cdf0e10cSrcweir throw ( uno::RuntimeException ) 60*cdf0e10cSrcweir { 61*cdf0e10cSrcweir static ::cppu::OTypeCollection* pTypeCollection = NULL ; 62*cdf0e10cSrcweir 63*cdf0e10cSrcweir if ( pTypeCollection == NULL ) 64*cdf0e10cSrcweir { 65*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ) ; 66*cdf0e10cSrcweir 67*cdf0e10cSrcweir if ( pTypeCollection == NULL ) 68*cdf0e10cSrcweir { 69*cdf0e10cSrcweir if ( m_bSeekable ) 70*cdf0e10cSrcweir { 71*cdf0e10cSrcweir static ::cppu::OTypeCollection aTypeCollection( 72*cdf0e10cSrcweir ::getCppuType(( const uno::Reference< io::XStream >* )NULL ), 73*cdf0e10cSrcweir ::getCppuType(( const uno::Reference< io::XInputStream >* )NULL ), 74*cdf0e10cSrcweir ::getCppuType(( const uno::Reference< io::XSeekable >* )NULL ) ); 75*cdf0e10cSrcweir 76*cdf0e10cSrcweir pTypeCollection = &aTypeCollection ; 77*cdf0e10cSrcweir } 78*cdf0e10cSrcweir else 79*cdf0e10cSrcweir { 80*cdf0e10cSrcweir static ::cppu::OTypeCollection aTypeCollection( 81*cdf0e10cSrcweir ::getCppuType(( const uno::Reference< io::XStream >* )NULL ), 82*cdf0e10cSrcweir ::getCppuType(( const uno::Reference< io::XInputStream >* )NULL ) ); 83*cdf0e10cSrcweir 84*cdf0e10cSrcweir pTypeCollection = &aTypeCollection ; 85*cdf0e10cSrcweir } 86*cdf0e10cSrcweir } 87*cdf0e10cSrcweir } 88*cdf0e10cSrcweir 89*cdf0e10cSrcweir return pTypeCollection->getTypes() ; 90*cdf0e10cSrcweir 91*cdf0e10cSrcweir } 92*cdf0e10cSrcweir 93*cdf0e10cSrcweir //----------------------------------------------- 94*cdf0e10cSrcweir uno::Any SAL_CALL OFSInputStreamContainer::queryInterface( const uno::Type& rType ) 95*cdf0e10cSrcweir throw( uno::RuntimeException ) 96*cdf0e10cSrcweir { 97*cdf0e10cSrcweir // Attention: 98*cdf0e10cSrcweir // Don't use mutex or guard in this method!!! Is a method of XInterface. 99*cdf0e10cSrcweir 100*cdf0e10cSrcweir uno::Any aReturn; 101*cdf0e10cSrcweir if ( m_bSeekable ) 102*cdf0e10cSrcweir aReturn = uno::Any( ::cppu::queryInterface( rType, 103*cdf0e10cSrcweir static_cast< io::XStream* >( this ), 104*cdf0e10cSrcweir static_cast< io::XInputStream* >( this ), 105*cdf0e10cSrcweir static_cast< io::XSeekable* >( this ) ) ); 106*cdf0e10cSrcweir else 107*cdf0e10cSrcweir aReturn = uno::Any( ::cppu::queryInterface( rType, 108*cdf0e10cSrcweir static_cast< io::XStream* >( this ), 109*cdf0e10cSrcweir static_cast< io::XInputStream* >( this ) ) ); 110*cdf0e10cSrcweir 111*cdf0e10cSrcweir if ( aReturn.hasValue() == sal_True ) 112*cdf0e10cSrcweir return aReturn ; 113*cdf0e10cSrcweir 114*cdf0e10cSrcweir return ::cppu::OWeakObject::queryInterface( rType ) ; 115*cdf0e10cSrcweir } 116*cdf0e10cSrcweir 117*cdf0e10cSrcweir //----------------------------------------------- 118*cdf0e10cSrcweir void SAL_CALL OFSInputStreamContainer::acquire() 119*cdf0e10cSrcweir throw() 120*cdf0e10cSrcweir { 121*cdf0e10cSrcweir ::cppu::OWeakObject::acquire(); 122*cdf0e10cSrcweir } 123*cdf0e10cSrcweir 124*cdf0e10cSrcweir //----------------------------------------------- 125*cdf0e10cSrcweir void SAL_CALL OFSInputStreamContainer::release() 126*cdf0e10cSrcweir throw() 127*cdf0e10cSrcweir { 128*cdf0e10cSrcweir ::cppu::OWeakObject::release(); 129*cdf0e10cSrcweir } 130*cdf0e10cSrcweir 131*cdf0e10cSrcweir //----------------------------------------------- 132*cdf0e10cSrcweir sal_Int32 SAL_CALL OFSInputStreamContainer::readBytes( uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead ) 133*cdf0e10cSrcweir throw ( io::NotConnectedException, 134*cdf0e10cSrcweir io::BufferSizeExceededException, 135*cdf0e10cSrcweir io::IOException, 136*cdf0e10cSrcweir uno::RuntimeException ) 137*cdf0e10cSrcweir { 138*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 139*cdf0e10cSrcweir 140*cdf0e10cSrcweir if ( m_bDisposed ) 141*cdf0e10cSrcweir throw lang::DisposedException(); 142*cdf0e10cSrcweir 143*cdf0e10cSrcweir if ( !m_xInputStream.is() ) 144*cdf0e10cSrcweir throw uno::RuntimeException(); 145*cdf0e10cSrcweir 146*cdf0e10cSrcweir return m_xInputStream->readBytes( aData, nBytesToRead ); 147*cdf0e10cSrcweir } 148*cdf0e10cSrcweir 149*cdf0e10cSrcweir //----------------------------------------------- 150*cdf0e10cSrcweir sal_Int32 SAL_CALL OFSInputStreamContainer::readSomeBytes( uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead ) 151*cdf0e10cSrcweir throw ( io::NotConnectedException, 152*cdf0e10cSrcweir io::BufferSizeExceededException, 153*cdf0e10cSrcweir io::IOException, 154*cdf0e10cSrcweir uno::RuntimeException ) 155*cdf0e10cSrcweir { 156*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 157*cdf0e10cSrcweir 158*cdf0e10cSrcweir if ( m_bDisposed ) 159*cdf0e10cSrcweir throw lang::DisposedException(); 160*cdf0e10cSrcweir 161*cdf0e10cSrcweir if ( !m_xInputStream.is() ) 162*cdf0e10cSrcweir throw uno::RuntimeException(); 163*cdf0e10cSrcweir 164*cdf0e10cSrcweir return m_xInputStream->readSomeBytes( aData, nMaxBytesToRead ); 165*cdf0e10cSrcweir } 166*cdf0e10cSrcweir 167*cdf0e10cSrcweir //----------------------------------------------- 168*cdf0e10cSrcweir void SAL_CALL OFSInputStreamContainer::skipBytes( sal_Int32 nBytesToSkip ) 169*cdf0e10cSrcweir throw ( io::NotConnectedException, 170*cdf0e10cSrcweir io::BufferSizeExceededException, 171*cdf0e10cSrcweir io::IOException, 172*cdf0e10cSrcweir uno::RuntimeException ) 173*cdf0e10cSrcweir { 174*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 175*cdf0e10cSrcweir 176*cdf0e10cSrcweir if ( m_bDisposed ) 177*cdf0e10cSrcweir throw lang::DisposedException(); 178*cdf0e10cSrcweir 179*cdf0e10cSrcweir if ( !m_xInputStream.is() ) 180*cdf0e10cSrcweir throw uno::RuntimeException(); 181*cdf0e10cSrcweir 182*cdf0e10cSrcweir m_xInputStream->skipBytes( nBytesToSkip ); 183*cdf0e10cSrcweir } 184*cdf0e10cSrcweir 185*cdf0e10cSrcweir //----------------------------------------------- 186*cdf0e10cSrcweir sal_Int32 SAL_CALL OFSInputStreamContainer::available( ) 187*cdf0e10cSrcweir throw ( io::NotConnectedException, 188*cdf0e10cSrcweir io::IOException, 189*cdf0e10cSrcweir uno::RuntimeException ) 190*cdf0e10cSrcweir { 191*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 192*cdf0e10cSrcweir 193*cdf0e10cSrcweir if ( m_bDisposed ) 194*cdf0e10cSrcweir throw lang::DisposedException(); 195*cdf0e10cSrcweir 196*cdf0e10cSrcweir if ( !m_xInputStream.is() ) 197*cdf0e10cSrcweir throw uno::RuntimeException(); 198*cdf0e10cSrcweir 199*cdf0e10cSrcweir return m_xInputStream->available(); 200*cdf0e10cSrcweir } 201*cdf0e10cSrcweir 202*cdf0e10cSrcweir //----------------------------------------------- 203*cdf0e10cSrcweir void SAL_CALL OFSInputStreamContainer::closeInput( ) 204*cdf0e10cSrcweir throw ( io::NotConnectedException, 205*cdf0e10cSrcweir io::IOException, 206*cdf0e10cSrcweir uno::RuntimeException ) 207*cdf0e10cSrcweir { 208*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 209*cdf0e10cSrcweir 210*cdf0e10cSrcweir if ( m_bDisposed ) 211*cdf0e10cSrcweir throw lang::DisposedException(); 212*cdf0e10cSrcweir 213*cdf0e10cSrcweir if ( !m_xInputStream.is() ) 214*cdf0e10cSrcweir throw uno::RuntimeException(); 215*cdf0e10cSrcweir 216*cdf0e10cSrcweir dispose(); 217*cdf0e10cSrcweir } 218*cdf0e10cSrcweir 219*cdf0e10cSrcweir //----------------------------------------------- 220*cdf0e10cSrcweir uno::Reference< io::XInputStream > SAL_CALL OFSInputStreamContainer::getInputStream() 221*cdf0e10cSrcweir throw ( uno::RuntimeException ) 222*cdf0e10cSrcweir { 223*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 224*cdf0e10cSrcweir 225*cdf0e10cSrcweir if ( m_bDisposed ) 226*cdf0e10cSrcweir throw lang::DisposedException(); 227*cdf0e10cSrcweir 228*cdf0e10cSrcweir if ( !m_xInputStream.is() ) 229*cdf0e10cSrcweir return uno::Reference< io::XInputStream >(); 230*cdf0e10cSrcweir 231*cdf0e10cSrcweir return uno::Reference< io::XInputStream >( static_cast< io::XInputStream* >( this ), uno::UNO_QUERY ); 232*cdf0e10cSrcweir } 233*cdf0e10cSrcweir 234*cdf0e10cSrcweir //----------------------------------------------- 235*cdf0e10cSrcweir uno::Reference< io::XOutputStream > SAL_CALL OFSInputStreamContainer::getOutputStream() 236*cdf0e10cSrcweir throw ( uno::RuntimeException ) 237*cdf0e10cSrcweir { 238*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 239*cdf0e10cSrcweir 240*cdf0e10cSrcweir if ( m_bDisposed ) 241*cdf0e10cSrcweir throw lang::DisposedException(); 242*cdf0e10cSrcweir 243*cdf0e10cSrcweir return uno::Reference< io::XOutputStream >(); 244*cdf0e10cSrcweir } 245*cdf0e10cSrcweir 246*cdf0e10cSrcweir //----------------------------------------------- 247*cdf0e10cSrcweir void SAL_CALL OFSInputStreamContainer::seek( sal_Int64 location ) 248*cdf0e10cSrcweir throw ( lang::IllegalArgumentException, 249*cdf0e10cSrcweir io::IOException, 250*cdf0e10cSrcweir uno::RuntimeException ) 251*cdf0e10cSrcweir { 252*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 253*cdf0e10cSrcweir 254*cdf0e10cSrcweir if ( m_bDisposed ) 255*cdf0e10cSrcweir throw lang::DisposedException(); 256*cdf0e10cSrcweir 257*cdf0e10cSrcweir if ( !m_xSeekable.is() ) 258*cdf0e10cSrcweir throw uno::RuntimeException(); 259*cdf0e10cSrcweir 260*cdf0e10cSrcweir m_xSeekable->seek( location ); 261*cdf0e10cSrcweir } 262*cdf0e10cSrcweir 263*cdf0e10cSrcweir //----------------------------------------------- 264*cdf0e10cSrcweir sal_Int64 SAL_CALL OFSInputStreamContainer::getPosition() 265*cdf0e10cSrcweir throw ( io::IOException, 266*cdf0e10cSrcweir uno::RuntimeException) 267*cdf0e10cSrcweir { 268*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 269*cdf0e10cSrcweir 270*cdf0e10cSrcweir if ( m_bDisposed ) 271*cdf0e10cSrcweir throw lang::DisposedException(); 272*cdf0e10cSrcweir 273*cdf0e10cSrcweir if ( !m_xSeekable.is() ) 274*cdf0e10cSrcweir throw uno::RuntimeException(); 275*cdf0e10cSrcweir 276*cdf0e10cSrcweir return m_xSeekable->getPosition(); 277*cdf0e10cSrcweir } 278*cdf0e10cSrcweir 279*cdf0e10cSrcweir //----------------------------------------------- 280*cdf0e10cSrcweir sal_Int64 SAL_CALL OFSInputStreamContainer::getLength() 281*cdf0e10cSrcweir throw ( io::IOException, 282*cdf0e10cSrcweir uno::RuntimeException ) 283*cdf0e10cSrcweir { 284*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 285*cdf0e10cSrcweir 286*cdf0e10cSrcweir if ( m_bDisposed ) 287*cdf0e10cSrcweir throw lang::DisposedException(); 288*cdf0e10cSrcweir 289*cdf0e10cSrcweir if ( !m_xSeekable.is() ) 290*cdf0e10cSrcweir throw uno::RuntimeException(); 291*cdf0e10cSrcweir 292*cdf0e10cSrcweir return m_xSeekable->getLength(); 293*cdf0e10cSrcweir } 294*cdf0e10cSrcweir 295*cdf0e10cSrcweir //----------------------------------------------- 296*cdf0e10cSrcweir void SAL_CALL OFSInputStreamContainer::dispose( ) 297*cdf0e10cSrcweir throw ( uno::RuntimeException ) 298*cdf0e10cSrcweir { 299*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 300*cdf0e10cSrcweir 301*cdf0e10cSrcweir if ( m_bDisposed ) 302*cdf0e10cSrcweir throw lang::DisposedException(); 303*cdf0e10cSrcweir 304*cdf0e10cSrcweir if ( !m_xInputStream.is() ) 305*cdf0e10cSrcweir throw uno::RuntimeException(); 306*cdf0e10cSrcweir 307*cdf0e10cSrcweir m_xInputStream->closeInput(); 308*cdf0e10cSrcweir 309*cdf0e10cSrcweir if ( m_pListenersContainer ) 310*cdf0e10cSrcweir { 311*cdf0e10cSrcweir lang::EventObject aSource( static_cast< ::cppu::OWeakObject*>( this ) ); 312*cdf0e10cSrcweir m_pListenersContainer->disposeAndClear( aSource ); 313*cdf0e10cSrcweir } 314*cdf0e10cSrcweir 315*cdf0e10cSrcweir m_bDisposed = sal_True; 316*cdf0e10cSrcweir } 317*cdf0e10cSrcweir 318*cdf0e10cSrcweir //----------------------------------------------- 319*cdf0e10cSrcweir void SAL_CALL OFSInputStreamContainer::addEventListener( const uno::Reference< lang::XEventListener >& xListener ) 320*cdf0e10cSrcweir throw ( uno::RuntimeException ) 321*cdf0e10cSrcweir { 322*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 323*cdf0e10cSrcweir 324*cdf0e10cSrcweir if ( m_bDisposed ) 325*cdf0e10cSrcweir throw lang::DisposedException(); 326*cdf0e10cSrcweir 327*cdf0e10cSrcweir if ( !m_pListenersContainer ) 328*cdf0e10cSrcweir m_pListenersContainer = new ::cppu::OInterfaceContainerHelper( m_aMutex ); 329*cdf0e10cSrcweir 330*cdf0e10cSrcweir m_pListenersContainer->addInterface( xListener ); 331*cdf0e10cSrcweir } 332*cdf0e10cSrcweir 333*cdf0e10cSrcweir //----------------------------------------------- 334*cdf0e10cSrcweir void SAL_CALL OFSInputStreamContainer::removeEventListener( const uno::Reference< lang::XEventListener >& xListener ) 335*cdf0e10cSrcweir throw ( uno::RuntimeException ) 336*cdf0e10cSrcweir { 337*cdf0e10cSrcweir ::osl::MutexGuard aGuard( m_aMutex ); 338*cdf0e10cSrcweir 339*cdf0e10cSrcweir if ( m_bDisposed ) 340*cdf0e10cSrcweir throw lang::DisposedException(); 341*cdf0e10cSrcweir 342*cdf0e10cSrcweir if ( m_pListenersContainer ) 343*cdf0e10cSrcweir m_pListenersContainer->removeInterface( xListener ); 344*cdf0e10cSrcweir } 345*cdf0e10cSrcweir 346*cdf0e10cSrcweir 347*cdf0e10cSrcweir 348