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authorJens-Heiner Rechtien <hr@openoffice.org>2004-02-03 17:02:34 +0000
committerJens-Heiner Rechtien <hr@openoffice.org>2004-02-03 17:02:34 +0000
commit96c4513d6fdba4735b5b8b4c39083d4abd3a0028 (patch)
tree856175bd03b8c09b811dda0ac5565c6902cf0559 /package
parent59b303fc73ae599ca81cf3fa23ee884e38d0de0a (diff)
INTEGRATION: CWS readstorage (1.1.2); FILE ADDED
2004/01/06 14:29:00 mav 1.1.2.1: #114521# instead of staream return wrappers that share mutex and remember own position
Diffstat (limited to 'package')
-rw-r--r--package/source/zippackage/wrapstreamforshare.cxx213
1 files changed, 213 insertions, 0 deletions
diff --git a/package/source/zippackage/wrapstreamforshare.cxx b/package/source/zippackage/wrapstreamforshare.cxx
new file mode 100644
index 000000000000..e7ea0bb670ae
--- /dev/null
+++ b/package/source/zippackage/wrapstreamforshare.cxx
@@ -0,0 +1,213 @@
+/*************************************************************************
+ *
+ * $RCSfile: wrapstreamforshare.cxx,v $
+ *
+ * $Revision: 1.2 $
+ *
+ * last change: $Author: hr $ $Date: 2004-02-03 18:02:34 $
+ *
+ * The Contents of this file are made available subject to the terms of
+ * either of the following licenses
+ *
+ * - GNU Lesser General Public License Version 2.1
+ * - Sun Industry Standards Source License Version 1.1
+ *
+ * Sun Microsystems Inc., October, 2000
+ *
+ * GNU Lesser General Public License Version 2.1
+ * =============================================
+ * Copyright 2000 by Sun Microsystems, Inc.
+ * 901 San Antonio Road, Palo Alto, CA 94303, USA
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software Foundation.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ *
+ * Sun Industry Standards Source License Version 1.1
+ * =================================================
+ * The contents of this file are subject to the Sun Industry Standards
+ * Source License Version 1.1 (the "License"); You may not use this file
+ * except in compliance with the License. You may obtain a copy of the
+ * License at http://www.openoffice.org/license.html.
+ *
+ * Software provided under this License is provided on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
+ * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
+ * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
+ * See the License for the specific provisions governing your rights and
+ * obligations concerning the Software.
+ *
+ * The Initial Developer of the Original Code is: Sun Microsystems, Inc.
+ *
+ * Copyright: 2000 by Sun Microsystems, Inc.
+ *
+ * All Rights Reserved.
+ *
+ * Contributor(s): _______________________________________
+ *
+ *
+ ************************************************************************/
+
+#ifndef _OSL_DIAGNOSE_H_
+#include <osl/diagnose.h>
+#endif
+
+#include "wrapstreamforshare.hxx"
+
+using namespace ::com::sun::star;
+
+
+WrapStreamForShare::WrapStreamForShare( const uno::Reference< io::XInputStream >& xInStream,
+ const SotMutexHolderRef& rMutexRef )
+: m_xInStream( xInStream )
+, m_rMutexRef( rMutexRef )
+, m_nCurPos( 0 )
+{
+ m_xSeekable = uno::Reference< io::XSeekable >( m_xInStream, uno::UNO_QUERY );
+ if ( !m_rMutexRef.Is() || !m_xInStream.is() || !m_xSeekable.is() )
+ {
+ OSL_ENSURE( sal_False, "Wrong initialization of wrapping stream!\n" );
+ throw uno::RuntimeException();
+ }
+}
+
+WrapStreamForShare::~WrapStreamForShare()
+{
+}
+
+// XInputStream
+sal_Int32 SAL_CALL WrapStreamForShare::readBytes( uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead )
+ throw ( io::NotConnectedException,
+ io::BufferSizeExceededException,
+ io::IOException,
+ uno::RuntimeException )
+{
+ ::osl::MutexGuard aGuard( m_rMutexRef->GetMutex() );
+
+ if ( !m_xInStream.is() )
+ throw io::IOException(); // TODO
+
+ m_xSeekable->seek( m_nCurPos );
+
+ sal_Int32 nRead = m_xInStream->readBytes( aData, nBytesToRead );
+ m_nCurPos += nRead;
+
+ return nRead;
+}
+
+sal_Int32 SAL_CALL WrapStreamForShare::readSomeBytes( uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead )
+ throw ( io::NotConnectedException,
+ io::BufferSizeExceededException,
+ io::IOException,
+ uno::RuntimeException )
+{
+ ::osl::MutexGuard aGuard( m_rMutexRef->GetMutex() );
+
+ if ( !m_xInStream.is() )
+ throw io::IOException(); // TODO
+
+ m_xSeekable->seek( m_nCurPos );
+
+ sal_Int32 nRead = m_xInStream->readSomeBytes( aData, nMaxBytesToRead );
+ m_nCurPos += nRead;
+
+ return nRead;
+}
+
+void SAL_CALL WrapStreamForShare::skipBytes( sal_Int32 nBytesToSkip )
+ throw ( io::NotConnectedException,
+ io::BufferSizeExceededException,
+ io::IOException,
+ uno::RuntimeException )
+{
+ ::osl::MutexGuard aGuard( m_rMutexRef->GetMutex() );
+
+ if ( !m_xInStream.is() )
+ throw io::IOException(); // TODO
+
+ m_xSeekable->seek( m_nCurPos );
+
+ m_xInStream->skipBytes( nBytesToSkip );
+ m_nCurPos = m_xSeekable->getPosition();
+}
+
+sal_Int32 SAL_CALL WrapStreamForShare::available()
+ throw ( io::NotConnectedException,
+ io::IOException,
+ uno::RuntimeException )
+{
+ ::osl::MutexGuard aGuard( m_rMutexRef->GetMutex() );
+
+ if ( !m_xInStream.is() )
+ throw io::IOException(); // TODO
+
+ return m_xInStream->available();
+}
+
+void SAL_CALL WrapStreamForShare::closeInput()
+ throw ( io::NotConnectedException,
+ io::IOException,
+ uno::RuntimeException )
+{
+ ::osl::MutexGuard aGuard( m_rMutexRef->GetMutex() );
+
+ if ( !m_xInStream.is() )
+ throw io::IOException(); // TODO
+
+ m_xInStream->closeInput();
+ m_xInStream = uno::Reference< io::XInputStream >();
+ m_xSeekable = uno::Reference< io::XSeekable >();
+}
+
+// XSeekable
+void SAL_CALL WrapStreamForShare::seek( sal_Int64 location )
+ throw ( lang::IllegalArgumentException,
+ io::IOException,
+ uno::RuntimeException )
+{
+ ::osl::MutexGuard aGuard( m_rMutexRef->GetMutex() );
+
+ if ( !m_xInStream.is() )
+ throw io::IOException(); // TODO
+
+ // let stream implementation do all the checking
+ m_xSeekable->seek( location );
+
+ m_nCurPos = m_xSeekable->getPosition();
+}
+
+sal_Int64 SAL_CALL WrapStreamForShare::getPosition()
+ throw ( io::IOException,
+ uno::RuntimeException)
+{
+ ::osl::MutexGuard aGuard( m_rMutexRef->GetMutex() );
+
+ if ( !m_xInStream.is() )
+ throw io::IOException(); // TODO
+
+ return m_nCurPos;
+}
+
+sal_Int64 SAL_CALL WrapStreamForShare::getLength()
+ throw ( io::IOException,
+ uno::RuntimeException )
+{
+ ::osl::MutexGuard aGuard( m_rMutexRef->GetMutex() );
+
+ if ( !m_xInStream.is() )
+ throw io::IOException(); // TODO
+
+ return m_xSeekable->getLength();
+}
+