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authorJens-Heiner Rechtien <hr@openoffice.org>2000-09-18 16:07:07 +0000
committerJens-Heiner Rechtien <hr@openoffice.org>2000-09-18 16:07:07 +0000
commit8ab086b6cc054501bfbf7ef6fa509c393691e860 (patch)
tree324d51845d7f1a2f4e02a14db22fb5947137c822 /unotools/source/streaming/streamhelper.cxx
parent411e68cc54ae97eebd79ae3a9cb2971b74cb2a9e (diff)
initial import
Diffstat (limited to 'unotools/source/streaming/streamhelper.cxx')
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diff --git a/unotools/source/streaming/streamhelper.cxx b/unotools/source/streaming/streamhelper.cxx
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+/*************************************************************************
+ *
+ * $RCSfile: streamhelper.cxx,v $
+ *
+ * $Revision: 1.1.1.1 $
+ *
+ * last change: $Author: hr $ $Date: 2000-09-18 17:03:55 $
+ *
+ * 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): _______________________________________
+ *
+ *
+ ************************************************************************/
+#include <unotools/streamhelper.hxx>
+#ifndef _TOOLS_DEBUG_HXX
+#include <tools/debug.hxx>
+#endif
+
+namespace utl
+{
+
+//------------------------------------------------------------------------------
+void SAL_CALL OInputStreamHelper::acquire() throw (staruno::RuntimeException)
+{
+ InputStreamHelper_Base::acquire();
+}
+
+//------------------------------------------------------------------------------
+void SAL_CALL OInputStreamHelper::release() throw (staruno::RuntimeException)
+{
+ InputStreamHelper_Base::release();
+}
+
+//------------------------------------------------------------------------------
+sal_Int32 SAL_CALL OInputStreamHelper::readBytes(staruno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead)
+ throw(stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException)
+{
+ if (!m_xLockBytes.Is())
+ throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
+
+ if (nBytesToRead < 0)
+ throw stario::BufferSizeExceededException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
+
+ ::osl::MutexGuard aGuard( m_aMutex );
+ aData.realloc(nBytesToRead);
+
+ sal_uInt32 nRead;
+ ErrCode nError = m_xLockBytes->ReadAt(m_nActPos, (void*)aData.getArray(), nBytesToRead, &nRead);
+ m_nActPos += nRead;
+
+ if (nError != ERRCODE_NONE)
+ throw stario::IOException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
+
+ // adjust sequence if data read is lower than the desired data
+ if (nRead < (sal_uInt32)nBytesToRead)
+ aData.realloc( nRead );
+
+ return nRead;
+}
+
+void SAL_CALL OInputStreamHelper::seek( sal_Int64 location ) throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException)
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ m_nActPos = location;
+}
+
+sal_Int64 SAL_CALL OInputStreamHelper::getPosition( ) throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException)
+{
+ return m_nActPos;
+}
+
+sal_Int64 SAL_CALL OInputStreamHelper::getLength( ) throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException)
+{
+ if (!m_xLockBytes.Is())
+ return 0;
+
+ ::osl::MutexGuard aGuard( m_aMutex );
+ SvLockBytesStat aStat;
+ m_xLockBytes->Stat( &aStat, SVSTATFLAG_DEFAULT );
+ m_nActPos = aStat.nSize;
+ return m_nActPos;
+}
+
+//------------------------------------------------------------------------------
+sal_Int32 SAL_CALL OInputStreamHelper::readSomeBytes(staruno::Sequence< sal_Int8 >& aData,
+ sal_Int32 nMaxBytesToRead)
+ throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException)
+{
+ // read all data desired
+ return readBytes(aData, nMaxBytesToRead);
+}
+
+//------------------------------------------------------------------------------
+void SAL_CALL OInputStreamHelper::skipBytes(sal_Int32 nBytesToSkip)
+ throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException)
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ if (!m_xLockBytes.Is())
+ throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
+
+ if (nBytesToSkip < 0)
+ throw stario::BufferSizeExceededException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
+
+ m_nActPos += nBytesToSkip;
+}
+
+//------------------------------------------------------------------------------
+sal_Int32 SAL_CALL OInputStreamHelper::available()
+ throw (stario::NotConnectedException, stario::IOException, staruno::RuntimeException)
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ if (!m_xLockBytes.Is())
+ throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
+
+ return m_nAvailable;
+}
+
+//------------------------------------------------------------------------------
+void SAL_CALL OInputStreamHelper::closeInput()
+ throw (stario::NotConnectedException, stario::IOException, staruno::RuntimeException)
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ if (!m_xLockBytes.Is())
+ throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
+
+ m_xLockBytes = NULL;
+}
+
+/*************************************************************************/
+//------------------------------------------------------------------------------
+void SAL_CALL OOutputStreamHelper::acquire() throw (staruno::RuntimeException)
+{
+ OutputStreamHelper_Base::acquire();
+}
+
+//------------------------------------------------------------------------------
+void SAL_CALL OOutputStreamHelper::release() throw (staruno::RuntimeException)
+{
+ OutputStreamHelper_Base::release();
+}
+// stario::XOutputStream
+//------------------------------------------------------------------------------
+void SAL_CALL OOutputStreamHelper::writeBytes(const staruno::Sequence< sal_Int8 >& aData)
+ throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException)
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ if (!m_xLockBytes.Is())
+ throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
+
+ ULONG nWritten;
+ ErrCode nError = m_xLockBytes->WriteAt( m_nActPos, aData.getConstArray(), aData.getLength(), &nWritten );
+ m_nActPos += nWritten;
+
+ if (nError != ERRCODE_NONE ||
+ nWritten != aData.getLength())
+ {
+ throw stario::IOException(::rtl::OUString(),static_cast<staruno::XWeak*>(this));
+ }
+}
+
+//------------------------------------------------------------------
+void SAL_CALL OOutputStreamHelper::flush()
+ throw (stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException)
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ if (!m_xLockBytes.Is())
+ throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
+
+ ErrCode nError = m_xLockBytes->Flush();
+ if (nError != ERRCODE_NONE)
+ throw stario::IOException(::rtl::OUString(),static_cast<staruno::XWeak*>(this));
+}
+
+//------------------------------------------------------------------
+void SAL_CALL OOutputStreamHelper::closeOutput( )
+ throw(stario::NotConnectedException, stario::BufferSizeExceededException, stario::IOException, staruno::RuntimeException)
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ if (!m_xLockBytes.Is())
+ throw stario::NotConnectedException(::rtl::OUString(), static_cast<staruno::XWeak*>(this));
+
+ m_xLockBytes = NULL;
+}
+
+} // namespace utl
+
+