685 lines
21 KiB
C++
685 lines
21 KiB
C++
/*************************************************************************
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*
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* $RCSfile: saxdemo.cxx,v $
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*
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* $Revision: 1.6 $
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*
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* last change: $Author: rt $ $Date: 2003-04-23 16:53:42 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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//------------------------------------------------------
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// testcomponent - Loads a service and its testcomponent from dlls performs a test.
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// Expands the dll-names depending on the actual environment.
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// Example : testcomponent stardiv.uno.io.Pipe stm
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//
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// Therefor the testcode must exist in teststm and the testservice must be named test.stardiv.uno.io.Pipe
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//
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#include <stdio.h>
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#include <vector>
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#include <com/sun/star/registry/XImplementationRegistration.hpp>
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#include <com/sun/star/lang/XComponent.hpp>
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#include <com/sun/star/xml/sax/SAXParseException.hpp>
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#include <com/sun/star/xml/sax/XParser.hpp>
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#include <com/sun/star/xml/sax/XExtendedDocumentHandler.hpp>
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#include <com/sun/star/io/XOutputStream.hpp>
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#include <com/sun/star/io/XActiveDataSource.hpp>
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#include <cppuhelper/servicefactory.hxx>
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#include <cppuhelper/implbase1.hxx>
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#include <cppuhelper/implbase3.hxx>
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#include <vos/dynload.hxx>
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#include <vos/diagnose.hxx>
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using namespace ::rtl;
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using namespace ::std;
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using namespace ::cppu;
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::registry;
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using namespace ::com::sun::star::xml::sax;
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using namespace ::com::sun::star::io;
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/************
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* Sequence of bytes -> InputStream
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************/
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class OInputStream : public WeakImplHelper1 < XInputStream >
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{
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public:
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OInputStream( const Sequence< sal_Int8 >&seq ) :
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m_seq( seq ),
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nPos( 0 )
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{}
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public:
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virtual sal_Int32 SAL_CALL readBytes( Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead )
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throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
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{
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nBytesToRead = (nBytesToRead > m_seq.getLength() - nPos ) ?
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m_seq.getLength() - nPos :
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nBytesToRead;
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aData = Sequence< sal_Int8 > ( &(m_seq.getConstArray()[nPos]) , nBytesToRead );
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nPos += nBytesToRead;
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return nBytesToRead;
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}
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virtual sal_Int32 SAL_CALL readSomeBytes(
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::com::sun::star::uno::Sequence< sal_Int8 >& aData,
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sal_Int32 nMaxBytesToRead )
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throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
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{
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return readBytes( aData, nMaxBytesToRead );
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}
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virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip )
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throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException)
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{
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// not implemented
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}
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virtual sal_Int32 SAL_CALL available( )
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throw(NotConnectedException, IOException, RuntimeException)
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{
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return m_seq.getLength() - nPos;
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}
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virtual void SAL_CALL closeInput( )
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throw(NotConnectedException, IOException, RuntimeException)
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{
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// not needed
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}
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sal_Int32 nPos;
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Sequence< sal_Int8> m_seq;
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};
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//-------------------------------
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// Helper : create an input stream from a file
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//------------------------------
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Reference< XInputStream > createStreamFromFile(
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const char *pcFile )
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{
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FILE *f = fopen( pcFile , "rb" );
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Reference< XInputStream > r;
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if( f ) {
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fseek( f , 0 , SEEK_END );
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int nLength = ftell( f );
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fseek( f , 0 , SEEK_SET );
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Sequence<sal_Int8> seqIn(nLength);
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fread( seqIn.getArray() , nLength , 1 , f );
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r = Reference< XInputStream > ( new OInputStream( seqIn ) );
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fclose( f );
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}
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return r;
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}
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//-----------------------------------------
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// The document handler, which is needed for the saxparser
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// The Documenthandler for reading sax
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//-----------------------------------------
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class TestDocumentHandler :
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public WeakImplHelper3< XExtendedDocumentHandler , XEntityResolver , XErrorHandler >
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{
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public:
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TestDocumentHandler( )
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{
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}
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public: // Error handler
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virtual void SAL_CALL error(const Any& aSAXParseException) throw (SAXException, RuntimeException)
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{
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printf( "Error !\n" );
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throw SAXException(
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OUString( RTL_CONSTASCII_USTRINGPARAM("error from error handler")) ,
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Reference < XInterface >() ,
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aSAXParseException );
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}
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virtual void SAL_CALL fatalError(const Any& aSAXParseException) throw (SAXException, RuntimeException)
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{
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printf( "Fatal Error !\n" );
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}
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virtual void SAL_CALL warning(const Any& aSAXParseException) throw (SAXException, RuntimeException)
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{
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printf( "Warning !\n" );
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}
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public: // ExtendedDocumentHandler
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virtual void SAL_CALL startDocument(void) throw (SAXException, RuntimeException)
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{
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m_iElementCount = 0;
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m_iAttributeCount = 0;
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m_iWhitespaceCount =0;
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m_iCharCount=0;
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printf( "document started\n" );
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}
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virtual void SAL_CALL endDocument(void) throw (SAXException, RuntimeException)
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{
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printf( "document finished\n" );
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printf( "(ElementCount %d),(AttributeCount %d),(WhitespaceCount %d),(CharCount %d)\n",
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m_iElementCount, m_iAttributeCount, m_iWhitespaceCount , m_iCharCount );
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}
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virtual void SAL_CALL startElement(const OUString& aName,
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const Reference< XAttributeList > & xAttribs)
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throw (SAXException,RuntimeException)
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{
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m_iElementCount ++;
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m_iAttributeCount += xAttribs->getLength();
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}
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virtual void SAL_CALL endElement(const OUString& aName) throw (SAXException,RuntimeException)
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{
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// ignored
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}
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virtual void SAL_CALL characters(const OUString& aChars) throw (SAXException,RuntimeException)
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{
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m_iCharCount += aChars.getLength();
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}
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virtual void SAL_CALL ignorableWhitespace(const OUString& aWhitespaces) throw (SAXException,RuntimeException)
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{
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m_iWhitespaceCount += aWhitespaces.getLength();
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}
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virtual void SAL_CALL processingInstruction(const OUString& aTarget, const OUString& aData) throw (SAXException,RuntimeException)
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{
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// ignored
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}
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virtual void SAL_CALL setDocumentLocator(const Reference< XLocator> & xLocator)
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throw (SAXException,RuntimeException)
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{
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// ignored
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}
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virtual InputSource SAL_CALL resolveEntity(
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const OUString& sPublicId,
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const OUString& sSystemId)
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throw (SAXException,RuntimeException)
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{
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InputSource source;
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source.sSystemId = sSystemId;
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source.sPublicId = sPublicId;
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source.aInputStream = createStreamFromFile(
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OUStringToOString( sSystemId , RTL_TEXTENCODING_ASCII_US) );
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return source;
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}
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virtual void SAL_CALL startCDATA(void) throw (SAXException,RuntimeException)
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{
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}
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virtual void SAL_CALL endCDATA(void) throw (SAXException,RuntimeException)
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{
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}
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virtual void SAL_CALL comment(const OUString& sComment) throw (SAXException,RuntimeException)
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{
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}
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virtual void SAL_CALL unknown(const OUString& sString) throw (SAXException,RuntimeException)
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{
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}
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virtual void SAL_CALL allowLineBreak( void) throw (SAXException, RuntimeException )
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{
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}
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public:
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int m_iElementCount;
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int m_iAttributeCount;
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int m_iWhitespaceCount;
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int m_iCharCount;
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};
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//--------------------------------------
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// helper implementation for writing
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// implements an XAttributeList
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//-------------------------------------
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struct AttributeListImpl_impl;
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class AttributeListImpl : public WeakImplHelper1< XAttributeList >
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{
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public:
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AttributeListImpl();
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AttributeListImpl( const AttributeListImpl & );
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~AttributeListImpl();
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public:
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virtual sal_Int16 SAL_CALL getLength(void) throw (RuntimeException);
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virtual OUString SAL_CALL getNameByIndex(sal_Int16 i) throw (RuntimeException);
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virtual OUString SAL_CALL getTypeByIndex(sal_Int16 i) throw (RuntimeException);
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virtual OUString SAL_CALL getTypeByName(const OUString& aName) throw (RuntimeException);
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virtual OUString SAL_CALL getValueByIndex(sal_Int16 i) throw (RuntimeException);
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virtual OUString SAL_CALL getValueByName(const OUString& aName) throw (RuntimeException);
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public:
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void addAttribute( const OUString &sName ,
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const OUString &sType ,
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const OUString &sValue );
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void clear();
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private:
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struct AttributeListImpl_impl *m_pImpl;
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};
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struct TagAttribute
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{
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TagAttribute(){}
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TagAttribute( const OUString &sName,
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const OUString &sType ,
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const OUString &sValue )
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{
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this->sName = sName;
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this->sType = sType;
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this->sValue = sValue;
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}
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OUString sName;
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OUString sType;
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OUString sValue;
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};
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struct AttributeListImpl_impl
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{
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AttributeListImpl_impl()
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{
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// performance improvement during adding
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vecAttribute.reserve(20);
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}
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vector<struct TagAttribute> vecAttribute;
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};
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sal_Int16 AttributeListImpl::getLength(void) throw (RuntimeException)
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{
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return m_pImpl->vecAttribute.size();
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}
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AttributeListImpl::AttributeListImpl( const AttributeListImpl &r )
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{
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m_pImpl = new AttributeListImpl_impl;
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*m_pImpl = *(r.m_pImpl);
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}
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OUString AttributeListImpl::getNameByIndex(sal_Int16 i) throw (RuntimeException)
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{
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if( i < m_pImpl->vecAttribute.size() ) {
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return m_pImpl->vecAttribute[i].sName;
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}
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return OUString();
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}
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OUString AttributeListImpl::getTypeByIndex(sal_Int16 i) throw (RuntimeException)
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{
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if( i < m_pImpl->vecAttribute.size() ) {
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return m_pImpl->vecAttribute[i].sType;
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}
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return OUString();
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}
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OUString AttributeListImpl::getValueByIndex(sal_Int16 i) throw (RuntimeException)
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{
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if( i < m_pImpl->vecAttribute.size() ) {
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return m_pImpl->vecAttribute[i].sValue;
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}
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return OUString();
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}
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OUString AttributeListImpl::getTypeByName( const OUString& sName ) throw (RuntimeException)
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{
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vector<struct TagAttribute>::iterator ii = m_pImpl->vecAttribute.begin();
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for( ; ii != m_pImpl->vecAttribute.end() ; ii ++ ) {
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if( (*ii).sName == sName ) {
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return (*ii).sType;
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}
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}
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return OUString();
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}
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OUString AttributeListImpl::getValueByName(const OUString& sName) throw (RuntimeException)
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{
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vector<struct TagAttribute>::iterator ii = m_pImpl->vecAttribute.begin();
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for( ; ii != m_pImpl->vecAttribute.end() ; ii ++ ) {
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if( (*ii).sName == sName ) {
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return (*ii).sValue;
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}
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}
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return OUString();
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}
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AttributeListImpl::AttributeListImpl()
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{
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m_pImpl = new AttributeListImpl_impl;
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}
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AttributeListImpl::~AttributeListImpl()
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{
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delete m_pImpl;
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}
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void AttributeListImpl::addAttribute( const OUString &sName ,
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const OUString &sType ,
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const OUString &sValue )
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{
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m_pImpl->vecAttribute.push_back( TagAttribute( sName , sType , sValue ) );
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}
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void AttributeListImpl::clear()
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{
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m_pImpl->vecAttribute.clear();
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}
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//--------------------------------------
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// helper function for writing
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// ensures that linebreaks are inserted
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// when writing a long text.
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// Note: this implementation may be a bit slow,
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// but it shows, how the SAX-Writer handles the allowLineBreak calls.
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//--------------------------------------
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void writeParagraphHelper(
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const Reference< XExtendedDocumentHandler > &r ,
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const OUString & s)
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{
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int nMax = s.getLength();
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int nStart = 0;
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Sequence<sal_uInt16> seq( s.getLength() );
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memcpy( seq.getArray() , s.getStr() , s.getLength() * sizeof( sal_uInt16 ) );
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for( int n = 1 ; n < nMax ; n++ ){
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if( 32 == seq.getArray()[n] ) {
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r->allowLineBreak();
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r->characters( s.copy( nStart , n - nStart ) );
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nStart = n;
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}
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}
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r->allowLineBreak();
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r->characters( s.copy( nStart , n - nStart ) );
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}
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//---------------------------------
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// helper implementation for SAX-Writer
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// writes data to a file
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//--------------------------------
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class OFileWriter :
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public WeakImplHelper1< XOutputStream >
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{
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public:
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OFileWriter( char *pcFile ) { strncpy( m_pcFile , pcFile, 256 - 1 ); m_f = 0; }
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public:
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virtual void SAL_CALL writeBytes(const Sequence< sal_Int8 >& aData)
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throw (NotConnectedException, BufferSizeExceededException, RuntimeException);
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virtual void SAL_CALL flush(void)
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throw (NotConnectedException, BufferSizeExceededException, RuntimeException);
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virtual void SAL_CALL closeOutput(void)
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throw (NotConnectedException, BufferSizeExceededException, RuntimeException);
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private:
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char m_pcFile[256];
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FILE *m_f;
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};
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|
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void OFileWriter::writeBytes(const Sequence< sal_Int8 >& aData)
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throw (NotConnectedException, BufferSizeExceededException, RuntimeException)
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{
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if( ! m_f ) {
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m_f = fopen( m_pcFile , "w" );
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}
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fwrite( aData.getConstArray() , 1 , aData.getLength() , m_f );
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}
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void OFileWriter::flush(void)
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throw (NotConnectedException, BufferSizeExceededException, RuntimeException)
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{
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fflush( m_f );
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}
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void OFileWriter::closeOutput(void)
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throw (NotConnectedException, BufferSizeExceededException, RuntimeException)
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{
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fclose( m_f );
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m_f = 0;
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}
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// Needed to switch on solaris threads
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#ifdef SOLARIS
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extern "C" void ChangeGlobalInit();
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#endif
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int main (int argc, char **argv)
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{
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if( argc < 3) {
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printf( "usage : saxdemo inputfile outputfile\n" );
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exit( 0 );
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}
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#ifdef SOLARIS
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// switch on threads in solaris
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ChangeGlobalInit();
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#endif
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// create service manager
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Reference< XMultiServiceFactory > xSMgr = createRegistryServiceFactory(
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OUString( RTL_CONSTASCII_USTRINGPARAM( "applicat.rdb" )) );
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Reference < XImplementationRegistration > xReg;
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try
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{
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// Create registration service
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Reference < XInterface > x = xSMgr->createInstance(
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OUString::createFromAscii( "com.sun.star.registry.ImplementationRegistration" ) );
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xReg = Reference< XImplementationRegistration > ( x , UNO_QUERY );
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}
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catch( Exception & ) {
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printf( "Couldn't create ImplementationRegistration service\n" );
|
|
exit(1);
|
|
}
|
|
|
|
OString sTestName;
|
|
try
|
|
{
|
|
// Load dll for the tested component
|
|
OUString aDllName =
|
|
OUString::createFromAscii( "sax.uno" SAL_DLLEXTENSION );
|
|
xReg->registerImplementation(
|
|
OUString::createFromAscii( "com.sun.star.loader.SharedLibrary" ),
|
|
aDllName,
|
|
Reference< XSimpleRegistry > () );
|
|
}
|
|
catch( Exception &e ) {
|
|
printf( "Couldn't reach sax dll\n" );
|
|
printf( "%s\n" , OUStringToOString( e.Message , RTL_TEXTENCODING_ASCII_US ).getStr() );
|
|
|
|
exit(1);
|
|
}
|
|
|
|
|
|
//--------------------------------
|
|
// parser demo
|
|
// read xml from a file and count elements
|
|
//--------------------------------
|
|
Reference< XInterface > x = xSMgr->createInstance(
|
|
OUString::createFromAscii( "com.sun.star.xml.sax.Parser" ) );
|
|
if( x.is() )
|
|
{
|
|
Reference< XParser > rParser( x , UNO_QUERY );
|
|
|
|
// create and connect the document handler to the parser
|
|
TestDocumentHandler *pDocHandler = new TestDocumentHandler( );
|
|
|
|
Reference < XDocumentHandler > rDocHandler( (XDocumentHandler *) pDocHandler );
|
|
Reference< XEntityResolver > rEntityResolver( (XEntityResolver *) pDocHandler );
|
|
|
|
rParser->setDocumentHandler( rDocHandler );
|
|
rParser->setEntityResolver( rEntityResolver );
|
|
|
|
// create the input stream
|
|
InputSource source;
|
|
source.aInputStream = createStreamFromFile( argv[1] );
|
|
source.sSystemId = OUString::createFromAscii( argv[1] );
|
|
|
|
try
|
|
{
|
|
// start parsing
|
|
rParser->parseStream( source );
|
|
}
|
|
|
|
catch( Exception & e )
|
|
{
|
|
OString o1 = OUStringToOString(e.Message, RTL_TEXTENCODING_UTF8 );
|
|
printf( "Exception during parsing : %s\n" , o1.getStr() );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
printf( "couln't create sax-parser component\n" );
|
|
}
|
|
|
|
|
|
//----------------------
|
|
// The SAX-Writer demo
|
|
//----------------------
|
|
x= xSMgr->createInstance( OUString::createFromAscii( "com.sun.star.xml.sax.Writer" ) );
|
|
if( x.is() )
|
|
{
|
|
printf( "start writing to %s\n" , argv[2] );
|
|
|
|
OFileWriter *pw = new OFileWriter( argv[2] );
|
|
Reference< XActiveDataSource > source( x , UNO_QUERY );
|
|
source->setOutputStream( Reference< XOutputStream> ( (XOutputStream*) pw ) );
|
|
|
|
AttributeListImpl *pList = new AttributeListImpl;
|
|
Reference< XAttributeList > rList( (XAttributeList *) pList );
|
|
|
|
Reference< XExtendedDocumentHandler > r( x , UNO_QUERY );
|
|
r->startDocument();
|
|
|
|
pList->addAttribute( OUString( RTL_CONSTASCII_USTRINGPARAM("Arg1" )),
|
|
OUString( RTL_CONSTASCII_USTRINGPARAM("CDATA")) ,
|
|
OUString( RTL_CONSTASCII_USTRINGPARAM("foo\n u")) );
|
|
pList->addAttribute( OUString( RTL_CONSTASCII_USTRINGPARAM("Arg2")) ,
|
|
OUString( RTL_CONSTASCII_USTRINGPARAM("CDATA")) ,
|
|
OUString( RTL_CONSTASCII_USTRINGPARAM("foo2")) );
|
|
|
|
r->startElement( OUString( RTL_CONSTASCII_USTRINGPARAM("tag1")) , rList );
|
|
// tells the writer to insert a linefeed
|
|
r->ignorableWhitespace( OUString() );
|
|
|
|
r->characters( OUString( RTL_CONSTASCII_USTRINGPARAM("huhu")) );
|
|
r->ignorableWhitespace( OUString() );
|
|
|
|
r->startElement( OUString( RTL_CONSTASCII_USTRINGPARAM("hi")) , rList );
|
|
r->ignorableWhitespace( OUString() );
|
|
|
|
// the enpassant must be converted & -> &
|
|
r->characters( OUString( RTL_CONSTASCII_USTRINGPARAM("ü")) );
|
|
r->ignorableWhitespace( OUString() );
|
|
|
|
// '>' must not be converted
|
|
r->startCDATA();
|
|
r->characters( OUString( RTL_CONSTASCII_USTRINGPARAM(" > foo < ")) );
|
|
r->endCDATA();
|
|
r->ignorableWhitespace( OUString() );
|
|
|
|
OUString testParagraph = OUString( RTL_CONSTASCII_USTRINGPARAM(
|
|
"This is only a test to check, if the writer inserts line feeds "
|
|
"if needed or if the writer puts the whole text into one line." ));
|
|
writeParagraphHelper( r , testParagraph );
|
|
|
|
r->ignorableWhitespace( OUString() );
|
|
r->comment( OUString( RTL_CONSTASCII_USTRINGPARAM("This is a comment !")) );
|
|
r->ignorableWhitespace( OUString() );
|
|
|
|
r->startElement( OUString( RTL_CONSTASCII_USTRINGPARAM("emptytagtest")) , rList );
|
|
r->endElement( OUString( RTL_CONSTASCII_USTRINGPARAM("emptytagtest")) );
|
|
r->ignorableWhitespace( OUString() );
|
|
|
|
r->endElement( OUString( RTL_CONSTASCII_USTRINGPARAM("hi")) );
|
|
r->ignorableWhitespace( OUString() );
|
|
|
|
r->endElement( OUString( RTL_CONSTASCII_USTRINGPARAM("tag1")) );
|
|
r->endDocument();
|
|
|
|
printf( "finished writing\n" );
|
|
}
|
|
else
|
|
{
|
|
printf( "couln't create sax-writer component\n" );
|
|
}
|
|
}
|