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Diffstat (limited to 'sax/test/saxdemo.cxx')
| -rw-r--r-- | sax/test/saxdemo.cxx | 626 |
1 files changed, 626 insertions, 0 deletions
diff --git a/sax/test/saxdemo.cxx b/sax/test/saxdemo.cxx new file mode 100644 index 000000000..7139d60ef --- /dev/null +++ b/sax/test/saxdemo.cxx @@ -0,0 +1,626 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 . + */ + + +// testcomponent - Loads a service and its testcomponent from dlls performs a test. +// Expands the dll-names depending on the actual environment. +// Example : testcomponent com.sun.star.io.Pipe stm + +// Therefore the testcode must exist in teststm and the testservice must be named test.com.sun.star.uno.io.Pipe + + +#include <stdio.h> +#include <vector> +#include <cstring> + +#include <com/sun/star/registry/XImplementationRegistration.hpp> +#include <com/sun/star/lang/XComponent.hpp> + +#include <com/sun/star/xml/sax/SAXParseException.hpp> +#include <com/sun/star/xml/sax/XParser.hpp> +#include <com/sun/star/xml/sax/XExtendedDocumentHandler.hpp> + +#include <com/sun/star/io/XOutputStream.hpp> +#include <com/sun/star/io/XActiveDataSource.hpp> + +#include <cppuhelper/servicefactory.hxx> +#include <cppuhelper/implbase.hxx> + + +using namespace ::std; +using namespace ::cppu; +using namespace ::com::sun::star::uno; +using namespace ::com::sun::star::lang; +using namespace ::com::sun::star::registry; +using namespace ::com::sun::star::xml::sax; +using namespace ::com::sun::star::io; + + +/************ + * Sequence of bytes -> InputStream + ************/ +class OInputStream : public WeakImplHelper < XInputStream > +{ +public: + explicit OInputStream( const Sequence< sal_Int8 >&seq ) : + m_seq( seq ), + nPos( 0 ) + {} + +public: + virtual sal_Int32 SAL_CALL readBytes( Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead ) + throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException) + { + nBytesToRead = (nBytesToRead > m_seq.getLength() - nPos ) ? + m_seq.getLength() - nPos : + nBytesToRead; + aData = Sequence< sal_Int8 > ( &(m_seq.getConstArray()[nPos]) , nBytesToRead ); + nPos += nBytesToRead; + return nBytesToRead; + } + virtual sal_Int32 SAL_CALL readSomeBytes( + css::uno::Sequence< sal_Int8 >& aData, + sal_Int32 nMaxBytesToRead ) + throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException) + { + return readBytes( aData, nMaxBytesToRead ); + } + virtual void SAL_CALL skipBytes( sal_Int32 /* nBytesToSkip */ ) + throw(NotConnectedException, BufferSizeExceededException, IOException, RuntimeException) + { + // not implemented + } + virtual sal_Int32 SAL_CALL available( ) + throw(NotConnectedException, IOException, RuntimeException) + { + return m_seq.getLength() - nPos; + } + virtual void SAL_CALL closeInput( ) + throw(NotConnectedException, IOException, RuntimeException) + { + // not needed + } + Sequence< sal_Int8> m_seq; + sal_Int32 nPos; +}; + + +// Helper : create an input stream from a file + +Reference< XInputStream > createStreamFromFile( + const char *pcFile ) +{ + FILE *f = fopen( pcFile , "rb" ); + Reference< XInputStream > r; + + if( f ) { + fseek( f , 0 , SEEK_END ); + int nLength = ftell( f ); + fseek( f , 0 , SEEK_SET ); + + Sequence<sal_Int8> seqIn(nLength); + fread( seqIn.getArray() , nLength , 1 , f ); + + r.set( new OInputStream( seqIn ) ); + fclose( f ); + } + return r; +} + + +// The document handler, which is needed for the saxparser +// The Documenthandler for reading sax + +class TestDocumentHandler : + public WeakImplHelper< XExtendedDocumentHandler , XEntityResolver , XErrorHandler > +{ +public: + TestDocumentHandler( ) + { + } + +public: // Error handler + virtual void SAL_CALL error(const Any& aSAXParseException) throw (SAXException, RuntimeException) + { + printf( "Error !\n" ); + throw SAXException( + OUString( "error from error handler") , + Reference < XInterface >() , + aSAXParseException ); + } + virtual void SAL_CALL fatalError(const Any& /* aSAXParseException */) throw (SAXException, RuntimeException) + { + printf( "Fatal Error !\n" ); + } + virtual void SAL_CALL warning(const Any& /* aSAXParseException */) throw (SAXException, RuntimeException) + { + printf( "Warning !\n" ); + } + + +public: // ExtendedDocumentHandler + + virtual void SAL_CALL startDocument() throw (SAXException, RuntimeException) + { + m_iElementCount = 0; + m_iAttributeCount = 0; + m_iWhitespaceCount =0; + m_iCharCount=0; + printf( "document started\n" ); + } + virtual void SAL_CALL endDocument() throw (SAXException, RuntimeException) + { + printf( "document finished\n" ); + printf( "(ElementCount %d),(AttributeCount %d),(WhitespaceCount %d),(CharCount %d)\n", + m_iElementCount, m_iAttributeCount, m_iWhitespaceCount , m_iCharCount ); + + } + virtual void SAL_CALL startElement(const OUString& /* aName */, + const Reference< XAttributeList > & xAttribs) + throw (SAXException,RuntimeException) + { + m_iElementCount ++; + m_iAttributeCount += xAttribs->getLength(); + } + + virtual void SAL_CALL endElement(const OUString& /* aName */) throw (SAXException,RuntimeException) + { + // ignored + } + + virtual void SAL_CALL characters(const OUString& aChars) throw (SAXException,RuntimeException) + { + m_iCharCount += aChars.getLength(); + } + virtual void SAL_CALL ignorableWhitespace(const OUString& aWhitespaces) throw (SAXException,RuntimeException) + { + m_iWhitespaceCount += aWhitespaces.getLength(); + } + + virtual void SAL_CALL processingInstruction(const OUString& /* aTarget */, const OUString& /* aData */) throw (SAXException,RuntimeException) + { + // ignored + } + + virtual void SAL_CALL setDocumentLocator(const Reference< XLocator> & /* xLocator */) + throw (SAXException,RuntimeException) + { + // ignored + } + + virtual InputSource SAL_CALL resolveEntity( + const OUString& sPublicId, + const OUString& sSystemId) + throw (RuntimeException) + { + InputSource source; + source.sSystemId = sSystemId; + source.sPublicId = sPublicId; + + source.aInputStream = createStreamFromFile( + OUStringToOString( sSystemId, RTL_TEXTENCODING_ASCII_US).getStr() ); + + return source; + } + + virtual void SAL_CALL startCDATA() throw (SAXException,RuntimeException) + { + } + virtual void SAL_CALL endCDATA() throw (SAXException,RuntimeException) + { + } + virtual void SAL_CALL comment(const OUString& /* sComment */) throw (SAXException,RuntimeException) + { + } + virtual void SAL_CALL unknown(const OUString& /* sString */) throw (SAXException,RuntimeException) + { + } + + virtual void SAL_CALL allowLineBreak() throw (SAXException, RuntimeException ) + { + + } + +public: + int m_iElementCount; + int m_iAttributeCount; + int m_iWhitespaceCount; + int m_iCharCount; +}; + + +// helper implementation for writing +// implements an XAttributeList + +struct AttributeListImpl_impl; +class AttributeListImpl : public WeakImplHelper< XAttributeList > +{ +public: + AttributeListImpl(); + AttributeListImpl( const AttributeListImpl & ); + ~AttributeListImpl(); + +public: + virtual sal_Int16 SAL_CALL getLength() throw (RuntimeException); + virtual OUString SAL_CALL getNameByIndex(sal_Int16 i) throw (RuntimeException); + virtual OUString SAL_CALL getTypeByIndex(sal_Int16 i) throw (RuntimeException); + virtual OUString SAL_CALL getTypeByName(const OUString& aName) throw (RuntimeException); + virtual OUString SAL_CALL getValueByIndex(sal_Int16 i) throw (RuntimeException); + virtual OUString SAL_CALL getValueByName(const OUString& aName) throw (RuntimeException); + +public: + void addAttribute( const OUString &sName , + const OUString &sType , + const OUString &sValue ); + void clear(); + +private: + struct AttributeListImpl_impl *m_pImpl; +}; + + +struct TagAttribute +{ + TagAttribute(){} + TagAttribute( const OUString &s_Name, + const OUString &s_Type , + const OUString &s_Value ) + : sName(s_Name), + sType(s_Type), + sValue(s_Value) + { + } + + OUString sName; + OUString sType; + OUString sValue; +}; + +struct AttributeListImpl_impl +{ + AttributeListImpl_impl() + { + // performance improvement during adding + vecAttribute.reserve(20); + } + vector<struct TagAttribute> vecAttribute; +}; + + +sal_Int16 AttributeListImpl::getLength() throw (RuntimeException) +{ + return (sal_Int16) m_pImpl->vecAttribute.size(); +} + + +AttributeListImpl::AttributeListImpl( const AttributeListImpl &r ) +{ + m_pImpl = new AttributeListImpl_impl; + *m_pImpl = *(r.m_pImpl); +} + +OUString AttributeListImpl::getNameByIndex(sal_Int16 i) throw (RuntimeException) +{ + if( i < sal::static_int_cast<sal_Int16>(m_pImpl->vecAttribute.size()) ) { + return m_pImpl->vecAttribute[i].sName; + } + return OUString(); +} + + +OUString AttributeListImpl::getTypeByIndex(sal_Int16 i) throw (RuntimeException) +{ + if( i < sal::static_int_cast<sal_Int16>(m_pImpl->vecAttribute.size()) ) { + return m_pImpl->vecAttribute[i].sType; + } + return OUString(); +} + +OUString AttributeListImpl::getValueByIndex(sal_Int16 i) throw (RuntimeException) +{ + if( i < sal::static_int_cast<sal_Int16>(m_pImpl->vecAttribute.size()) ) { + return m_pImpl->vecAttribute[i].sValue; + } + return OUString(); + +} + +OUString AttributeListImpl::getTypeByName( const OUString& sName ) throw (RuntimeException) +{ + auto ii = std::find_if(m_pImpl->vecAttribute.begin(), m_pImpl->vecAttribute.end(), + [&sName](const struct TagAttribute& rAttr) { return rAttr.sName == sName; }); + if (ii != m_pImpl->vecAttribute.end()) + return (*ii).sType; + return OUString(); +} + +OUString AttributeListImpl::getValueByName(const OUString& sName) throw (RuntimeException) +{ + auto ii = std::find_if(m_pImpl->vecAttribute.begin(), m_pImpl->vecAttribute.end(), + [&sName](const struct TagAttribute& rAttr) { return rAttr.sName == sName; }); + if (ii != m_pImpl->vecAttribute.end()) + return (*ii).sValue; + return OUString(); +} + + +AttributeListImpl::AttributeListImpl() +{ + m_pImpl = new AttributeListImpl_impl; +} + + +AttributeListImpl::~AttributeListImpl() +{ + delete m_pImpl; +} + + +void AttributeListImpl::addAttribute( const OUString &sName , + const OUString &sType , + const OUString &sValue ) +{ + m_pImpl->vecAttribute.push_back( TagAttribute( sName , sType , sValue ) ); +} + +void AttributeListImpl::clear() +{ + m_pImpl->vecAttribute.clear(); +} + + +// helper function for writing +// ensures that linebreaks are inserted +// when writing a long text. +// Note: this implementation may be a bit slow, +// but it shows, how the SAX-Writer handles the allowLineBreak calls. + +void writeParagraphHelper( + const Reference< XExtendedDocumentHandler > &r , + const OUString & s) +{ + int nMax = s.getLength(); + int nStart = 0; + int n = 1; + + Sequence<sal_uInt16> seq( s.getLength() ); + memcpy( seq.getArray() , s.getStr() , s.getLength() * sizeof( sal_uInt16 ) ); + + for( n = 1 ; n < nMax ; n++ ){ + if( 32 == seq.getArray()[n] ) { + r->allowLineBreak(); + r->characters( s.copy( nStart , n - nStart ) ); + nStart = n; + } + } + r->allowLineBreak(); + r->characters( s.copy( nStart , n - nStart ) ); +} + + +// helper implementation for SAX-Writer +// writes data to a file + +class OFileWriter : + public WeakImplHelper< XOutputStream > +{ +public: + explicit OFileWriter( char *pcFile ) { strncpy( m_pcFile , pcFile, 256 - 1 ); m_f = 0; } + + +public: + virtual void SAL_CALL writeBytes(const Sequence< sal_Int8 >& aData) + throw (NotConnectedException, BufferSizeExceededException, RuntimeException); + virtual void SAL_CALL flush() + throw (NotConnectedException, BufferSizeExceededException, RuntimeException); + virtual void SAL_CALL closeOutput() + throw (NotConnectedException, BufferSizeExceededException, RuntimeException); +private: + char m_pcFile[256]; + FILE *m_f; +}; + + +void OFileWriter::writeBytes(const Sequence< sal_Int8 >& aData) + throw (NotConnectedException, BufferSizeExceededException, RuntimeException) +{ + if( ! m_f ) { + m_f = fopen( m_pcFile , "w" ); + } + + fwrite( aData.getConstArray() , 1 , aData.getLength() , m_f ); +} + + +void OFileWriter::flush() + throw (NotConnectedException, BufferSizeExceededException, RuntimeException) +{ + fflush( m_f ); +} + +void OFileWriter::closeOutput() + throw (NotConnectedException, BufferSizeExceededException, RuntimeException) +{ + fclose( m_f ); + m_f = 0; +} + + +// Needed to switch on solaris threads +#ifdef __sun +extern "C" void ChangeGlobalInit(); +#endif +int main (int argc, char **argv) +{ + + if( argc < 3) { + printf( "usage : saxdemo inputfile outputfile\n" ); + exit( 0 ); + } +#ifdef __sun + // switch on threads in solaris + ChangeGlobalInit(); +#endif + + // create service manager + Reference< XMultiServiceFactory > xSMgr = createRegistryServiceFactory( + OUString( "applicat.rdb" ) ); + + Reference < XImplementationRegistration > xReg; + try + { + // Create registration service + Reference < XInterface > x = xSMgr->createInstance( "com.sun.star.registry.ImplementationRegistration" ); + xReg.set( x , UNO_QUERY ); + } + catch( Exception & ) { + printf( "Couldn't create ImplementationRegistration service\n" ); + exit(1); + } + + OString sTestName; + try + { + // Load dll for the tested component + OUString aDllName( "sax.uno" SAL_DLLEXTENSION ); + xReg->registerImplementation( + OUString("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( "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( "couldn't create sax-parser component\n" ); + } + + + // The SAX-Writer demo + + x= xSMgr->createInstance("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( "Arg1" ), + OUString( "CDATA") , + OUString( "foo\n u") ); + pList->addAttribute( OUString( "Arg2") , + OUString( "CDATA") , + OUString( "foo2") ); + + r->startElement( OUString( "tag1") , rList ); + // tells the writer to insert a linefeed + r->ignorableWhitespace( OUString() ); + + r->characters( OUString( "huhu") ); + r->ignorableWhitespace( OUString() ); + + r->startElement( OUString( "hi") , rList ); + r->ignorableWhitespace( OUString() ); + + // the enpassant must be converted & -> & + r->characters( OUString( "ü") ); + r->ignorableWhitespace( OUString() ); + + // '>' must not be converted + r->startCDATA(); + r->characters( OUString( " > foo < ") ); + r->endCDATA(); + r->ignorableWhitespace( OUString() ); + + OUString testParagraph = OUString( + "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( "This is a comment !") ); + r->ignorableWhitespace( OUString() ); + + r->startElement( OUString( "emptytagtest") , rList ); + r->endElement( OUString( "emptytagtest") ); + r->ignorableWhitespace( OUString() ); + + r->endElement( OUString( "hi") ); + r->ignorableWhitespace( OUString() ); + + r->endElement( OUString( "tag1") ); + r->endDocument(); + + printf( "finished writing\n" ); + } + else + { + printf( "couldn't create sax-writer component\n" ); + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |