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loongoffice/configmgr/source/xml/layerparser.cxx
Rüdiger Timm a0b378c4d5 INTEGRATION: CWS configapi01 (1.9.26); FILE MERGED
2003/04/15 10:25:37 jb 1.9.26.1: #i11893# backend\updatedata.cxx
2003-04-17 12:34:42 +00:00

390 lines
12 KiB
C++

/*************************************************************************
*
* $RCSfile: layerparser.cxx,v $
*
* $Revision: 1.10 $
*
* last change: $Author: rt $ $Date: 2003-04-17 13:34:42 $
*
* 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: 2002 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#include "layerparser.hxx"
// -----------------------------------------------------------------------------
#ifndef CONFIGMGR_WRAPEXCEPTION_HXX
#include "wrapexception.hxx"
#endif
#define WRAP_PARSE_EXCEPTIONS() \
PASS_EXCEPTION(sax::SAXException) \
PASS_EXCEPTION(uno::RuntimeException) \
WRAP_CONFIGDATA_EXCEPTIONS( raiseParseException ) \
WRAP_OTHER_EXCEPTIONS( raiseParseException )
#define WRAP_PARSE_EXCEPTIONS_MSG( msg ) \
PASS_EXCEPTION(sax::SAXException) \
PASS_EXCEPTION(uno::RuntimeException) \
WRAP_CONFIGDATA_EXCEPTIONS1( raiseParseException, msg ) \
WRAP_OTHER_EXCEPTIONS1( raiseParseException, msg )
// -----------------------------------------------------------------------------
namespace configmgr
{
// -----------------------------------------------------------------------------
namespace xml
{
// -----------------------------------------------------------------------------
namespace uno = ::com::sun::star::uno;
namespace sax = ::com::sun::star::xml::sax;
// -----------------------------------------------------------------------------
LayerParser::LayerParser(ServiceFactory const & _xSvcFactory, uno::Reference< backenduno::XLayerHandler > const & _xHandler)
: BasicParser(_xSvcFactory)
, m_xHandler(_xHandler)
, m_bRemoved(false)
, m_bNewProp(false)
{
if (!m_xHandler.is())
{
OUString sMessage(RTL_CONSTASCII_USTRINGPARAM("Cannot create LayerParser: Unexpected NULL Handler"));
throw uno::RuntimeException(sMessage, NULL);
}
}
// -----------------------------------------------------------------------------
LayerParser::~LayerParser()
{
}
// -----------------------------------------------------------------------------
void SAL_CALL LayerParser::startDocument( )
throw (sax::SAXException, uno::RuntimeException)
{
BasicParser::startDocument();
try
{
OSL_ENSURE(isEmptyNode(), "BasicParser does not mark new document as empty");
m_xHandler->startLayer();
m_bRemoved = false;
m_bNewProp = false;
}
WRAP_PARSE_EXCEPTIONS_MSG("LayerParser - Starting layer")
}
// -----------------------------------------------------------------------------
void SAL_CALL LayerParser::endDocument( ) throw (sax::SAXException, uno::RuntimeException)
{
if (isEmptyNode()) OSL_TRACE("Configuration Parser: XML layer document ended without any data");
BasicParser::endDocument();
try
{
m_xHandler->endLayer();
}
WRAP_PARSE_EXCEPTIONS_MSG("LayerParser - Ending layer")
}
// -----------------------------------------------------------------------------
void SAL_CALL LayerParser::startElement( const OUString& aName, const uno::Reference< sax::XAttributeList >& xAttribs )
throw (sax::SAXException, uno::RuntimeException)
{
if ( this->isSkipping() )
{
this->startSkipping( aName, xAttribs );
return;
}
ElementInfo aInfo = getDataParser().parseElementInfo(aName,xAttribs);
try
{
switch (aInfo.type)
{
case ElementType::group: case ElementType::set:
OSL_ENSURE( false, "Layer XML parser - Unexpected: found group/set element (should be 'node')\n");
// fall thru
case ElementType::layer:
case ElementType::node:
this->startNode(aInfo,xAttribs);
OSL_ASSERT( this->isInNode() && !this->isInProperty() );
break;
case ElementType::property:
this->startProperty(aInfo,xAttribs);
OSL_ASSERT( this->isInUnhandledProperty() );
break;
case ElementType::value:
this->startValueData(xAttribs);
OSL_ASSERT( this->isInValueData() );
break;
default: // skip unknown elements
OSL_ENSURE( aInfo.type >= ElementType::other, "Layer XML parser - Unexpected: found schema element in layer data\n");
OSL_ENSURE( aInfo.type < ElementType::other, "Layer XML parser - Warning: ignoring unknown element tag\n");
this->startSkipping( aName, xAttribs );
return;
}
}
WRAP_PARSE_EXCEPTIONS_MSG("LayerParser - Starting Element")
}
// -----------------------------------------------------------------------------
void SAL_CALL LayerParser::endElement( const OUString& aName )
throw (sax::SAXException, uno::RuntimeException)
{
if ( this->wasSkipping(aName) )
return;
try
{
if ( this->isInValueData())
this->endValueData();
else if (this->isInProperty())
this->endProperty();
else if (this->isInNode())
this->endNode();
else {
this->raiseParseException("Layer parser: Invalid XML: endElement without matching startElement");
}
}
WRAP_PARSE_EXCEPTIONS_MSG("LayerParser - Ending Element")
}
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
void LayerParser::startNode( ElementInfo const & aInfo, const uno::Reference< sax::XAttributeList >& xAttribs )
{
this->checkNotRemoved();
BasicParser::startNode(aInfo,xAttribs);
switch (aInfo.op)
{
case Operation::none:
case Operation::modify:
m_xHandler->overrideNode(aInfo.name,aInfo.flags,false);
break;
case Operation::clear:
m_xHandler->overrideNode(aInfo.name,aInfo.flags,true);
break;
case Operation::replace:
{
backenduno::TemplateIdentifier aTemplate;
if (getDataParser().getInstanceType(xAttribs,aTemplate.Name,aTemplate.Component))
m_xHandler->addOrReplaceNodeFromTemplate(aInfo.name,aTemplate,aInfo.flags);
else
m_xHandler->addOrReplaceNode(aInfo.name,aInfo.flags);
}
break;
case Operation::remove:
m_xHandler->dropNode(aInfo.name);
m_bRemoved = true;
break;
default: OSL_ASSERT(false);
case Operation::unknown:
this->raiseParseException("Layer parser: Invalid Data: unknown operation");
}
}
// -----------------------------------------------------------------------------
void LayerParser::endNode()
{
if (!this->isInRemoved())
m_xHandler->endNode();
else
m_bRemoved = false;
BasicParser::endNode();
}
// -----------------------------------------------------------------------------
void LayerParser::startProperty( ElementInfo const & aInfo, const uno::Reference< sax::XAttributeList >& xAttribs )
{
this->checkNotRemoved();
BasicParser::startProperty(aInfo,xAttribs);
switch (aInfo.op)
{
case Operation::none:
case Operation::modify:
m_xHandler->overrideProperty(aInfo.name,aInfo.flags,getActivePropertyType(),false);
OSL_ASSERT(!m_bNewProp);
break;
case Operation::clear:
m_xHandler->overrideProperty(aInfo.name,aInfo.flags,getActivePropertyType(),true);
OSL_ASSERT(!m_bNewProp);
break;
case Operation::replace:
// defer to later
m_bNewProp = true;
break;
case Operation::remove:
this->raiseParseException("Layer parser: Invalid Data: operation 'remove' is not permitted for properties");
default: OSL_ASSERT(false);
case Operation::unknown:
this->raiseParseException("Layer parser: Invalid Data: unknown operation");
}
OSL_POSTCOND(this->isInUnhandledProperty(),"Error: Property not reckognized as unhandled");
}
// -----------------------------------------------------------------------------
void LayerParser::addOrReplaceCurrentProperty(const uno::Any& aValue)
{
const ElementInfo& currentInfo = getActiveNodeInfo() ;
OSL_ASSERT(currentInfo.op == Operation::replace) ;
if (aValue.hasValue())
{
m_xHandler->addPropertyWithValue(currentInfo.name,
currentInfo.flags, aValue) ;
}
else
{
m_xHandler->addProperty(currentInfo.name, currentInfo.flags,
getActivePropertyType()) ;
}
}
// -----------------------------------------------------------------------------
void LayerParser::endProperty()
{
OSL_ASSERT(!this->isInRemoved());
if (m_bNewProp)
{
OSL_ASSERT(getActiveNodeInfo().op == Operation::replace);
if (this->isInUnhandledProperty())
{
// No value tag is treated as NULL
addOrReplaceCurrentProperty( uno::Any() ) ;
}
m_bNewProp = false;
}
else
{
OSL_ASSERT(getActiveNodeInfo().op != Operation::replace);
m_xHandler->endProperty();
}
BasicParser::endProperty();
}
// -----------------------------------------------------------------------------
void LayerParser::startValueData(const uno::Reference< sax::XAttributeList >& xAttribs)
{
this->checkNotRemoved();
BasicParser::startValueData(xAttribs);
}
// -----------------------------------------------------------------------------
void LayerParser::endValueData()
{
uno::Any aValue = this->getCurrentValue();
if (m_bNewProp)
{
OSL_ENSURE(!isValueDataLocalized(),"Layer parser: Invalid Data: 'lang' ignored for newly added property.");
addOrReplaceCurrentProperty(aValue) ;
}
else if (this->isValueDataLocalized())
{
OUString aLocale = this->getValueDataLocale();
m_xHandler->setPropertyValueForLocale(aValue,aLocale);
}
else
{
m_xHandler->setPropertyValue(aValue);
}
BasicParser::endValueData();
OSL_POSTCOND(!this->isInUnhandledProperty(),"Error: Property not reckognized as unhandled");
}
// -----------------------------------------------------------------------------
void LayerParser::checkNotRemoved()
{
if (m_bRemoved)
raiseParseException("Layer parser: Invalid Data: Data inside removed node.");
}
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
} // namespace
// -----------------------------------------------------------------------------
} // namespace