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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: elementparser.hxx,v $
*
* $Revision: 1.5 $
*
* last change: $Author: rt $ $Date: 2005-09-08 04:39:26 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 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
*
************************************************************************/
#ifndef CONFIGMGR_XML_ELEMENTPARSER_HXX
#define CONFIGMGR_XML_ELEMENTPARSER_HXX
#ifndef CONFIGMGR_XML_ELEMENTINFO_HXX
#include "elementinfo.hxx"
#endif
#ifndef CONFIGMGR_LOGGER_HXX
#include "logger.hxx"
#endif
#ifndef _COM_SUN_STAR_XML_SAX_XATTRIBUTELIST_HPP_
#include <com/sun/star/xml/sax/XAttributeList.hpp>
#endif
namespace configmgr
{
// -----------------------------------------------------------------------------
namespace xml
{
// -----------------------------------------------------------------------------
namespace uno = ::com::sun::star::uno;
namespace sax = ::com::sun::star::xml::sax;
using rtl::OUString;
// -----------------------------------------------------------------------------
class ElementParser
{
Logger mLogger;
public:
typedef uno::Reference< sax::XAttributeList > SaxAttributeList;
class BadValueType
{
OUString mMessage;
public:
BadValueType(OUString const & aMessage) : mMessage(aMessage) {}
OUString message() const { return mMessage.getStr(); }
};
public:
explicit
ElementParser(Logger const & xLogger)
: mLogger(xLogger)
{}
Logger const & logger() const { return mLogger; }
/// reset the parser for a new document
void reset()
{}
/// retrieve the (almost) complete information for an element
ElementInfo parseElementInfo(OUString const& _sTag, SaxAttributeList const& _xAttribs) const;
/// retrieve the node name for an element
ElementType::Enum getNodeType(OUString const& _sTag, SaxAttributeList const& xAttribs) const;
/// retrieve the node name for an element
ElementName getName(OUString const& _sTag, SaxAttributeList const& xAttribs, ElementType::Enum eType = ElementType::unknown) const;
/// query whether the node has an operation
Operation::Enum getOperation(SaxAttributeList const& xAttribs, ElementType::Enum _eType) const;
/// retrieve the language (if any) stored in the attribute list
bool getLanguage(SaxAttributeList const& xAttribs, OUString & _rsLanguage) const;
/// reads attributes for nodes from the attribute list
ElementInfo::FlagsType getNodeFlags(SaxAttributeList const& xAttribs, ElementType::Enum _eType) const;
/// retrieve element type and associated module name of a set,
bool getSetElementType(SaxAttributeList const& _xAttribs, OUString& _rsElementType, OUString& _rsElementTypeModule) const;
/// retrieve the instance type and associated module name of a instance,
bool getInstanceType(SaxAttributeList const& _xAttribs, OUString& _rsElementType, OUString& _rsElementTypeModule) const;
/// retrieve the component for an import or uses element,
bool getImportComponent(SaxAttributeList const& _xAttribs, OUString& _rsComponent) const;
/// retrieve element type and associated module name of a set,
uno::Type getPropertyValueType(SaxAttributeList const& _xAttribs) const;
// throw( BadValueType )
/// reads a value attribute from the attribute list
bool isNull(SaxAttributeList const& _xAttribs) const;
/// reads a value attribute from the attribute list
OUString getSeparator(SaxAttributeList const& _xAttribs) const;
// low-level internal methods
/// checks for presence of a boolean attribute and assigns its value if it exists (and is a bool)
bool maybeGetAttribute(SaxAttributeList const& _xAttribs, OUString const& _aAttributeName, bool& _rbAttributeValue) const;
/// checks for presence of an attribute and assigns its value if it exists
bool maybeGetAttribute(SaxAttributeList const& _xAttribs, OUString const& _aAttributeName, OUString& _rsAttributeValue) const;
/// assigns an attribute value or an empty string if it doesn't exist
void alwaysGetAttribute(SaxAttributeList const& _xAttribs, OUString const& _aAttributeName, OUString& _rsAttributeValue) const;
};
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
} // namespace xml
// -----------------------------------------------------------------------------
} // namespace configmgr
#endif
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