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Diffstat (limited to 'src/xmlpatterns/schema/qxsdstatemachinebuilder_p.h')
| -rw-r--r-- | src/xmlpatterns/schema/qxsdstatemachinebuilder_p.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/src/xmlpatterns/schema/qxsdstatemachinebuilder_p.h b/src/xmlpatterns/schema/qxsdstatemachinebuilder_p.h new file mode 100644 index 000000000..508e6b645 --- /dev/null +++ b/src/xmlpatterns/schema/qxsdstatemachinebuilder_p.h @@ -0,0 +1,141 @@ +/**************************************************************************** +** +** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtXmlPatterns of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at http://www.qtsoftware.com/contact. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. + +#ifndef Patternist_XsdStateMachineBuilder_H +#define Patternist_XsdStateMachineBuilder_H + +#include "qxsdparticle_p.h" +#include "qxsdstatemachine_p.h" +#include "qxsdterm_p.h" + +#include <QtCore/QExplicitlySharedDataPointer> +#include <QtCore/QList> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +namespace QPatternist +{ + /** + * @short A helper class to build up validation state machines. + * + * @ingroup Patternist_schema + * @author Tobias Koenig <tobias.koenig@trolltech.com> + */ + class XsdStateMachineBuilder : public QSharedData + { + public: + typedef QExplicitlySharedDataPointer<XsdStateMachineBuilder> Ptr; + + enum Mode + { + CheckingMode, + ValidatingMode + }; + + /** + * Creates a new state machine builder. + * + * @param machine The state machine it should work on. + * @param namePool The name pool used by all schema components. + * @param mode The mode the machine shall be build for. + */ + XsdStateMachineBuilder(XsdStateMachine<XsdTerm::Ptr> *machine, const NamePool::Ptr &namePool, Mode mode = CheckingMode); + + /** + * Resets the state machine. + * + * @returns The initial end state. + */ + XsdStateMachine<XsdTerm::Ptr>::StateId reset(); + + /** + * Prepends a start state to the given @p state. + * That is needed to allow the conversion of the state machine from a FSA to a DFA. + */ + XsdStateMachine<XsdTerm::Ptr>::StateId addStartState(XsdStateMachine<XsdTerm::Ptr>::StateId state); + + /** + * Creates the state machine for the given @p particle that should have the + * given @p endState. + * + * @returns The new start state. + */ + XsdStateMachine<XsdTerm::Ptr>::StateId buildParticle(const XsdParticle::Ptr &particle, XsdStateMachine<XsdTerm::Ptr>::StateId endState); + + /** + * Creates the state machine for the given @p term that should have the + * given @p endState. + * + * @returns The new start state. + */ + XsdStateMachine<XsdTerm::Ptr>::StateId buildTerm(const XsdTerm::Ptr &term, XsdStateMachine<XsdTerm::Ptr>::StateId endState); + + /** + * Returns a hash that maps each term that appears inside @p particle, to the particle it belongs. + * + * @note These information are used by XsdParticleChecker to check particle inheritance. + */ + static QHash<XsdTerm::Ptr, XsdParticle::Ptr> particleLookupMap(const XsdParticle::Ptr &particle); + + private: + XsdStateMachine<XsdTerm::Ptr> *m_stateMachine; + NamePool::Ptr m_namePool; + Mode m_mode; + }; +} + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif |