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| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** This file is part of the QtXmlPatterns module of the Qt Toolkit. |
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| |
| // |
| // 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 <private/qxsdparticle_p.h> |
| #include <private/qxsdstatemachine_p.h> |
| #include <private/qxsdterm_p.h> |
| |
| #include <QtCore/QExplicitlySharedDataPointer> |
| #include <QtCore/QList> |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace QPatternist |
| { |
| /** |
| * @short A helper class to build up validation state machines. |
| * |
| * @ingroup Patternist_schema |
| * @author Tobias Koenig <tobias.koenig@nokia.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 |
| |
| #endif |