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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_XsdSchemaChecker_H |
| #define Patternist_XsdSchemaChecker_H |
| |
| #include <private/qschematype_p.h> |
| #include <private/qxsdattribute_p.h> |
| #include <private/qxsdattributegroup_p.h> |
| #include <private/qxsdelement_p.h> |
| #include <private/qxsdmodelgroup_p.h> |
| #include <private/qxsdnotation_p.h> |
| #include <private/qxsdschema_p.h> |
| #include <private/qxsdsimpletype_p.h> |
| |
| #include <QtCore/QExplicitlySharedDataPointer> |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace QPatternist |
| { |
| class XsdSchemaContext; |
| class XsdSchemaParserContext; |
| |
| /** |
| * @short Encapsulates the checking of schema valitity after reference resolving has finished. |
| * |
| * @ingroup Patternist_schema |
| * @author Tobias Koenig <tobias.koenig@nokia.com> |
| */ |
| class XsdSchemaChecker : public QSharedData |
| { |
| public: |
| typedef QExplicitlySharedDataPointer<XsdSchemaChecker> Ptr; |
| |
| /** |
| * Creates a new schema checker. |
| * |
| * @param context The context that is used for customization. |
| * @param parserContext The context that contains all the data structures. |
| */ |
| XsdSchemaChecker(const QExplicitlySharedDataPointer<XsdSchemaContext> &context, const XsdSchemaParserContext *parserContext); |
| |
| /** |
| * Destroys the schema checker. |
| */ |
| ~XsdSchemaChecker(); |
| |
| /** |
| * Starts a basic check process. |
| * |
| * This check only validates the basic super type inheritance |
| * of simple and complex types. |
| */ |
| void basicCheck(); |
| |
| /** |
| * Starts the real check process. |
| */ |
| void check(); |
| |
| /** |
| * Checks the constraining facets of all global and anonymous simple types for validity. |
| */ |
| void checkConstrainingFacets(); |
| |
| /** |
| * Adds the component location hash, so the checker is able to report meaning full |
| * error messages. |
| */ |
| void addComponentLocationHash(const QHash<NamedSchemaComponent::Ptr, QSourceLocation> &hash); |
| |
| private: |
| void checkSimpleRestrictionBaseType(); |
| |
| /** |
| * Checks that no simple or complex type inherits itself. |
| */ |
| void checkBasicCircularInheritances(); |
| |
| /** |
| * Checks the advanced circular inheritance. |
| */ |
| void checkCircularInheritances(); |
| |
| /** |
| * Checks for inheritance restrictions given by final or finalDefault |
| * attributes. |
| */ |
| void checkInheritanceRestrictions(); |
| |
| /** |
| * Checks for various constraints for simple types defined by schema. |
| */ |
| void checkBasicSimpleTypeConstraints(); |
| void checkSimpleTypeConstraints(); |
| |
| /** |
| * Checks for various constraints for complex types defined by schema. |
| */ |
| void checkBasicComplexTypeConstraints(); |
| void checkComplexTypeConstraints(); |
| |
| /** |
| * Checks for list and union derivation restrictions given by final or finalDefault |
| * attributes. |
| */ |
| void checkSimpleDerivationRestrictions(); |
| |
| /** |
| * Checks the set of constraining @p facets that belongs to @p simpleType for validity. |
| */ |
| void checkConstrainingFacets(const XsdFacet::Hash &facets, const XsdSimpleType::Ptr &simpleType); |
| |
| /** |
| * Checks for duplicated attribute uses (attributes with the same name) inside a complex type. |
| */ |
| void checkDuplicatedAttributeUses(); |
| |
| /** |
| * Check the element constraints. |
| */ |
| void checkElementConstraints(); |
| |
| /** |
| * Check the attribute constraints. |
| */ |
| void checkAttributeConstraints(); |
| |
| /** |
| * Check the attribute use constraints. |
| */ |
| void checkAttributeUseConstraints(); |
| |
| /** |
| * A map used to find duplicated elements inside a model group. |
| */ |
| typedef QHash<QXmlName, SchemaType::Ptr> DuplicatedElementMap; |
| |
| /** |
| * A map used to find duplicated wildcards inside a model group. |
| */ |
| typedef QHash<XsdWildcard::NamespaceConstraint::Variety, XsdWildcard::Ptr> DuplicatedWildcardMap; |
| |
| /** |
| * Check for duplicated elements and element wildcards in all complex type particles. |
| */ |
| void checkElementDuplicates(); |
| |
| /** |
| * Check for duplicated elements and element wildcards in the given @p particle. |
| * |
| * @param particle The particle to check. |
| * @param elementMap A map to find the duplicated elements. |
| * @param wildcardMap A map to find the duplicated element wildcards. |
| */ |
| void checkElementDuplicates(const XsdParticle::Ptr &particle, DuplicatedElementMap &elementMap, DuplicatedWildcardMap &wildcardMap); |
| |
| /** |
| * Setup fast lookup list for allowed facets of atomic simple types. |
| */ |
| void setupAllowedAtomicFacets(); |
| |
| /** |
| * Returns the source location of the given schema @p component or a dummy |
| * source location if the component is not found in the component location hash. |
| */ |
| QSourceLocation sourceLocation(const NamedSchemaComponent::Ptr &component) const; |
| |
| /** |
| * Returns the source location of the given schema @p type or a dummy |
| * source location if the type is not found in the component location hash. |
| */ |
| QSourceLocation sourceLocationForType(const SchemaType::Ptr &type) const; |
| |
| /** |
| * Checks that the string @p value is valid according the value space of @p type |
| * for the given @p component. |
| */ |
| bool isValidValue(const QString &value, const AnySimpleType::Ptr &type, QString &errorMsg) const; |
| |
| /** |
| * Returns the list of facets for the given @p type. |
| */ |
| XsdFacet::Hash facetsForType(const SchemaType::Ptr &type) const; |
| |
| /** |
| * Returns whether the given @p list of attribute uses contains two (or more) attribute |
| * uses that point to attributes with the same name. @p conflictingAttribute |
| * will contain the conflicting attribute in that case. |
| */ |
| bool hasDuplicatedAttributeUses(const XsdAttributeUse::List &list, XsdAttribute::Ptr &conflictingAttribute) const; |
| |
| /** |
| * Returns whether the given @p list of attribute uses contains two (or more) attribute |
| * uses that have a type inherited by xs:ID. |
| */ |
| bool hasMultipleIDAttributeUses(const XsdAttributeUse::List &list) const; |
| |
| /** |
| * Returns whether the given @p list of attribute uses contains an attribute |
| * uses that has a type inherited by xs:ID with a value constraint. @p conflictingAttribute |
| * will contain the conflicting attribute in that case. |
| */ |
| bool hasConstraintIDAttributeUse(const XsdAttributeUse::List &list, XsdAttribute::Ptr &conflictingAttribute) const; |
| |
| /** |
| * Checks whether the @p particle equals the @p otherParticle recursively. |
| */ |
| bool particleEqualsRecursively(const XsdParticle::Ptr &particle, const XsdParticle::Ptr &otherParticle) const; |
| |
| /** |
| * Checks whether the @p extension particle is a valid extension of the @p base particle. |
| */ |
| bool isValidParticleExtension(const XsdParticle::Ptr &extension, const XsdParticle::Ptr &base) const; |
| |
| /** |
| * Checks whether the @p sequence of elements is accepted by the given @p particle. |
| */ |
| bool elementSequenceAccepted(const XsdModelGroup::Ptr &sequence, const XsdParticle::Ptr &particle) const; |
| |
| QExplicitlySharedDataPointer<XsdSchemaContext> m_context; |
| NamePool::Ptr m_namePool; |
| XsdSchema::Ptr m_schema; |
| QHash<QXmlName, QSet<XsdFacet::Type> > m_allowedAtomicFacets; |
| QHash<NamedSchemaComponent::Ptr, QSourceLocation> m_componentLocationHash; |
| }; |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif |