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39
40//
41// W A R N I N G
42// -------------
43//
44// This file is not part of the Qt API. It exists purely as an
45// implementation detail. This header file may change from version to
46// version without notice, or even be removed.
47//
48// We mean it.
49
50#ifndef Patternist_XsdParticleChecker_H
51#define Patternist_XsdParticleChecker_H
52
53#include <private/qxsdelement_p.h>
54#include <private/qxsdparticle_p.h>
55#include <private/qxsdschemacontext_p.h>
56#include <private/qxsdwildcard_p.h>
57
58QT_BEGIN_NAMESPACE
59
60namespace QPatternist
61{
62 /**
63 * @short A helper class to check validity of particles.
64 *
65 * @ingroup Patternist_schema
66 * @author Tobias Koenig <tobias.koenig@nokia.com>
67 */
68 class XsdParticleChecker
69 {
70 public:
71 /**
72 * Checks whether the given @p particle has two or more element
73 * declarations with the same name but different type definitions.
74 */
75 static bool hasDuplicatedElements(const XsdParticle::Ptr &particle, const NamePool::Ptr &namePool, XsdElement::Ptr &conflictingElement);
76
77 /**
78 * Checks whether the given @p particle is valid according the
79 * UPA (http://www.w3.org/TR/xmlschema-1/#cos-nonambig) constraint.
80 */
81 static bool isUPAConform(const XsdParticle::Ptr &particle, const NamePool::Ptr &namePool);
82
83 /**
84 * Checks whether the given @p particle, which must be an xsd:all element,
85 * is valid according the UPA (http://www.w3.org/TR/xmlschema-1/#cos-nonambig) constraint.
86 * For xsd:all elements, we do not want to construct a state machine.
87 */
88 static bool isUPAConformXsdAll(const XsdParticle::Ptr &particle, const NamePool::Ptr &namePool);
89
90 /**
91 * Checks whether the given @p particle subsumes the given @p derivedParticle.
92 * (http://www.w3.org/TR/xmlschema-1/#cos-particle-restrict)
93 */
94 static bool subsumes(const XsdParticle::Ptr &particle, const XsdParticle::Ptr &derivedParticle, const XsdSchemaContext::Ptr &context, QString &errorMsg);
95 };
96}
97
98QT_END_NAMESPACE
99
100#endif
101

source code of qtxmlpatterns/src/xmlpatterns/schema/qxsdparticlechecker_p.h