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/****************************************************************************
**
** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (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 Technology Preview License Agreement accompanying
** this package.
**
** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
//
// 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_XsdSchemaParserContext_H
#define Patternist_XsdSchemaParserContext_H
#include "qmaintainingreader_p.h" // for definition of ElementDescription
#include "qxsdschematoken_p.h"
#include "qxsdschema_p.h"
#include "qxsdschemachecker_p.h"
#include "qxsdschemacontext_p.h"
#include "qxsdschemaresolver_p.h"
#include <QtCore/QSharedData>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
namespace QPatternist
{
/**
* @short A namespace class that contains identifiers for the different
* scopes a tag from the xml schema spec can appear in.
*/
class XsdTagScope
{
public:
enum Type
{
Schema,
Include,
Import,
Redefine,
Annotation,
AppInfo,
Documentation,
GlobalSimpleType,
LocalSimpleType,
SimpleRestriction,
List,
Union,
MinExclusiveFacet,
MinInclusiveFacet,
MaxExclusiveFacet,
MaxInclusiveFacet,
TotalDigitsFacet,
FractionDigitsFacet,
LengthFacet,
MinLengthFacet,
MaxLengthFacet,
EnumerationFacet,
WhiteSpaceFacet,
PatternFacet,
GlobalComplexType,
LocalComplexType,
SimpleContent,
SimpleContentRestriction,
SimpleContentExtension,
ComplexContent,
ComplexContentRestriction,
ComplexContentExtension,
NamedGroup,
ReferredGroup,
All,
LocalAll,
Choice,
LocalChoice,
Sequence,
LocalSequence,
GlobalAttribute,
LocalAttribute,
NamedAttributeGroup,
ReferredAttributeGroup,
GlobalElement,
LocalElement,
Unique,
Key,
KeyRef,
Selector,
Field,
Notation,
Any,
AnyAttribute,
Alternative,
Assert,
Assertion,
OpenContent,
DefaultOpenContent,
Override
};
};
/**
* A hash that keeps the mapping between the single components that can appear
* in a schema document (e.g. elements, attributes, type definitions) and their
* source locations inside the document.
*/
typedef QHash<NamedSchemaComponent::Ptr, QSourceLocation> ComponentLocationHash;
/**
* @short A context for schema parsing.
*
* This class provides a context for all components that are
* nedded for parsing and compiling the XML schema.
*
* @ingroup Patternist_schema
* @author Tobias Koenig <tobias.koenig@nokia.com>
*/
class XsdSchemaParserContext : public QSharedData
{
public:
/**
* A smart pointer wrapping XsdSchemaParserContext instances.
*/
typedef QExplicitlySharedDataPointer<XsdSchemaParserContext> Ptr;
/**
* Creates a new schema parser context object.
*
* @param namePool The name pool where all names of the schema will be stored in.
* @param context The schema context to use for error reporting etc.
*/
XsdSchemaParserContext(const NamePool::Ptr &namePool, const XsdSchemaContext::Ptr &context);
/**
* Returns the name pool of the schema parser context.
*/
NamePool::Ptr namePool() const;
/**
* Returns the schema resolver of the schema context.
*/
XsdSchemaResolver::Ptr resolver() const;
/**
* Returns the schema resolver of the schema context.
*/
XsdSchemaChecker::Ptr checker() const;
/**
* Returns the schema object of the schema context.
*/
XsdSchema::Ptr schema() const;
/**
* Returns the element descriptions for the schema parser.
*
* The element descriptions are a fast lookup table for
* verifying whether certain attributes are allowed for
* a given element type.
*/
ElementDescription<XsdSchemaToken, XsdTagScope::Type>::Hash elementDescriptions() const;
/**
* Returns an unique name that is used by the schema parser
* for anonymous types.
*
* @param targetNamespace The namespace of the name.
*/
QXmlName createAnonymousName(const QString &targetNamespace) const;
private:
/**
* Fills the element description hash with the required and prohibited
* attributes.
*/
static ElementDescription<XsdSchemaToken, XsdTagScope::Type>::Hash setupElementDescriptions();
NamePool::Ptr m_namePool;
XsdSchema::Ptr m_schema;
XsdSchemaChecker::Ptr m_checker;
XsdSchemaResolver::Ptr m_resolver;
const ElementDescription<XsdSchemaToken, XsdTagScope::Type>::Hash m_elementDescriptions;
mutable QAtomicInt m_anonymousNameCounter;
};
}
QT_END_NAMESPACE
QT_END_HEADER
#endif
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