schemagrammar.hpp

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/*
 * $Id: SchemaGrammar.hpp 568078 2007-08-21 11:43:25Z amassari $
 */



#if !defined(SCHEMAGRAMMAR_HPP)
#define SCHEMAGRAMMAR_HPP

#include <xercesc/framework/XMLNotationDecl.hpp>
#include <xercesc/util/RefHash3KeysIdPool.hpp>
#include <xercesc/util/NameIdPool.hpp>
#include <xercesc/util/StringPool.hpp>
#include <xercesc/validators/common/Grammar.hpp>
#include <xercesc/validators/schema/SchemaElementDecl.hpp>
#include <xercesc/util/ValueVectorOf.hpp>
#include <xercesc/validators/datatype/IDDatatypeValidator.hpp>
#include <xercesc/validators/datatype/DatatypeValidatorFactory.hpp>
#include <xercesc/framework/XMLSchemaDescription.hpp>
#include <xercesc/framework/ValidationContext.hpp>

XERCES_CPP_NAMESPACE_BEGIN

//
// This class stores the Schema information
//  NOTE: Schemas are not namespace aware, so we just use regular NameIdPool
//  data structures to store element and attribute decls. They are all set
//  to be in the global namespace and the full QName is used as the base name
//  of the decl. This means that all the URI parameters below are expected
//  to be null pointers (and anything else will cause an exception.)
//

// ---------------------------------------------------------------------------
//  Forward Declarations
// ---------------------------------------------------------------------------
class ComplexTypeInfo;
class NamespaceScope;
class XercesGroupInfo;
class XercesAttGroupInfo;
class XSAnnotation;

// ---------------------------------------------------------------------------
//  typedef declaration
// ---------------------------------------------------------------------------
typedef ValueVectorOf<SchemaElementDecl*> ElemVector;


class VALIDATORS_EXPORT SchemaGrammar : public Grammar
{
public:
    // -----------------------------------------------------------------------
    //  Constructors and Destructor
    // -----------------------------------------------------------------------
    SchemaGrammar(MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
    virtual ~SchemaGrammar();

    // -----------------------------------------------------------------------
    //  Implementation of Virtual Interface
    // -----------------------------------------------------------------------
    virtual Grammar::GrammarType getGrammarType() const;
    virtual const XMLCh* getTargetNamespace() const;

    // this method should only be used while the grammar is being
    // constructed, not while it is being used
    // in a validation episode!
    virtual XMLElementDecl* findOrAddElemDecl
    (
        const   unsigned int    uriId
        , const XMLCh* const    baseName
        , const XMLCh* const    prefixName
        , const XMLCh* const    qName
        , unsigned int          scope
        ,       bool&           wasAdded
    ) ;

    virtual unsigned int getElemId
    (
        const   unsigned int    uriId
        , const XMLCh* const    baseName
        , const XMLCh* const    qName
        , unsigned int          scope
    )   const ;

    virtual const XMLElementDecl* getElemDecl
    (
        const   unsigned int    uriId
        , const XMLCh* const    baseName
        , const XMLCh* const    qName
        , unsigned int          scope
    )   const ;

    virtual XMLElementDecl* getElemDecl
    (
        const   unsigned int    uriId
        , const XMLCh* const    baseName
        , const XMLCh* const    qName
        , unsigned int          scope
    );

    virtual const XMLElementDecl* getElemDecl
    (
        const   unsigned int    elemId
    )   const;

    virtual XMLElementDecl* getElemDecl
    (
        const   unsigned int    elemId
    );

    virtual const XMLNotationDecl* getNotationDecl
    (
        const   XMLCh* const    notName
    )   const;

    virtual XMLNotationDecl* getNotationDecl
    (
        const   XMLCh* const    notName
    );

    virtual bool getValidated() const;

    virtual XMLElementDecl* putElemDecl
    (
        const   unsigned int    uriId
        , const XMLCh* const    baseName
        , const XMLCh* const    prefixName
        , const XMLCh* const    qName
        , unsigned int          scope
        , const bool            notDeclared = false
    );

    virtual unsigned int putElemDecl
    (
        XMLElementDecl* const elemDecl
        , const bool          notDeclared = false
    )   ;

    virtual unsigned int putNotationDecl
    (
        XMLNotationDecl* const notationDecl
    )   const;

    virtual void setValidated(const bool newState);

    virtual void reset();

    // -----------------------------------------------------------------------
    //  Getter methods
    // -----------------------------------------------------------------------
    RefHash3KeysIdPoolEnumerator<SchemaElementDecl> getElemEnumerator() const;
    NameIdPoolEnumerator<XMLNotationDecl> getNotationEnumerator() const;
    RefHashTableOf<XMLAttDef>* getAttributeDeclRegistry() const;
    RefHashTableOf<ComplexTypeInfo>* getComplexTypeRegistry() const;
    RefHashTableOf<XercesGroupInfo>* getGroupInfoRegistry() const;
    RefHashTableOf<XercesAttGroupInfo>* getAttGroupInfoRegistry() const;
    DatatypeValidatorFactory* getDatatypeRegistry();
    NamespaceScope* getNamespaceScope() const;
    RefHash2KeysTableOf<ElemVector>* getValidSubstitutionGroups() const;

    //deprecated
    RefHashTableOf<XMLRefInfo>* getIDRefList() const;

    ValidationContext*          getValidationContext() const;

    // -----------------------------------------------------------------------
    //  Setter methods
    // -----------------------------------------------------------------------
    void setTargetNamespace(const XMLCh* const targetNamespace);
    void setAttributeDeclRegistry(RefHashTableOf<XMLAttDef>* const attReg);
    void setComplexTypeRegistry(RefHashTableOf<ComplexTypeInfo>* const other);
    void setGroupInfoRegistry(RefHashTableOf<XercesGroupInfo>* const other);
    void setAttGroupInfoRegistry(RefHashTableOf<XercesAttGroupInfo>* const other);
    void setNamespaceScope(NamespaceScope* const nsScope);
    void setValidSubstitutionGroups(RefHash2KeysTableOf<ElemVector>* const);

    virtual void                    setGrammarDescription( XMLGrammarDescription*);
    virtual XMLGrammarDescription*  getGrammarDescription() const;

    // -----------------------------------------------------------------------
    //  Helper methods
    // -----------------------------------------------------------------------
    unsigned int putGroupElemDecl
    (
        XMLElementDecl* const elemDecl
    )   const;

    // -----------------------------------------------------------------------
    // Annotation management methods
    // -----------------------------------------------------------------------
    /**
      * Add annotation to the list of annotations for a given key
      */
    void putAnnotation(void* key, XSAnnotation* const annotation);

    /**
      * Add global annotation
      *
      * Note: XSAnnotation acts as a linked list
      */
    void addAnnotation(XSAnnotation* const annotation);

    /**
     * Retrieve the annotation that is associated with the specified key
     *
     * @param  key   represents a schema component object (i.e. SchemaGrammar)
     * @return XSAnnotation associated with the key object
     */
    XSAnnotation* getAnnotation(const void* const key);

    /**
     * Retrieve the annotation that is associated with the specified key
     *
     * @param  key   represents a schema component object (i.e. SchemaGrammar)
     * @return XSAnnotation associated with the key object
     */
    const XSAnnotation* getAnnotation(const void* const key) const;

    /**
      * Get global annotation
      */
    XSAnnotation* getAnnotation();
    const XSAnnotation* getAnnotation() const;

    /** 
      * Get annotation hash table, to enumerate through them
      */
    RefHashTableOf<XSAnnotation>*  getAnnotations();
    const RefHashTableOf<XSAnnotation>*  getAnnotations() const;

    /***
     * Support for Serialization/De-serialization
     ***/
    DECL_XSERIALIZABLE(SchemaGrammar)

private:
    // -----------------------------------------------------------------------
    //  Unimplemented constructors and operators
    // -----------------------------------------------------------------------
    SchemaGrammar(const SchemaGrammar&);
    SchemaGrammar& operator=(const SchemaGrammar&);

    // -----------------------------------------------------------------------
    //  Helper methods
    // -----------------------------------------------------------------------
    void cleanUp();

    // -----------------------------------------------------------------------
    //  Private data members
    //
    //  fElemDeclPool
    //      This is the element decl pool. It contains all of the elements
    //      declared in the Schema (and their associated attributes.)
    //
    //  fElemNonDeclPool
    //      This is the element decl pool that is is populated as new elements
    //      are seen in the XML document (not declared in the Schema), and they
    //      are given default characteristics.
    //
    //  fGroupElemDeclPool
    //      This is the element decl pool for elements in a group that are
    //      referenced in different scope. It contains all of the elements
    //      declared in the Schema (and their associated attributes.)
    //
    //  fNotationDeclPool
    //      This is a pool of NotationDecl objects, which contains all of the
    //      notations declared in the Schema.
    //
    //  fTargetNamespace
    //      Target name space for this grammar.
    //
    //  fAttributeDeclRegistry
    //      Global attribute declarations
    //
    //  fComplexTypeRegistry
    //      Stores complexType declaration info
    //
    //  fGroupInfoRegistry
    //      Stores global <group> declaration info
    //
    //  fAttGroupInfoRegistry
    //      Stores global <attributeGroup> declaration info
    //
    //  fDatatypeRegistry
    //      Datatype validator factory
    //
    //  fNamespaceScope
    //      Prefix to Namespace map
    //
    //  fValidSubstitutionGroups
    //      Valid list of elements that can substitute a given element
    //
    //  fIDRefList
    //      List of ids of schema declarations extracted during schema grammar
    //      traversal
    //