/*
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 1999-2003 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowledgment may appear in the software itself,
 *    if and wherever such third-party acknowledgments normally appear.
 *
 * 4. The names "Xerces" and "Apache Software Foundation" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact apache\@apache.org.
 *
 * 5. Products derived from this software may not be called "Apache",
 *    nor may "Apache" appear in their name, without prior written
 *    permission of the Apache Software Foundation.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation, and was
 * originally based on software copyright (c) 1999, International
 * Business Machines, Inc., http://www.ibm.com .  For more information
 * on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 */

/*
 * $Log: ValidationContextImpl.hpp,v $
 * Revision 1.2  2003/11/24 05:10:26  neilg
 * implement method for determining member type of union that validated some value
 *
 * Revision 1.1  2003/11/12 20:29:47  peiyongz
 * Stateless Grammar: ValidationContext
 *
 * $Id: ValidationContextImpl.hpp,v 1.2 2003/11/24 05:10:26 neilg Exp $
 *
 */

#if !defined(VALIDATION_CONTEXTIMPL_HPP)
#define VALIDATION_CONTEXTIMPL_HPP

#include <xercesc/framework/ValidationContext.hpp>

XERCES_CPP_NAMESPACE_BEGIN

class XMLPARSER_EXPORT ValidationContextImpl : public ValidationContext
{
public :
    // -----------------------------------------------------------------------
    /** @name Virtual destructor for derived classes */
    // -----------------------------------------------------------------------
    //@{

    /**
      * virtual destructor
      *
      */
    virtual ~ValidationContextImpl();

    ValidationContextImpl(MemoryManager* const memMgr = XMLPlatformUtils::fgMemoryManager);

    //@}

    // -----------------------------------------------------------------------
    /** @name The ValidationContextImpl Interface */
    // -----------------------------------------------------------------------
    //@{

    /**
      * IDRefList
      *
      */
    virtual RefHashTableOf<XMLRefInfo>*  getIdRefList() const;

    virtual void                         setIdRefList(RefHashTableOf<XMLRefInfo>* const);

    virtual void                         clearIdRefList();

    virtual void                         addId(const XMLCh * const );

    virtual void                         addIdRef(const XMLCh * const );

    virtual void                         toCheckIdRefList(bool);

    /**
      * EntityDeclPool
      *
      */
    virtual const NameIdPool<DTDEntityDecl>* getEntityDeclPool() const;

    virtual const NameIdPool<DTDEntityDecl>* setEntityDeclPool(const NameIdPool<DTDEntityDecl>* const);    
           
    virtual void                             checkEntity(const XMLCh * const ) const;


    /**
      * Union datatype handling
      *
      */

    virtual DatatypeValidator * getValidatingMemberType() const;
    virtual void setValidatingMemberType(DatatypeValidator * validatingMemberType) ;

    //@}
  
private:
    // -----------------------------------------------------------------------
    /** name  Unimplemented copy constructor and operator= */
    // -----------------------------------------------------------------------
    //@{
    ValidationContextImpl(const ValidationContextImpl& );
    ValidationContextImpl& operator=(const ValidationContextImpl& );
    //@}

    // -----------------------------------------------------------------------
    //  Data members
    //
    //  fIDRefList:  owned/adopted
    //      This is a list of XMLRefInfo objects. This member lets us do all
    //      needed ID-IDREF balancing checks.
    //
    //  fEntityDeclPool: referenced only
    //      This is a pool of EntityDecl objects, which contains all of the
    //      general entities that are declared in the DTD subsets, plus the
    //      default entities (such as &gt; &lt; ...) defined by the XML Standard.
    //
    //  fToAddToList
    //  fValidatingMemberType
    //      The member type in a union that actually
    //      validated some text.  Note that the validationContext does not
    //      own this object, and the value of getValidatingMemberType
    //      will not be accurate unless the type of the most recently-validated
    //      element/attribute is in fact a union datatype.
    // -----------------------------------------------------------------------

    RefHashTableOf<XMLRefInfo>*         fIdRefList;
    const NameIdPool<DTDEntityDecl>*    fEntityDeclPool;
    bool                                fToCheckIdRefList;
    DatatypeValidator *                 fValidatingMemberType;

};



inline DatatypeValidator * ValidationContextImpl::getValidatingMemberType() const
{
    return fValidatingMemberType;
}

inline void ValidationContextImpl::setValidatingMemberType(DatatypeValidator * validatingMemberType) 
{
    fValidatingMemberType = validatingMemberType;
}

XERCES_CPP_NAMESPACE_END

#endif