/*

 * 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: XSAXMLScanner.hpp 568078 2007-08-21 11:43:25Z amassari $

 */

#if !defined(XSAXMLSCANNER_HPP)

#define XSAXMLSCANNER_HPP

#include <xercesc/internal/SGXMLScanner.hpp>

XERCES_CPP_NAMESPACE_BEGIN

//

//  This is a scanner class, which processes/validates contents of XML Schema

//  Annotations. It's intended for internal use only.

//

class XMLPARSER_EXPORT XSAXMLScanner : public SGXMLScanner

{

public :

    // -----------------------------------------------------------------------

    //  Destructor

    // -----------------------------------------------------------------------

    virtual ~XSAXMLScanner();

    // -----------------------------------------------------------------------

    //  XMLScanner public virtual methods

    // -----------------------------------------------------------------------

    virtual const XMLCh* getName() const;

protected:

    // -----------------------------------------------------------------------

    //  Constructors

    // -----------------------------------------------------------------------

    /**

     * The grammar representing the XML Schema annotation (xsaGrammar) is

     * passed in by the caller. The scanner will own it and is responsible

     * for deleting it.

     */

    XSAXMLScanner

    (

        GrammarResolver* const grammarResolver

        , XMLStringPool* const   uriStringPool

        , SchemaGrammar* const   xsaGrammar

        , MemoryManager* const   manager = XMLPlatformUtils::fgMemoryManager

    );

    friend class TraverseSchema;

    // -----------------------------------------------------------------------

    //  XMLScanner virtual methods

    // -----------------------------------------------------------------------

    virtual void scanReset(const InputSource& src);

    // -----------------------------------------------------------------------

    //  SGXMLScanner virtual methods

    // -----------------------------------------------------------------------

    virtual bool scanStartTag(bool& gotData);

    virtual void scanEndTag(bool& gotData);

private :

    // -----------------------------------------------------------------------

    //  Unimplemented constructors and operators

    // -----------------------------------------------------------------------

    XSAXMLScanner();

    XSAXMLScanner(const XSAXMLScanner&);

    XSAXMLScanner& operator=(const XSAXMLScanner&);

    // -----------------------------------------------------------------------

    //  Private helper methods

    // -----------------------------------------------------------------------

    void scanRawAttrListforNameSpaces(int attCount);

    void switchGrammar(const XMLCh* const newGrammarNameSpace, bool laxValidate);

};

inline const XMLCh* XSAXMLScanner::getName() const

{

    return XMLUni::fgXSAXMLScanner;

}

XERCES_CPP_NAMESPACE_END

#endif