/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

/*

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

 */

#if !defined(IC_SELECTOR_HPP)

#define IC_SELECTOR_HPP

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

//  Includes

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

#include <xercesc/validators/schema/identity/XPathMatcher.hpp>

#include <xercesc/internal/XSerializable.hpp>

XERCES_CPP_NAMESPACE_BEGIN

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

//  Forward Declaration

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

class FieldActivator;

class VALIDATORS_EXPORT IC_Selector : public XSerializable, public XMemory

{

public:

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

    //  Constructors/Destructor

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

    IC_Selector(XercesXPath* const xpath,

                IdentityConstraint* const identityConstraint);

	~IC_Selector();

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

    //  operators

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

    bool operator== (const IC_Selector& other) const;

    bool operator!= (const IC_Selector& other) const;

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

    //  Getter methods

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

    XercesXPath* getXPath() const { return fXPath; }

    IdentityConstraint* getIdentityConstraint() const { return fIdentityConstraint; }

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

    //  Factory methods

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

    XPathMatcher* createMatcher(FieldActivator* const fieldActivator,

                                const int initialDepth,

                                MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);

    /***

     * Support for Serialization/De-serialization

     ***/

    DECL_XSERIALIZABLE(IC_Selector)

    IC_Selector(MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);

private:

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

    //  Unimplemented contstructors and operators

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

    IC_Selector(const IC_Selector& other);

    IC_Selector& operator= (const IC_Selector& other);

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

    //  Data members

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

    XercesXPath*        fXPath;

    IdentityConstraint* fIdentityConstraint;

};

class VALIDATORS_EXPORT SelectorMatcher : public XPathMatcher

{

public:

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

    //  Constructors/Destructor

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

    ~SelectorMatcher() {}

    int getInitialDepth() const { return fInitialDepth; }

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

    //  XMLDocumentHandler methods

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

    void startDocumentFragment();

    void startElement(const XMLElementDecl& elemDecl,

                      const unsigned int urlId,

                      const XMLCh* const elemPrefix,

		              const RefVectorOf<XMLAttr>& attrList,

                      const unsigned int attrCount);

    void endElement(const XMLElementDecl& elemDecl,

                    const XMLCh* const elemContent);

private:

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

    //  Constructors/Destructor

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

    SelectorMatcher(XercesXPath* const anXPath,

                    IC_Selector* const selector,

                    FieldActivator* const fieldActivator,

                    const int initialDepth,

                    MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);

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

    //  Unimplemented contstructors and operators

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

    SelectorMatcher(const SelectorMatcher& other);

    SelectorMatcher& operator= (const SelectorMatcher& other);

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

    //  Friends

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

    friend class IC_Selector;

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

    //  Data members

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

    int             fInitialDepth;

    int             fElementDepth;

    int             fMatchedDepth;

    IC_Selector*    fSelector;

    FieldActivator* fFieldActivator;

};

XERCES_CPP_NAMESPACE_END

#endif

/**

  * End of file IC_Selector.hpp

  */