/*

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

 */

#if !defined(CONDITIONTOKEN_HPP)

#define CONDITIONTOKEN_HPP

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

//  Includes

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

#include <xercesc/util/regx/Token.hpp>

XERCES_CPP_NAMESPACE_BEGIN

class XMLUTIL_EXPORT ConditionToken : public Token {

public:

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

    //  Public Constructors and Destructor

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

	ConditionToken(const unsigned int refNo, Token* const condTok,

                   Token* const yesTok, Token* const noTok

                   , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);

    ~ConditionToken();

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

    //  Getter methods

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

    int size() const;

	int getReferenceNo() const;

    Token* getChild(const int index) const;

    Token* getConditionToken() const;

private:

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

    //  Unimplemented constructors and operators

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

    ConditionToken(const ConditionToken&);

    ConditionToken& operator=(const ConditionToken&);

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

    //  Private data members

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

	int    fRefNo;

	Token* fConditionToken;

	Token* fYesToken;

	Token* fNoToken;

};

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

//  ConditionToken: getter methods

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

inline int ConditionToken::size() const {

    return fNoToken == 0 ? 1 : 2;

}

inline int ConditionToken::getReferenceNo() const {

    return fRefNo;

}

inline Token* ConditionToken::getChild(const int index) const {

    if (index < 0 || index > 1)

        ThrowXMLwithMemMgr(RuntimeException, XMLExcepts::Regex_InvalidChildIndex, fMemoryManager);

    if (index == 0)

        return fYesToken;

    return fNoToken;

}

inline Token* ConditionToken::getConditionToken() const {

	return fConditionToken;

}

XERCES_CPP_NAMESPACE_END

#endif

/**

  * End of file ConditionToken.hpp

  */