/*
 * Copyright 2001,2004 The Apache Software Foundation.
 * 
 * Licensed 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: ConcatToken.hpp,v 1.5 2004/09/08 13:56:47 peiyongz Exp $
 */

#if !defined(CONCATTOKEN_HPP)
#define CONCATTOKEN_HPP

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

XERCES_CPP_NAMESPACE_BEGIN

class XMLUTIL_EXPORT ConcatToken : public Token {
public:
	// -----------------------------------------------------------------------
    //  Public Constructors and Destructor
    // -----------------------------------------------------------------------
	ConcatToken(Token* const tok1, Token* const tok2
        , MemoryManager* const manager = XMLPlatformUtils::fgMemoryManager);
	~ConcatToken();

	// -----------------------------------------------------------------------
    //  Getter methods
    // -----------------------------------------------------------------------
	Token* getChild(const int index) const;
	int    size() const;

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

	// -----------------------------------------------------------------------
    //  Private data members
	// -----------------------------------------------------------------------
	Token* fChild1;
	Token* fChild2;
};


// ---------------------------------------------------------------------------
//  StringToken: getter methods
// ---------------------------------------------------------------------------
inline int ConcatToken::size() const {

	return 2;
}

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

	return index == 0 ? fChild1 : fChild2;
}

XERCES_CPP_NAMESPACE_END

#endif

/**
  * End of file ConcatToken.hpp
  */