/*
 * 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.
 */
#if !defined(FUNCTIONCURRENT_HEADER_GUARD_1357924680)
#define FUNCTIONCURRENT_HEADER_GUARD_1357924680


// Base header file.  Must be first.
#include <xalanc/XSLT/XSLTDefinitions.hpp>


#include <xalanc/XPath/Function.hpp>


XALAN_CPP_NAMESPACE_BEGIN


class XObject;
class XPathExecutionContext;


// Implementation of the XSLT function current().
//
class XALAN_XSLT_EXPORT FunctionCurrent : public Function
{
public:

	typedef Function	ParentType;

	FunctionCurrent();

	virtual
	~FunctionCurrent();

	// These methods are inherited from Function ...

	virtual XObjectPtr
	execute(
			XPathExecutionContext&	executionContext,
			XalanNode*				context,
			const LocatorType*		locator) const;

#if !defined(XALAN_NO_USING_DECLARATION)
	using ParentType::execute;
#endif

#if defined(XALAN_NO_COVARIANT_RETURN_TYPE)
	virtual Function*
#else
	virtual FunctionCurrent*
#endif
	clone(MemoryManagerType& theManager) const;

private:

	virtual const XalanDOMString&
	getError(XalanDOMString& theResult) const;

	// Not implemented...
	FunctionCurrent&
	operator=(const FunctionCurrent&);

	bool
	operator==(const FunctionCurrent&) const;
};


XALAN_CPP_NAMESPACE_END


#endif	// FUNCTIONCURRENT_HEADER_GUARD_1357924680