/*
 * 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(XNODESETNODEPROXY_HEADER_GUARD_1357924680)
#define XNODESETNODEPROXY_HEADER_GUARD_1357924680



// Base include file.  Must be first.
#include <xalanc/XPath/XPathDefinitions.hpp>



// Base class header file.
#include <xalanc/XPath/XNodeSetBase.hpp>



#include <xalanc/XPath/NodeRefListBase.hpp>



XALAN_CPP_NAMESPACE_BEGIN



/**
 * Class to hold XPath return types.
 */
class XALAN_XPATH_EXPORT XNodeSetNodeProxy : public XNodeSetBase
{
public:

    /**
     * Create an XNodeSetNodeProxy
     */
    XNodeSetNodeProxy(MemoryManager& theManager, XalanNode* theNode);

    /**
     * Create an XNodeSetNodeProxy from another.
     *
     * @param source    object to copy
     */
    XNodeSetNodeProxy(const XNodeSetNodeProxy&  source, MemoryManager& theManager);

    virtual
    ~XNodeSetNodeProxy();

    // These methods are inherited from XObject ...

    virtual const NodeRefListBase&
    nodeset() const;

    virtual XalanNode*
    item(size_type  index) const;

    virtual size_type
    getLength() const;

    // A proxy class to implement NodeRefListBase...
    class Proxy : public NodeRefListBase
    {
    public:

        Proxy(XalanNode*    theNode);

        virtual
        ~Proxy();

        virtual XalanNode*
        item(size_type  index) const;

        virtual size_type
        getLength() const;

        virtual size_type
        indexOf(const XalanNode*    theNode) const;

        XalanNode*  m_node;
    };

protected:

    virtual eObjectType
    getRealType() const;

private:

    // Not implemented...
    XNodeSetNodeProxy&
    operator=(const XNodeSetNodeProxy&);
    XNodeSetNodeProxy(const XNodeSetNodeProxy&  source);


    // Data members...
    const Proxy     m_proxy;
};



XALAN_CPP_NAMESPACE_END



#endif  // XNODESETNODEPROXY_HEADER_GUARD_1357924680
