DOMXPathResult.hpp

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#ifndef DOMXPathResult_HEADER_GUARD_
#define DOMXPathResult_HEADER_GUARD_

/*
 * 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.
 */

#include <xercesc/util/XercesDefs.hpp>

XERCES_CPP_NAMESPACE_BEGIN

class DOMXPathNSResolver;
class DOMXPathExpression;
class DOMNode;

class CDOM_EXPORT DOMXPathResult
{

protected:
    // -----------------------------------------------------------------------
    //  Hidden constructors
    // -----------------------------------------------------------------------
    DOMXPathResult() {};

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

public:
    // -----------------------------------------------------------------------
    //  All constructors are hidden, just the destructor is available
    // -----------------------------------------------------------------------
    virtual ~DOMXPathResult() {};

    // -----------------------------------------------------------------------
    //  Class Types
    // -----------------------------------------------------------------------
        enum resultType {
                ANY_TYPE = 0,
                NUMBER_TYPE = 1,
                STRING_TYPE = 2,
                BOOLEAN_TYPE = 3,
                UNORDERED_NODE_ITERATOR_TYPE = 4,
                ORDERED_NODE_ITERATOR_TYPE = 5,
                UNORDERED_NODE_SNAPSHOT_TYPE = 6,
                ORDERED_NODE_SNAPSHOT_TYPE = 7,
                ANY_UNORDERED_NODE_TYPE = 8,
                FIRST_ORDERED_NODE_TYPE = 9
    };


    // -----------------------------------------------------------------------
    // Virtual DOMDocument interface
    // -----------------------------------------------------------------------


        virtual bool getBooleanValue() const = 0;

        virtual bool getInvalidIteratorState() const = 0;

        virtual double getNumberValue() const = 0;

        virtual short getResultType() const = 0;
        
        virtual DOMNode *getSingleNodeValue() const = 0;

        virtual unsigned long getSnapshotLength() const = 0;
        
        virtual const XMLCh* getStringValue() const = 0;
    
        virtual DOMNode* iterateNext() const = 0;

        virtual DOMNode* snapshotItem(unsigned long index) const = 0;

};

XERCES_CPP_NAMESPACE_END

#endif

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