#ifndef DOMError_HEADER_GUARD_

#define DOMError_HEADER_GUARD_

/*

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

 */

#include <xercesc/util/XercesDefs.hpp>

XERCES_CPP_NAMESPACE_BEGIN

class DOMLocator;

/**

  * DOMError is an interface that describes an error.

  *

  * @see DOMErrorHandler#handleError

  * @since DOM Level 3

  */

class CDOM_EXPORT DOMError

{

protected:

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

    //  Hidden constructors

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

    /** @name Hidden constructors */

    //@{    

    DOMError() {};

    //@}

private:

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

    // Unimplemented constructors and operators

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

    /** @name Unimplemented constructors and operators */

    //@{

    DOMError(const DOMError &);

    DOMError & operator = (const DOMError &);

    //@}

public:

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

    //  All constructors are hidden, just the destructor is available

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

    /** @name Destructor */

    //@{

    /**

     * Destructor

     *

     */

    virtual ~DOMError() {};

    //@}

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

    //  Class types

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

    /** @name Public constants */

    //@{

    /**

     * The severity of the error described by the <code>DOMError</code>.

     *

     * @since DOM Level 3

     */

    enum ErrorSeverity

    {

        DOM_SEVERITY_WARNING     = 0,

        DOM_SEVERITY_ERROR       = 1,

        DOM_SEVERITY_FATAL_ERROR = 2

    };

    //@}

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

    //  Virtual DOMError interface

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

    /** @name Functions introduced in DOM Level 3 */

    //@{

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

    //  Getter methods

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

    /**

     * Get the severity of the error

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @see   setSeverity

     * @since DOM Level 3

     */

    virtual short getSeverity() const = 0;

    /**

     * Get the message describing the error that occured.

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @see   setMessage

     * @since DOM Level 3

     */

    virtual const XMLCh* getMessage() const = 0;

    /**

     * Get the location of the error

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @see   setLocation

     * @since DOM Level 3

     */

    virtual DOMLocator* getLocation() const = 0;

    /**

     * The related platform dependent exception if any.

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @see   setRelatedException

     * @since DOM Level 3

     */

    virtual void* getRelatedException() const = 0;

    /**

     * A <code>XMLCh*</code> indicating which related data is expected in 

     * relatedData. Users should refer to the specification of the error

     * in order to find its <code>XMLCh*</code> type and relatedData

     * definitions if any.

     *

     * Note: As an example, [DOM Level 3 Load and Save] does not keep the

     * [baseURI] property defined on a Processing Instruction information item.

     * Therefore, the DOMBuilder generates a SEVERITY_WARNING with type 

     * "infoset-baseURI" and the lost [baseURI] property represented as a

     * DOMString in the relatedData attribute.

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @see   setType

     * @since DOM Level 3

     */

    virtual const XMLCh* getType() const = 0;

    /**

     * The related DOMError.type dependent data if any.

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @see   setRelatedData

     * @since DOM Level 3

     */

    virtual void* getRelatedData() const = 0;

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

    //  Setter methods

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

    /**

     * Set the severity of the error

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @param severity the type of the error to set

     * @see   getLocation

     * @since DOM Level 3

     */

    virtual void setSeverity(const short severity) = 0;

    /**

     * Set the error message

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @param message the error message to set.

     * @see   getMessage

     * @since DOM Level 3

     */

    virtual void setMessage(const XMLCh* const message) = 0;

    /**

     * Set the location of the error

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @param location the location of the error to set.

     * @see   getLocation

     * @since DOM Level 3

     */

    virtual void setLocation(DOMLocator* const location) = 0;

    /**

     * The related platform dependent exception if any.

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @param exc the related exception to set.

     * @see   getRelatedException

     * @since DOM Level 3

     */

    virtual void setRelatedException(void* exc) const = 0;

    /**

     * A <code>XMLCh*</code> indicating which related data is expected in 

     * relatedData. Users should refer to the specification of the error

     * in order to find its <code>XMLCh*</code> type and relatedData

     * definitions if any.

     *

     * Note: As an example, [DOM Level 3 Load and Save] does not keep the

     * [baseURI] property defined on a Processing Instruction information item.

     * Therefore, the DOMBuilder generates a SEVERITY_WARNING with type 

     * "infoset-baseURI" and the lost [baseURI] property represented as a

     * DOMString in the relatedData attribute.

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @see   getType

     * @since DOM Level 3

     */

    virtual void setType(const XMLCh* type) = 0;

    /**

     * The related DOMError.type dependent data if any.

     *

     * <p><b>"Experimental - subject to change"</b></p>

     *

     * @see   getRelatedData

     * @since DOM Level 3

     */

    virtual void setRelatedData(void* relatedData) = 0;

    //@}

};

XERCES_CPP_NAMESPACE_END

#endif