/*
 * 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.
 */

/*
 * $Log: XMLInternalErrorHandler.hpp,v $
 * Revision 1.4  2004/09/08 13:56:14  peiyongz
 * Apache License Version 2.0
 *
 * Revision 1.3  2004/01/29 11:46:30  cargilld
 * Code cleanup changes to get rid of various compiler diagnostic messages.
 *
 * Revision 1.2  2002/11/04 14:58:18  tng
 * C++ Namespace Support.
 *
 * Revision 1.1.1.1  2002/02/01 22:21:58  peiyongz
 * sane_include
 *
 * Revision 1.1  2001/07/26 17:04:10  tng
 * Schema: Process should stop after fatal error, and user throws need to be rethrown.
 *
 */

#if !defined(XMLINTERNALERRORHANDLER_HPP)
#define XMLINTERNALERRORHANDLER_HPP

#include <xercesc/util/XercesDefs.hpp>
#include <xercesc/sax/ErrorHandler.hpp>

XERCES_CPP_NAMESPACE_BEGIN

class XMLInternalErrorHandler : public ErrorHandler
{
public:
    // -----------------------------------------------------------------------
    //  Constructors and Destructor
    // -----------------------------------------------------------------------
    XMLInternalErrorHandler(ErrorHandler* userHandler = 0) :
       fSawWarning(false),
       fSawError(false),
       fSawFatal(false),
       fUserErrorHandler(userHandler)
    {
    }

    ~XMLInternalErrorHandler()
    {
    }

    // -----------------------------------------------------------------------
    //  Implementation of the error handler interface
    // -----------------------------------------------------------------------
    void warning(const SAXParseException& toCatch);
    void error(const SAXParseException& toCatch);
    void fatalError(const SAXParseException& toCatch);
    void resetErrors();

    // -----------------------------------------------------------------------
    //  Getter methods
    // -----------------------------------------------------------------------
    bool getSawWarning() const;
    bool getSawError() const;
    bool getSawFatal() const;

    // -----------------------------------------------------------------------
    //  Private data members
    //
    //  fSawWarning
    //      This is set if we get any warning, and is queryable via a getter
    //      method.
    //
    //  fSawError
    //      This is set if we get any errors, and is queryable via a getter
    //      method.
    //
    //  fSawFatal
    //      This is set if we get any fatal, and is queryable via a getter
    //      method.
    //
    //  fUserErrorHandler
    //      This is the error handler from user
    // -----------------------------------------------------------------------
    bool    fSawWarning;
    bool    fSawError;
    bool    fSawFatal;
    ErrorHandler* fUserErrorHandler;

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

inline bool XMLInternalErrorHandler::getSawWarning() const
{
    return fSawWarning;
}

inline bool XMLInternalErrorHandler::getSawError() const
{
    return fSawError;
}

inline bool XMLInternalErrorHandler::getSawFatal() const
{
    return fSawFatal;
}

inline void XMLInternalErrorHandler::warning(const SAXParseException& toCatch)
{
    fSawWarning = true;
    if (fUserErrorHandler)
        fUserErrorHandler->warning(toCatch);
}

inline void XMLInternalErrorHandler::error(const SAXParseException& toCatch)
{
    fSawError = true;
    if (fUserErrorHandler)
        fUserErrorHandler->error(toCatch);
}

inline void XMLInternalErrorHandler::fatalError(const SAXParseException& toCatch)
{
    fSawFatal = true;
    if (fUserErrorHandler)
        fUserErrorHandler->fatalError(toCatch);
}

inline void XMLInternalErrorHandler::resetErrors()
{
    fSawWarning = false;
    fSawError = false;
    fSawFatal = false;
}

XERCES_CPP_NAMESPACE_END

#endif