//$HeadURL$
/*----------------------------------------------------------------------------
 This file is part of deegree, http://deegree.org/
 Copyright (C) 2001-2009 by:
 Department of Geography, University of Bonn
 and
 lat/lon GmbH

 This library is free software; you can redistribute it and/or modify it under
 the terms of the GNU Lesser General Public License as published by the Free
 Software Foundation; either version 2.1 of the License, or (at your option)
 any later version.
 This library is distributed in the hope that it will be useful, but WITHOUT
 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 details.
 You should have received a copy of the GNU Lesser General Public License
 along with this library; if not, write to the Free Software Foundation, Inc.,
 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

 Contact information:

 lat/lon GmbH
 Aennchenstr. 19, 53177 Bonn
 Germany
 http://lat-lon.de/

 Department of Geography, University of Bonn
 Prof. Dr. Klaus Greve
 Postfach 1147, 53001 Bonn
 Germany
 http://www.geographie.uni-bonn.de/deegree/

 e-mail: info@deegree.org
 ----------------------------------------------------------------------------*/
package org.deegree.services.ows;

import static org.deegree.commons.xml.CommonNamespaces.OGCNS;

import java.io.IOException;

import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamWriter;

import org.deegree.commons.ows.exception.OWSException;
import org.deegree.services.controller.exception.serializer.XMLExceptionSerializer;
import org.deegree.services.controller.utils.HttpResponseBuffer;

/**
 * {@link XMLExceptionSerializer} for pre-OWS <code>ExceptionReports</code>.
 * 
 * @author <a href="mailto:tonnhofer@lat-lon.de">Oliver Tonnhofer</a>
 * @author last edited by: $Author$
 * 
 * @version $Revision$, $Date$
 */
public class PreOWSExceptionReportSerializer extends XMLExceptionSerializer {

    private final String mimeType;

    public PreOWSExceptionReportSerializer( String mimeType ) {
        this.mimeType = mimeType;
    }

    @Override
    public void serializeException( HttpResponseBuffer response, OWSException exception )
                            throws IOException, XMLStreamException {

        response.reset();
        response.setCharacterEncoding( "UTF-8" );
        response.setContentType( mimeType );
        setExceptionStatusCode( response, exception );
        serializeExceptionToXML( response.getXMLWriter(), exception );
    }

    @Override
    public void serializeExceptionToXML( XMLStreamWriter writer, OWSException ex )
                            throws XMLStreamException {
        if ( ex == null || writer == null ) {
            return;
        }
        writer.setDefaultNamespace( OGCNS );
        writer.writeStartElement( OGCNS, "ServiceExceptionReport" );
        writer.writeDefaultNamespace( OGCNS );
        writer.writeStartElement( OGCNS, "ServiceException" );
        writer.writeAttribute( "code", ex.getExceptionCode() );
        if ( ex.getLocator() != null && !"".equals( ex.getLocator().trim() ) ) {
            writer.writeAttribute( "locator", ex.getLocator() );
        }
        writer.writeCharacters( ex.getMessage() );
        writer.writeEndElement(); // ServiceException
        writer.writeEndElement(); // ServiceExceptionReport
    }
}

@@ -3302,16 +3302,60 @@
 essage()
+ != null ? ex.getMessage() : %22not available%22
  );%0A    

fixed NPE if exception is NPE