private static void exportLiteralOutput( XMLStreamWriter writer, LiteralOutputImpl output ) throws XMLStreamException { // "wps:LiteralData" element writer.writeStartElement( WPS_NS, "LiteralData" ); // "dataType" attribute (optional) if ( output.getDataType() != null ) { writer.writeAttribute( "dataType", output.getDataType() ); } // "uom" attribute (optional) if ( output.getRequestedUOM() != null ) { writer.writeAttribute( "uom", output.getRequestedUOM() ); } writer.writeCharacters( output.getValue() ); writer.writeEndElement(); }