public static void resetJena()
{
RDFWriterFImpl.setBaseWriterClassName("RDF/XML", Jena.PATH + ".xmloutput.impl.Basic") ;
RDFWriterFImpl.setBaseWriterClassName("RDF/XML-ABBREV", Jena.PATH + ".xmloutput.impl.Abbreviated") ;
RDFWriterFImpl.setBaseWriterClassName("N-TRIPLE", Jena.PATH + ".rdf.model.impl.NTripleWriter") ;
RDFWriterFImpl.setBaseWriterClassName("NT", "") ;
RDFWriterFImpl.setBaseWriterClassName("N-TRIPLES", Jena.PATH + ".rdf.model.impl.NTripleWriter") ;
RDFWriterFImpl.setBaseWriterClassName("N-Triples", Jena.PATH + ".rdf.model.impl.NTripleWriter") ;
RDFWriterFImpl.setBaseWriterClassName("N3", Jena.PATH + ".n3.N3JenaWriter") ;
RDFWriterFImpl.setBaseWriterClassName(N3JenaWriter.n3WriterPrettyPrinter, Jena.PATH + ".n3.N3JenaWriterPP") ;
RDFWriterFImpl.setBaseWriterClassName(N3JenaWriter.n3WriterPlain, Jena.PATH + ".n3.N3TurtleJenaWriter") ;
RDFWriterFImpl.setBaseWriterClassName(N3JenaWriter.n3WriterTriples, Jena.PATH + ".n3.N3TurtleJenaWriter") ;
RDFWriterFImpl.setBaseWriterClassName(N3JenaWriter.n3WriterTriplesAlt, Jena.PATH + ".n3.N3JenaWriterTriples") ;
RDFWriterFImpl.setBaseWriterClassName(N3JenaWriter.turtleWriter, Jena.PATH + ".n3.N3TurtleJenaWriter") ;
RDFWriterFImpl.setBaseWriterClassName(N3JenaWriter.turtleWriterAlt1, Jena.PATH + ".n3.N3TurtleJenaWriter") ;
RDFWriterFImpl.setBaseWriterClassName(N3JenaWriter.turtleWriterAlt2, Jena.PATH + ".n3.N3TurtleJenaWriter") ;
RDFWriterFImpl.setBaseWriterClassName("RDF/JSON", "");
RDFWriterFImpl.setBaseWriterClassName("RDFJSON", "");
}