### Question:
LegacyDatasourceConverter implements Converter { @Override public void marshal( Object source, HierarchicalStreamWriter writer, MarshallingContext context ) { }  @Override void marshal( Object source, HierarchicalStreamWriter writer, MarshallingContext context ); @Override Object unmarshal( HierarchicalStreamReader reader, UnmarshallingContext context ); @Override boolean canConvert( Class type );  }### Answer:
@Test public void testMarshal() throws Exception { }