code: public String compile(final String classPathResource,
                            final InputType inputType) {
          final InputStream stream = this.getClass().getResourceAsStream( classPathResource );
          try {
              final String drl = compile( stream,
                                          inputType );
              return drl;
          } finally {
              closeStream( stream );
          }
      }
docs: Convenience implementation, taking rules from the classpath. It is
  recommended to use the stream version, as you can then change rules
  dynamically. (that is a lot of the benefit of rule engines !).
  
  @param classPathResource
  full class path to the spreadsheet you wish to convert to DRL.
  Uses the first worksheet for the decision tables.
  @return DRL.