public void dispose( StepMetaInterface smi, StepDataInterface sdi ) {
    meta = (JoinRowsMeta) smi;
    data = (JoinRowsData) sdi;

    // Remove the temporary files...
    if ( data.file != null ) {
      for ( int i = 1; i < data.file.length; i++ ) {
        if ( data.file[i] != null ) {
          data.file[i].delete();
        }
      }
    }

    super.dispose( meta, data );
  }
@Test
  public void checkThatMethodPerformedWithoutError() throws Exception {
    getJoinRows().dispose( meta, data );
  }