public CommandLine getCommandLine() {
    return commandLine;
  }
@Test
  public void testConfWithMultipleOpts() throws Exception {
    String[] args = new String[2];
    args[0] = "--conf=foo";
    args[1] = "--conf=bar";
    GenericOptionsParser g = new GenericOptionsParser(args);
    assertEquals("1st conf param is incorrect",
      "foo", g.getCommandLine().getOptionValues("conf")[0]);
    assertEquals("2st conf param is incorrect",
      "bar", g.getCommandLine().getOptionValues("conf")[1]);
  }