code: @Test public void testBindingTelnet(){
    ShellProperties props=new ShellProperties();
    RelaxedDataBinder binder=new RelaxedDataBinder(props,"shell");
    binder.setConversionService(new DefaultConversionService());
    Map<String,String> map=new HashMap<String,String>();
    map.put("shell.telnet.enabled","true");
    map.put("shell.telnet.port","2222");
    binder.bind(new MutablePropertyValues(map));
    assertFalse(binder.getBindingResult().hasErrors());
    Properties p=props.asCrshShellConfig();
    assertEquals("2222",p.get("crash.telnet.port"));
  }
  