@Config("router.config-file")
    public RouterConfig setConfigFile(String configFile)
    {
        this.configFile = configFile;
        return this;
    }
@Test
    public void testExplicitPropertyMappings()
    {
        Map<String, String> properties = new ImmutableMap.Builder<String, String>().put("router.config-file", "test").build();

        RouterConfig expected = new RouterConfig().setConfigFile("test");

        assertFullMapping(properties, expected);
    }