@Config("kafka.nodes")
    public FileKafkaClusterMetadataSupplierConfig setNodes(String nodes)
    {
        this.nodes = (nodes == null) ? null : parseNodes(nodes).asList();
        return this;
    }
@Test
    public void testExplicitPropertyMappings()
    {
        Map<String, String> properties = new ImmutableMap.Builder<String, String>()
                .put("kafka.nodes", "localhost:12345,localhost:23456")
                .build();

        FileKafkaClusterMetadataSupplierConfig expected = new FileKafkaClusterMetadataSupplierConfig()
                .setNodes("localhost:12345,localhost:23456");
        ConfigAssertions.assertFullMapping(properties, expected);
    }