DataBinder, based on the DD4T 2 Java pattern, to get other types of pages from SDL

CustomDataBinder.java

public interface CustomDataBinder {
    <T extends Sitemap> T buildSitemap(String source, final Class<T> aClass) throws SerializationException;
}

public class CustomDataBinderImpl implements CustomDataBinder {
    private static final Logger LOG = LoggerFactory.getLogger(CustomDataBinderImpl.class);

    private static final ObjectMapper GENERIC_MAPPER = new ObjectMapper();
    static {
        GENERIC_MAPPER.configure(MapperFeature.IGNORE_DUPLICATE_MODULE_REGISTRATIONS,true);
        GENERIC_MAPPER.registerModule(new JodaModule());
        GENERIC_MAPPER.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
    }

    private static final CustomDataBinderImpl INSTANCE = new CustomDataBinderImpl();

    private CustomDataBinderImpl () {
        LOG.info("CustomDataBinderImpl init.");
    }

    public static CustomDataBinderImpl getInstance () {
        if (null == INSTANCE) {
            LOG.error("DataBinderImpl not properly instantiated!");
        }
        return INSTANCE;
    }

    @Override
    public <T extends Sitemap> T buildSitemap(String source, final Class<T> aClass) throws SerializationException {
        try {
            return GENERIC_MAPPER.readValue(source, aClass);
        } catch (IOException e) {
            LOG.error(DataBindConstants.MESSAGE_ERROR_DESERIALIZING, e);
            throw new SerializationException(e);
        }
    }
}