// /css/*, /js/* 등에 대한 핸들러 추가.
@Override
protected void addResourceHandlers(ResourceHandlerRegistry registry) {
    registry.addResourceHandler("css/**", "js/**", "lib/**", "images/**", "swagger-ui.js")
        .addResourceLocations(WEB_JAR_RESOURCE_LOCATION, WEB_JAR_RESOURCE_LOCATION + "css/", WEB_JAR_RESOURCE_LOCATION + "js/",
                WEB_JAR_RESOURCE_LOCATION + "lib/", WEB_JAR_RESOURCE_LOCATION + "images/").setCachePeriod(0);
    super.addResourceHandlers(registry);
}
 
@ApiIgnore
@Controller
public class SwaggerController {
    @Autowired
        private ResourceLoader resourceLoader;
 
    @RequestMapping("/swagger")
        public void swagger(HttpServletResponse response) throws IOException {
            final Resource swaggerHtmlResource = resourceLoader.getResource("classpath:/META-INF/resources/sdoc.jsp");
 
            final String swaggerHtmlContents = CoupangIOUtils.toString(swaggerHtmlResource.getInputStream(), "UTF-8");
            final String refinedHtml = swaggerHtmlContents
                .replaceAll("http://swagger.wordnik.com", "/api/swagger");
 
            response.setContentType("text/html; charset=UTF-8");
            final PrintWriter writer = response.getWriter();
            writer.write(refinedHtml);
            writer.close();
        }
}