How to use watch method of com.intuit.karate.core.MockServer class

Best Karate code snippet using com.intuit.karate.core.MockServer.watch

Source:MockServer.java

...71            List<File> files = features.stream().map(f -> f.getResource().getFile()).collect(Collectors.toList());72            if (openapi != null) {73                files.add(openapi);74            }75            ServerHandler handler = watch ? new MockServer.ReloadingMockHandler(mockHandler, files) : mockHandler;76            HttpService service = new HttpServerHandler(handler);77            sb.service("prefix:" + (prefix == null ? "/" : prefix), service);78            return (T) new MockServer(sb);79        }80    }81    public static class ReloadingMockHandler implements ServerHandler {82                83        private MockHandler handler;84        private final LinkedHashMap<File, Long> files = new LinkedHashMap<>();85        public ReloadingMockHandler(MockHandler handler, List<File> files) {86            this.handler = handler;87            for (File f : files) {88                this.files.put(f, f.lastModified());89            }90            logger.debug("watch mode init - {}", files);91        }92        @Override93        public Response handle(Request request) {94            boolean reload = files.entrySet().stream().filter(e -> e.getKey().lastModified() > e.getValue()).collect(Collectors.toList()).size() > 0;95            if(reload) {96                logger.debug("Reloading MockHandler...");97                files.entrySet().forEach(e -> e.setValue(e.getKey().lastModified()));98                handler.reload();99            }100            return handler.handle(request);101        }102        103    }104    public static Builder builder() {...

Source:SimpleMockRunner.java

...8    public static void main(String[] args) {9        MockServer server = MockServer10                .feature("src/test/java/com/intuit/karate/core/mock/_simple.feature")11                .http(8080)12                .watch(true)13                .build();14        server.waitSync();15    }16}...

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