refactor:optimize project and code (#368)

* refactor:optimize project and code

* refactor:optimize project and code

* refactor:optimize project and code

CHANGELOG.md

@@ -32,8 +32,7 @@
 - [fix: shutdown thread pool before the container closes](https://github.com/Tencent/spring-cloud-tencent/pull/353)
 - [docs:update logo in README.](https://github.com/Tencent/spring-cloud-tencent/pull/358)
 - [Refator JacksonUtils and JacksonUtilsTest](https://github.com/Tencent/spring-cloud-tencent/pull/365)
+- [refactor:optimize project and code.](https://github.com/Tencent/spring-cloud-tencent/pull/368)
 - [docs: Fix javadoc <br /> error](https://github.com/Tencent/spring-cloud-tencent/pull/371)
 - [UT: add Polaris LoadBalancer unit test](https://github.com/Tencent/spring-cloud-tencent/pull/373)
 - [docs:update docs](https://github.com/Tencent/spring-cloud-tencent/pull/378)
-
-

changes/changes-1.5.3.md

@@ -0,0 +1,4 @@
+# Change Log
+---
+
+- [fix not load application.yml bug & fix guava version conflict bug](https://github.com/Tencent/spring-cloud-tencent/pull/284)

spring-cloud-starter-tencent-metadata-transfer/src/main/java/com/tencent/cloud/metadata/config/MetadataTransferAutoConfiguration.java

@@ -68,12 +68,10 @@ public class MetadataTransferAutoConfiguration {
 		@Bean
 		public FilterRegistrationBean<DecodeTransferMetadataServletFilter> metadataServletFilterRegistrationBean(
 				DecodeTransferMetadataServletFilter decodeTransferMetadataServletFilter) {
-			FilterRegistrationBean<DecodeTransferMetadataServletFilter> filterRegistrationBean = new FilterRegistrationBean<>(
-					decodeTransferMetadataServletFilter);
-			filterRegistrationBean.setDispatcherTypes(ASYNC, ERROR, FORWARD, INCLUDE,
-					REQUEST);
-			filterRegistrationBean
-					.setOrder(MetadataConstant.OrderConstant.WEB_FILTER_ORDER);
+			FilterRegistrationBean<DecodeTransferMetadataServletFilter> filterRegistrationBean =
+					new FilterRegistrationBean<>(decodeTransferMetadataServletFilter);
+			filterRegistrationBean.setDispatcherTypes(ASYNC, ERROR, FORWARD, INCLUDE, REQUEST);
+			filterRegistrationBean.setOrder(MetadataConstant.OrderConstant.WEB_FILTER_ORDER);
 			return filterRegistrationBean;
 		}
 
@@ -158,15 +156,13 @@ public class MetadataTransferAutoConfiguration {
 		BeanPostProcessor encodeTransferMetadataRestTemplatePostProcessor(
 				EncodeTransferMedataRestTemplateInterceptor encodeTransferMedataRestTemplateInterceptor) {
 			// Coping with multiple bean injection scenarios
-			Map<String, RestTemplate> beans = this.context
-					.getBeansOfType(RestTemplate.class);
+			Map<String, RestTemplate> beans = this.context.getBeansOfType(RestTemplate.class);
 			// If the restTemplate has been created when the
 			// MetadataRestTemplatePostProcessor Bean
 			// is initialized, then manually set the interceptor.
 			if (!CollectionUtils.isEmpty(beans)) {
 				for (RestTemplate restTemplate : beans.values()) {
-					List<ClientHttpRequestInterceptor> interceptors = restTemplate
-							.getInterceptors();
+					List<ClientHttpRequestInterceptor> interceptors = restTemplate.getInterceptors();
 					// Avoid setting interceptor repeatedly.
 					if (!interceptors.contains(encodeTransferMedataRestTemplateInterceptor)) {
 						interceptors.add(encodeTransferMedataRestTemplateInterceptor);
@@ -174,13 +170,11 @@ public class MetadataTransferAutoConfiguration {
 					}
 				}
 			}
-			return new EncodeTransferMetadataRestTemplatePostProcessor(
-					encodeTransferMedataRestTemplateInterceptor);
+			return new EncodeTransferMetadataRestTemplatePostProcessor(encodeTransferMedataRestTemplateInterceptor);
 		}
 
 		@Override
-		public void setApplicationContext(ApplicationContext applicationContext)
-				throws BeansException {
+		public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
 			this.context = applicationContext;
 		}
 
@@ -203,8 +197,7 @@ public class MetadataTransferAutoConfiguration {
 			public Object postProcessAfterInitialization(Object bean, String beanName) {
 				if (bean instanceof RestTemplate) {
 					RestTemplate restTemplate = (RestTemplate) bean;
-					List<ClientHttpRequestInterceptor> interceptors = restTemplate
-							.getInterceptors();
+					List<ClientHttpRequestInterceptor> interceptors = restTemplate.getInterceptors();
 					// Avoid setting interceptor repeatedly.
 					if (!interceptors.contains(encodeTransferMedataRestTemplateInterceptor)) {
 						interceptors.add(this.encodeTransferMedataRestTemplateInterceptor);
@@ -213,9 +206,6 @@ public class MetadataTransferAutoConfiguration {
 				}
 				return bean;
 			}
-
 		}
-
 	}
-
 }

spring-cloud-starter-tencent-metadata-transfer/src/main/java/com/tencent/cloud/metadata/core/CustomTransitiveMetadataResolver.java

@@ -33,12 +33,15 @@ import org.springframework.web.server.ServerWebExchange;
 
 /**
  * Resolve custom transitive metadata from request.
+ *
  * @author lepdou 2022-05-20
  */
-public class CustomTransitiveMetadataResolver {
+public final class CustomTransitiveMetadataResolver {
 
 	private static final String TRANSITIVE_HEADER_PREFIX = "X-SCT-Metadata-Transitive-";
 	private static final int TRANSITIVE_HEADER_PREFIX_LENGTH = TRANSITIVE_HEADER_PREFIX.length();
+	private CustomTransitiveMetadataResolver() {
+	}
 
 	public static Map<String, String> resolve(ServerWebExchange exchange) {
 		Map<String, String> result = new HashMap<>();
@@ -46,11 +49,9 @@ public class CustomTransitiveMetadataResolver {
 		HttpHeaders headers = exchange.getRequest().getHeaders();
 		for (Map.Entry<String, List<String>> entry : headers.entrySet()) {
 			String key = entry.getKey();
-
-			if (StringUtils.isNotBlank(key) &&
-					StringUtils.startsWithIgnoreCase(key, TRANSITIVE_HEADER_PREFIX)
+			if (StringUtils.isNotBlank(key)
+					&& StringUtils.startsWithIgnoreCase(key, TRANSITIVE_HEADER_PREFIX)
 					&& !CollectionUtils.isEmpty(entry.getValue())) {
-
 				String sourceKey = StringUtils.substring(key, TRANSITIVE_HEADER_PREFIX_LENGTH);
 				result.put(sourceKey, entry.getValue().get(0));
 			}
@@ -66,10 +67,9 @@ public class CustomTransitiveMetadataResolver {
 		while (headers.hasMoreElements()) {
 			String key = headers.nextElement();
 
-			if (StringUtils.isNotBlank(key) &&
-					StringUtils.startsWithIgnoreCase(key, TRANSITIVE_HEADER_PREFIX)
+			if (StringUtils.isNotBlank(key)
+					&& StringUtils.startsWithIgnoreCase(key, TRANSITIVE_HEADER_PREFIX)
 					&& StringUtils.isNotBlank(request.getHeader(key))) {
-
 				String sourceKey = StringUtils.substring(key, TRANSITIVE_HEADER_PREFIX_LENGTH);
 				result.put(sourceKey, request.getHeader(key));
 			}

spring-cloud-starter-tencent-metadata-transfer/src/main/java/com/tencent/cloud/metadata/core/DecodeTransferMetadataReactiveFilter.java

@@ -47,8 +47,7 @@ import org.springframework.web.server.WebFilterChain;
  */
 public class DecodeTransferMetadataReactiveFilter implements WebFilter, Ordered {
 
-	private static final Logger LOG = LoggerFactory
-			.getLogger(DecodeTransferMetadataReactiveFilter.class);
+	private static final Logger LOG = LoggerFactory.getLogger(DecodeTransferMetadataReactiveFilter.class);
 
 	@Override
 	public int getOrder() {

spring-cloud-starter-tencent-metadata-transfer/src/main/java/com/tencent/cloud/metadata/core/DecodeTransferMetadataServletFilter.java

@@ -49,8 +49,7 @@ import org.springframework.web.filter.OncePerRequestFilter;
 @Order(MetadataConstant.OrderConstant.WEB_FILTER_ORDER)
 public class DecodeTransferMetadataServletFilter extends OncePerRequestFilter {
 
-	private static final Logger LOG = LoggerFactory
-			.getLogger(DecodeTransferMetadataServletFilter.class);
+	private static final Logger LOG = LoggerFactory.getLogger(DecodeTransferMetadataServletFilter.class);
 
 	@Override
 	protected void doFilterInternal(HttpServletRequest httpServletRequest,
@@ -75,8 +74,7 @@ public class DecodeTransferMetadataServletFilter extends OncePerRequestFilter {
 
 	private Map<String, String> getInternalTransitiveMetadata(HttpServletRequest httpServletRequest) {
 		// Get custom metadata string from http header.
-		String customMetadataStr = httpServletRequest
-				.getHeader(MetadataConstant.HeaderName.CUSTOM_METADATA);
+		String customMetadataStr = httpServletRequest.getHeader(MetadataConstant.HeaderName.CUSTOM_METADATA);
 		try {
 			if (StringUtils.hasText(customMetadataStr)) {
 				customMetadataStr = URLDecoder.decode(customMetadataStr, StandardCharsets.UTF_8.name());
@@ -90,5 +88,4 @@ public class DecodeTransferMetadataServletFilter extends OncePerRequestFilter {
 		// create custom metadata.
 		return JacksonUtils.deserialize2Map(customMetadataStr);
 	}
-
 }

spring-cloud-starter-tencent-metadata-transfer/src/main/java/com/tencent/cloud/metadata/core/EncodeTransferMedataFeignInterceptor.java

@@ -45,8 +45,7 @@ import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.CUST
  */
 public class EncodeTransferMedataFeignInterceptor implements RequestInterceptor, Ordered {
 
-	private static final Logger LOG = LoggerFactory
-			.getLogger(EncodeTransferMedataFeignInterceptor.class);
+	private static final Logger LOG = LoggerFactory.getLogger(EncodeTransferMedataFeignInterceptor.class);
 
 	@Override
 	public int getOrder() {

spring-cloud-starter-tencent-metadata-transfer/src/main/java/com/tencent/cloud/metadata/core/EncodeTransferMedataRestTemplateInterceptor.java

@@ -42,8 +42,7 @@ import org.springframework.util.CollectionUtils;
  *
  * @author Haotian Zhang
  */
-public class EncodeTransferMedataRestTemplateInterceptor
-		implements ClientHttpRequestInterceptor, Ordered {
+public class EncodeTransferMedataRestTemplateInterceptor implements ClientHttpRequestInterceptor, Ordered {
 
 	@Override
 	public int getOrder() {
@@ -71,5 +70,4 @@ public class EncodeTransferMedataRestTemplateInterceptor
 
 		return clientHttpRequestExecution.execute(httpRequest, bytes);
 	}
-
 }

spring-cloud-starter-tencent-metadata-transfer/src/main/java/com/tencent/cloud/metadata/core/EncodeTransferMedataScgFilter.java

@@ -45,8 +45,7 @@ import static org.springframework.cloud.gateway.filter.LoadBalancerClientFilter.
  */
 public class EncodeTransferMedataScgFilter implements GlobalFilter, Ordered {
 
-	private static final int METADATA_SCG_FILTER_ORDER = LOAD_BALANCER_CLIENT_FILTER_ORDER
-			+ 1;
+	private static final int METADATA_SCG_FILTER_ORDER = LOAD_BALANCER_CLIENT_FILTER_ORDER + 1;
 
 	@Override
 	public int getOrder() {
@@ -59,8 +58,7 @@ public class EncodeTransferMedataScgFilter implements GlobalFilter, Ordered {
 		ServerHttpRequest.Builder builder = exchange.getRequest().mutate();
 
 		// get metadata of current thread
-		MetadataContext metadataContext = exchange
-				.getAttribute(MetadataConstant.HeaderName.METADATA_CONTEXT);
+		MetadataContext metadataContext = exchange.getAttribute(MetadataConstant.HeaderName.METADATA_CONTEXT);
 
 		// add new metadata and cover old
 		if (metadataContext == null) {
@@ -80,5 +78,4 @@ public class EncodeTransferMedataScgFilter implements GlobalFilter, Ordered {
 
 		return chain.filter(exchange.mutate().request(builder.build()).build());
 	}
-
 }

spring-cloud-starter-tencent-metadata-transfer/src/main/java/com/tencent/cloud/metadata/core/EncodeTransferMetadataZuulFilter.java

@@ -70,13 +70,11 @@ public class EncodeTransferMetadataZuulFilter extends ZuulFilter {
 		if (!CollectionUtils.isEmpty(customMetadata)) {
 			String metadataStr = JacksonUtils.serialize2Json(customMetadata);
 			try {
-				requestContext.addZuulRequestHeader(
-						MetadataConstant.HeaderName.CUSTOM_METADATA,
+				requestContext.addZuulRequestHeader(MetadataConstant.HeaderName.CUSTOM_METADATA,
 						URLEncoder.encode(metadataStr, StandardCharsets.UTF_8.name()));
 			}
 			catch (UnsupportedEncodingException e) {
-				requestContext.addZuulRequestHeader(
-						MetadataConstant.HeaderName.CUSTOM_METADATA, metadataStr);
+				requestContext.addZuulRequestHeader(MetadataConstant.HeaderName.CUSTOM_METADATA, metadataStr);
 			}
 		}
 		return null;

spring-cloud-starter-tencent-metadata-transfer/src/test/java/com/tencent/cloud/metadata/config/MetadataTransferAutoConfigurationTest.java

@@ -55,7 +55,9 @@ public class MetadataTransferAutoConfigurationTest {
 					Assertions.assertThat(context).hasSingleBean(
 							EncodeTransferMedataRestTemplateInterceptor.class);
 					Assertions.assertThat(context).hasSingleBean(
-							MetadataTransferAutoConfiguration.MetadataTransferRestTemplateConfig.EncodeTransferMetadataRestTemplatePostProcessor.class);
+							MetadataTransferAutoConfiguration
+									.MetadataTransferRestTemplateConfig
+									.EncodeTransferMetadataRestTemplatePostProcessor.class);
 					Assertions.assertThat(context).hasSingleBean(
 							MetadataTransferAutoConfiguration.MetadataTransferZuulFilterConfig.class);
 					Assertions.assertThat(context)
@@ -65,5 +67,4 @@ public class MetadataTransferAutoConfigurationTest {
 					Assertions.assertThat(context).hasSingleBean(GlobalFilter.class);
 				});
 	}
-
 }

spring-cloud-starter-tencent-metadata-transfer/src/test/java/com/tencent/cloud/metadata/core/DecodeTransferMetadataReactiveFilterTest.java

@@ -80,5 +80,4 @@ public class DecodeTransferMetadataReactiveFilterTest {
 				.isEqualTo("2");
 		Assertions.assertThat(metadataLocalProperties.getContent().get("c")).isNull();
 	}
-
 }

spring-cloud-starter-tencent-metadata-transfer/src/test/java/com/tencent/cloud/metadata/core/DecodeTransferMetadataServletFilterTest.java

@@ -68,10 +68,8 @@ public class DecodeTransferMetadataServletFilterTest {
 		request.addHeader(MetadataConstant.HeaderName.CUSTOM_METADATA, "{\"c\": \"3\"}");
 		MockHttpServletResponse response = new MockHttpServletResponse();
 		metadataServletFilter.doFilter(request, response, filterChain);
-		Assertions.assertThat(metadataLocalProperties.getContent().get("a"))
-				.isEqualTo("1");
-		Assertions.assertThat(metadataLocalProperties.getContent().get("b"))
-				.isEqualTo("2");
+		Assertions.assertThat(metadataLocalProperties.getContent().get("a")).isEqualTo("1");
+		Assertions.assertThat(metadataLocalProperties.getContent().get("b")).isEqualTo("2");
 		Assertions.assertThat(metadataLocalProperties.getContent().get("c")).isNull();
 	}
 
@@ -79,5 +77,4 @@ public class DecodeTransferMetadataServletFilterTest {
 	protected static class TestApplication {
 
 	}
-
 }

spring-cloud-starter-tencent-metadata-transfer/src/test/java/com/tencent/cloud/metadata/core/EncodeTransferMedataFeignInterceptorTest.java

@@ -36,7 +36,6 @@ import org.springframework.cloud.openfeign.EnableFeignClients;
 import org.springframework.cloud.openfeign.FeignClient;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.test.context.junit4.SpringRunner;
-import org.springframework.web.bind.annotation.RequestHeader;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
@@ -66,10 +65,8 @@ public class EncodeTransferMedataFeignInterceptorTest {
 	public void testTransitiveMetadataFromApplicationConfig() {
 		String metadata = testFeign.test();
 		Assertions.assertThat(metadata).isEqualTo("2");
-		Assertions.assertThat(metadataLocalProperties.getContent().get("a"))
-				.isEqualTo("1");
-		Assertions.assertThat(metadataLocalProperties.getContent().get("b"))
-				.isEqualTo("2");
+		Assertions.assertThat(metadataLocalProperties.getContent().get("a")).isEqualTo("1");
+		Assertions.assertThat(metadataLocalProperties.getContent().get("b")).isEqualTo("2");
 	}
 
 	@SpringBootApplication
@@ -78,9 +75,7 @@ public class EncodeTransferMedataFeignInterceptorTest {
 	protected static class TestApplication {
 
 		@RequestMapping("/test")
-		public String test(
-				@RequestHeader(MetadataConstant.HeaderName.CUSTOM_METADATA) String customMetadataStr)
-				throws UnsupportedEncodingException {
+		public String test() throws UnsupportedEncodingException {
 			return MetadataContextHolder.get().getContext(MetadataContext.FRAGMENT_TRANSITIVE, "b");
 		}
 
@@ -89,7 +84,6 @@ public class EncodeTransferMedataFeignInterceptorTest {
 
 			@RequestMapping("/test")
 			String test();
-
 		}
 
 		@Configuration
@@ -100,9 +94,6 @@ public class EncodeTransferMedataFeignInterceptorTest {
 				template.header(MetadataConstant.HeaderName.CUSTOM_METADATA,
 						"{\"a\":\"11\",\"b\":\"22\",\"c\":\"33\"}");
 			}
-
 		}
-
 	}
-
 }

spring-cloud-starter-tencent-metadata-transfer/src/test/java/com/tencent/cloud/metadata/core/EncodeTransferMedataRestTemplateInterceptorTest.java

@@ -19,7 +19,6 @@ package com.tencent.cloud.metadata.core;
 
 import java.io.UnsupportedEncodingException;
 
-import com.tencent.cloud.common.constant.MetadataConstant;
 import com.tencent.cloud.common.metadata.MetadataContext;
 import com.tencent.cloud.common.metadata.MetadataContextHolder;
 import org.assertj.core.api.Assertions;
@@ -35,7 +34,6 @@ import org.springframework.http.HttpEntity;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpMethod;
 import org.springframework.test.context.junit4.SpringRunner;
-import org.springframework.web.bind.annotation.RequestHeader;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.client.RestTemplate;
@@ -50,7 +48,8 @@ import static org.springframework.boot.test.context.SpringBootTest.WebEnvironmen
 @RunWith(SpringRunner.class)
 @SpringBootTest(webEnvironment = RANDOM_PORT,
 		classes = EncodeTransferMedataRestTemplateInterceptorTest.TestApplication.class,
-		properties = { "spring.config.location = classpath:application-test.yml", "spring.main.web-application-type = reactive" })
+		properties = {"spring.config.location = classpath:application-test.yml",
+				"spring.main.web-application-type = reactive"})
 public class EncodeTransferMedataRestTemplateInterceptorTest {
 
 	@Autowired
@@ -64,8 +63,7 @@ public class EncodeTransferMedataRestTemplateInterceptorTest {
 		HttpHeaders httpHeaders = new HttpHeaders();
 		HttpEntity<String> httpEntity = new HttpEntity<>(httpHeaders);
 		String metadata = restTemplate
-				.exchange("http://localhost:" + localServerPort + "/test", HttpMethod.GET,
-						httpEntity, String.class)
+				.exchange("http://localhost:" + localServerPort + "/test", HttpMethod.GET, httpEntity, String.class)
 				.getBody();
 		Assertions.assertThat(metadata).isEqualTo("2");
 	}
@@ -80,12 +78,8 @@ public class EncodeTransferMedataRestTemplateInterceptorTest {
 		}
 
 		@RequestMapping("/test")
-		public String test(
-				@RequestHeader(MetadataConstant.HeaderName.CUSTOM_METADATA) String customMetadataStr)
-				throws UnsupportedEncodingException {
+		public String test() throws UnsupportedEncodingException {
 			return MetadataContextHolder.get().getContext(MetadataContext.FRAGMENT_TRANSITIVE, "b");
 		}
-
 	}
-
 }

spring-cloud-starter-tencent-metadata-transfer/src/test/java/com/tencent/cloud/metadata/core/EncodeTransferMedataScgFilterTest.java

@@ -48,7 +48,8 @@ import static org.springframework.boot.test.context.SpringBootTest.WebEnvironmen
 @RunWith(SpringRunner.class)
 @SpringBootTest(webEnvironment = RANDOM_PORT,
 		classes = EncodeTransferMedataScgFilterTest.TestApplication.class,
-		properties = {"spring.config.location = classpath:application-test.yml", "spring.main.web-application-type = reactive"})
+		properties = {"spring.config.location = classpath:application-test.yml",
+				"spring.main.web-application-type = reactive"})
 public class EncodeTransferMedataScgFilterTest {
 
 	@Autowired

spring-cloud-starter-tencent-metadata-transfer/src/test/java/com/tencent/cloud/metadata/core/EncodeTransferMetadataZuulFilterTest.java

@@ -48,15 +48,14 @@ import static org.springframework.boot.test.context.SpringBootTest.WebEnvironmen
 @RunWith(SpringRunner.class)
 @SpringBootTest(webEnvironment = RANDOM_PORT,
 		classes = EncodeTransferMetadataZuulFilterTest.TestApplication.class,
-		properties = {"spring.config.location = classpath:application-test.yml", "spring.main.web-application-type = reactive"})
-
+		properties = {"spring.config.location = classpath:application-test.yml",
+				"spring.main.web-application-type = reactive"})
 public class EncodeTransferMetadataZuulFilterTest {
 
+	private final MockMultipartHttpServletRequest request = new MockMultipartHttpServletRequest();
 	@Autowired
 	private ApplicationContext applicationContext;
 
-	private final MockMultipartHttpServletRequest request = new MockMultipartHttpServletRequest();
-
 	@Before
 	public void init() {
 		RequestContext ctx = RequestContext.getCurrentContext();

spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/config/PolarisCircuitBreakerBootstrapConfiguration.java

@@ -66,7 +66,5 @@ public class PolarisCircuitBreakerBootstrapConfiguration {
 		public int getOrder() {
 			return ContextConstant.ModifierOrder.CIRCUIT_BREAKER_ORDER;
 		}
-
 	}
-
 }

spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/config/PolarisFeignClientAutoConfiguration.java

@@ -40,7 +40,8 @@ import static org.springframework.core.Ordered.HIGHEST_PRECEDENCE;
  *
  * @author Haotian Zhang
  */
-@ConditionalOnProperty(value = "spring.cloud.polaris.circuitbreaker.enabled", havingValue = "true", matchIfMissing = true)
+@ConditionalOnProperty(value = "spring.cloud.polaris.circuitbreaker.enabled",
+		havingValue = "true", matchIfMissing = true)
 @Configuration(proxyBeanMethods = false)
 @ConditionalOnClass(name = "org.springframework.cloud.openfeign.FeignAutoConfiguration")
 @AutoConfigureAfter(PolarisContextAutoConfiguration.class)
@@ -57,5 +58,4 @@ public class PolarisFeignClientAutoConfiguration {
 	public PolarisFeignBeanPostProcessor polarisFeignBeanPostProcessor(ConsumerAPI consumerAPI) {
 		return new PolarisFeignBeanPostProcessor(consumerAPI);
 	}
-
 }

spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/config/PolarisRestTemplateAutoConfiguration.java

@@ -55,5 +55,4 @@ public class PolarisRestTemplateAutoConfiguration {
 			PolarisRestTemplateResponseErrorHandler restTemplateResponseErrorHandler) {
 		return new PolarisRestTemplateModifier(restTemplateResponseErrorHandler);
 	}
-
 }

spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/feign/PolarisFeignBeanPostProcessor.java

@@ -55,7 +55,8 @@ public class PolarisFeignBeanPostProcessor implements BeanPostProcessor, BeanFac
 			if (bean instanceof LoadBalancerFeignClient) {
 				LoadBalancerFeignClient client = ((LoadBalancerFeignClient) bean);
 				return new PolarisLoadBalancerFeignClient(
-						createPolarisFeignClient(client.getDelegate()), factory(),
+						createPolarisFeignClient(client.getDelegate()),
+						factory(),
 						clientFactory());
 			}
 			if (bean instanceof FeignBlockingLoadBalancerClient) {
@@ -91,5 +92,4 @@ public class PolarisFeignBeanPostProcessor implements BeanPostProcessor, BeanFac
 	SpringClientFactory clientFactory() {
 		return this.factory.getBean(SpringClientFactory.class);
 	}
-
 }

spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/feign/PolarisFeignBlockingLoadBalancerClient.java

@@ -32,5 +32,4 @@ public class PolarisFeignBlockingLoadBalancerClient extends FeignBlockingLoadBal
 	public PolarisFeignBlockingLoadBalancerClient(Client delegate, BlockingLoadBalancerClient loadBalancerClient) {
 		super(delegate, loadBalancerClient);
 	}
-
 }

spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/feign/PolarisFeignClient.java

@@ -43,7 +43,6 @@ import static feign.Util.checkNotNull;
  */
 public class PolarisFeignClient implements Client {
 
-
 	private static final Logger LOG = LoggerFactory.getLogger(PolarisFeignClient.class);
 
 	private final Client delegate;
@@ -61,7 +60,7 @@ public class PolarisFeignClient implements Client {
 		try {
 			Response response = delegate.execute(request, options);
 			// HTTP code greater than 500 is an exception
-			if (response.status() >= 500) {
+			if (response.status() > 500) {
 				resultRequest.setRetStatus(RetStatus.RetFail);
 			}
 			LOG.debug("Will report result of {}. Request=[{}]. Response=[{}].",

spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/feign/PolarisLoadBalancerFeignClient.java

@@ -30,10 +30,8 @@ import org.springframework.cloud.openfeign.ribbon.LoadBalancerFeignClient;
  */
 public class PolarisLoadBalancerFeignClient extends LoadBalancerFeignClient {
 
-	public PolarisLoadBalancerFeignClient(Client delegate,
-			CachingSpringLoadBalancerFactory lbClientFactory,
+	public PolarisLoadBalancerFeignClient(Client delegate, CachingSpringLoadBalancerFactory lbClientFactory,
 			SpringClientFactory clientFactory) {
 		super(delegate, lbClientFactory, clientFactory);
 	}
-
 }

spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/resttemplate/PolarisRestTemplateModifier.java

@@ -29,15 +29,15 @@ import org.springframework.web.client.RestTemplate;
 
 /**
  * Auto configuration RestTemplate, Find the RestTemplate bean annotated with {@link LoadBalanced},
- * then replace {@link org.springframework.web.client.ResponseErrorHandler} with {@link PolarisRestTemplateResponseErrorHandler} .
+ * then replace {@link org.springframework.web.client.ResponseErrorHandler}
+ * with {@link PolarisRestTemplateResponseErrorHandler} .
  *
  * @author wh 2022/6/21
  */
 public class PolarisRestTemplateModifier implements ApplicationContextAware, SmartInitializingSingleton {
 
-	private ApplicationContext applicationContext;
-
 	private final PolarisRestTemplateResponseErrorHandler polarisRestTemplateResponseErrorHandler;
+	private ApplicationContext applicationContext;
 
 	public PolarisRestTemplateModifier(PolarisRestTemplateResponseErrorHandler polarisRestTemplateResponseErrorHandler) {
 		this.polarisRestTemplateResponseErrorHandler = polarisRestTemplateResponseErrorHandler;

spring-cloud-starter-tencent-polaris-circuitbreaker/src/main/java/com/tencent/cloud/polaris/circuitbreaker/resttemplate/PolarisRestTemplateResponseErrorHandler.java

@@ -54,7 +54,8 @@ public class PolarisRestTemplateResponseErrorHandler implements ResponseErrorHan
 	private final PolarisResponseErrorHandler polarisResponseErrorHandler;
 
 
-	public PolarisRestTemplateResponseErrorHandler(ConsumerAPI consumerAPI, PolarisResponseErrorHandler polarisResponseErrorHandler) {
+	public PolarisRestTemplateResponseErrorHandler(ConsumerAPI consumerAPI,
+			PolarisResponseErrorHandler polarisResponseErrorHandler) {
 		this.consumerAPI = consumerAPI;
 		this.polarisResponseErrorHandler = polarisResponseErrorHandler;
 	}
@@ -74,7 +75,8 @@ public class PolarisRestTemplateResponseErrorHandler implements ResponseErrorHan
 	}
 
 	@Override
-	public void handleError(@NonNull URI url, @NonNull HttpMethod method, @NonNull ClientHttpResponse response) throws IOException {
+	public void handleError(@NonNull URI url, @NonNull HttpMethod method, @NonNull ClientHttpResponse response)
+			throws IOException {
 		ServiceCallResult resultRequest = createServiceCallResult(url);
 		try {
 			HttpURLConnection connection = (HttpURLConnection) ReflectionUtils.getFieldValue(response, FIELD_NAME);
@@ -111,5 +113,4 @@ public class PolarisRestTemplateResponseErrorHandler implements ResponseErrorHan
 		}
 		return resultRequest;
 	}
-
 }

spring-cloud-starter-tencent-polaris-circuitbreaker/src/test/java/com/tencent/cloud/polaris/circuitbreaker/PolarisCircuitBreakerBootstrapConfigurationTest.java

@@ -32,14 +32,14 @@ import static org.assertj.core.api.Assertions.assertThat;
  */
 public class PolarisCircuitBreakerBootstrapConfigurationTest {
 	private ApplicationContextRunner contextRunner = new ApplicationContextRunner()
-			.withConfiguration(
-					AutoConfigurations.of(PolarisCircuitBreakerBootstrapConfiguration.class))
+			.withConfiguration(AutoConfigurations.of(PolarisCircuitBreakerBootstrapConfiguration.class))
 			.withPropertyValues("spring.cloud.polaris.circuitbreaker.enabled=true");
 
 	@Test
 	public void testDefaultInitialization() {
 		this.contextRunner.run(context -> {
-			assertThat(context).hasSingleBean(PolarisCircuitBreakerBootstrapConfiguration.CircuitBreakerConfigModifier.class);
+			assertThat(context).hasSingleBean(
+					PolarisCircuitBreakerBootstrapConfiguration.CircuitBreakerConfigModifier.class);
 		});
 	}
 }

spring-cloud-starter-tencent-polaris-circuitbreaker/src/test/java/com/tencent/cloud/polaris/circuitbreaker/PolarisFeignClientAutoConfigurationTest.java

@@ -36,10 +36,9 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class PolarisFeignClientAutoConfigurationTest {
 
 	private ApplicationContextRunner contextRunner = new ApplicationContextRunner()
-			.withConfiguration(
-					AutoConfigurations.of(
-							PolarisContextAutoConfiguration.class,
-							PolarisFeignClientAutoConfiguration.class))
+			.withConfiguration(AutoConfigurations.of(
+					PolarisContextAutoConfiguration.class,
+					PolarisFeignClientAutoConfiguration.class))
 			.withPropertyValues("spring.cloud.polaris.circuitbreaker.enabled=true");
 
 	@Test
@@ -49,5 +48,4 @@ public class PolarisFeignClientAutoConfigurationTest {
 			assertThat(context).hasSingleBean(PolarisFeignBeanPostProcessor.class);
 		});
 	}
-
 }

spring-cloud-starter-tencent-polaris-circuitbreaker/src/test/java/com/tencent/cloud/polaris/circuitbreaker/PolarisRestTemplateAutoConfigurationTest.java

@@ -42,11 +42,10 @@ import static org.assertj.core.api.Assertions.assertThat;
 public class PolarisRestTemplateAutoConfigurationTest {
 
 	private final WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
-			.withConfiguration(
-					AutoConfigurations.of(
-							PolarisRestTemplateAutoConfigurationTester.class,
-							PolarisContextAutoConfiguration.class,
-							PolarisRestTemplateAutoConfiguration.class))
+			.withConfiguration(AutoConfigurations.of(
+					PolarisRestTemplateAutoConfigurationTester.class,
+					PolarisContextAutoConfiguration.class,
+					PolarisRestTemplateAutoConfiguration.class))
 			.withPropertyValues("spring.cloud.polaris.circuitbreaker.enabled=true");
 
 	@Test
@@ -68,5 +67,4 @@ public class PolarisRestTemplateAutoConfigurationTest {
 			return new RestTemplate();
 		}
 	}
-
 }

spring-cloud-starter-tencent-polaris-circuitbreaker/src/test/java/com/tencent/cloud/polaris/circuitbreaker/feign/PolarisFeignClientTest.java

@@ -73,7 +73,8 @@ public class PolarisFeignClientTest {
 		}
 
 		try {
-			assertThat(new PolarisFeignClient(mock(Client.class), mock(ConsumerAPI.class))).isInstanceOf(PolarisFeignClient.class);
+			assertThat(new PolarisFeignClient(mock(Client.class), mock(ConsumerAPI.class)))
+					.isInstanceOf(PolarisFeignClient.class);
 		}
 		catch (Throwable e) {
 			fail("Exception encountered.", e);
@@ -90,7 +91,7 @@ public class PolarisFeignClientTest {
 				return Response.builder().request(request).status(200).build();
 			}
 			else if (request.httpMethod().equals(Request.HttpMethod.POST)) {
-				return Response.builder().request(request).status(500).build();
+				return Response.builder().request(request).status(502).build();
 			}
 			throw new IOException("Mock exception.");
 		}).when(delegate).execute(any(Request.class), nullable(Request.Options.class));
@@ -113,10 +114,10 @@ public class PolarisFeignClientTest {
 				Maps.newHashMap(), null, requestTemplate), null);
 		assertThat(response.status()).isEqualTo(200);
 
-		// 200
+		// 502
 		response = polarisFeignClient.execute(Request.create(Request.HttpMethod.POST, "http://localhost:8080/test",
 				Maps.newHashMap(), null, requestTemplate), null);
-		assertThat(response.status()).isEqualTo(500);
+		assertThat(response.status()).isEqualTo(502);
 
 		// Exception
 		try {

spring-cloud-starter-tencent-polaris-circuitbreaker/src/test/java/com/tencent/cloud/polaris/circuitbreaker/resttemplate/SimpleClientHttpResponseTest.java

@@ -102,5 +102,4 @@ public class SimpleClientHttpResponseTest extends AbstractClientHttpResponse {
 			// ignore
 		}
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/ConfigurationModifier.java

@@ -31,7 +31,6 @@ import org.apache.commons.lang.StringUtils;
 
 import org.springframework.util.CollectionUtils;
 
-
 /**
  * Read configuration from spring cloud's configuration file and override polaris.yaml.
  *

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/PolarisConfigAutoConfiguration.java

@@ -59,5 +59,4 @@ public class PolarisConfigAutoConfiguration {
 	public PolarisConfigChangeEventListener polarisConfigChangeEventListener() {
 		return new PolarisConfigChangeEventListener();
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/PolarisConfigBootstrapAutoConfiguration.java

@@ -40,8 +40,7 @@ import org.springframework.core.env.Environment;
  */
 @Configuration(proxyBeanMethods = false)
 @ConditionalOnPolarisEnabled
-@ConditionalOnProperty(value = "spring.cloud.polaris.config.enabled",
-		matchIfMissing = true)
+@ConditionalOnProperty(value = "spring.cloud.polaris.config.enabled", matchIfMissing = true)
 @Import(PolarisContextAutoConfiguration.class)
 public class PolarisConfigBootstrapAutoConfiguration {
 
@@ -80,5 +79,4 @@ public class PolarisConfigBootstrapAutoConfiguration {
 			PolarisContextProperties polarisContextProperties) {
 		return new ConfigurationModifier(polarisConfigProperties, polarisContextProperties);
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/adapter/PolarisConfigFileLocator.java

@@ -52,8 +52,7 @@ import org.springframework.util.StringUtils;
 @Order(0)
 public class PolarisConfigFileLocator implements PropertySourceLocator {
 
-	private static final Logger LOGGER = LoggerFactory
-			.getLogger(PolarisConfigFileLocator.class);
+	private static final Logger LOGGER = LoggerFactory.getLogger(PolarisConfigFileLocator.class);
 
 	private static final String POLARIS_CONFIG_PROPERTY_SOURCE_NAME = "polaris-config";
 
@@ -115,7 +114,7 @@ public class PolarisConfigFileLocator implements PropertySourceLocator {
 	private List<ConfigFileMetadata> getInternalConfigFiles() {
 		String namespace = polarisContextProperties.getNamespace();
 		String serviceName = polarisContextProperties.getService();
-		if (StringUtils.isEmpty(serviceName)) {
+		if (!StringUtils.hasText(serviceName)) {
 			serviceName = environment.getProperty("spring.application.name");
 		}
 
@@ -125,7 +124,7 @@ public class PolarisConfigFileLocator implements PropertySourceLocator {
 		String[] activeProfiles = environment.getActiveProfiles();
 
 		for (String activeProfile : activeProfiles) {
-			if (StringUtils.isEmpty(activeProfile)) {
+			if (!StringUtils.hasText(activeProfile)) {
 				continue;
 			}
 
@@ -137,7 +136,7 @@ public class PolarisConfigFileLocator implements PropertySourceLocator {
 		internalConfigFiles.add(new DefaultConfigFileMetadata(namespace, serviceName, "application.yml"));
 
 		for (String activeProfile : activeProfiles) {
-			if (StringUtils.isEmpty(activeProfile)) {
+			if (!StringUtils.hasText(activeProfile)) {
 				continue;
 			}
 
@@ -160,9 +159,8 @@ public class PolarisConfigFileLocator implements PropertySourceLocator {
 		for (ConfigFileGroup configFileGroup : configFileGroups) {
 			String group = configFileGroup.getName();
 
-			if (StringUtils.isEmpty(group)) {
-				throw new IllegalArgumentException(
-						"polaris config group name cannot be empty.");
+			if (!StringUtils.hasText(group)) {
+				throw new IllegalArgumentException("polaris config group name cannot be empty.");
 			}
 
 			List<String> files = configFileGroup.getFiles();
@@ -171,16 +169,14 @@ public class PolarisConfigFileLocator implements PropertySourceLocator {
 			}
 
 			for (String fileName : files) {
-				PolarisPropertySource polarisPropertySource = loadPolarisPropertySource(
-						namespace, group, fileName);
+				PolarisPropertySource polarisPropertySource = loadPolarisPropertySource(namespace, group, fileName);
 
 				compositePropertySource.addPropertySource(polarisPropertySource);
 
 				polarisPropertySourceManager.addPropertySource(polarisPropertySource);
 
-				LOGGER.info(
-						"[SCT Config] Load and inject polaris config file success. namespace = {}, group = {}, fileName = {}",
-						namespace, group, fileName);
+				LOGGER.info("[SCT Config] Load and inject polaris config file success."
+						+ " namespace = {}, group = {}, fileName = {}", namespace, group, fileName);
 			}
 		}
 	}
@@ -189,21 +185,18 @@ public class PolarisConfigFileLocator implements PropertySourceLocator {
 			String group, String fileName) {
 		ConfigKVFile configKVFile;
 		// unknown extension is resolved as properties file
-		if (ConfigFileFormat.isPropertyFile(fileName)
-				|| ConfigFileFormat.isUnknownFile(fileName)) {
+		if (ConfigFileFormat.isPropertyFile(fileName) || ConfigFileFormat.isUnknownFile(fileName)) {
 			configKVFile = configFileService.getConfigPropertiesFile(namespace, group, fileName);
 		}
 		else if (ConfigFileFormat.isYamlFile(fileName)) {
 			configKVFile = configFileService.getConfigYamlFile(namespace, group, fileName);
 		}
 		else {
-			LOGGER.warn(
-					"[SCT Config] Unsupported config file. namespace = {}, group = {}, fileName = {}",
+			LOGGER.warn("[SCT Config] Unsupported config file. namespace = {}, group = {}, fileName = {}",
 					namespace, group, fileName);
 
-			throw new IllegalStateException(
-					"Only configuration files in the format of properties / yaml / yaml"
-							+ " can be injected into the spring context");
+			throw new IllegalStateException("Only configuration files in the format of properties / yaml / yaml"
+					+ " can be injected into the spring context");
 		}
 
 		Map<String, Object> map = new ConcurrentHashMap<>();
@@ -213,5 +206,4 @@ public class PolarisConfigFileLocator implements PropertySourceLocator {
 
 		return new PolarisPropertySource(namespace, group, fileName, configKVFile, map);
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/adapter/PolarisPropertySource.java

@@ -74,5 +74,4 @@ public class PolarisPropertySource extends MapPropertySource {
 		return "PolarisPropertySource{" + "namespace='" + namespace + '\'' + ", group='"
 				+ group + '\'' + ", fileName='" + fileName + '\'' + '}';
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/adapter/PolarisPropertySourceAutoRefresher.java

@@ -23,7 +23,6 @@ import java.util.Map;
 import java.util.concurrent.atomic.AtomicBoolean;
 
 import com.tencent.cloud.polaris.config.config.PolarisConfigProperties;
-import com.tencent.polaris.configuration.api.core.ConfigKVFileChangeEvent;
 import com.tencent.polaris.configuration.api.core.ConfigKVFileChangeListener;
 import com.tencent.polaris.configuration.api.core.ConfigPropertyChangeInfo;
 import org.slf4j.Logger;
@@ -46,18 +45,14 @@ import org.springframework.util.CollectionUtils;
 public class PolarisPropertySourceAutoRefresher
 		implements ApplicationListener<ApplicationReadyEvent>, ApplicationContextAware {
 
-	private static final Logger LOGGER = LoggerFactory
-			.getLogger(PolarisPropertySourceAutoRefresher.class);
+	private static final Logger LOGGER = LoggerFactory.getLogger(PolarisPropertySourceAutoRefresher.class);
 
 	private final PolarisConfigProperties polarisConfigProperties;
 
 	private final PolarisPropertySourceManager polarisPropertySourceManager;
-
-	private ApplicationContext applicationContext;
-
 	private final ContextRefresher contextRefresher;
-
 	private final AtomicBoolean registered = new AtomicBoolean(false);
+	private ApplicationContext applicationContext;
 
 	public PolarisPropertySourceAutoRefresher(
 			PolarisConfigProperties polarisConfigProperties,
@@ -69,8 +64,7 @@ public class PolarisPropertySourceAutoRefresher
 	}
 
 	@Override
-	public void setApplicationContext(ApplicationContext applicationContext)
-			throws BeansException {
+	public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
 		this.applicationContext = applicationContext;
 	}
 
@@ -84,8 +78,7 @@ public class PolarisPropertySourceAutoRefresher
 			return;
 		}
 
-		List<PolarisPropertySource> polarisPropertySources = polarisPropertySourceManager
-				.getAllPropertySources();
+		List<PolarisPropertySource> polarisPropertySources = polarisPropertySourceManager.getAllPropertySources();
 		if (CollectionUtils.isEmpty(polarisPropertySources)) {
 			return;
 		}
@@ -97,45 +90,36 @@ public class PolarisPropertySourceAutoRefresher
 		// register polaris config publish event
 		for (PolarisPropertySource polarisPropertySource : polarisPropertySources) {
 			polarisPropertySource.getConfigKVFile()
-					.addChangeListener(new ConfigKVFileChangeListener() {
-						@Override
-						public void onChange(
-								ConfigKVFileChangeEvent configKVFileChangeEvent) {
-							LOGGER.info(
-									"[SCT Config]  received polaris config change event and will refresh spring context."
-											+ "namespace = {}, group = {}, fileName = {}",
-									polarisPropertySource.getNamespace(),
-									polarisPropertySource.getGroup(),
-									polarisPropertySource.getFileName());
-
-							Map<String, Object> source = polarisPropertySource
-									.getSource();
-
-							for (String changedKey : configKVFileChangeEvent
-									.changedKeys()) {
-								ConfigPropertyChangeInfo configPropertyChangeInfo = configKVFileChangeEvent
-										.getChangeInfo(changedKey);
-
-								LOGGER.info("[SCT Config] changed property = {}",
-										configPropertyChangeInfo);
-
-								switch (configPropertyChangeInfo.getChangeType()) {
-								case MODIFIED:
-								case ADDED:
-									source.put(changedKey,
-											configPropertyChangeInfo.getNewValue());
-									break;
-								case DELETED:
-									source.remove(changedKey);
-									break;
-								}
+					.addChangeListener((ConfigKVFileChangeListener) configKVFileChangeEvent -> {
+						LOGGER.info(
+								"[SCT Config]  received polaris config change event and will refresh spring context."
+										+ "namespace = {}, group = {}, fileName = {}",
+								polarisPropertySource.getNamespace(),
+								polarisPropertySource.getGroup(),
+								polarisPropertySource.getFileName());
+
+						Map<String, Object> source = polarisPropertySource.getSource();
+
+						for (String changedKey : configKVFileChangeEvent.changedKeys()) {
+							ConfigPropertyChangeInfo configPropertyChangeInfo = configKVFileChangeEvent
+									.getChangeInfo(changedKey);
+
+							LOGGER.info("[SCT Config] changed property = {}", configPropertyChangeInfo);
+
+							switch (configPropertyChangeInfo.getChangeType()) {
+							case MODIFIED:
+							case ADDED:
+								source.put(changedKey, configPropertyChangeInfo.getNewValue());
+								break;
+							case DELETED:
+								source.remove(changedKey);
+								break;
 							}
-
-							// rebuild beans with @RefreshScope annotation
-							contextRefresher.refresh();
 						}
+
+						// rebuild beans with @RefreshScope annotation
+						contextRefresher.refresh();
 					});
 		}
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/adapter/PolarisPropertySourceManager.java

@@ -33,12 +33,10 @@ public class PolarisPropertySourceManager {
 	private final Map<String, PolarisPropertySource> polarisPropertySources = new ConcurrentHashMap<>();
 
 	public void addPropertySource(PolarisPropertySource polarisPropertySource) {
-		polarisPropertySources.putIfAbsent(polarisPropertySource.getPropertySourceName(),
-				polarisPropertySource);
+		polarisPropertySources.putIfAbsent(polarisPropertySource.getPropertySourceName(), polarisPropertySource);
 	}
 
 	public List<PolarisPropertySource> getAllPropertySources() {
 		return new ArrayList<>(polarisPropertySources.values());
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/annotation/PolarisConfigAnnotationProcessor.java

@@ -96,10 +96,8 @@ public class PolarisConfigAnnotationProcessor implements BeanPostProcessor, Prio
 		Set<String> interestedKeys =
 				annotatedInterestedKeys.length > 0 ? Sets.newHashSet(annotatedInterestedKeys) : null;
 		Set<String> interestedKeyPrefixes =
-				annotatedInterestedKeyPrefixes.length > 0 ? Sets.newHashSet(annotatedInterestedKeyPrefixes)
-						: null;
+				annotatedInterestedKeyPrefixes.length > 0 ? Sets.newHashSet(annotatedInterestedKeyPrefixes) : null;
 
 		addChangeListener(configChangeListener, interestedKeys, interestedKeyPrefixes);
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/annotation/PolarisConfigKVFileChangeListener.java

@@ -54,5 +54,4 @@ public @interface PolarisConfigKVFileChangeListener {
 	 * @return interested key-prefixed in the listener
 	 */
 	String[] interestedKeyPrefixes() default {};
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/config/ConfigFileGroup.java

@@ -56,5 +56,4 @@ public class ConfigFileGroup {
 	public String toString() {
 		return "ConfigFileGroup{" + "name='" + name + '\'' + ", file=" + files + '}';
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/config/PolarisConfigProperties.java

@@ -94,5 +94,4 @@ public class PolarisConfigProperties {
 	public void setGroups(List<ConfigFileGroup> groups) {
 		this.groups = groups;
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/enums/ConfigFileFormat.java

@@ -80,5 +80,4 @@ public enum ConfigFileFormat {
 		}
 		return true;
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/listener/ConfigChangeEvent.java

@@ -84,5 +84,4 @@ public final class ConfigChangeEvent {
 	public Set<String> interestedChangedKeys() {
 		return interestedChangedKeys;
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/listener/ConfigChangeListener.java

@@ -31,5 +31,4 @@ public interface ConfigChangeListener {
 	 * @param changeEvent the event for this change
 	 */
 	void onChange(ConfigChangeEvent changeEvent);
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/listener/PolarisConfigChangeEventListener.java

@@ -107,5 +107,4 @@ public final class PolarisConfigChangeEventListener implements ApplicationListen
 		});
 		return ret;
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/main/java/com/tencent/cloud/polaris/config/listener/PolarisConfigListenerContext.java

@@ -52,6 +52,7 @@ import static com.tencent.polaris.configuration.api.core.ChangeType.MODIFIED;
  * <p>Refer to the Apollo project implementation：
  * <code><a href=https://github.com/apolloconfig/apollo/blob/master/apollo-client/src/main/java/com/ctrip/framework/apollo/internals/AbstractConfig.java>
  *     AbstractConfig</a></code>
+ *
  * @author Palmer Xu 2022-06-06
  */
 public final class PolarisConfigListenerContext {
@@ -60,32 +61,30 @@ public final class PolarisConfigListenerContext {
 	 * Logger instance.
 	 */
 	private static final Logger LOG = LoggerFactory.getLogger(PolarisConfigListenerContext.class);
-
 	/**
 	 * Execute service Atomic Reference Cache .
 	 */
 	private static final AtomicReference<ExecutorService> EAR = new AtomicReference<>();
-
 	/**
 	 * All custom {@link ConfigChangeListener} instance defined in application .
 	 */
 	private static final List<ConfigChangeListener> listeners = Lists.newCopyOnWriteArrayList();
-
 	/**
 	 * All custom interested keys defined in application .
 	 */
 	private static final Map<ConfigChangeListener, Set<String>> interestedKeys = Maps.newHashMap();
-
 	/**
 	 * All custom interested key prefixes defined in application .
 	 */
 	private static final Map<ConfigChangeListener, Set<String>> interestedKeyPrefixes = Maps.newHashMap();
-
 	/**
 	 * Cache all latest configuration information for users in the application environment .
 	 */
 	private static final Cache<String, Object> properties = CacheBuilder.newBuilder().build();
 
+	private PolarisConfigListenerContext() {
+	}
+
 	/**
 	 * Get or Created new execute server .
 	 * @return execute service instance of {@link ExecutorService}
@@ -273,5 +272,4 @@ public final class PolarisConfigListenerContext {
 
 		return Collections.unmodifiableSet(interestedChangedKeys);
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/test/java/com/tencent/cloud/polaris/config/adapter/MockedConfigKVFile.java

@@ -31,7 +31,8 @@ import com.tencent.polaris.configuration.api.core.ConfigKVFileChangeListener;
 
 /**
  * Mock config kv file for test.
- *@author lepdou 2022-06-11
+ *
+ * @author lepdou 2022-06-11
  */
 public class MockedConfigKVFile implements ConfigKVFile {
 

spring-cloud-starter-tencent-polaris-config/src/test/java/com/tencent/cloud/polaris/config/adapter/PolarisConfigFileLocatorTest.java

@@ -41,12 +41,15 @@ import org.springframework.core.env.PropertySource;
 import static org.mockito.Mockito.when;
 
 /**
- * test for {@link PolarisConfigFileLocator}
- *@author lepdou 2022-06-11
+ * test for {@link PolarisConfigFileLocator}.
+ *
+ * @author lepdou 2022-06-11
  */
 @RunWith(MockitoJUnitRunner.class)
 public class PolarisConfigFileLocatorTest {
 
+	private final String testNamespace = "testNamespace";
+	private final String testServiceName = "testServiceName";
 	@Mock
 	private PolarisConfigProperties polarisConfigProperties;
 	@Mock
@@ -58,9 +61,6 @@ public class PolarisConfigFileLocatorTest {
 	@Mock
 	private Environment environment;
 
-	private final String testNamespace = "testNamespace";
-	private final String testServiceName = "testServiceName";
-
 	@Test
 	public void testLoadApplicationPropertiesFile() {
 		PolarisConfigFileLocator locator = new PolarisConfigFileLocator(polarisConfigProperties, polarisContextProperties,

spring-cloud-starter-tencent-polaris-config/src/test/java/com/tencent/cloud/polaris/config/adapter/PolarisPropertiesSourceAutoRefresherTest.java

@@ -38,12 +38,16 @@ import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 /**
- * test for {@link PolarisPropertySourceAutoRefresher}
- *@author lepdou 2022-06-11
+ * test for {@link PolarisPropertySourceAutoRefresher}.
+ *
+ * @author lepdou 2022-06-11
  */
 @RunWith(MockitoJUnitRunner.class)
 public class PolarisPropertiesSourceAutoRefresherTest {
 
+	private final String testNamespace = "testNamespace";
+	private final String testServiceName = "testServiceName";
+	private final String testFileName = "application.properties";
 	@Mock
 	private PolarisConfigProperties polarisConfigProperties;
 	@Mock
@@ -51,10 +55,6 @@ public class PolarisPropertiesSourceAutoRefresherTest {
 	@Mock
 	private ContextRefresher contextRefresher;
 
-	private final String testNamespace = "testNamespace";
-	private final String testServiceName = "testServiceName";
-	private final String testFileName = "application.properties";
-
 	@Test
 	public void testConfigFileChanged() {
 		PolarisPropertySourceAutoRefresher refresher = new PolarisPropertySourceAutoRefresher(polarisConfigProperties,
@@ -118,5 +118,4 @@ public class PolarisPropertiesSourceAutoRefresherTest {
 		Assert.assertEquals("v1", polarisPropertySource.getProperty("k1"));
 		verify(contextRefresher).refresh();
 	}
-
 }

spring-cloud-starter-tencent-polaris-config/src/test/java/com/tencent/cloud/polaris/config/listener/ConfigChangeListenerTest.java

@@ -39,13 +39,13 @@ import static org.springframework.boot.test.context.SpringBootTest.WebEnvironmen
 
 /**
  * Integration testing for change listener.
- *@author lepdou 2022-06-11
+ *
+ * @author lepdou 2022-06-11
  */
 @RunWith(SpringRunner.class)
 @SpringBootTest(webEnvironment = DEFINED_PORT,
 		classes = ConfigChangeListenerTest.TestApplication.class,
-		properties = {"server.port=8081",
-				"spring.config.location = classpath:application-test.yml"})
+		properties = {"server.port=8081", "spring.config.location = classpath:application-test.yml"})
 public class ConfigChangeListenerTest {
 
 	@Autowired
@@ -120,5 +120,4 @@ public class ConfigChangeListenerTest {
 			}
 		}
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/DiscoveryConfigModifier.java

@@ -27,9 +27,9 @@ import com.tencent.polaris.plugins.router.healthy.RecoverRouterConfig;
 import org.springframework.beans.factory.annotation.Autowired;
 
 /**
- *  Spring Cloud Tencent config Override polaris config.
+ * Spring Cloud Tencent config Override polaris config.
  *
- *@author lepdou 2022-04-24
+ * @author lepdou 2022-04-24
  */
 public class DiscoveryConfigModifier implements PolarisConfigModifier {
 

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/DiscoveryPropertiesAutoConfiguration.java

@@ -56,15 +56,13 @@ public class DiscoveryPropertiesAutoConfiguration {
 
 	@Bean
 	@ConditionalOnMissingBean
-	public ProviderAPI polarisProvider(SDKContext polarisContext)
-			throws PolarisException {
+	public ProviderAPI polarisProvider(SDKContext polarisContext) throws PolarisException {
 		return DiscoveryAPIFactory.createProviderAPIByContext(polarisContext);
 	}
 
 	@Bean
 	@ConditionalOnMissingBean
-	public ConsumerAPI polarisConsumer(SDKContext polarisContext)
-			throws PolarisException {
+	public ConsumerAPI polarisConsumer(SDKContext polarisContext) throws PolarisException {
 		return DiscoveryAPIFactory.createConsumerAPIByContext(polarisContext);
 	}
 
@@ -98,5 +96,4 @@ public class DiscoveryPropertiesAutoConfiguration {
 	public boolean isDiscoveryEnabled() {
 		return discoveryEnabled;
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/PolarisDiscoveryProperties.java

@@ -258,5 +258,4 @@ public class PolarisDiscoveryProperties {
 		}
 
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/discovery/ConditionalOnPolarisDiscoveryEnabled.java

@@ -28,6 +28,8 @@ import org.springframework.cloud.client.ConditionalOnDiscoveryEnabled;
 import org.springframework.context.annotation.Conditional;
 
 /**
+ * Condition if Polaris discovery is enabled.
+ *
  * @author Haotian Zhang, Andrew Shan, Jie Cheng
  */
 @Retention(RetentionPolicy.RUNTIME)

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/discovery/DiscoveryEnabledCondition.java

@@ -29,21 +29,17 @@ import org.springframework.core.type.AnnotatedTypeMetadata;
 public class DiscoveryEnabledCondition implements Condition {
 
 	@Override
-	public boolean matches(ConditionContext conditionContext,
-			AnnotatedTypeMetadata annotatedTypeMetadata) {
+	public boolean matches(ConditionContext conditionContext, AnnotatedTypeMetadata annotatedTypeMetadata) {
 
-		boolean isDiscoveryEnabled = Boolean
-				.parseBoolean(conditionContext.getEnvironment()
-						.getProperty("spring.cloud.polaris.discovery.enabled", "true"));
+		boolean isDiscoveryEnabled = Boolean.parseBoolean(
+				conditionContext.getEnvironment().getProperty("spring.cloud.polaris.discovery.enabled", "true"));
 
-		boolean isConsulDiscoveryEnabled = Boolean
-				.parseBoolean(conditionContext.getEnvironment()
-						.getProperty("spring.cloud.consul.enabled", "false"))
+		boolean isConsulDiscoveryEnabled = Boolean.parseBoolean(
+				conditionContext.getEnvironment().getProperty("spring.cloud.consul.enabled", "false"))
 				&& Boolean.parseBoolean(conditionContext.getEnvironment()
-						.getProperty("spring.cloud.consul.discovery.enabled", "true"));
+				.getProperty("spring.cloud.consul.discovery.enabled", "true"));
 
 		isDiscoveryEnabled |= isConsulDiscoveryEnabled;
 		return isDiscoveryEnabled;
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/discovery/PolarisDiscoveryAutoConfiguration.java

@@ -43,5 +43,4 @@ public class PolarisDiscoveryAutoConfiguration {
 			PolarisDiscoveryHandler polarisDiscoveryHandler) {
 		return new PolarisServiceDiscovery(polarisDiscoveryHandler);
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/discovery/PolarisDiscoveryClient.java

@@ -54,5 +54,4 @@ public class PolarisDiscoveryClient implements DiscoveryClient {
 	public List<String> getServices() {
 		return polarisServiceDiscovery.getServices();
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/discovery/PolarisDiscoveryClientConfiguration.java

@@ -33,15 +33,12 @@ import org.springframework.context.annotation.Configuration;
  */
 @Configuration(proxyBeanMethods = false)
 @ConditionalOnBlockingDiscoveryEnabled
-@AutoConfigureBefore({ SimpleDiscoveryClientAutoConfiguration.class,
-		CommonsClientAutoConfiguration.class })
+@AutoConfigureBefore({SimpleDiscoveryClientAutoConfiguration.class, CommonsClientAutoConfiguration.class})
 @AutoConfigureAfter(PolarisDiscoveryAutoConfiguration.class)
 public class PolarisDiscoveryClientConfiguration {
 
 	@Bean
-	public DiscoveryClient polarisDiscoveryClient(
-			PolarisServiceDiscovery polarisServiceDiscovery) {
+	public DiscoveryClient polarisDiscoveryClient(PolarisServiceDiscovery polarisServiceDiscovery) {
 		return new PolarisDiscoveryClient(polarisServiceDiscovery);
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/discovery/PolarisDiscoveryHandler.java

@@ -53,6 +53,7 @@ public class PolarisDiscoveryHandler {
 
 	/**
 	 * Get a list of healthy instances.
+	 *
 	 * @param service service name
 	 * @return list of healthy instances
 	 */
@@ -66,6 +67,7 @@ public class PolarisDiscoveryHandler {
 
 	/**
 	 * Return all instances for the given service.
+	 *
 	 * @param service serviceName
 	 * @return list of instances
 	 */
@@ -87,6 +89,7 @@ public class PolarisDiscoveryHandler {
 
 	/**
 	 * Return all service for given namespace.
+	 *
 	 * @return service list
 	 */
 	public ServicesResponse GetServices() {
@@ -95,5 +98,4 @@ public class PolarisDiscoveryHandler {
 		request.setNamespace(namespace);
 		return polarisConsumer.getServices(request);
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/discovery/PolarisServiceDiscovery.java

@@ -31,6 +31,8 @@ import com.tencent.polaris.api.rpc.InstancesResponse;
 import org.springframework.cloud.client.ServiceInstance;
 
 /**
+ * Polaris service discovery service.
+ *
  * @author Haotian Zhang, Andrew Shan, Jie Cheng
  */
 public class PolarisServiceDiscovery {
@@ -49,8 +51,7 @@ public class PolarisServiceDiscovery {
 	 */
 	public List<ServiceInstance> getInstances(String serviceId) throws PolarisException {
 		List<ServiceInstance> instances = new ArrayList<>();
-		InstancesResponse filteredInstances = polarisDiscoveryHandler
-				.getHealthyInstances(serviceId);
+		InstancesResponse filteredInstances = polarisDiscoveryHandler.getHealthyInstances(serviceId);
 		ServiceInstances serviceInstances = filteredInstances.toServiceInstances();
 		for (Instance instance : serviceInstances.getInstances()) {
 			instances.add(new PolarisServiceInstance(instance));
@@ -67,5 +68,4 @@ public class PolarisServiceDiscovery {
 		return polarisDiscoveryHandler.GetServices().getServices().stream()
 				.map(ServiceInfo::getService).collect(Collectors.toList());
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/discovery/reactive/PolarisReactiveDiscoveryClient.java

@@ -38,13 +38,11 @@ import org.springframework.cloud.client.discovery.ReactiveDiscoveryClient;
  */
 public class PolarisReactiveDiscoveryClient implements ReactiveDiscoveryClient {
 
-	private static final Logger log = LoggerFactory
-			.getLogger(PolarisReactiveDiscoveryClient.class);
+	private static final Logger LOG = LoggerFactory.getLogger(PolarisReactiveDiscoveryClient.class);
 
-	private PolarisServiceDiscovery polarisServiceDiscovery;
+	private final PolarisServiceDiscovery polarisServiceDiscovery;
 
-	public PolarisReactiveDiscoveryClient(
-			PolarisServiceDiscovery polarisServiceDiscovery) {
+	public PolarisReactiveDiscoveryClient(PolarisServiceDiscovery polarisServiceDiscovery) {
 		this.polarisServiceDiscovery = polarisServiceDiscovery;
 	}
 
@@ -55,7 +53,6 @@ public class PolarisReactiveDiscoveryClient implements ReactiveDiscoveryClient {
 
 	@Override
 	public Flux<ServiceInstance> getInstances(String serviceId) {
-
 		return Mono.justOrEmpty(serviceId).flatMapMany(loadInstancesFromPolaris())
 				.subscribeOn(Schedulers.boundedElastic());
 	}
@@ -66,7 +63,7 @@ public class PolarisReactiveDiscoveryClient implements ReactiveDiscoveryClient {
 				return Flux.fromIterable(polarisServiceDiscovery.getInstances(serviceId));
 			}
 			catch (PolarisException e) {
-				log.error("get service instance[{}] from polaris error!", serviceId, e);
+				LOG.error("get service instance[{}] from polaris error!", serviceId, e);
 				return Flux.empty();
 			}
 		};
@@ -79,10 +76,9 @@ public class PolarisReactiveDiscoveryClient implements ReactiveDiscoveryClient {
 				return Flux.fromIterable(polarisServiceDiscovery.getServices());
 			}
 			catch (Exception e) {
-				log.error("get services from polaris server fail,", e);
+				LOG.error("get services from polaris server fail,", e);
 				return Flux.empty();
 			}
 		}).subscribeOn(Schedulers.boundedElastic());
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/discovery/reactive/PolarisReactiveDiscoveryClientConfiguration.java

@@ -47,5 +47,4 @@ public class PolarisReactiveDiscoveryClientConfiguration {
 			PolarisServiceDiscovery polarisServiceDiscovery) {
 		return new PolarisReactiveDiscoveryClient(polarisServiceDiscovery);
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/discovery/refresh/PolarisRefreshApplicationReadyEventListener.java

@@ -39,7 +39,8 @@ import static com.tencent.cloud.polaris.discovery.refresh.PolarisServiceStatusCh
  *
  * @author Haotian Zhang
  */
-public class PolarisRefreshApplicationReadyEventListener implements ApplicationListener<ApplicationReadyEvent>, ApplicationEventPublisherAware, DisposableBean {
+public class PolarisRefreshApplicationReadyEventListener
+		implements ApplicationListener<ApplicationReadyEvent>, ApplicationEventPublisherAware, DisposableBean {
 
 	private static final Logger LOG = LoggerFactory.getLogger(PolarisRefreshApplicationReadyEventListener.class);
 	private static final int DELAY = 60;
@@ -48,7 +49,8 @@ public class PolarisRefreshApplicationReadyEventListener implements ApplicationL
 	private final ScheduledExecutorService refreshExecutor;
 	private ApplicationEventPublisher publisher;
 
-	public PolarisRefreshApplicationReadyEventListener(PolarisDiscoveryHandler polarisDiscoveryHandler, PolarisServiceStatusChangeListener polarisServiceStatusChangeListener) {
+	public PolarisRefreshApplicationReadyEventListener(PolarisDiscoveryHandler polarisDiscoveryHandler,
+			PolarisServiceStatusChangeListener polarisServiceStatusChangeListener) {
 		this.polarisDiscoveryHandler = polarisDiscoveryHandler;
 		this.polarisServiceStatusChangeListener = polarisServiceStatusChangeListener;
 		this.refreshExecutor = Executors.newSingleThreadScheduledExecutor(
@@ -86,7 +88,7 @@ public class PolarisRefreshApplicationReadyEventListener implements ApplicationL
 	}
 
 	@Override
-	public void destroy() throws Exception {
+	public void destroy() {
 		refreshExecutor.shutdown();
 	}
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/discovery/refresh/PolarisServiceStatusChangeListener.java

@@ -35,7 +35,8 @@ import org.springframework.context.ApplicationEventPublisherAware;
 import org.springframework.util.CollectionUtils;
 
 /**
- * Change listener of Polaris service info. When service info is created or deleted, or, instance of service is from 0 to
+ * Change listener of Polaris service info. When service info is created or deleted, or, instance of service is from
+ * 0 to many.
  *
  * @author Haotian Zhang
  */
@@ -78,8 +79,10 @@ public class PolarisServiceStatusChangeListener extends AbstractResourceEventLis
 				LOG.debug("receive service instances={} change event", svcEventKey);
 				ServiceInstancesByProto oldIns = (ServiceInstancesByProto) oldValue;
 				ServiceInstancesByProto newIns = (ServiceInstancesByProto) newValue;
-				if ((CollectionUtils.isEmpty(oldIns.getInstances()) && !CollectionUtils.isEmpty(newIns.getInstances())) ||
-						(!CollectionUtils.isEmpty(oldIns.getInstances()) && CollectionUtils.isEmpty(newIns.getInstances()))) {
+				if ((CollectionUtils.isEmpty(oldIns.getInstances())
+						&& !CollectionUtils.isEmpty(newIns.getInstances())) ||
+						(!CollectionUtils.isEmpty(oldIns.getInstances())
+								&& CollectionUtils.isEmpty(newIns.getInstances()))) {
 					LOG.info("Service status of {} is update.", newIns.getService());
 
 					// Trigger reload of gateway route cache.

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/extend/consul/ConsulContextProperties.java

@@ -164,7 +164,5 @@ public class ConsulContextProperties {
 		public int getOrder() {
 			return ModifierOrder.LAST;
 		}
-
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/registry/ConditionalOnPolarisRegisterEnabled.java

@@ -27,6 +27,8 @@ import com.tencent.cloud.polaris.context.ConditionalOnPolarisEnabled;
 import org.springframework.context.annotation.Conditional;
 
 /**
+ * Condition if Polaris registry is enabled.
+ *
  * @author Haotian Zhang, Andrew Shan, Jie Cheng
  */
 @Retention(RetentionPolicy.RUNTIME)

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/registry/PolarisAutoServiceRegistration.java

@@ -31,11 +31,9 @@ import org.springframework.util.StringUtils;
  *
  * @author Haotian Zhang, Andrew Shan, Jie Cheng
  */
-public class PolarisAutoServiceRegistration
-		extends AbstractAutoServiceRegistration<Registration> {
+public class PolarisAutoServiceRegistration extends AbstractAutoServiceRegistration<Registration> {
 
-	private static final Logger log = LoggerFactory
-			.getLogger(PolarisAutoServiceRegistration.class);
+	private static final Logger LOG = LoggerFactory.getLogger(PolarisAutoServiceRegistration.class);
 
 	private final PolarisRegistration registration;
 
@@ -62,7 +60,7 @@ public class PolarisAutoServiceRegistration
 	@Override
 	protected void register() {
 		if (!this.registration.isRegisterEnabled()) {
-			log.debug("Registration disabled.");
+			LOG.debug("Registration disabled.");
 			return;
 		}
 		if (this.registration.getPort() <= 0) {
@@ -96,5 +94,4 @@ public class PolarisAutoServiceRegistration
 		String appName = registration.getPolarisProperties().getService();
 		return StringUtils.isEmpty(appName) ? super.getAppName() : appName;
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/registry/PolarisRegistration.java

@@ -51,10 +51,8 @@ public class PolarisRegistration implements Registration, ServiceInstance {
 	private final SDKContext polarisContext;
 
 	private final StaticMetadataManager staticMetadataManager;
-
-	private Map<String, String> metadata;
-
 	private final String host;
+	private Map<String, String> metadata;
 
 	public PolarisRegistration(
 			DiscoveryPropertiesAutoConfiguration discoveryPropertiesAutoConfiguration,
@@ -89,8 +87,7 @@ public class PolarisRegistration implements Registration, ServiceInstance {
 
 	@Override
 	public boolean isSecure() {
-		return StringUtils.equalsIgnoreCase(polarisDiscoveryProperties.getProtocol(),
-				"https");
+		return StringUtils.equalsIgnoreCase(polarisDiscoveryProperties.getProtocol(), "https");
 	}
 
 	@Override

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/registry/PolarisServiceRegistry.java

@@ -51,8 +51,7 @@ import static org.springframework.util.ReflectionUtils.rethrowRuntimeException;
  */
 public class PolarisServiceRegistry implements ServiceRegistry<Registration> {
 
-	private static final Logger log = LoggerFactory
-			.getLogger(PolarisServiceRegistry.class);
+	private static final Logger LOG = LoggerFactory.getLogger(PolarisServiceRegistry.class);
 
 	private static final int ttl = 5;
 
@@ -82,9 +81,8 @@ public class PolarisServiceRegistry implements ServiceRegistry<Registration> {
 
 	@Override
 	public void register(Registration registration) {
-
 		if (StringUtils.isEmpty(registration.getServiceId())) {
-			log.warn("No service to register for polaris client...");
+			LOG.warn("No service to register for polaris client...");
 			return;
 		}
 		// Register instance.
@@ -107,7 +105,7 @@ public class PolarisServiceRegistry implements ServiceRegistry<Registration> {
 		try {
 			ProviderAPI providerClient = polarisDiscoveryHandler.getProviderAPI();
 			providerClient.register(instanceRegisterRequest);
-			log.info("polaris registry, {} {} {}:{} {} register finished",
+			LOG.info("polaris registry, {} {} {}:{} {} register finished",
 					polarisDiscoveryProperties.getNamespace(),
 					registration.getServiceId(), registration.getHost(),
 					registration.getPort(), staticMetadataManager.getMergedStaticMetadata());
@@ -120,19 +118,17 @@ public class PolarisServiceRegistry implements ServiceRegistry<Registration> {
 			}
 		}
 		catch (Exception e) {
-			log.error("polaris registry, {} register failed...{},",
-					registration.getServiceId(), registration, e);
+			LOG.error("polaris registry, {} register failed...{},", registration.getServiceId(), registration, e);
 			rethrowRuntimeException(e);
 		}
 	}
 
 	@Override
 	public void deregister(Registration registration) {
-
-		log.info("De-registering from Polaris Server now...");
+		LOG.info("De-registering from Polaris Server now...");
 
 		if (StringUtils.isEmpty(registration.getServiceId())) {
-			log.warn("No dom to de-register for polaris client...");
+			LOG.warn("No dom to de-register for polaris client...");
 			return;
 		}
 
@@ -148,15 +144,14 @@ public class PolarisServiceRegistry implements ServiceRegistry<Registration> {
 			providerClient.deRegister(deRegisterRequest);
 		}
 		catch (Exception e) {
-			log.error("ERR_POLARIS_DEREGISTER, de-register failed...{},", registration,
-					e);
+			LOG.error("ERR_POLARIS_DEREGISTER, de-register failed...{},", registration, e);
 		}
 		finally {
 			if (null != heartbeatExecutor) {
 				heartbeatExecutor.shutdown();
 			}
 		}
-		log.info("De-registration finished.");
+		LOG.info("De-registration finished.");
 	}
 
 	@Override
@@ -172,8 +167,7 @@ public class PolarisServiceRegistry implements ServiceRegistry<Registration> {
 	@Override
 	public Object getStatus(Registration registration) {
 		String serviceName = registration.getServiceId();
-		InstancesResponse instancesResponse = polarisDiscoveryHandler
-				.getInstances(serviceName);
+		InstancesResponse instancesResponse = polarisDiscoveryHandler.getInstances(serviceName);
 		Instance[] instances = instancesResponse.getInstances();
 		if (null == instances || instances.length == 0) {
 			return null;
@@ -207,13 +201,10 @@ public class PolarisServiceRegistry implements ServiceRegistry<Registration> {
 					}
 
 					String healthCheckUrl = String.format("http://%s:%s%s",
-							heartbeatRequest.getHost(), heartbeatRequest.getPort(),
-							healthCheckEndpoint);
+							heartbeatRequest.getHost(), heartbeatRequest.getPort(), healthCheckEndpoint);
 
 					if (!OkHttpUtil.get(healthCheckUrl, null)) {
-						log.error(
-								"backend service health check failed. health check endpoint = {}",
-								healthCheckEndpoint);
+						LOG.error("backend service health check failed. health check endpoint = {}", healthCheckEndpoint);
 						return;
 					}
 				}
@@ -221,12 +212,11 @@ public class PolarisServiceRegistry implements ServiceRegistry<Registration> {
 				polarisDiscoveryHandler.getProviderAPI().heartbeat(heartbeatRequest);
 			}
 			catch (PolarisException e) {
-				log.error("polaris heartbeat[{}]", e.getCode(), e);
+				LOG.error("polaris heartbeat[{}]", e.getCode(), e);
 			}
 			catch (Exception e) {
-				log.error("polaris heartbeat runtime error", e);
+				LOG.error("polaris heartbeat runtime error", e);
 			}
 		}, ttl, ttl, TimeUnit.SECONDS);
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/registry/PolarisServiceRegistryAutoConfiguration.java

@@ -43,8 +43,7 @@ import org.springframework.context.annotation.Configuration;
 @Configuration(proxyBeanMethods = false)
 @EnableConfigurationProperties
 @ConditionalOnPolarisRegisterEnabled
-@ConditionalOnProperty(value = "spring.cloud.service-registry.auto-registration.enabled",
-		matchIfMissing = true)
+@ConditionalOnProperty(value = "spring.cloud.service-registry.auto-registration.enabled", matchIfMissing = true)
 @AutoConfigureAfter({AutoServiceRegistrationConfiguration.class,
 		AutoServiceRegistrationAutoConfiguration.class,
 		PolarisDiscoveryAutoConfiguration.class})
@@ -73,7 +72,6 @@ public class PolarisServiceRegistryAutoConfiguration {
 			PolarisServiceRegistry registry,
 			AutoServiceRegistrationProperties autoServiceRegistrationProperties,
 			PolarisRegistration registration) {
-		return new PolarisAutoServiceRegistration(registry,
-				autoServiceRegistrationProperties, registration);
+		return new PolarisAutoServiceRegistration(registry, autoServiceRegistrationProperties, registration);
 	}
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/registry/RegisterEnabledCondition.java

@@ -29,19 +29,16 @@ import org.springframework.core.type.AnnotatedTypeMetadata;
 public class RegisterEnabledCondition implements Condition {
 
 	@Override
-	public boolean matches(ConditionContext conditionContext,
-			AnnotatedTypeMetadata annotatedTypeMetadata) {
+	public boolean matches(ConditionContext conditionContext, AnnotatedTypeMetadata annotatedTypeMetadata) {
 		boolean isRegisterEnabled = Boolean.parseBoolean(conditionContext.getEnvironment()
 				.getProperty("spring.cloud.polaris.discovery.register", "true"));
 
-		boolean isConsulRegisterEnabled = Boolean
-				.parseBoolean(conditionContext.getEnvironment()
-						.getProperty("spring.cloud.consul.enabled", "false"))
+		boolean isConsulRegisterEnabled = Boolean.parseBoolean(
+				conditionContext.getEnvironment().getProperty("spring.cloud.consul.enabled", "false"))
 				&& Boolean.parseBoolean(conditionContext.getEnvironment()
-						.getProperty("spring.cloud.consul.discovery.register", "true"));
+				.getProperty("spring.cloud.consul.discovery.register", "true"));
 
 		isRegisterEnabled |= isConsulRegisterEnabled;
 		return isRegisterEnabled;
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/ribbon/PolarisRibbonServerListConfiguration.java

@@ -36,12 +36,10 @@ public class PolarisRibbonServerListConfiguration {
 
 	@Bean
 	@ConditionalOnMissingBean
-	public ServerList<Server> ribbonServerList(
-			PolarisDiscoveryHandler polarisDiscoveryHandler,
+	public ServerList<Server> ribbonServerList(PolarisDiscoveryHandler polarisDiscoveryHandler,
 			IClientConfig iClientConfig) {
 		PolarisServerList serverList = new PolarisServerList(polarisDiscoveryHandler);
 		serverList.initWithNiwsConfig(iClientConfig);
 		return serverList;
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/ribbon/PolarisServerList.java

@@ -56,8 +56,7 @@ public class PolarisServerList extends AbstractServerList<Server> {
 	}
 
 	private List<Server> getServers() {
-		InstancesResponse allInstances = polarisDiscoveryHandler
-				.getHealthyInstances(serviceId);
+		InstancesResponse allInstances = polarisDiscoveryHandler.getHealthyInstances(serviceId);
 		ServiceInstances serviceInstances = allInstances.toServiceInstances();
 		List<Server> polarisServers = new ArrayList<>();
 		for (Instance instance : serviceInstances.getInstances()) {
@@ -74,5 +73,4 @@ public class PolarisServerList extends AbstractServerList<Server> {
 	public void initWithNiwsConfig(IClientConfig iClientConfig) {
 		this.serviceId = iClientConfig.getClientName();
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/main/java/com/tencent/cloud/polaris/util/OkHttpUtil.java

@@ -62,8 +62,7 @@ public final class OkHttpUtil {
 
 			if (response.isSuccessful() && Objects.nonNull(response.body())) {
 				String result = response.body().string();
-				logger.debug("exec get request, url: {} success，response data: {}", url,
-						result);
+				logger.debug("exec get request, url: {} success，response data: {}", url, result);
 				return true;
 			}
 		}
@@ -88,5 +87,4 @@ public final class OkHttpUtil {
 			});
 		}
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/DiscoveryPropertiesAutoConfigurationTest.java

@@ -41,7 +41,8 @@ public class DiscoveryPropertiesAutoConfigurationTest {
 	@Test
 	public void testDefaultInitialization() {
 		ApplicationContextRunner applicationContextRunner = new ApplicationContextRunner().withConfiguration(
-				AutoConfigurations.of(PolarisContextAutoConfiguration.class,
+				AutoConfigurations.of(
+						PolarisContextAutoConfiguration.class,
 						DiscoveryPropertiesAutoConfiguration.class));
 		applicationContextRunner.run(context -> {
 			assertThat(context).hasSingleBean(DiscoveryPropertiesAutoConfiguration.class);
@@ -57,7 +58,8 @@ public class DiscoveryPropertiesAutoConfigurationTest {
 	@Test
 	public void testInit() {
 		ApplicationContextRunner applicationContextRunner = new ApplicationContextRunner().withConfiguration(
-						AutoConfigurations.of(PolarisContextAutoConfiguration.class,
+						AutoConfigurations.of(
+								PolarisContextAutoConfiguration.class,
 								TestConfiguration.class,
 								DiscoveryPropertiesAutoConfiguration.class))
 				.withPropertyValues("spring.cloud.polaris.discovery.register=false")
@@ -65,7 +67,8 @@ public class DiscoveryPropertiesAutoConfigurationTest {
 				.withPropertyValues("spring.cloud.consul.discovery.enabled=false");
 		applicationContextRunner.run(context -> {
 			assertThat(context).hasSingleBean(DiscoveryPropertiesAutoConfiguration.class);
-			DiscoveryPropertiesAutoConfiguration discoveryPropertiesAutoConfiguration = context.getBean(DiscoveryPropertiesAutoConfiguration.class);
+			DiscoveryPropertiesAutoConfiguration discoveryPropertiesAutoConfiguration =
+					context.getBean(DiscoveryPropertiesAutoConfiguration.class);
 			assertThat(discoveryPropertiesAutoConfiguration.isRegisterEnabled()).isFalse();
 			assertThat(discoveryPropertiesAutoConfiguration.isDiscoveryEnabled()).isFalse();
 		});

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/DiscoveryPropertiesBootstrapAutoConfigurationTest.java

@@ -35,7 +35,8 @@ public class DiscoveryPropertiesBootstrapAutoConfigurationTest {
 	@Test
 	public void testDefaultInitialization() {
 		ApplicationContextRunner applicationContextRunner = new ApplicationContextRunner().withConfiguration(
-						AutoConfigurations.of(PolarisContextAutoConfiguration.class,
+						AutoConfigurations.of(
+								PolarisContextAutoConfiguration.class,
 								DiscoveryPropertiesBootstrapAutoConfiguration.class))
 				.withPropertyValues("spring.cloud.polaris.enabled=true");
 		applicationContextRunner.run(context -> {

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/discovery/PolarisDiscoveryAutoConfigurationTest.java

@@ -30,7 +30,6 @@ import org.junit.Test;
 import org.springframework.boot.autoconfigure.AutoConfigurations;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.boot.test.context.runner.WebApplicationContextRunner;
-import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
 import org.springframework.context.annotation.Configuration;
 
 import static com.tencent.polaris.test.common.Consts.PORT;
@@ -46,12 +45,12 @@ public class PolarisDiscoveryAutoConfigurationTest {
 
 	private static NamingServer namingServer;
 
-	private WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
-			.withConfiguration(
-					AutoConfigurations.of(PolarisContextAutoConfiguration.class,
-							PolarisDiscoveryAutoConfiguration.class,
-							PolarisDiscoveryClientConfiguration.class,
-							PolarisContextAutoConfiguration.class))
+	private final WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
+			.withConfiguration(AutoConfigurations.of(
+					PolarisContextAutoConfiguration.class,
+					PolarisDiscoveryAutoConfiguration.class,
+					PolarisDiscoveryClientConfiguration.class,
+					PolarisContextAutoConfiguration.class))
 			.withPropertyValues("spring.application.name=" + SERVICE_PROVIDER)
 			.withPropertyValues("server.port=" + PORT)
 			.withPropertyValues("spring.cloud.polaris.address=grpc://127.0.0.1:10081");
@@ -62,7 +61,7 @@ public class PolarisDiscoveryAutoConfigurationTest {
 	}
 
 	@AfterClass
-	public static void afterClass() throws Exception {
+	public static void afterClass() {
 		if (null != namingServer) {
 			namingServer.terminate();
 		}
@@ -80,9 +79,7 @@ public class PolarisDiscoveryAutoConfigurationTest {
 
 	@Configuration
 	@EnableAutoConfiguration
-	@EnableDiscoveryClient
 	static class PolarisDiscoveryAutoConfiguration {
 
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/discovery/PolarisDiscoveryClientConfigurationTest.java

@@ -26,7 +26,6 @@ import org.junit.Test;
 import org.springframework.boot.autoconfigure.AutoConfigurations;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.boot.test.context.runner.WebApplicationContextRunner;
-import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
 import org.springframework.context.annotation.Configuration;
 
 import static com.tencent.polaris.test.common.Consts.PORT;
@@ -42,11 +41,11 @@ public class PolarisDiscoveryClientConfigurationTest {
 
 	private static NamingServer namingServer;
 
-	private WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
-			.withConfiguration(
-					AutoConfigurations.of(PolarisContextAutoConfiguration.class,
-							PolarisDiscoveryClientConfiguration.class,
-							PolarisContextAutoConfiguration.class))
+	private final WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
+			.withConfiguration(AutoConfigurations.of(
+					PolarisContextAutoConfiguration.class,
+					PolarisDiscoveryClientConfiguration.class,
+					PolarisContextAutoConfiguration.class))
 			.withPropertyValues("spring.application.name=" + SERVICE_PROVIDER)
 			.withPropertyValues("server.port=" + PORT)
 			.withPropertyValues("spring.cloud.polaris.address=grpc://127.0.0.1:10081");
@@ -57,7 +56,7 @@ public class PolarisDiscoveryClientConfigurationTest {
 	}
 
 	@AfterClass
-	public static void afterClass() throws Exception {
+	public static void afterClass() {
 		if (null != namingServer) {
 			namingServer.terminate();
 		}
@@ -65,23 +64,18 @@ public class PolarisDiscoveryClientConfigurationTest {
 
 	@Test
 	public void testDefaultInitialization() {
-		this.contextRunner.run(context -> assertThat(context)
-				.hasSingleBean(PolarisDiscoveryClient.class));
+		this.contextRunner.run(context -> assertThat(context).hasSingleBean(PolarisDiscoveryClient.class));
 	}
 
 	@Test
 	public void testDiscoveryBlockingDisabled() {
-		this.contextRunner
-				.withPropertyValues("spring.cloud.discovery.blocking.enabled=false")
-				.run(context -> assertThat(context)
-						.doesNotHaveBean(PolarisDiscoveryClient.class));
+		this.contextRunner.withPropertyValues("spring.cloud.discovery.blocking.enabled=false")
+				.run(context -> assertThat(context).doesNotHaveBean(PolarisDiscoveryClient.class));
 	}
 
 	@Configuration
 	@EnableAutoConfiguration
-	@EnableDiscoveryClient
 	static class PolarisDiscoveryClientConfiguration {
 
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/discovery/PolarisDiscoveryClientTest.java

@@ -51,7 +51,6 @@ public class PolarisDiscoveryClientTest {
 
 	@Test
 	public void testGetInstances() {
-
 		when(polarisServiceDiscovery.getInstances(anyString()))
 				.thenReturn(singletonList(mock(PolarisServiceInstance.class)));
 
@@ -62,9 +61,7 @@ public class PolarisDiscoveryClientTest {
 
 	@Test
 	public void testGetServices() {
-
-		when(polarisServiceDiscovery.getServices())
-				.thenReturn(singletonList(SERVICE_PROVIDER));
+		when(polarisServiceDiscovery.getServices()).thenReturn(singletonList(SERVICE_PROVIDER));
 
 		List<String> services = client.getServices();
 

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/discovery/PolarisServiceDiscoveryTest.java

@@ -32,7 +32,6 @@ import org.springframework.boot.autoconfigure.AutoConfigurations;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.boot.test.context.runner.WebApplicationContextRunner;
 import org.springframework.cloud.client.ServiceInstance;
-import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
 import org.springframework.context.annotation.Configuration;
 
 import static com.tencent.polaris.test.common.Consts.NAMESPACE_TEST;
@@ -49,7 +48,7 @@ public class PolarisServiceDiscoveryTest {
 
 	private static NamingServer namingServer;
 
-	private WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
+	private final WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
 			.withConfiguration(AutoConfigurations.of(
 					PolarisContextAutoConfiguration.class,
 					PolarisServiceDiscoveryTest.PolarisPropertiesConfiguration.class,
@@ -73,12 +72,11 @@ public class PolarisServiceDiscoveryTest {
 		instanceParameter.setIsolated(false);
 		instanceParameter.setWeight(100);
 		ServiceKey serviceKey = new ServiceKey(NAMESPACE_TEST, SERVICE_PROVIDER);
-		namingServer.getNamingService().batchAddInstances(serviceKey, PORT, 3,
-				instanceParameter);
+		namingServer.getNamingService().batchAddInstances(serviceKey, PORT, 3, instanceParameter);
 	}
 
 	@AfterClass
-	public static void afterClass() throws Exception {
+	public static void afterClass() {
 		if (null != namingServer) {
 			namingServer.terminate();
 		}
@@ -87,10 +85,8 @@ public class PolarisServiceDiscoveryTest {
 	@Test
 	public void testGetInstances() {
 		this.contextRunner.run(context -> {
-			PolarisServiceDiscovery polarisServiceDiscovery = context
-					.getBean(PolarisServiceDiscovery.class);
-			List<ServiceInstance> serviceInstances = polarisServiceDiscovery
-					.getInstances(SERVICE_PROVIDER);
+			PolarisServiceDiscovery polarisServiceDiscovery = context.getBean(PolarisServiceDiscovery.class);
+			List<ServiceInstance> serviceInstances = polarisServiceDiscovery.getInstances(SERVICE_PROVIDER);
 			assertThat(serviceInstances.isEmpty()).isFalse();
 			assertThat(serviceInstances).hasSize(3);
 			assertThat(serviceInstances.get(0).getPort()).isEqualTo(PORT);
@@ -102,8 +98,7 @@ public class PolarisServiceDiscoveryTest {
 	@Test
 	public void testGetServices() throws PolarisException {
 		this.contextRunner.run(context -> {
-			PolarisServiceDiscovery polarisServiceDiscovery = context
-					.getBean(PolarisServiceDiscovery.class);
+			PolarisServiceDiscovery polarisServiceDiscovery = context.getBean(PolarisServiceDiscovery.class);
 			List<String> services = polarisServiceDiscovery.getServices();
 			assertThat(services.size()).isEqualTo(1);
 		});
@@ -112,9 +107,7 @@ public class PolarisServiceDiscoveryTest {
 
 	@Configuration
 	@EnableAutoConfiguration
-	@EnableDiscoveryClient
 	static class PolarisPropertiesConfiguration {
 
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/discovery/reactive/PolarisReactiveDiscoveryClientConfigurationTest.java

@@ -27,7 +27,6 @@ import org.junit.Test;
 import org.springframework.boot.autoconfigure.AutoConfigurations;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.boot.test.context.runner.WebApplicationContextRunner;
-import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
 import org.springframework.context.annotation.Configuration;
 
 import static com.tencent.polaris.test.common.Consts.PORT;
@@ -43,12 +42,12 @@ public class PolarisReactiveDiscoveryClientConfigurationTest {
 
 	private static NamingServer namingServer;
 
-	private WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
-			.withConfiguration(
-					AutoConfigurations.of(PolarisContextAutoConfiguration.class,
-							PolarisReactiveDiscoveryClientConfiguration.class,
-							PolarisDiscoveryClientConfiguration.class,
-							PolarisContextAutoConfiguration.class))
+	private final WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
+			.withConfiguration(AutoConfigurations.of(
+					PolarisContextAutoConfiguration.class,
+					PolarisReactiveDiscoveryClientConfiguration.class,
+					PolarisDiscoveryClientConfiguration.class,
+					PolarisContextAutoConfiguration.class))
 			.withPropertyValues("spring.application.name=" + SERVICE_PROVIDER)
 			.withPropertyValues("server.port=" + PORT)
 			.withPropertyValues("spring.cloud.polaris.address=grpc://127.0.0.1:10081");
@@ -59,7 +58,7 @@ public class PolarisReactiveDiscoveryClientConfigurationTest {
 	}
 
 	@AfterClass
-	public static void afterClass() throws Exception {
+	public static void afterClass() {
 		if (null != namingServer) {
 			namingServer.terminate();
 		}
@@ -73,9 +72,7 @@ public class PolarisReactiveDiscoveryClientConfigurationTest {
 
 	@Configuration
 	@EnableAutoConfiguration
-	@EnableDiscoveryClient
 	static class PolarisReactiveDiscoveryClientConfiguration {
 
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/discovery/reactive/PolarisReactiveDiscoveryClientTest.java

@@ -57,7 +57,6 @@ public class PolarisReactiveDiscoveryClientTest {
 
 	@Test
 	public void testGetInstances() throws PolarisException {
-
 		when(serviceDiscovery.getInstances(anyString())).thenAnswer(invocation -> {
 			String serviceName = invocation.getArgument(0);
 			if (SERVICE_PROVIDER.equalsIgnoreCase(serviceName)) {
@@ -79,7 +78,6 @@ public class PolarisReactiveDiscoveryClientTest {
 
 	@Test
 	public void testGetServices() throws PolarisException {
-
 		when(serviceDiscovery.getServices()).thenAnswer(invocation -> {
 			if (count == 0) {
 				count++;

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/discovery/refresh/PolarisServiceStatusChangeListenerTest.java

@@ -64,7 +64,8 @@ public class PolarisServiceStatusChangeListenerTest {
 		polarisServiceStatusChangeListener.setApplicationEventPublisher(publisher);
 
 		// Service update event
-		ServiceEventKey serviceUpdateEventKey = new ServiceEventKey(new ServiceKey(NAMESPACE_TEST, SERVICE_PROVIDER), ServiceEventKey.EventType.SERVICE);
+		ServiceEventKey serviceUpdateEventKey = new ServiceEventKey(
+				new ServiceKey(NAMESPACE_TEST, SERVICE_PROVIDER), ServiceEventKey.EventType.SERVICE);
 		ServiceInfo serviceInfo = new ServiceInfo();
 		serviceInfo.setNamespace(NAMESPACE_TEST);
 		serviceInfo.setService(SERVICE_PROVIDER);
@@ -81,7 +82,8 @@ public class PolarisServiceStatusChangeListenerTest {
 
 
 		// Instance update event
-		ServiceEventKey instanceUpdateEventKey = new ServiceEventKey(new ServiceKey(NAMESPACE_TEST, SERVICE_PROVIDER), ServiceEventKey.EventType.INSTANCE);
+		ServiceEventKey instanceUpdateEventKey = new ServiceEventKey(
+				new ServiceKey(NAMESPACE_TEST, SERVICE_PROVIDER), ServiceEventKey.EventType.INSTANCE);
 		DefaultInstance instance = new DefaultInstance();
 		instance.setNamespace(NAMESPACE_TEST);
 		instance.setService(SERVICE_PROVIDER);
@@ -96,7 +98,7 @@ public class PolarisServiceStatusChangeListenerTest {
 			instances.set(oldInstances, Collections.emptyList());
 			ServiceInstancesByProto newInstances = new ServiceInstancesByProto();
 			instances.set(newInstances, Collections.singletonList(instance));
-			polarisServiceStatusChangeListener.onResourceUpdated(serviceUpdateEventKey, oldInstances, newInstances);
+			polarisServiceStatusChangeListener.onResourceUpdated(instanceUpdateEventKey, oldInstances, newInstances);
 			verify(publisher, times(2)).publishEvent(any(ApplicationEvent.class));
 
 			// No need update
@@ -104,7 +106,7 @@ public class PolarisServiceStatusChangeListenerTest {
 			instances.set(oldInstances, Collections.singletonList(instance));
 			newInstances = new ServiceInstancesByProto();
 			instances.set(newInstances, Collections.singletonList(instance));
-			polarisServiceStatusChangeListener.onResourceUpdated(serviceUpdateEventKey, oldInstances, newInstances);
+			polarisServiceStatusChangeListener.onResourceUpdated(instanceUpdateEventKey, oldInstances, newInstances);
 			verify(publisher, times(2)).publishEvent(any(ApplicationEvent.class));
 		}
 		catch (NoSuchFieldException | IllegalAccessException e) {

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/registry/PolarisAutoServiceRegistrationTest.java

@@ -140,5 +140,4 @@ public class PolarisAutoServiceRegistrationTest {
 		doReturn(SERVICE_PROVIDER).when(polarisDiscoveryProperties).getService();
 		assertThat(polarisAutoServiceRegistration.getAppName()).isEqualTo(SERVICE_PROVIDER);
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/registry/PolarisServiceRegistryAutoConfigurationTest.java

@@ -28,7 +28,6 @@ import org.junit.Test;
 import org.springframework.boot.autoconfigure.AutoConfigurations;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.boot.test.context.runner.WebApplicationContextRunner;
-import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
 import org.springframework.cloud.client.serviceregistry.AutoServiceRegistrationAutoConfiguration;
 import org.springframework.context.annotation.Configuration;
 
@@ -45,11 +44,11 @@ public class PolarisServiceRegistryAutoConfigurationTest {
 
 	private static NamingServer namingServer;
 
-	private WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
-			.withConfiguration(
-					AutoConfigurations.of(PolarisContextAutoConfiguration.class,
-							PolarisServiceRegistryAutoConfiguration.class,
-							PolarisDiscoveryClientConfiguration.class))
+	private final WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
+			.withConfiguration(AutoConfigurations.of(
+					PolarisContextAutoConfiguration.class,
+					PolarisServiceRegistryAutoConfiguration.class,
+					PolarisDiscoveryClientConfiguration.class))
 			.withPropertyValues("spring.application.name=" + SERVICE_PROVIDER)
 			.withPropertyValues("server.port=" + PORT)
 			.withPropertyValues("spring.cloud.polaris.address=grpc://127.0.0.1:10081");
@@ -60,7 +59,7 @@ public class PolarisServiceRegistryAutoConfigurationTest {
 	}
 
 	@AfterClass
-	public static void afterClass() throws Exception {
+	public static void afterClass() {
 		if (null != namingServer) {
 			namingServer.terminate();
 		}
@@ -70,16 +69,13 @@ public class PolarisServiceRegistryAutoConfigurationTest {
 	public void testDefaultInitialization() {
 		this.contextRunner.run(context -> {
 			assertThat(context).hasSingleBean(PolarisDiscoveryAutoConfiguration.class);
-			assertThat(context)
-					.hasSingleBean(AutoServiceRegistrationAutoConfiguration.class);
+			assertThat(context).hasSingleBean(AutoServiceRegistrationAutoConfiguration.class);
 		});
 	}
 
 	@Configuration
 	@EnableAutoConfiguration
-	@EnableDiscoveryClient
 	static class PolarisServiceRegistryAutoConfiguration {
 
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/registry/PolarisServiceRegistryTest.java

@@ -49,17 +49,16 @@ public class PolarisServiceRegistryTest {
 
 	private static NamingServer namingServer;
 
-	private WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
-			.withConfiguration(
-					AutoConfigurations.of(PolarisContextAutoConfiguration.class,
-							PolarisPropertiesConfiguration.class,
-							PolarisDiscoveryClientConfiguration.class,
-							PolarisDiscoveryAutoConfiguration.class))
+	private final WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
+			.withConfiguration(AutoConfigurations.of(
+					PolarisContextAutoConfiguration.class,
+					PolarisPropertiesConfiguration.class,
+					PolarisDiscoveryClientConfiguration.class,
+					PolarisDiscoveryAutoConfiguration.class))
 			.withPropertyValues("spring.application.name=" + SERVICE_PROVIDER)
 			.withPropertyValues("server.port=" + PORT)
 			.withPropertyValues("spring.cloud.polaris.address=grpc://127.0.0.1:10081")
-			.withPropertyValues(
-					"spring.cloud.polaris.discovery.namespace=" + NAMESPACE_TEST)
+			.withPropertyValues("spring.cloud.polaris.discovery.namespace=" + NAMESPACE_TEST)
 			.withPropertyValues("spring.cloud.polaris.discovery.token=xxxxxx");
 
 	@BeforeClass
@@ -67,12 +66,11 @@ public class PolarisServiceRegistryTest {
 		namingServer = NamingServer.startNamingServer(10081);
 
 		// add service
-		namingServer.getNamingService()
-				.addService(new ServiceKey(NAMESPACE_TEST, SERVICE_PROVIDER));
+		namingServer.getNamingService().addService(new ServiceKey(NAMESPACE_TEST, SERVICE_PROVIDER));
 	}
 
 	@AfterClass
-	public static void afterClass() throws Exception {
+	public static void afterClass() {
 		if (null != namingServer) {
 			namingServer.terminate();
 		}
@@ -81,8 +79,7 @@ public class PolarisServiceRegistryTest {
 	@Test
 	public void testRegister() {
 		this.contextRunner.run(context -> {
-			PolarisServiceRegistry registry = context
-					.getBean(PolarisServiceRegistry.class);
+			PolarisServiceRegistry registry = context.getBean(PolarisServiceRegistry.class);
 			PolarisRegistration registration = Mockito.mock(PolarisRegistration.class);
 			when(registration.getHost()).thenReturn("127.0.0.1");
 			when(registration.getPort()).thenReturn(PORT);
@@ -114,8 +111,7 @@ public class PolarisServiceRegistryTest {
 	@Test
 	public void testDeRegister() {
 		this.contextRunner.run(context -> {
-			PolarisServiceRegistry registry = context
-					.getBean(PolarisServiceRegistry.class);
+			PolarisServiceRegistry registry = context.getBean(PolarisServiceRegistry.class);
 			PolarisRegistration registration = Mockito.mock(PolarisRegistration.class);
 			doReturn(null).when(registration).getServiceId();
 			try {
@@ -132,5 +128,4 @@ public class PolarisServiceRegistryTest {
 	static class PolarisPropertiesConfiguration {
 
 	}
-
 }

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/ribbon/PolarisDiscoveryRibbonAutoConfigurationTest.java

@@ -31,7 +31,7 @@ import static org.assertj.core.api.Assertions.assertThat;
  */
 public class PolarisDiscoveryRibbonAutoConfigurationTest {
 
-	private ApplicationContextRunner applicationContextRunner = new ApplicationContextRunner();
+	private final ApplicationContextRunner applicationContextRunner = new ApplicationContextRunner();
 
 	@Test
 	public void testDefaultInitialization() {

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/ribbon/PolarisRibbonServerListConfigurationTest.java

@@ -37,7 +37,7 @@ import static org.assertj.core.api.Assertions.assertThat;
  */
 public class PolarisRibbonServerListConfigurationTest {
 
-	private ApplicationContextRunner applicationContextRunner = new ApplicationContextRunner();
+	private final ApplicationContextRunner applicationContextRunner = new ApplicationContextRunner();
 
 	@Test
 	public void testDefaultInitialization() {

spring-cloud-starter-tencent-polaris-discovery/src/test/java/com/tencent/cloud/polaris/ribbon/PolarisServerListTest.java

@@ -54,18 +54,17 @@ public class PolarisServerListTest {
 
 	private static NamingServer namingServer;
 
-	private WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
-			.withConfiguration(
-					AutoConfigurations.of(PolarisContextAutoConfiguration.class,
-							PolarisServerListTest.PolarisPropertiesConfiguration.class,
-							PolarisDiscoveryClientConfiguration.class,
-							PolarisDiscoveryAutoConfiguration.class,
-							PolarisContextAutoConfiguration.class))
+	private final WebApplicationContextRunner contextRunner = new WebApplicationContextRunner()
+			.withConfiguration(AutoConfigurations.of(
+					PolarisContextAutoConfiguration.class,
+					PolarisServerListTest.PolarisPropertiesConfiguration.class,
+					PolarisDiscoveryClientConfiguration.class,
+					PolarisDiscoveryAutoConfiguration.class,
+					PolarisContextAutoConfiguration.class))
 			.withPropertyValues("spring.application.name=" + SERVICE_PROVIDER)
 			.withPropertyValues("server.port=" + PORT)
 			.withPropertyValues("spring.cloud.polaris.address=grpc://127.0.0.1:10081")
-			.withPropertyValues(
-					"spring.cloud.polaris.discovery.namespace=" + NAMESPACE_TEST)
+			.withPropertyValues("spring.cloud.polaris.discovery.namespace=" + NAMESPACE_TEST)
 			.withPropertyValues("spring.cloud.polaris.discovery.token=xxxxxx");
 
 	private IClientConfig iClientConfig;
@@ -75,12 +74,11 @@ public class PolarisServerListTest {
 		namingServer = NamingServer.startNamingServer(10081);
 
 		// add service
-		namingServer.getNamingService()
-				.addService(new ServiceKey(NAMESPACE_TEST, SERVICE_PROVIDER));
+		namingServer.getNamingService().addService(new ServiceKey(NAMESPACE_TEST, SERVICE_PROVIDER));
 	}
 
 	@AfterClass
-	public static void afterClass() throws Exception {
+	public static void afterClass() {
 		if (null != namingServer) {
 			namingServer.terminate();
 		}
@@ -97,8 +95,7 @@ public class PolarisServerListTest {
 	@Test
 	public void testGetInitialListOfServers() {
 		this.contextRunner.run(context -> {
-			PolarisDiscoveryHandler polarisDiscoveryHandler = context
-					.getBean(PolarisDiscoveryHandler.class);
+			PolarisDiscoveryHandler polarisDiscoveryHandler = context.getBean(PolarisDiscoveryHandler.class);
 			PolarisServerList serverList = new PolarisServerList(polarisDiscoveryHandler);
 			serverList.initWithNiwsConfig(iClientConfig);
 
@@ -110,8 +107,7 @@ public class PolarisServerListTest {
 	@Test
 	public void testGetUpdatedListOfServers() {
 		this.contextRunner.run(context -> {
-			PolarisDiscoveryHandler polarisDiscoveryHandler = context
-					.getBean(PolarisDiscoveryHandler.class);
+			PolarisDiscoveryHandler polarisDiscoveryHandler = context.getBean(PolarisDiscoveryHandler.class);
 			PolarisServerList serverList = new PolarisServerList(polarisDiscoveryHandler);
 			serverList.initWithNiwsConfig(iClientConfig);
 
@@ -121,8 +117,7 @@ public class PolarisServerListTest {
 			instanceParameter.setIsolated(false);
 			instanceParameter.setWeight(100);
 			ServiceKey serviceKey = new ServiceKey(NAMESPACE_TEST, SERVICE_PROVIDER);
-			namingServer.getNamingService().batchAddInstances(serviceKey, PORT, 3,
-					instanceParameter);
+			namingServer.getNamingService().batchAddInstances(serviceKey, PORT, 3, instanceParameter);
 
 			List<Server> servers = serverList.getUpdatedListOfServers();
 			assertThat(servers).hasSize(3);
@@ -135,8 +130,7 @@ public class PolarisServerListTest {
 	@Test
 	public void testProperties() {
 		this.contextRunner.run(context -> {
-			PolarisDiscoveryHandler polarisDiscoveryHandler = context
-					.getBean(PolarisDiscoveryHandler.class);
+			PolarisDiscoveryHandler polarisDiscoveryHandler = context.getBean(PolarisDiscoveryHandler.class);
 			PolarisServerList serverList = new PolarisServerList(polarisDiscoveryHandler);
 			serverList.initWithNiwsConfig(iClientConfig);
 
@@ -149,5 +143,4 @@ public class PolarisServerListTest {
 	static class PolarisPropertiesConfiguration {
 
 	}
-
 }

spring-cloud-starter-tencent-polaris-ratelimit/src/main/java/com/tencent/cloud/polaris/ratelimit/RateLimitRuleLabelResolver.java

@@ -34,7 +34,7 @@ import org.springframework.util.CollectionUtils;
 /**
  * resolve labels from rate limit rule.
  *
- *@author lepdou 2022-05-13
+ * @author lepdou 2022-05-13
  */
 public class RateLimitRuleLabelResolver {
 

spring-cloud-starter-tencent-polaris-ratelimit/src/main/java/com/tencent/cloud/polaris/ratelimit/config/PolarisRateLimitAutoConfiguration.java

@@ -95,7 +95,6 @@ public class PolarisRateLimitAutoConfiguration {
 			registrationBean.setOrder(RateLimitConstant.FILTER_ORDER);
 			return registrationBean;
 		}
-
 	}
 
 	/**
@@ -113,7 +112,5 @@ public class PolarisRateLimitAutoConfiguration {
 			return new QuotaCheckReactiveFilter(limitAPI, labelResolver,
 					polarisRateLimitProperties, rateLimitRuleLabelResolver);
 		}
-
 	}
-
 }

spring-cloud-starter-tencent-polaris-ratelimit/src/main/java/com/tencent/cloud/polaris/ratelimit/config/RateLimitConfigModifier.java

@@ -37,13 +37,11 @@ public class RateLimitConfigModifier implements PolarisConfigModifier {
 	@Override
 	public void modify(ConfigurationImpl configuration) {
 		// Update MaxQueuingTime.
-		configuration.getProvider().getRateLimit()
-				.setMaxQueuingTime(polarisRateLimitProperties.getMaxQueuingTime());
+		configuration.getProvider().getRateLimit().setMaxQueuingTime(polarisRateLimitProperties.getMaxQueuingTime());
 	}
 
 	@Override
 	public int getOrder() {
 		return ContextConstant.ModifierOrder.CIRCUIT_BREAKER_ORDER;
 	}
-
 }

spring-cloud-starter-tencent-polaris-ratelimit/src/main/java/com/tencent/cloud/polaris/ratelimit/constant/RateLimitConstant.java

@@ -44,5 +44,4 @@ public final class RateLimitConstant {
 
 	private RateLimitConstant() {
 	}
-
 }

spring-cloud-starter-tencent-polaris-ratelimit/src/main/java/com/tencent/cloud/polaris/ratelimit/filter/QuotaCheckReactiveFilter.java

@@ -162,5 +162,4 @@ public class QuotaCheckReactiveFilter implements WebFilter, Ordered {
 		Set<String> expressionLabels = rateLimitRuleLabelResolver.getExpressionLabelKeys(namespace, service);
 		return ExpressionLabelUtils.resolve(exchange, expressionLabels);
 	}
-
 }

spring-cloud-starter-tencent-polaris-ratelimit/src/main/java/com/tencent/cloud/polaris/ratelimit/filter/QuotaCheckServletFilter.java

@@ -144,8 +144,7 @@ public class QuotaCheckServletFilter extends OncePerRequestFilter {
 				return labelResolver.resolve(request);
 			}
 			catch (Throwable e) {
-				LOG.error("resolve custom label failed. resolver = {}",
-						labelResolver.getClass().getName(), e);
+				LOG.error("resolve custom label failed. resolver = {}", labelResolver.getClass().getName(), e);
 			}
 		}
 		return Collections.emptyMap();

spring-cloud-starter-tencent-polaris-ratelimit/src/main/java/com/tencent/cloud/polaris/ratelimit/spi/PolarisRateLimiterLabelReactiveResolver.java

@@ -35,5 +35,4 @@ public interface PolarisRateLimiterLabelReactiveResolver {
 	 * @return resolved labels
 	 */
 	Map<String, String> resolve(ServerWebExchange exchange);
-
 }

spring-cloud-starter-tencent-polaris-ratelimit/src/main/java/com/tencent/cloud/polaris/ratelimit/spi/PolarisRateLimiterLabelServletResolver.java

@@ -35,5 +35,4 @@ public interface PolarisRateLimiterLabelServletResolver {
 	 * @return resolved labels
 	 */
 	Map<String, String> resolve(HttpServletRequest request);
-
 }

spring-cloud-starter-tencent-polaris-ratelimit/src/main/java/com/tencent/cloud/polaris/ratelimit/utils/QuotaCheckUtils.java

@@ -57,5 +57,4 @@ public final class QuotaCheckUtils {
 					"get quota failed"));
 		}
 	}
-
 }

spring-cloud-starter-tencent-polaris-ratelimit/src/main/java/com/tencent/cloud/polaris/ratelimit/utils/RateLimitUtils.java

@@ -63,5 +63,4 @@ public final class RateLimitUtils {
 
 		return RateLimitConstant.QUOTA_LIMITED_INFO;
 	}
-
 }