refactor add provider info

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

@@ -41,7 +41,6 @@ import org.springframework.web.server.WebFilterChain;
 import static com.tencent.cloud.common.constant.ContextConstant.UTF_8;
 import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.CUSTOM_DISPOSABLE_METADATA;
 import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.CUSTOM_METADATA;
-import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.DEFAULT_DISPOSABLE_METADATA;
 
 /**
  * Filter used for storing the metadata from upstream temporarily when web application is
@@ -70,10 +69,10 @@ public class DecodeTransferMetadataReactiveFilter implements WebFilter, Ordered
 		mergedTransitiveMetadata.putAll(internalTransitiveMetadata);
 		mergedTransitiveMetadata.putAll(customTransitiveMetadata);
 
-		Map<String, String> internalCustomDisposableMetadata = getIntervalMetadata(serverHttpRequest, CUSTOM_DISPOSABLE_METADATA);
+		Map<String, String> internalDisposableMetadata = getIntervalMetadata(serverHttpRequest, CUSTOM_DISPOSABLE_METADATA);
-		Map<String, String> internalDefaultDisposableMetadata = getIntervalMetadata(serverHttpRequest, DEFAULT_DISPOSABLE_METADATA);
+		Map<String, String> mergedDisposableMetadata = new HashMap<>(internalDisposableMetadata);
 
-		MetadataContextHolder.init(mergedTransitiveMetadata, internalCustomDisposableMetadata, internalDefaultDisposableMetadata);
+		MetadataContextHolder.init(mergedTransitiveMetadata, mergedDisposableMetadata);
 
 		// Save to ServerWebExchange.
 		serverWebExchange.getAttributes().put(

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

@@ -42,7 +42,6 @@ import org.springframework.web.filter.OncePerRequestFilter;
 import static com.tencent.cloud.common.constant.ContextConstant.UTF_8;
 import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.CUSTOM_DISPOSABLE_METADATA;
 import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.CUSTOM_METADATA;
-import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.DEFAULT_DISPOSABLE_METADATA;
 
 /**
  * Filter used for storing the metadata from upstream temporarily when web application is
@@ -66,10 +65,10 @@ public class DecodeTransferMetadataServletFilter extends OncePerRequestFilter {
 		mergedTransitiveMetadata.putAll(internalTransitiveMetadata);
 		mergedTransitiveMetadata.putAll(customTransitiveMetadata);
 
-		Map<String, String> internalCustomDisposableMetadata = getInternalMetadata(httpServletRequest, CUSTOM_DISPOSABLE_METADATA);
+		Map<String, String> internalDisposableMetadata = getInternalMetadata(httpServletRequest, CUSTOM_DISPOSABLE_METADATA);
-		Map<String, String> internalDefaultDisposableMetadata = getInternalMetadata(httpServletRequest, DEFAULT_DISPOSABLE_METADATA);
+		Map<String, String> mergedDisposableMetadata = new HashMap<>(internalDisposableMetadata);
 
-		MetadataContextHolder.init(mergedTransitiveMetadata, internalCustomDisposableMetadata, internalDefaultDisposableMetadata);
+		MetadataContextHolder.init(mergedTransitiveMetadata, mergedDisposableMetadata);
 
 		TransHeadersTransfer.transfer(httpServletRequest);
 		try {

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

@@ -25,7 +25,6 @@ import com.tencent.cloud.common.constant.MetadataConstant;
 import com.tencent.cloud.common.metadata.MetadataContext;
 import com.tencent.cloud.common.metadata.MetadataContextHolder;
 import com.tencent.cloud.common.util.JacksonUtils;
-import com.tencent.cloud.metadata.util.DefaultTransferMedataUtils;
 import feign.RequestInterceptor;
 import feign.RequestTemplate;
 import org.slf4j.Logger;
@@ -38,7 +37,6 @@ import org.springframework.web.client.RestTemplate;
 import static com.tencent.cloud.common.constant.ContextConstant.UTF_8;
 import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.CUSTOM_DISPOSABLE_METADATA;
 import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.CUSTOM_METADATA;
-import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.DEFAULT_DISPOSABLE_METADATA;
 import static java.net.URLEncoder.encode;
 
 /**
@@ -63,12 +61,7 @@ public class EncodeTransferMedataFeignInterceptor implements RequestInterceptor,
 		Map<String, String> customMetadata = metadataContext.getCustomMetadata();
 		Map<String, String> disposableMetadata = metadataContext.getDisposableMetadata();
 		Map<String, String> transHeaders = metadataContext.getTransHeadersKV();
-		Map<String, String> defaultMetadata = DefaultTransferMedataUtils.getDefaultTransferMedata();
 
-		// build default disposable metadata request header
-		this.buildMetadataHeader(requestTemplate, defaultMetadata, DEFAULT_DISPOSABLE_METADATA);
-
-		// build custom disposable metadata request header
 		this.buildMetadataHeader(requestTemplate, disposableMetadata, CUSTOM_DISPOSABLE_METADATA);
 
 		// process custom metadata

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

@@ -27,7 +27,6 @@ import com.tencent.cloud.common.constant.MetadataConstant;
 import com.tencent.cloud.common.metadata.MetadataContext;
 import com.tencent.cloud.common.metadata.MetadataContextHolder;
 import com.tencent.cloud.common.util.JacksonUtils;
-import com.tencent.cloud.metadata.util.DefaultTransferMedataUtils;
 
 import org.springframework.core.Ordered;
 import org.springframework.http.HttpRequest;
@@ -40,7 +39,6 @@ import org.springframework.util.CollectionUtils;
 import static com.tencent.cloud.common.constant.ContextConstant.UTF_8;
 import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.CUSTOM_DISPOSABLE_METADATA;
 import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.CUSTOM_METADATA;
-import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.DEFAULT_DISPOSABLE_METADATA;
 
 /**
  * Interceptor used for adding the metadata in http headers from context when web client
@@ -63,10 +61,6 @@ public class EncodeTransferMedataRestTemplateInterceptor implements ClientHttpRe
 		Map<String, String> customMetadata = metadataContext.getCustomMetadata();
 		Map<String, String> disposableMetadata = metadataContext.getDisposableMetadata();
 		Map<String, String> transHeaders = metadataContext.getTransHeadersKV();
-		Map<String, String> defaultMetadata = DefaultTransferMedataUtils.getDefaultTransferMedata();
-
-		// build default disposable metadata request header
-		this.buildMetadataHeader(httpRequest, defaultMetadata, DEFAULT_DISPOSABLE_METADATA);
 
 		// build custom disposable metadata request header
 		this.buildMetadataHeader(httpRequest, disposableMetadata, CUSTOM_DISPOSABLE_METADATA);

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

@@ -26,7 +26,6 @@ import com.tencent.cloud.common.constant.MetadataConstant;
 import com.tencent.cloud.common.metadata.MetadataContext;
 import com.tencent.cloud.common.metadata.MetadataContextHolder;
 import com.tencent.cloud.common.util.JacksonUtils;
-import com.tencent.cloud.metadata.util.DefaultTransferMedataUtils;
 import reactor.core.publisher.Mono;
 
 import org.springframework.cloud.gateway.filter.GatewayFilterChain;
@@ -39,7 +38,6 @@ import org.springframework.web.server.ServerWebExchange;
 import static com.tencent.cloud.common.constant.ContextConstant.UTF_8;
 import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.CUSTOM_DISPOSABLE_METADATA;
 import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.CUSTOM_METADATA;
-import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.DEFAULT_DISPOSABLE_METADATA;
 import static org.springframework.cloud.gateway.filter.ReactiveLoadBalancerClientFilter.LOAD_BALANCER_CLIENT_FILTER_ORDER;
 
 /**
@@ -69,11 +67,9 @@ public class EncodeTransferMedataScgFilter implements GlobalFilter, Ordered {
 
 		Map<String, String> customMetadata = metadataContext.getCustomMetadata();
 		Map<String, String> disposableMetadata = metadataContext.getDisposableMetadata();
-		Map<String, String> defaultMetadata = DefaultTransferMedataUtils.getDefaultTransferMedata();
 
 		this.buildMetadataHeader(builder, customMetadata, CUSTOM_METADATA);
 		this.buildMetadataHeader(builder, disposableMetadata, CUSTOM_DISPOSABLE_METADATA);
-		this.buildMetadataHeader(builder, defaultMetadata, DEFAULT_DISPOSABLE_METADATA);
 
 		TransHeadersTransfer.transfer(exchange.getRequest());
 		return chain.filter(exchange.mutate().request(builder.build()).build());

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

@@ -25,7 +25,6 @@ import java.util.Map;
 import com.tencent.cloud.common.metadata.MetadataContext;
 import com.tencent.cloud.common.metadata.MetadataContextHolder;
 import com.tencent.cloud.common.util.JacksonUtils;
-import com.tencent.cloud.metadata.util.DefaultTransferMedataUtils;
 import reactor.core.publisher.Mono;
 
 import org.springframework.util.CollectionUtils;
@@ -37,7 +36,6 @@ import org.springframework.web.reactive.function.client.ExchangeFunction;
 import static com.tencent.cloud.common.constant.ContextConstant.UTF_8;
 import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.CUSTOM_DISPOSABLE_METADATA;
 import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.CUSTOM_METADATA;
-import static com.tencent.cloud.common.constant.MetadataConstant.HeaderName.DEFAULT_DISPOSABLE_METADATA;
 
 /**
  * web client filter used for writing metadata in HTTP request header.
@@ -52,13 +50,11 @@ public class EncodeTransferMedataWebClientFilter implements ExchangeFilterFuncti
 		Map<String, String> customMetadata = metadataContext.getCustomMetadata();
 		Map<String, String> disposableMetadata = metadataContext.getDisposableMetadata();
 		Map<String, String> transHeaders = metadataContext.getTransHeadersKV();
-		Map<String, String> defaultMetadata = DefaultTransferMedataUtils.getDefaultTransferMedata();
 
 		ClientRequest.Builder requestBuilder = ClientRequest.from(clientRequest);
 
 		this.buildMetadataHeader(requestBuilder, customMetadata, CUSTOM_METADATA);
 		this.buildMetadataHeader(requestBuilder, disposableMetadata, CUSTOM_DISPOSABLE_METADATA);
-		this.buildMetadataHeader(requestBuilder, defaultMetadata, DEFAULT_DISPOSABLE_METADATA);
 		this.buildTransmittedHeader(requestBuilder, transHeaders);
 
 		ClientRequest request = requestBuilder.build();

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

@@ -121,7 +121,7 @@ public class PolarisCircuitBreakerMockServerTest {
 				}
 			}, t -> "fallback");
 			resList.add(res);
-			Utils.sleepUninterrupted(2000);
+			Utils.sleepUninterrupted(1000);
 		}
 		assertThat(resList).isEqualTo(Arrays.asList("invoke success", "fallback", "fallback", "fallback", "fallback"));
 

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

@@ -40,7 +40,7 @@ public class PolarisRouterAutoConfigurationTest {
 					PolarisLoadBalancerTest.class,
 					PolarisContextAutoConfiguration.class,
 					PolarisLoadBalancerAutoConfiguration.class))
-			.withPropertyValues("spring.cloud.loadbalancer.configurations=polaris");
+			.withPropertyValues("spring.cloud.loadbalancer.configurations=polaris", "spring.application.name=test");
 
 	private final ApplicationContextRunner noPolarisContextRunner = new ApplicationContextRunner()
 			.withConfiguration(AutoConfigurations.of(

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

@@ -37,7 +37,7 @@ import static org.assertj.core.api.Assertions.assertThat;
  * @author Haotian Zhang
  */
 @ExtendWith(SpringExtension.class)
-@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT, classes = OkHttpUtilTest.TestApplication.class)
+@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT, classes = OkHttpUtilTest.TestApplication.class, properties = {"spring.application.name=test", "spring.cloud.polaris.discovery.register=false"})
 public class OkHttpUtilTest {
 
 	@LocalServerPort

spring-cloud-starter-tencent-polaris-ratelimit/src/test/java/com/tencent/cloud/polaris/ratelimit/config/PolarisRateLimitPropertiesTest.java

@@ -34,7 +34,7 @@ import static org.assertj.core.api.Assertions.assertThat;
  * @author Haotian Zhang
  */
 @ExtendWith(SpringExtension.class)
-@SpringBootTest(classes = PolarisRateLimitPropertiesTest.TestApplication.class)
+@SpringBootTest(classes = PolarisRateLimitPropertiesTest.TestApplication.class, properties = "spring.application.name=test")
 @ActiveProfiles("test")
 public class PolarisRateLimitPropertiesTest {
 

spring-cloud-starter-tencent-polaris-router/src/test/java/com/tencent/cloud/polaris/router/config/FeignAutoConfigurationTest.java

@@ -19,6 +19,7 @@
 package com.tencent.cloud.polaris.router.config;
 
 import com.tencent.cloud.common.metadata.config.MetadataAutoConfiguration;
+import com.tencent.cloud.common.util.ApplicationContextAwareUtils;
 import com.tencent.cloud.polaris.context.config.PolarisContextAutoConfiguration;
 import com.tencent.cloud.polaris.router.feign.RouterLabelFeignInterceptor;
 import org.junit.jupiter.api.Test;
@@ -39,7 +40,9 @@ public class FeignAutoConfigurationTest {
 					MetadataAutoConfiguration.class,
 					RouterAutoConfiguration.class,
 					PolarisContextAutoConfiguration.class,
-					FeignAutoConfiguration.class));
+					FeignAutoConfiguration.class,
+					ApplicationContextAwareUtils.class
+			)).withPropertyValues("spring.application.name=test");
 
 	@Test
 	public void routerLabelInterceptor() {

spring-cloud-starter-tencent-polaris-router/src/test/java/com/tencent/cloud/polaris/router/config/RouterAutoConfigurationTests.java

@@ -19,6 +19,7 @@
 package com.tencent.cloud.polaris.router.config;
 
 import com.tencent.cloud.common.metadata.config.MetadataAutoConfiguration;
+import com.tencent.cloud.common.util.ApplicationContextAwareUtils;
 import com.tencent.cloud.polaris.context.config.PolarisContextAutoConfiguration;
 import org.junit.jupiter.api.Test;
 
@@ -42,7 +43,9 @@ public class RouterAutoConfigurationTests {
 					MetadataAutoConfiguration.class,
 					RouterAutoConfiguration.class,
 					PolarisContextAutoConfiguration.class,
-					RouterAutoConfiguration.RouterLabelRestTemplateConfig.class));
+					RouterAutoConfiguration.RouterLabelRestTemplateConfig.class,
+					ApplicationContextAwareUtils.class
+			)).withPropertyValues("spring.application.name=test");
 
 	@Test
 	public void testRouterLabelRestTemplateConfig() {

spring-cloud-tencent-commons/src/main/java/com/tencent/cloud/common/constant/MetadataConstant.java

@@ -83,11 +83,6 @@ public final class MetadataConstant {
 		 */
 		public static final String CUSTOM_DISPOSABLE_METADATA = "SCT-CUSTOM-DISPOSABLE-METADATA";
 
-		/**
-		 * Default Disposable Metadata.
-		 */
-		public static final String DEFAULT_DISPOSABLE_METADATA = "SCT-DEFAULT-DISPOSABLE-METADATA";
-
 		/**
 		 * System Metadata.
 		 */

spring-cloud-tencent-commons/src/main/java/com/tencent/cloud/common/metadata/MetadataContextHolder.java

@@ -121,13 +121,13 @@ public final class MetadataContextHolder {
 	/**
 	 * Save metadata map to thread local.
 	 * @param dynamicTransitiveMetadata custom metadata collection
-	 * @param dynamicCustomDisposableMetadata custom disposable metadata collection
+	 * @param dynamicDisposableMetadata custom disposable metadata connection
-	 * @param dynamicDefaultDisposableMetadata default disposable metadata collection
 	 */
-	public static void init(Map<String, String> dynamicTransitiveMetadata, Map<String, String> dynamicCustomDisposableMetadata, Map<String, String> dynamicDefaultDisposableMetadata) {
+	public static void init(Map<String, String> dynamicTransitiveMetadata, Map<String, String> dynamicDisposableMetadata) {
 		// Init ThreadLocal.
 		MetadataContextHolder.remove();
 		MetadataContext metadataContext = MetadataContextHolder.get();
+
 		// Save transitive metadata to ThreadLocal.
 		if (!CollectionUtils.isEmpty(dynamicTransitiveMetadata)) {
 			Map<String, String> staticTransitiveMetadata = metadataContext.getTransitiveMetadata();
@@ -136,14 +136,8 @@ public final class MetadataContextHolder {
 			mergedTransitiveMetadata.putAll(dynamicTransitiveMetadata);
 			metadataContext.setTransitiveMetadata(Collections.unmodifiableMap(mergedTransitiveMetadata));
 		}
-		if (!CollectionUtils.isEmpty(dynamicCustomDisposableMetadata) || !CollectionUtils.isEmpty(dynamicDefaultDisposableMetadata)) {
+		if (!CollectionUtils.isEmpty(dynamicDisposableMetadata)) {
-			Map<String, String> mergedUpstreamDisposableMetadata = new HashMap<>();
+			Map<String, String> mergedUpstreamDisposableMetadata = new HashMap<>(dynamicDisposableMetadata);
-			if (!CollectionUtils.isEmpty(dynamicCustomDisposableMetadata)) {
-				mergedUpstreamDisposableMetadata.putAll(dynamicCustomDisposableMetadata);
-			}
-			if (!CollectionUtils.isEmpty(dynamicDefaultDisposableMetadata)) {
-				mergedUpstreamDisposableMetadata.putAll(dynamicDefaultDisposableMetadata);
-			}
 			metadataContext.setUpstreamDisposableMetadata(Collections.unmodifiableMap(mergedUpstreamDisposableMetadata));
 		}
 		Map<String, String> staticDisposableMetadata = metadataContext.getDisposableMetadata();

spring-cloud-tencent-commons/src/main/java/com/tencent/cloud/common/metadata/StaticMetadataManager.java

@@ -21,7 +21,9 @@ import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import java.util.Set;
+import java.util.stream.Collectors;
 
 import com.tencent.cloud.common.metadata.config.MetadataLocalProperties;
 import com.tencent.cloud.common.spi.InstanceMetadataProvider;
@@ -81,14 +83,14 @@ public class StaticMetadataManager {
 	private String campus;
 
 	public StaticMetadataManager(MetadataLocalProperties metadataLocalProperties,
-			InstanceMetadataProvider instanceMetadataProvider) {
+			List<InstanceMetadataProvider> instanceMetadataProviders) {
 		parseConfigMetadata(metadataLocalProperties);
 
 		parseEnvMetadata();
 
-		parseCustomMetadata(instanceMetadataProvider);
+		parseCustomMetadata(instanceMetadataProviders);
 
-		parseLocationMetadata(metadataLocalProperties, instanceMetadataProvider);
+		parseLocationMetadata(metadataLocalProperties, instanceMetadataProviders);
 
 		merge();
 
@@ -182,14 +184,20 @@ public class StaticMetadataManager {
 	}
 
 	@SuppressWarnings("DuplicatedCode")
-	private void parseCustomMetadata(InstanceMetadataProvider instanceMetadataProvider) {
+	private void parseCustomMetadata(List<InstanceMetadataProvider> instanceMetadataProviders) {
-		if (instanceMetadataProvider == null) {
+		if (CollectionUtils.isEmpty(instanceMetadataProviders)) {
 			customSPIMetadata = Collections.emptyMap();
 			customSPITransitiveMetadata = Collections.emptyMap();
 			customSPIDisposableMetadata = Collections.emptyMap();
 			return;
 		}
 
+		instanceMetadataProviders.forEach(this::parseCustomMetadata);
+
+	}
+
+	@SuppressWarnings("DuplicatedCode")
+	private void parseCustomMetadata(InstanceMetadataProvider instanceMetadataProvider) {
 		// resolve all metadata
 		Map<String, String> allMetadata = instanceMetadataProvider.getMetadata();
 		if (allMetadata == null) {
@@ -247,10 +255,16 @@ public class StaticMetadataManager {
 	}
 
 	private void parseLocationMetadata(MetadataLocalProperties metadataLocalProperties,
-			InstanceMetadataProvider instanceMetadataProvider) {
+			List<InstanceMetadataProvider> instanceMetadataProviders) {
 		// resolve region info
-		if (instanceMetadataProvider != null) {
+		if (!CollectionUtils.isEmpty(instanceMetadataProviders)) {
-			region = instanceMetadataProvider.getRegion();
+			Set<String> providerRegions = instanceMetadataProviders.stream().map(InstanceMetadataProvider::getRegion).filter(Objects::nonNull).collect(Collectors.toSet());
+			if (!CollectionUtils.isEmpty(providerRegions)) {
+				if (providerRegions.size() > 1) {
+					throw new IllegalArgumentException("Multiple Regions Provided in InstanceMetadataProviders");
+				}
+				region = providerRegions.iterator().next();
+			}
 		}
 		if (StringUtils.isBlank(region)) {
 			region = System.getenv(ENV_METADATA_REGION);
@@ -260,8 +274,14 @@ public class StaticMetadataManager {
 		}
 
 		// resolve zone info
-		if (instanceMetadataProvider != null) {
+		if (!CollectionUtils.isEmpty(instanceMetadataProviders)) {
-			zone = instanceMetadataProvider.getZone();
+			Set<String> providerZones = instanceMetadataProviders.stream().map(InstanceMetadataProvider::getZone).filter(Objects::nonNull).collect(Collectors.toSet());
+			if (!CollectionUtils.isEmpty(providerZones)) {
+				if (providerZones.size() > 1) {
+					throw new IllegalArgumentException("Multiple Zones Provided in InstanceMetadataProviders");
+				}
+				zone = providerZones.iterator().next();
+			}
 		}
 		if (StringUtils.isBlank(zone)) {
 			zone = System.getenv(ENV_METADATA_ZONE);
@@ -271,8 +291,14 @@ public class StaticMetadataManager {
 		}
 
 		// resolve campus info
-		if (instanceMetadataProvider != null) {
+		if (!CollectionUtils.isEmpty(instanceMetadataProviders)) {
-			campus = instanceMetadataProvider.getCampus();
+			Set<String> providerCampus = instanceMetadataProviders.stream().map(InstanceMetadataProvider::getCampus).filter(Objects::nonNull).collect(Collectors.toSet());
+			if (!CollectionUtils.isEmpty(providerCampus)) {
+				if (providerCampus.size() > 1) {
+					throw new IllegalArgumentException("Multiple Campus Provided in InstanceMetadataProviders");
+				}
+				campus = providerCampus.iterator().next();
+			}
 		}
 		if (StringUtils.isBlank(campus)) {
 			campus = System.getenv(ENV_METADATA_CAMPUS);

spring-cloud-tencent-commons/src/main/java/com/tencent/cloud/common/metadata/config/MetadataAutoConfiguration.java

@@ -18,8 +18,12 @@
 
 package com.tencent.cloud.common.metadata.config;
 
+import java.util.List;
+
 import com.tencent.cloud.common.metadata.StaticMetadataManager;
 import com.tencent.cloud.common.spi.InstanceMetadataProvider;
+import com.tencent.cloud.common.spi.impl.DefaultInstanceMetadataProvider;
+import com.tencent.cloud.common.util.ApplicationContextAwareUtils;
 
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -42,10 +46,15 @@ public class MetadataAutoConfiguration {
 		return new MetadataLocalProperties();
 	}
 
+	@Bean
+	public InstanceMetadataProvider defaultInstanceMetadataProvider(ApplicationContextAwareUtils applicationContextAwareUtils) {
+		return new DefaultInstanceMetadataProvider(applicationContextAwareUtils);
+	}
+
 	@Bean
 	public StaticMetadataManager metadataManager(MetadataLocalProperties metadataLocalProperties,
-			@Nullable InstanceMetadataProvider instanceMetadataProvider) {
+			@Nullable List<InstanceMetadataProvider> instanceMetadataProviders) {
-		return new StaticMetadataManager(metadataLocalProperties, instanceMetadataProvider);
+		return new StaticMetadataManager(metadataLocalProperties, instanceMetadataProviders);
 	}
 
 }

spring-cloud-tencent-commons/src/main/java/com/tencent/cloud/common/spi/impl/DefaultInstanceMetadataProvider.java

@@ -13,13 +13,19 @@
  * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
  * CONDITIONS OF ANY KIND, either express or implied. See the License for the
  * specific language governing permissions and limitations under the License.
+ *
  */
 
-package com.tencent.cloud.metadata.util;
+package com.tencent.cloud.common.spi.impl;
 
+import java.util.Arrays;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.Map;
+import java.util.Set;
 
+import com.tencent.cloud.common.spi.InstanceMetadataProvider;
+import com.tencent.cloud.common.util.ApplicationContextAwareUtils;
 
 import static com.tencent.cloud.common.constant.MetadataConstant.DefaultMetadata.DEFAULT_METADATA_SOURCE_SERVICE_NAME;
 import static com.tencent.cloud.common.constant.MetadataConstant.DefaultMetadata.DEFAULT_METADATA_SOURCE_SERVICE_NAMESPACE;
@@ -27,19 +33,31 @@ import static com.tencent.cloud.common.metadata.MetadataContext.LOCAL_NAMESPACE;
 import static com.tencent.cloud.common.metadata.MetadataContext.LOCAL_SERVICE;
 
 /**
- * DefaultTransferMedataUtils.
+ * DefaultInstanceMetadataProvider.
+ * provide DEFAULT_METADATA_SOURCE_SERVICE_NAMESPACE, DEFAULT_METADATA_SOURCE_SERVICE_NAME
  *
- * @author seanyu 2023-02-27
+ * @author sean yu
  */
-public final class DefaultTransferMedataUtils {
+public class DefaultInstanceMetadataProvider implements InstanceMetadataProvider {
+
+	private final ApplicationContextAwareUtils applicationContextAwareUtils;
 
-	private DefaultTransferMedataUtils() {
+	// ensure ApplicationContextAwareUtils init before
+	public DefaultInstanceMetadataProvider(ApplicationContextAwareUtils applicationContextAwareUtils) {
+		this.applicationContextAwareUtils = applicationContextAwareUtils;
 	}
 
-	public static Map<String, String> getDefaultTransferMedata() {
+	@Override
+	public Map<String, String> getMetadata() {
 		return new HashMap<String, String>() {{
 			put(DEFAULT_METADATA_SOURCE_SERVICE_NAMESPACE, LOCAL_NAMESPACE);
 			put(DEFAULT_METADATA_SOURCE_SERVICE_NAME, LOCAL_SERVICE);
 		}};
 	}
+
+	@Override
+	public Set<String> getDisposableMetadataKeys() {
+		return new HashSet<>(Arrays.asList(DEFAULT_METADATA_SOURCE_SERVICE_NAMESPACE, DEFAULT_METADATA_SOURCE_SERVICE_NAME));
+	}
+
 }

spring-cloud-tencent-commons/src/test/java/com/tencent/cloud/common/metadata/MetadataContextHolderTest.java

@@ -58,7 +58,7 @@ public class MetadataContextHolderTest {
 		customMetadata.put("a", "1");
 		customMetadata.put("b", "22");
 		customMetadata.put("c", "3");
-		MetadataContextHolder.init(customMetadata, new HashMap<>(), new HashMap<>());
+		MetadataContextHolder.init(customMetadata, new HashMap<>());
 		metadataContext = MetadataContextHolder.get();
 		customMetadata = metadataContext.getTransitiveMetadata();
 		Assertions.assertThat(customMetadata.get("a")).isEqualTo("1");

spring-cloud-tencent-commons/src/test/java/com/tencent/cloud/common/metadata/StaticMetadataManagerTest.java

@@ -93,7 +93,7 @@ public class StaticMetadataManagerTest {
 		when(metadataLocalProperties.getTransitive()).thenReturn(Collections.singletonList("k1"));
 
 		StaticMetadataManager metadataManager = new StaticMetadataManager(metadataLocalProperties,
-				new MockedMetadataProvider());
+				Collections.singletonList(new MockedMetadataProvider()));
 
 		Map<String, String> metadata = metadataManager.getAllCustomMetadata();
 		assertThat(metadata.size()).isEqualTo(3);
@@ -126,7 +126,7 @@ public class StaticMetadataManagerTest {
 		when(metadataLocalProperties.getTransitive()).thenReturn(Collections.singletonList("k1"));
 
 		StaticMetadataManager metadataManager = new StaticMetadataManager(metadataLocalProperties,
-				new MockedMetadataProvider());
+				Collections.singletonList(new MockedMetadataProvider()));
 
 		Map<String, String> metadata = metadataManager.getMergedStaticMetadata();
 		assertThat(metadata.size()).isEqualTo(6);

spring-cloud-tencent-commons/src/test/java/com/tencent/cloud/common/metadata/config/MetadataAutoConfigurationTest.java

@@ -18,6 +18,8 @@
 
 package com.tencent.cloud.common.metadata.config;
 
+
+import com.tencent.cloud.common.util.ApplicationContextAwareUtils;
 import org.assertj.core.api.Assertions;
 import org.junit.jupiter.api.Test;
 
@@ -33,11 +35,17 @@ import org.springframework.boot.test.context.runner.WebApplicationContextRunner;
  */
 public class MetadataAutoConfigurationTest {
 
-	private final ApplicationContextRunner applicationContextRunner = new ApplicationContextRunner();
+	private final ApplicationContextRunner applicationContextRunner = new ApplicationContextRunner().withPropertyValues(
+			"spring.application.name=test"
+	);
 
-	private final WebApplicationContextRunner webApplicationContextRunner = new WebApplicationContextRunner();
+	private final WebApplicationContextRunner webApplicationContextRunner = new WebApplicationContextRunner().withPropertyValues(
+			"spring.application.name=test"
+	);
 
-	private final ReactiveWebApplicationContextRunner reactiveWebApplicationContextRunner = new ReactiveWebApplicationContextRunner();
+	private final ReactiveWebApplicationContextRunner reactiveWebApplicationContextRunner = new ReactiveWebApplicationContextRunner().withPropertyValues(
+			"spring.application.name=test"
+	);
 
 	/**
 	 * No any web application.
@@ -45,7 +53,7 @@ public class MetadataAutoConfigurationTest {
 	@Test
 	public void test1() {
 		this.applicationContextRunner
-				.withConfiguration(AutoConfigurations.of(MetadataAutoConfiguration.class))
+				.withConfiguration(AutoConfigurations.of(MetadataAutoConfiguration.class, ApplicationContextAwareUtils.class))
 				.run(context -> {
 					Assertions.assertThat(context).hasSingleBean(MetadataLocalProperties.class);
 				});
@@ -57,7 +65,7 @@ public class MetadataAutoConfigurationTest {
 	@Test
 	public void test2() {
 		this.webApplicationContextRunner
-				.withConfiguration(AutoConfigurations.of(MetadataAutoConfiguration.class))
+				.withConfiguration(AutoConfigurations.of(MetadataAutoConfiguration.class, ApplicationContextAwareUtils.class))
 				.run(context -> {
 					Assertions.assertThat(context).hasSingleBean(MetadataLocalProperties.class);
 				});
@@ -69,7 +77,7 @@ public class MetadataAutoConfigurationTest {
 	@Test
 	public void test3() {
 		this.reactiveWebApplicationContextRunner
-				.withConfiguration(AutoConfigurations.of(MetadataAutoConfiguration.class))
+				.withConfiguration(AutoConfigurations.of(MetadataAutoConfiguration.class, ApplicationContextAwareUtils.class))
 				.run(context -> {
 					Assertions.assertThat(context).hasSingleBean(MetadataLocalProperties.class);
 				});

spring-cloud-tencent-rpc-enhancement/src/test/java/com/tencent/cloud/rpc/enhancement/config/RpcEnhancementAutoConfigurationTest.java

@@ -50,7 +50,7 @@ public class RpcEnhancementAutoConfigurationTest {
 					RpcEnhancementAutoConfiguration.class,
 					PolarisRestTemplateAutoConfigurationTester.class,
 					FeignLoadBalancerAutoConfiguration.class))
-			.withPropertyValues("spring.cloud.polaris.circuitbreaker.enabled=true");
+			.withPropertyValues("spring.cloud.polaris.circuitbreaker.enabled=true", "spring.application.name=test");
 
 	@Test
 	public void testDefaultInitialization() {

spring-cloud-tencent-rpc-enhancement/src/test/java/com/tencent/cloud/rpc/enhancement/config/RpcEnhancementReporterPropertiesTest.java

@@ -38,7 +38,7 @@ import static org.springframework.http.HttpStatus.Series.SERVER_ERROR;
  * @author Haotian Zhang
  */
 @ExtendWith(SpringExtension.class)
-@SpringBootTest(classes = RpcEnhancementReporterPropertiesTest.TestApplication.class)
+@SpringBootTest(classes = RpcEnhancementReporterPropertiesTest.TestApplication.class, properties = "spring.application.name=test")
 @ActiveProfiles("test")
 public class RpcEnhancementReporterPropertiesTest {
 

spring-cloud-tencent-rpc-enhancement/src/test/java/com/tencent/cloud/rpc/enhancement/stat/config/StatConfigModifierTest.java

@@ -41,7 +41,8 @@ public class StatConfigModifierTest {
 			.withPropertyValues("spring.cloud.polaris.stat.enabled=true")
 			.withPropertyValues("spring.cloud.polaris.stat.host=127.0.0.1")
 			.withPropertyValues("spring.cloud.polaris.stat.port=20000")
-			.withPropertyValues("spring.cloud.polaris.stat.path=/xxx");
+			.withPropertyValues("spring.cloud.polaris.stat.path=/xxx")
+			.withPropertyValues("spring.application.name=test");
 
 	private final ApplicationContextRunner pushContextRunner = new ApplicationContextRunner()
 			.withConfiguration(AutoConfigurations.of(TestApplication.class))
@@ -49,12 +50,14 @@ public class StatConfigModifierTest {
 			.withPropertyValues("spring.cloud.polaris.stat.enabled=true")
 			.withPropertyValues("spring.cloud.polaris.stat.pushgateway.enabled=true")
 			.withPropertyValues("spring.cloud.polaris.stat.pushgateway.address=127.0.0.1:9091")
-			.withPropertyValues("spring.cloud.polaris.stat.pushgateway.push-interval=1000");
+			.withPropertyValues("spring.cloud.polaris.stat.pushgateway.push-interval=1000")
+			.withPropertyValues("spring.application.name=test");
 
 	private final ApplicationContextRunner disabledContextRunner = new ApplicationContextRunner()
 			.withConfiguration(AutoConfigurations.of(TestApplication.class))
 			.withPropertyValues("spring.cloud.polaris.enabled=true")
-			.withPropertyValues("spring.cloud.polaris.stat.enabled=false");
+			.withPropertyValues("spring.cloud.polaris.stat.enabled=false")
+			.withPropertyValues("spring.application.name=test");
 
 	@Test
 	void testPull() {