Polish spring-cloud-incubator/spring-cloud-alibaba/#626

spring-cloud-alibaba-sentinel/src/main/java/org/springframework/cloud/alibaba/sentinel/feign/SentinelInvocationHandler.java

@@ -91,8 +91,8 @@ public class SentinelInvocationHandler implements InvocationHandler {
 		if (target instanceof Target.HardCodedTarget) {
 			Target.HardCodedTarget hardCodedTarget = (Target.HardCodedTarget) target;
 			MethodMetadata methodMetadata = SentinelContractHolder.metadataMap
-					.get(method.getDeclaringClass().getName()
-							+ Feign.configKey(method.getDeclaringClass(), method));
+					.get(hardCodedTarget.type().getName()
+							+ Feign.configKey(hardCodedTarget.type(), method));
 			// resource default is HttpMethod:protocol://url
 			String resourceName = methodMetadata.template().method().toUpperCase() + ":"
 					+ hardCodedTarget.url() + methodMetadata.template().path();