diff --git a/spring-cloud-stream/src/main/java/org/springframework/cloud/stream/binder/AbstractBinder.java b/spring-cloud-stream/src/main/java/org/springframework/cloud/stream/binder/AbstractBinder.java index c13b5039b..6e4923dd8 100644 --- a/spring-cloud-stream/src/main/java/org/springframework/cloud/stream/binder/AbstractBinder.java +++ b/spring-cloud-stream/src/main/java/org/springframework/cloud/stream/binder/AbstractBinder.java @@ -34,6 +34,7 @@ import org.springframework.retry.backoff.ExponentialBackOffPolicy; import org.springframework.retry.policy.SimpleRetryPolicy; import org.springframework.retry.support.RetryTemplate; import org.springframework.util.Assert; +import org.springframework.util.CollectionUtils; import org.springframework.util.StringUtils; /** @@ -180,14 +181,10 @@ public abstract class AbstractBinder