From 459b34cfaf710163a360641bbb8732af0c1ab643 Mon Sep 17 00:00:00 2001
From: Gary Russell <grussell@pivotal.io>
Date: Wed, 4 Dec 2019 14:44:01 -0500
Subject: [PATCH] Fix exception message in HeaderEnricher

---
 .../java/org/springframework/kafka/streams/HeaderEnricher.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spring-kafka/src/main/java/org/springframework/kafka/streams/HeaderEnricher.java b/spring-kafka/src/main/java/org/springframework/kafka/streams/HeaderEnricher.java
index 6c520be8..aabcb7f6 100644
--- a/spring-kafka/src/main/java/org/springframework/kafka/streams/HeaderEnricher.java
+++ b/spring-kafka/src/main/java/org/springframework/kafka/streams/HeaderEnricher.java
@@ -63,7 +63,7 @@ public class HeaderEnricher<K, V> implements Transformer<K, V, KeyValue<K, V>> {
 				headerValue = ((String) headerValue).getBytes(StandardCharsets.UTF_8);
 			}
 			else if (!(headerValue instanceof byte[])) {
-				throw new IllegalStateException("Invalid header value type" + headerValue.getClass());
+				throw new IllegalStateException("Invalid header value type: " + headerValue.getClass());
 			}
 			headers.add(new RecordHeader(name, (byte[]) headerValue));
 		});