From 4818d9a722e5bca9d94b52f647b0a28b0fb682c4 Mon Sep 17 00:00:00 2001
From: Gary Russell <grussell@vmware.com>
Date: Mon, 1 Apr 2013 16:45:42 -0400
Subject: [PATCH] INT-2939 Polishing

Add assert for non-null Level.
---
 .../org/springframework/integration/handler/LoggingHandler.java  | 1 +
 1 file changed, 1 insertion(+)

diff --git a/spring-integration-core/src/main/java/org/springframework/integration/handler/LoggingHandler.java b/spring-integration-core/src/main/java/org/springframework/integration/handler/LoggingHandler.java
index 2af36212c8..ac44578072 100644
--- a/spring-integration-core/src/main/java/org/springframework/integration/handler/LoggingHandler.java
+++ b/spring-integration-core/src/main/java/org/springframework/integration/handler/LoggingHandler.java
@@ -98,6 +98,7 @@ public class LoggingHandler extends AbstractMessageHandler {
 	 * @param level the level.
 	 */
 	public void setLevel(Level level) {
+		Assert.notNull(level, "'level' cannot be null");
 		this.level = level;
 	}