From 2b26ac53f59f269ad00bc96d83662a0528a7d07c Mon Sep 17 00:00:00 2001
From: Mark Fisher <markfisher@vmware.com>
Date: Mon, 24 Dec 2007 13:30:54 +0000
Subject: [PATCH] Only create a new channel for the 'defaultOutputChannelName'
 if not already present in the registry (and only when 'autocreate' is true).

---
 .../java/org/springframework/integration/bus/MessageBus.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spring-integration-core/src/main/java/org/springframework/integration/bus/MessageBus.java b/spring-integration-core/src/main/java/org/springframework/integration/bus/MessageBus.java
index 357872dedd..b79f5373b9 100644
--- a/spring-integration-core/src/main/java/org/springframework/integration/bus/MessageBus.java
+++ b/spring-integration-core/src/main/java/org/springframework/integration/bus/MessageBus.java
@@ -146,7 +146,7 @@ public class MessageBus implements ChannelRegistry, ApplicationContextAware, Lif
 		}
 		if (this.autoCreateChannels) {
 			String defaultOutputChannelName = endpoint.getDefaultOutputChannelName();
-			if (StringUtils.hasText(defaultOutputChannelName)) {
+			if (StringUtils.hasText(defaultOutputChannelName) && this.lookupChannel(defaultOutputChannelName) == null) {
 				this.registerChannel(defaultOutputChannelName, new PointToPointChannel());
 			}
 		}