From 081395410d7c96a0c6cb70f9e74bb275a0d7022a Mon Sep 17 00:00:00 2001
From: norman <norman@apache.org>
Date: Thu, 8 Dec 2011 14:36:46 +0100
Subject: [PATCH] Only create UnsafeDynamicChannelBuffer if really needed. See
 #108

---
 .../jboss/netty/handler/codec/replay/ReplayingDecoder.java   | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/main/java/org/jboss/netty/handler/codec/replay/ReplayingDecoder.java b/src/main/java/org/jboss/netty/handler/codec/replay/ReplayingDecoder.java
index 13ceb5aecf..6ebf88a084 100644
--- a/src/main/java/org/jboss/netty/handler/codec/replay/ReplayingDecoder.java
+++ b/src/main/java/org/jboss/netty/handler/codec/replay/ReplayingDecoder.java
@@ -567,9 +567,10 @@ public abstract class ReplayingDecoder<T extends Enum<T>>
     private ChannelBuffer cumulation(ChannelHandlerContext ctx) {
         ChannelBuffer buf = this.cumulation;
         if (buf == null) {
-            ChannelBufferFactory factory = ctx.getChannel().getConfig().getBufferFactory();
-            buf = new UnsafeDynamicChannelBuffer(factory);
+            
             if (cumulation == null) {
+                ChannelBufferFactory factory = ctx.getChannel().getConfig().getBufferFactory();
+                buf = new UnsafeDynamicChannelBuffer(factory);
                 cumulation = buf;
                 replayable = new ReplayingDecoderBuffer(buf);
             } else {