From aabb2f89c9ce4db62c177ab74316e236bcee6f34 Mon Sep 17 00:00:00 2001
From: wenshao <szujobs@hotmail.com>
Date: Wed, 31 Aug 2011 17:45:42 +0000
Subject: [PATCH] add comment

git-svn-id: http://code.alibabatech.com/svn/druid/trunk@549 b9813039-fb51-4c41-a8b9-e21c2acb5095
---
 src/main/java/com/alibaba/druid/pool/DruidDataSource.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/com/alibaba/druid/pool/DruidDataSource.java b/src/main/java/com/alibaba/druid/pool/DruidDataSource.java
index a68ca21370..c7fb02b6ea 100644
--- a/src/main/java/com/alibaba/druid/pool/DruidDataSource.java
+++ b/src/main/java/com/alibaba/druid/pool/DruidDataSource.java
@@ -519,7 +519,7 @@ public class DruidDataSource extends DruidAbstractDataSource implements DruidDat
         try {
             while (count == 0) {
                 if (minIdle == 0 || activeCount < maxActive) {
-                    lowWater.signal();
+                    lowWater.signal(); // send signal to CreateThread create connection 
                 }
 
                 notEmpty.await();