From e662f3f10918bd18206c86e13e757f1f5a0b2150 Mon Sep 17 00:00:00 2001
From: wenshao <szujobs@hotmail.com>
Date: Sun, 26 Aug 2012 13:01:19 +0800
Subject: [PATCH] remove warnnings

---
 src/main/java/com/alibaba/druid/util/StringUtils.java | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/src/main/java/com/alibaba/druid/util/StringUtils.java b/src/main/java/com/alibaba/druid/util/StringUtils.java
index 6b5ef08567..7b8e7dabd2 100644
--- a/src/main/java/com/alibaba/druid/util/StringUtils.java
+++ b/src/main/java/com/alibaba/druid/util/StringUtils.java
@@ -15,12 +15,8 @@
  */
 package com.alibaba.druid.util;
 
-import java.util.ArrayList;
-import java.util.Collection;
 import java.util.LinkedHashMap;
-import java.util.List;
 import java.util.Map;
-import java.util.StringTokenizer;
 
 import com.alibaba.druid.support.logging.Log;
 import com.alibaba.druid.support.logging.LogFactory;