From a9fd3819512e44fa56b0fd2eb4196e7b45b694ac Mon Sep 17 00:00:00 2001
From: ZhangZiSheng001 <18826241741@163.com>
Date: Wed, 25 Mar 2020 10:03:28 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E8=BF=9E=E6=8E=A5=E5=AF=B9?=
 =?UTF-8?q?=E8=B1=A1=E8=8E=B7=E5=8F=96=E9=94=99=E8=AF=AF?=
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---
 src/main/java/cn/zzs/dbcp/JDBCUtils.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/cn/zzs/dbcp/JDBCUtils.java b/src/main/java/cn/zzs/dbcp/JDBCUtils.java
index 2a91b7d..bfe1ae2 100644
--- a/src/main/java/cn/zzs/dbcp/JDBCUtils.java
+++ b/src/main/java/cn/zzs/dbcp/JDBCUtils.java
@@ -45,7 +45,7 @@ public class JDBCUtils {
 		// 判断为空的话，创建连接并绑定到当前线程
 		if(connection == null) {
 			synchronized(obj) {
-				if(tl.get() == null) {
+				if((connection = tl.get()) == null) {
 					connection = createConnection();
 					tl.set(connection);
 				}