修正创建连接超过maxActive的bug

git-svn-id: http://code.alibabatech.com/svn/druid/trunk@545 b9813039-fb51-4c41-a8b9-e21c2acb5095

src/main/java/com/alibaba/druid/pool/DruidDataSource.java

@@ -652,6 +652,10 @@ public class DruidDataSource extends DruidAbstractDataSource implements DruidDat
                     } else if (count >= minIdle) {
                         lowWater.await();
                     }
+                    
+                    if (activeCount >= maxActive) {
+                        break;
+                    }
 
                     Connection connection = connectionFactory.createConnection();
                     ConnectionHolder poolableConnection = new ConnectionHolder(DruidDataSource.this, connection);