From 0354059a4bf9a99e8a089a29d838bf49d16683a7 Mon Sep 17 00:00:00 2001
From: wenshao <szujobs@hotmail.com>
Date: Sat, 8 Jun 2013 01:48:17 +0800
Subject: [PATCH] decrease memory copy

---
 .../alibaba/druid/proxy/jdbc/PreparedStatementProxyImpl.java   | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/main/java/com/alibaba/druid/proxy/jdbc/PreparedStatementProxyImpl.java b/src/main/java/com/alibaba/druid/proxy/jdbc/PreparedStatementProxyImpl.java
index 0bee87ef5a..8149f8d050 100644
--- a/src/main/java/com/alibaba/druid/proxy/jdbc/PreparedStatementProxyImpl.java
+++ b/src/main/java/com/alibaba/druid/proxy/jdbc/PreparedStatementProxyImpl.java
@@ -48,7 +48,6 @@ public class PreparedStatementProxyImpl extends StatementProxyImpl implements Pr
 
     protected final PreparedStatement statement;
     protected final String            sql;
-    // protected final Map<Integer, JdbcParameter> parameters = new TreeMap<Integer, JdbcParameter>();
     private JdbcParameter[]           parameters     = new JdbcParameter[16];
     private int                       parametersSize = 0;
 
@@ -69,7 +68,7 @@ public class PreparedStatementProxyImpl extends StatementProxyImpl implements Pr
             parametersSize = jdbcIndex;
         }
         if (parametersSize >= parameters.length) {
-            parameters = Arrays.copyOf(parameters, parametersSize + 1);
+            parameters = Arrays.copyOf(parameters, parametersSize + 4);
         }
         parameters[index] = parameter;
     }