fix compilation error after merge 'dependency upgrade branch'

dubbo-rpc/dubbo-rpc-redis/src/main/java/com/alibaba/dubbo/rpc/protocol/redis/RedisProtocol.java

 /*
  * Copyright 1999-2012 Alibaba Group.
- *  
+ *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *  
+ *
  *      http://www.apache.org/licenses/LICENSE-2.0
- *  
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -30,7 +30,7 @@ import com.alibaba.dubbo.rpc.RpcResult;
 import com.alibaba.dubbo.rpc.protocol.AbstractInvoker;
 import com.alibaba.dubbo.rpc.protocol.AbstractProtocol;
 
-import org.apache.commons.pool2.impl.GenericObjectPoolConfig;
+import org.apache.commons.pool.impl.GenericObjectPool;
 import redis.clients.jedis.Jedis;
 import redis.clients.jedis.JedisPool;
 import redis.clients.jedis.exceptions.JedisConnectionException;
@@ -67,24 +67,24 @@ public class RedisProtocol extends AbstractProtocol {
 
     public <T> Invoker<T> refer(final Class<T> type, final URL url) throws RpcException {
         try {
-            GenericObjectPoolConfig config = new GenericObjectPoolConfig();
-            config.setTestOnBorrow(url.getParameter("test.on.borrow", true));
-            config.setTestOnReturn(url.getParameter("test.on.return", false));
-            config.setTestWhileIdle(url.getParameter("test.while.idle", false));
+            GenericObjectPool.Config config = new GenericObjectPool.Config();
+            config.testOnBorrow = url.getParameter("test.on.borrow", true);
+            config.testOnReturn = url.getParameter("test.on.return", false);
+            config.testWhileIdle = url.getParameter("test.while.idle", false);
             if (url.getParameter("max.idle", 0) > 0)
-                config.setMaxIdle(url.getParameter("max.idle", 0));
+                config.maxIdle = url.getParameter("max.idle", 0);
             if (url.getParameter("min.idle", 0) > 0)
-                config.setMinIdle(url.getParameter("min.idle", 0));
-            if (url.getParameter("max.total", 0) > 0)
-                config.setMaxTotal(url.getParameter("max.total", 0));
+                config.minIdle = url.getParameter("min.idle", 0);
+            if (url.getParameter("max.active", 0) > 0)
+                config.maxActive = url.getParameter("max.active", 0);
             if (url.getParameter("max.wait", 0) > 0)
-                config.setMaxWaitMillis(url.getParameter("max.wait", 0));
+                config.maxWait = url.getParameter("max.wait", 0);
             if (url.getParameter("num.tests.per.eviction.run", 0) > 0)
-                config.setNumTestsPerEvictionRun(url.getParameter("num.tests.per.eviction.run", 0));
+                config.numTestsPerEvictionRun = url.getParameter("num.tests.per.eviction.run", 0);
             if (url.getParameter("time.between.eviction.runs.millis", 0) > 0)
-                config.setTimeBetweenEvictionRunsMillis(url.getParameter("time.between.eviction.runs.millis", 0));
+                config.timeBetweenEvictionRunsMillis = url.getParameter("time.between.eviction.runs.millis", 0);
             if (url.getParameter("min.evictable.idle.time.millis", 0) > 0)
-                config.setMinEvictableIdleTimeMillis(url.getParameter("min.evictable.idle.time.millis", 0));
+                config.minEvictableIdleTimeMillis = url.getParameter("min.evictable.idle.time.millis", 0);
             final JedisPool jedisPool = new JedisPool(config, url.getHost(), url.getPort(DEFAULT_PORT),
                     url.getParameter(Constants.TIMEOUT_KEY, Constants.DEFAULT_TIMEOUT));
             final int expiry = url.getParameter("expiry", 0);