/**
 * Copyright 2013 David Rusek <dave dot rusek at gmail dot com>
 *
 * 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.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.robotninjas.barge.rpc;

import org.apache.commons.pool.KeyedObjectPool;
import org.apache.commons.pool.impl.GenericKeyedObjectPool;
import org.robotninjas.barge.Replica;
import org.robotninjas.protobuf.netty.client.NettyRpcChannel;
import org.robotninjas.protobuf.netty.client.RpcClient;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.annotation.Nonnull;
import javax.annotation.concurrent.Immutable;
import javax.inject.Inject;

import static com.google.common.base.Preconditions.checkNotNull;
import static org.apache.commons.pool.PoolUtils.adapt;

@Immutable
class RpcClientProvider {

  private static final Logger LOGGER = LoggerFactory.getLogger(RpcClientProvider.class);

  private final RpcClient client;
  private final KeyedObjectPool<Object, NettyRpcChannel> connectionPools;

  @Inject
  public RpcClientProvider(@Nonnull RpcClient client) {
    this.client = checkNotNull(client);
    RpcChannelFactory channelFactory = new RpcChannelFactory(client);
    GenericKeyedObjectPool.Config config = new GenericKeyedObjectPool.Config();
    config.maxActive = 1;
    config.testOnBorrow = true;
    config.testOnReturn = true;
    this.connectionPools = new GenericKeyedObjectPool(channelFactory, config);
  }

  @Nonnull
  public RaftClient get(@Nonnull Replica replica) {
    checkNotNull(replica);
    return new RaftClient(adapt(connectionPools, replica));
  }

}

@@ -1339,42 +1339,8 @@
 );%0A%0A
-  private final RpcClient client;%0A
   pr
@@ -1480,48 +1480,8 @@
 ) %7B%0A
-    this.client = checkNotNull(client);%0A
     

Remove unneded storage of constructor parameter