/*
* Copyright 2013 Basho Technologies Inc.
*
* 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 com.basho.riak.client.core.netty;
import com.basho.riak.client.core.RiakMessage;
import com.basho.riak.client.core.RiakResponseListener;
import com.basho.riak.protobuf.RiakMessageCodes;
import com.basho.riak.protobuf.RiakPB;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundHandlerAdapter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
*
* @author Brian Roach <roach at basho dot com>
* @since 2.0
*/
public class RiakResponseHandler extends ChannelInboundHandlerAdapter
{
private RiakResponseListener listener;
private final Logger logger = LoggerFactory.getLogger(RiakResponseHandler.class);
public RiakResponseHandler(RiakResponseListener listener)
{
super();
this.listener = listener;
}
@Override
public void channelRead(ChannelHandlerContext chc, Object message) throws Exception
{
RiakMessage riakMessage = (RiakMessage) message;
if (riakMessage.getCode() == RiakMessageCodes.MSG_ErrorResp)
{
RiakPB.RpbErrorResp error = RiakPB.RpbErrorResp.parseFrom(riakMessage.getData());
listener.onRiakErrorResponse(chc.channel(),
new RiakResponseException(error.getErrcode(),
error.getErrmsg().toStringUtf8()));
}
else
{
listener.onSuccess(chc.channel(), riakMessage);
}
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause)
throws Exception
{
// On any exception in the pipeline we explitly close the context here
// so the channel doesn't get reused by the ConnectionPool.
listener.onException(ctx.channel(), cause);
ctx.close();
}
}