/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.cassandra.net;
import java.io.IOException;
import org.apache.cassandra.concurrent.DebuggableThreadPoolExecutor;
import org.apache.cassandra.concurrent.StageManager;
import org.apache.cassandra.net.io.FastSerializer;
import org.apache.cassandra.net.io.ISerializer;
import org.apache.cassandra.net.sink.SinkManager;
import org.apache.cassandra.service.StorageService;
import org.apache.cassandra.utils.LogUtil;
import org.apache.log4j.Logger;
/**
* Author : Avinash Lakshman ( alakshman@facebook.com) & Prashant Malik ( pmalik@facebook.com )
*/
class MessageDeserializationTask implements Runnable
{
private static Logger logger_ = Logger.getLogger(MessageDeserializationTask.class);
private static ISerializer serializer_ = new FastSerializer();
private int serializerType_;
private byte[] bytes_ = new byte[0];
MessageDeserializationTask(int serializerType, byte[] bytes)
{
serializerType_ = serializerType;
bytes_ = bytes;
}
public void run()
{
/* For DEBUG only. Printing queue length */
DebuggableThreadPoolExecutor es = (DebuggableThreadPoolExecutor)MessagingService.getDeserilizationExecutor();
logger_.debug( "Message Deserialization Task: " + (es.getTaskCount() - es.getCompletedTaskCount()) );
/* END DEBUG */
try
{
Message message = (Message)serializer_.deserialize(bytes_);
if ( message != null )
{
message = SinkManager.processServerMessageSink(message);
MessagingService.receive(message);
}
}
catch ( IOException ex )
{
logger_.warn(LogUtil.throwableToString(ex));
}
}
}