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/*
* 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.qpidity.transport.network.io;
import java.io.IOException;
import java.io.OutputStream;
import java.net.Socket;
import org.apache.qpidity.transport.Sender;
public class IoSender implements Sender<java.nio.ByteBuffer>
{
private final Object lock = new Object();
private Socket _socket;
private OutputStream _outStream;
public IoSender(Socket socket)
{
this._socket = socket;
try
{
_outStream = _socket.getOutputStream();
}
catch(IOException e)
{
throw new RuntimeException("Error getting output stream for socket",e);
}
}
/*
* Currently I don't implement any in memory buffering
* and just write straight to the wire.
* I want to experiment with buffering and see if I can
* get more performance, all though latency will suffer
* a bit.
*/
public void send(java.nio.ByteBuffer buf)
{
write(buf);
}
/* The extra copying sucks.
* If I know for sure that the buf is backed
* by an array then I could do buf.array()
*/
private void write(java.nio.ByteBuffer buf)
{
byte[] array = new byte[buf.remaining()];
buf.get(array);
if( _socket.isConnected())
{
synchronized (lock)
{
try
{
_outStream.write(array);
}
catch(Exception e)
{
e.fillInStackTrace();
throw new RuntimeException("Error trying to write to the socket",e);
}
}
}
else
{
throw new RuntimeException("Trying to write on a closed socket");
}
}
/*
* Haven't used this, but the intention is
* to experiment with it in the future.
* Also need to make sure the buffer size
* is configurable
*/
public void setStartBatching()
{
}
public void close()
{
synchronized (lock)
{
try
{
_socket.close();
}
catch(Exception e)
{
e.printStackTrace();
}
}
}
}
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