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Ehcache is an open source, standards-based cache used to boost performance,
offload the database and simplify scalability. Ehcache is robust, proven and full-featured and
this has made it the most widely-used Java-based cache.
//
// ========================================================================
// Copyright (c) 1995-2018 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.io;
import java.io.IOException;
import java.util.Map;
import java.util.concurrent.Executor;
import javax.net.ssl.SSLEngine;
import org.eclipse.jetty.util.BufferUtil;
import org.eclipse.jetty.util.log.Log;
import org.eclipse.jetty.util.log.Logger;
public abstract class NegotiatingClientConnection extends AbstractConnection
{
private static final Logger LOG = Log.getLogger(NegotiatingClientConnection.class);
private final SSLEngine engine;
private final ClientConnectionFactory connectionFactory;
private final Map context;
private volatile boolean completed;
protected NegotiatingClientConnection(EndPoint endp, Executor executor, SSLEngine sslEngine, ClientConnectionFactory connectionFactory, Map context)
{
super(endp, executor);
this.engine = sslEngine;
this.connectionFactory = connectionFactory;
this.context = context;
}
public SSLEngine getSSLEngine()
{
return engine;
}
protected void completed()
{
completed = true;
}
@Override
public void onOpen()
{
super.onOpen();
try
{
getEndPoint().flush(BufferUtil.EMPTY_BUFFER);
if (completed)
replaceConnection();
else
fillInterested();
}
catch (IOException x)
{
close();
throw new RuntimeIOException(x);
}
}
@Override
public void onFillable()
{
while (true)
{
int filled = fill();
if (completed || filled < 0)
{
replaceConnection();
break;
}
if (filled == 0)
{
fillInterested();
break;
}
}
}
private int fill()
{
try
{
return getEndPoint().fill(BufferUtil.EMPTY_BUFFER);
}
catch (IOException x)
{
LOG.debug(x);
close();
return -1;
}
}
private void replaceConnection()
{
EndPoint endPoint = getEndPoint();
try
{
endPoint.upgrade(connectionFactory.newConnection(endPoint, context));
}
catch (Throwable x)
{
LOG.debug(x);
close();
}
}
@Override
public void close()
{
// Gentler close for SSL.
getEndPoint().shutdownOutput();
super.close();
}
}