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/***************************************************************************
* Copyright (c) 2004 - 2008 Eike Stepper, Germany.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Eike Stepper - initial API and implementation
**************************************************************************/
package org.eclipse.net4j.internal.jvm;
import org.eclipse.net4j.buffer.IBuffer;
import org.eclipse.net4j.channel.IChannel;
import org.eclipse.net4j.connector.ConnectorException;
import org.eclipse.net4j.connector.ConnectorLocation;
import org.eclipse.net4j.connector.ConnectorState;
import org.eclipse.net4j.internal.jvm.bundle.OM;
import org.eclipse.net4j.jvm.IJVMConnector;
import org.eclipse.net4j.protocol.IProtocol;
import org.eclipse.net4j.util.om.trace.ContextTracer;
import org.eclipse.net4j.util.security.INegotiationContext;
import org.eclipse.internal.net4j.connector.Connector;
import org.eclipse.spi.net4j.InternalChannel;
import java.util.Queue;
/**
* TODO Remove peer channels
*
* @author Eike Stepper
*/
public abstract class JVMConnector extends Connector implements IJVMConnector
{
private static final ContextTracer TRACER = new ContextTracer(OM.DEBUG, JVMConnector.class);
private JVMConnector peer;
private String name;
public JVMConnector()
{
}
public String getName()
{
return name;
}
public void setName(String name)
{
this.name = name;
}
public JVMConnector getPeer()
{
return peer;
}
public void setPeer(JVMConnector peer)
{
this.peer = peer;
}
public String getURL()
{
return "jvm://" + name;
}
public ConnectorLocation getLocation()
{
return null;
}
@Override
public void setState(ConnectorState newState) throws ConnectorException
{
super.setState(newState);
}
@Override
public boolean waitForConnection(long timeout) throws ConnectorException
{
return super.waitForConnection(timeout);
}
public void multiplexChannel(IChannel localChannel)
{
short channelIndex = localChannel.getChannelIndex();
InternalChannel peerChannel = peer.getChannel(channelIndex);
if (peerChannel == null)
{
throw new IllegalStateException("peerChannel == null"); //$NON-NLS-1$
}
Queue<IBuffer> localQueue = ((InternalChannel)localChannel).getSendQueue();
IBuffer buffer = localQueue.poll();
if (TRACER.isEnabled())
{
TRACER.trace("Multiplexing " + buffer.formatContent(true));
}
buffer.flip();
peerChannel.handleBufferFromMultiplexer(buffer);
}
@Override
protected INegotiationContext createNegotiationContext()
{
throw new UnsupportedOperationException();
}
@Override
protected void registerChannelWithPeer(int channelID, short channelIndex, IProtocol protocol, long timeoutIgnored)
throws ConnectorException
{
try
{
InternalChannel channel = getPeer().createChannel(channelID, channelIndex, protocol.getType());
if (channel == null)
{
throw new ConnectorException("Failed to register channel with peer");
}
channel.activate();
}
catch (ConnectorException ex)
{
throw ex;
}
catch (Exception ex)
{
throw new ConnectorException(ex);
}
}
@Override
protected void doBeforeActivate() throws Exception
{
super.doBeforeActivate();
checkState(name, "name");
}
@Override
protected void doActivate() throws Exception
{
super.doActivate();
leaveConnecting();
}
}
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