/*
* @(#) $Id: SocketSessionImpl.java 379044 2006-02-20 07:40:37Z trustin $
*
* Copyright 2004 The Apache Software Foundation
*
* 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 org.apache.mina.transport.socket.nio.support;
import java.net.SocketAddress;
import java.net.SocketException;
import java.nio.channels.SelectionKey;
import java.nio.channels.SocketChannel;
import java.util.Set;
import org.apache.mina.common.CloseFuture;
import org.apache.mina.common.IoFilterChain;
import org.apache.mina.common.IoHandler;
import org.apache.mina.common.IoService;
import org.apache.mina.common.IoSession;
import org.apache.mina.common.IoSessionConfig;
import org.apache.mina.common.RuntimeIOException;
import org.apache.mina.common.TransportType;
import org.apache.mina.common.IoFilter.WriteRequest;
import org.apache.mina.common.support.BaseIoSession;
import org.apache.mina.common.support.BaseIoSessionConfig;
import org.apache.mina.transport.socket.nio.SocketSessionConfig;
import org.apache.mina.util.Queue;
/**
* An {@link IoSession} for socket transport (TCP/IP).
*
* @author The Apache Directory Project (dev@directory.apache.org)
* @version $Rev: 379044 $, $Date: 2006-02-20 16:40:37 +0900 (Mon, 20 Feb 2006) $
*/
class SocketSessionImpl extends BaseIoSession
{
private final IoService manager;
private final SocketSessionConfig config = new SocketSessionConfigImpl();
private final SocketIoProcessor ioProcessor;
private final SocketFilterChain filterChain;
private final SocketChannel ch;
private final Queue writeRequestQueue;
private final IoHandler handler;
private final SocketAddress remoteAddress;
private final SocketAddress localAddress;
private final SocketAddress serviceAddress;
private final Set managedSessions;
private SelectionKey key;
private int readBufferSize;
/**
* Creates a new instance.
*/
public SocketSessionImpl(
IoService manager, Set managedSessions,
IoSessionConfig config,
SocketChannel ch, IoHandler defaultHandler,
SocketAddress serviceAddress )
{
this.manager = manager;
this.managedSessions = managedSessions;
this.ioProcessor = SocketIoProcessor.getInstance();
this.filterChain = new SocketFilterChain( this );
this.ch = ch;
this.writeRequestQueue = new Queue();
this.handler = defaultHandler;
this.remoteAddress = ch.socket().getRemoteSocketAddress();
this.localAddress = ch.socket().getLocalSocketAddress();
this.serviceAddress = serviceAddress;
// Apply the initial session settings
if( config instanceof SocketSessionConfig )
{
SocketSessionConfig cfg = ( SocketSessionConfig ) config;
this.config.setKeepAlive( cfg.isKeepAlive() );
this.config.setOobInline( cfg.isOobInline() );
this.config.setReceiveBufferSize( cfg.getReceiveBufferSize() );
this.readBufferSize = cfg.getReceiveBufferSize();
this.config.setReuseAddress( cfg.isReuseAddress() );
this.config.setSendBufferSize( cfg.getSendBufferSize() );
this.config.setSoLinger( cfg.getSoLinger() );
this.config.setTcpNoDelay( cfg.isTcpNoDelay() );
this.config.setTrafficClass( cfg.getTrafficClass() );
}
}
public IoService getService()
{
return manager;
}
public IoSessionConfig getConfig()
{
return config;
}
SocketIoProcessor getIoProcessor()
{
return ioProcessor;
}
public IoFilterChain getFilterChain()
{
return filterChain;
}
SocketChannel getChannel()
{
return ch;
}
Set getManagedSessions()
{
return managedSessions;
}
SelectionKey getSelectionKey()
{
return key;
}
void setSelectionKey( SelectionKey key )
{
this.key = key;
}
public IoHandler getHandler()
{
return handler;
}
protected void close0( CloseFuture closeFuture )
{
filterChain.filterClose( this, closeFuture );
}
Queue getWriteRequestQueue()
{
return writeRequestQueue;
}
public int getScheduledWriteRequests()
{
synchronized( writeRequestQueue )
{
return writeRequestQueue.size();
}
}
protected void write0( WriteRequest writeRequest )
{
filterChain.filterWrite( this, writeRequest );
}
public TransportType getTransportType()
{
return TransportType.SOCKET;
}
public SocketAddress getRemoteAddress()
{
return remoteAddress;
}
public SocketAddress getLocalAddress()
{
return localAddress;
}
public SocketAddress getServiceAddress()
{
return serviceAddress;
}
protected void updateTrafficMask()
{
this.ioProcessor.updateTrafficMask( this );
}
int getReadBufferSize()
{
return readBufferSize;
}
private class SocketSessionConfigImpl extends BaseIoSessionConfig implements SocketSessionConfig
{
public boolean isKeepAlive()
{
try
{
return ch.socket().getKeepAlive();
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public void setKeepAlive( boolean on )
{
try
{
ch.socket().setKeepAlive( on );
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public boolean isOobInline()
{
try
{
return ch.socket().getOOBInline();
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public void setOobInline( boolean on )
{
try
{
ch.socket().setOOBInline( on );
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public boolean isReuseAddress()
{
try
{
return ch.socket().getReuseAddress();
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public void setReuseAddress( boolean on )
{
try
{
ch.socket().setReuseAddress( on );
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public int getSoLinger()
{
try
{
return ch.socket().getSoLinger();
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public void setSoLinger( int linger )
{
try
{
if( linger < 0 )
{
ch.socket().setSoLinger( false, 0 );
}
else
{
ch.socket().setSoLinger( true, linger );
}
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public boolean isTcpNoDelay()
{
try
{
return ch.socket().getTcpNoDelay();
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public void setTcpNoDelay( boolean on )
{
try
{
ch.socket().setTcpNoDelay( on );
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public int getTrafficClass()
{
try
{
return ch.socket().getTrafficClass();
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public void setTrafficClass( int tc )
{
try
{
ch.socket().setTrafficClass( tc );
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public int getSendBufferSize()
{
try
{
return ch.socket().getSendBufferSize();
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public void setSendBufferSize( int size )
{
try
{
ch.socket().setSendBufferSize( size );
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public int getReceiveBufferSize()
{
try
{
return ch.socket().getReceiveBufferSize();
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
public void setReceiveBufferSize( int size )
{
try
{
ch.socket().setReceiveBufferSize( size );
SocketSessionImpl.this.readBufferSize = size;
}
catch( SocketException e )
{
throw new RuntimeIOException( e );
}
}
}
}