/*
* @(#) $Id: BaseIoService.java 389042 2006-03-27 07:49:41Z 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.common.support;
import java.net.SocketAddress;
import java.util.Set;
import org.apache.mina.common.DefaultIoFilterChainBuilder;
import org.apache.mina.common.IoFilterChainBuilder;
import org.apache.mina.common.IoService;
/**
* Base implementation of {@link IoService}s.
*
* @author The Apache Directory Project (mina-dev@directory.apache.org)
* @version $Rev: 389042 $, $Date: 2006-03-27 16:49:41 +0900 (Mon, 27 Mar 2006) $
*/
public abstract class BaseIoService implements IoService
{
/**
* Current filter chain builder.
*/
private IoFilterChainBuilder filterChainBuilder = new DefaultIoFilterChainBuilder();
protected BaseIoService()
{
}
public Set getManagedSessions( SocketAddress address )
{
throw new UnsupportedOperationException();
}
public IoFilterChainBuilder getFilterChainBuilder()
{
return filterChainBuilder;
}
public void setFilterChainBuilder( IoFilterChainBuilder builder )
{
if( builder == null )
{
builder = new DefaultIoFilterChainBuilder();
}
filterChainBuilder = builder;
}
public DefaultIoFilterChainBuilder getFilterChain()
{
if( filterChainBuilder instanceof DefaultIoFilterChainBuilder )
{
return ( DefaultIoFilterChainBuilder ) filterChainBuilder;
}
else
{
throw new IllegalStateException(
"Current filter chain builder is not a DefaultIoFilterChainBuilder." );
}
}
}