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 * JBoss, Home of Professional Open Source
 * Copyright 2010, Red Hat Middleware LLC, and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * 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.jboss.netty.handler.ipfilter;

import org.jboss.netty.channel.ChannelUpstreamHandler;

/**
 * The Interface IpFilteringHandler.
 * A Filter of IP.
 * <br>
 * Users can add an {@link IpFilterListener} to add specific actions in case a connection is allowed or refused.
 * 
 * @author Ron
 */
public interface IpFilteringHandler extends ChannelUpstreamHandler
{
   
   /**
    * Sets the filter listener.
    * 
    * @param listener the new ip filter listener
    */
   public void setIpFilterListener(IpFilterListener listener);

   /**
    * Remove the filter listener.
    */
   public void removeIpFilterListener();
}