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Camel Netty NIO based socket communication component

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.camel.component.netty;

import io.netty.channel.ChannelHandler;

/**
 * Factory for creating new {@link ChannelHandler} used for non shareable encoders and decoders configured on the Camel
 * {@link NettyComponent}.
 * 
 * This is needed as Netty's {@link ChannelHandler} is often not shareable and therefore a new instance must be created
 * when a handler is being added to a pipeline.
 */
public interface ChannelHandlerFactory extends ChannelHandler {

    /**
     * Creates a new {@link ChannelHandler} to be used.
     */
    ChannelHandler newChannelHandler();
}