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package com.pdd.pop.ext.glassfish.grizzly.http.server;

import com.pdd.pop.ext.glassfish.grizzly.filterchain.FilterChainBuilder;

/**
 * The {@link HttpServer} addon interface, responsible for adding
 * features like WebSockets, Comet to HttpServer.
 *
 * @author Alexey Stashok
 */
public interface AddOn {
    /**
     * The method, which will be invoked by {@link HttpServer} in order to
     * initialize the AddOn on the passed {@link NetworkListener}.
     * Most of the time the AddOn implementation will update the passed
     * {@link NetworkListener}'s {@link FilterChainBuilder} by adding custom
     * {@link com.pdd.pop.ext.glassfish.grizzly.filterchain.Filter}(s), which implement
     * AddOn's logic.
     * 
     * @param networkListener the {@link NetworkListener} the addon is being
     *          initialized on.
     * @param builder the {@link FilterChainBuilder},
     *          representing the {@link NetworkListener} logic.
     */
    void setup(NetworkListener networkListener,
               FilterChainBuilder builder);
}