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/*
 * $Id: Consumer.java 3531 2011-03-31 09:03:36Z mitcje $
 * $URL: https://open.jira.com/svn/IKASAN/branches/ikasaneip-0.9.x/spec/component/endpoint/src/main/java/org/ikasan/spec/component/endpoint/Consumer.java $
 *
 * ====================================================================
 * Ikasan Enterprise Integration Platform
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 * Distributed under the Modified BSD License.
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package org.ikasan.spec.component.endpoint;



/**
 * Component consumer for retrieving from an endpoint.
 * 
 * A {@link Consumer} defines a contract for such translation.
 *
 * @author Ikasan Development Teams
 */
public interface Consumer
{
    /**
     * Set a listener on the underlying tech of this consumer
     * @param listener
     */
    public void setListener(LISTENER listener);

    /**
     * Set event factory for this consumer
     * @param eventFactory
     */
    public void setEventFactory(EVENT_FACTORY eventFactory);

    /**
     * Does this consumer have an event factory already registered
     * @return boolean
     */
    public EVENT_FACTORY getEventFactory();

    /**
     * Start the consumer and any underlying tech
     */
    public void start();
    
    /**
     * Is this consumer currently running
     * @return boolean
     */
    public boolean isRunning();
    
    /**
     * Stop this consumer and any associated underlying tech
     */
    public void stop();
}