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The Adobe Experience Manager SDK

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 * ___________________
 *
 * Copyright 2011 Adobe
 * All Rights Reserved.
 *
 * NOTICE: All information contained herein is, and remains
 * the property of Adobe and its suppliers, if any. The intellectual
 * and technical concepts contained herein are proprietary to Adobe
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package com.day.cq.replication;

/**
 * Transport handler that supports polling of modified content that should be
 * reverse replicated.
 */
public interface PollingTransportHandler {

    /**
     * Poll modified content from the transport handler.
     *
     * @param ctx transport context
     * @param tx replication transaction
     * @param factory replication content factory
     * @return modified content
     *
     * @throws ReplicationException if a replication error occurs
     * @throws TransportException if the underlying transport receives an unexpected answer
     */
    ReverseReplication[] poll(TransportContext ctx, ReplicationTransaction tx, ReplicationContentFactory factory)
            throws ReplicationException;

}