<?php

/*
 * This file is part of SwiftMailer.
 * (c) 2004-2009 Chris Corbyn
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 * Logs events in the Transport system.
 * @package Swift
 * @subpackage Transport
 * @author Chris Corbyn
 */
interface Swift_Plugins_Logger
{
  
  /**
   * Add a log entry.
   * @param string $entry
   */
  public function add($entry);
  
  /**
   * Clear the log contents.
   */
  public function clear();
  
  /**
   * Get this log as a string.
   * @return string
   */
  public function dump();
  
}
