<?php

/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Loader
 * @subpackage PluginLoader
 * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */

/**
 * Plugin class loader interface
 *
 * @category   Zend
 * @package    Zend_Loader
 * @subpackage PluginLoader
 * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
interface Zend_Loader_PluginLoader_Interface {

  /**
   * Add prefixed paths to the registry of paths
   *
   * @param string $prefix
   * @param string $path
   * @return Zend_Loader_PluginLoader
   */
  public function addPrefixPath($prefix, $path);

  /**
   * Remove a prefix (or prefixed-path) from the registry
   *
   * @param string $prefix
   * @param string $path OPTIONAL
   * @return Zend_Loader_PluginLoader
   */
  public function removePrefixPath($prefix, $path = null);

  /**
   * Whether or not a Helper by a specific name
   *
   * @param string $name
   * @return Zend_Loader_PluginLoader
   */
  public function isLoaded($name);

  /**
   * Return full class name for a named helper
   *
   * @param string $name
   * @return string
   */
  public function getClassName($name);

  /**
   * Load a helper via the name provided
   *
   * @param string $name
   * @return string
   */
  public function load($name);
}