<?php
/**
 * File containing the ezcWebdavInvalidCallbackException class.
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 * @package Webdav
 * @version //autogentag//
 * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0
 */
/**
 * Exception thrown if a plugin tries to register an invalid callback for a hook.
 *
 * If an instance of {@link ezcWebdavPluginConfiguration} returns an invalid
 * callback to {@link ezcWebdavPluginConfiguration::getHooks()}, {@link
 * ezcWebdavPluginRegistry} will throw this exception. This most propably
 * means, that the plugin you try to configure is malicious or works only with
 * a newer version of the Webdav component.
 * 
 * @package Webdav
 * @version //autogen//
 */
class ezcWebdavInvalidCallbackException extends ezcWebdavException
{
    /**
     * Initializes the exception with the given $callback.
     * 
     * @param mixed $callback
     * @return void
     */
    public function __construct( $callback )
    {
        parent::__construct(
            'The variable ' . var_export( $callback, true ) . ' is not a valid callback.'
        );
    }
}


?>