3 * An instance for action resolver classes
5 * @author Roland Haeder <webmaster@shipsimu.org>
7 * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2013 Core Developer Team
8 * @license GNU GPL 3.0 or any newer version
9 * @link http://www.shipsimu.org
11 * This program is free software: you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation, either version 3 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 interface ActionResolver extends Resolver {
26 * Returns an action instance for the current action
28 * @return $actionInstance An instance of the resolved action
30 function resolveAction ();
33 * Returns an action instance for a given request class
35 * @param $requestInstance An instance of a request class
36 * @return $actionInstance An instance of the resolved action
38 function resolveActionByRequest (Requestable $requestInstance);
41 * Checks whether the given action is valid
43 * @param $actionName The default action we shall execute
44 * @return $isValid Whether the given action is valid
45 * @throws EmptyVariableException Thrown if given action is not set
47 function isActionValid ($actionName);