--- /dev/null
+<?php
+/**
+ * An instance for state resolver classes
+ *
+ * @author Roland Haeder <webmaster@ship-simu.org>
+ * @version 0.0.0
+ * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 Core Developer Team
+ * @license GNU GPL 3.0 or any newer version
+ * @link http://www.ship-simu.org
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+interface StateResolver extends Resolver {
+ /**
+ * Returns an state instance for a given package class and raw data
+ *
+ * @param $packageInstance An instance of a package class
+ * @param $rawData The raw data to handle
+ * @return $stateInstance An instance of the resolved state
+ */
+ function resolveStateByPackage (Networkable $packageInstance, $rawData);
+
+ /**
+ * Checks wether the given state is valid
+ *
+ * @param $stateName The default state we shall execute
+ * @return $isValid Wether the given state is valid
+ * @throws EmptyVariableException Thrown if given state is not set
+ */
+ function isStateValid ($stateName);
+}
+
+//
+?>